list service as table format (#382)

* request a port when not port given
* make context an interface, for easy testing (#380)

.github/workflows/ci.yml

@@ -13,31 +13,21 @@ jobs:
       - name: check out
         uses: actions/checkout@master
 
-      - name: setup docker
+      - name: kind create a k8s cluster
         run: |
-          ./scripts/provision.sh
+          kind create cluster
 
       - name: lint
         run: |
           docker run --rm -v $(pwd):/app -w /app golangci/golangci-lint \
           golangci-lint run -v
 
-      - name: setup k8s and kind
-        run: |
-          export GOBIN=$(go env GOPATH)/bin
-          export PATH=$PATH:$GOBIN
-          mkdir -p $GOBIN
-          curl -LO https://storage.googleapis.com/kubernetes-release/release/`curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt`/bin/linux/amd64/kubectl
-          chmod +x kubectl && mv kubectl $GOBIN
-          wget https://github.com/kubernetes-sigs/kind/releases/download/v0.5.0/kind-linux-amd64 && chmod +x kind-linux-amd64 && mv kind-linux-amd64 $GOBIN/kind
-          ./scripts/setup_kind.sh
-
       - name: unit test
         env:
           DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}
           DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
         run: |
-          export KUBECONFIG=/home/runner/.kube/kind-config-fx-test
+          export KUBECONFIG="$(kind get kubeconfig-path)"
           DEBUG=true go test -v ./...
       - name: code cov
         env:
@@ -57,6 +47,11 @@ jobs:
           make docker-build
           make test
           # make docker-publish #TODO in release workflow
+      - name: test fx docker cloud
+        run: |
+          make start_docker_infra
+          make test_docker_infra
+          make stop_docker_infra
 
       - name: test fx cli
         env:
@@ -66,21 +61,22 @@ jobs:
         run: |
           echo $KUBECONFIG
           unset KUBECONFIG
-          make cli-test
+          make cli-test-ci
 
       - name: test AKS
         env:
           AKS_KUBECONFIG: ${{ secrets.AKS_KUBECONFIG }}
         run: |
-          export KUBECONFIG=${HOME}/.kube/aks
-          echo ${AKS_KUBECONFIG} | base64 -d > $KUBECONFIG
-          if [[ -z "$AKS_KUBECONFIG" ]];then
-            echo "skip deploy test since no valid KUBECONFIG"
-          else
-            DEBUG=true ./build/fx up -n hello -p 12345 examples/functions/JavaScript/func.js
-            ./build/fx down hello
-            rm ${KUBECONFIG}
-          fi
+          echo "skip since aks environment not ready yet"
+          # export KUBECONFIG=${HOME}/.kube/aks
+          # echo ${AKS_KUBECONFIG} | base64 -d > $KUBECONFIG
+          # if [[ -z "$AKS_KUBECONFIG" ]];then
+          #   echo "skip deploy test since no valid KUBECONFIG"
+          # else
+          #   DEBUG=true ./build/fx up -n hello -p 12345 examples/functions/JavaScript/func.js
+          #   ./build/fx down hello
+          #   rm ${KUBECONFIG}
+          # fi
 
   Installation:
     runs-on: ${{ matrix.os }}

.github/workflows/release.yml

@@ -18,31 +18,21 @@ jobs:
       - name: check out
         uses: actions/checkout@master
 
-      - name: setup docker
+      - name: kind create a k8s cluster
         run: |
-          ./scripts/provision.sh
+          kind create cluster
 
       - name: lint
         run: |
           docker run --rm -v $(pwd):/app -w /app golangci/golangci-lint \
           golangci-lint run -v
 
-      - name: setup k8s and kind
-        run: |
-          export GOBIN=$(go env GOPATH)/bin
-          export PATH=$PATH:$GOBIN
-          mkdir -p $GOBIN
-          curl -LO https://storage.googleapis.com/kubernetes-release/release/`curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt`/bin/linux/amd64/kubectl
-          chmod +x kubectl && mv kubectl $GOBIN
-          wget https://github.com/kubernetes-sigs/kind/releases/download/v0.5.0/kind-linux-amd64 && chmod +x kind-linux-amd64 && mv kind-linux-amd64 $GOBIN/kind
-          ./scripts/setup_kind.sh
-
       - name: unit test
         env:
           DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}
           DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
         run: |
-          export KUBECONFIG=/home/runner/.kube/kind-config-fx-test
+          export KUBECONFIG="$(kind get kubeconfig-path)"
           DEBUG=true go test -v ./container_runtimes/... ./deploy/...
 
       - name: build fx
@@ -61,11 +51,12 @@ jobs:
           DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}
           DOCKER_PASSWORD: ${{ secrets.DOCKER_PASSWORD }}
         run: |
-          export KUBECONFIG=${HOME}/.kube/aks
-          echo ${AKS_KUBECONFIG} | base64 -d > $KUBECONFIG
-          DEBUG=true ./build/fx up -n hello -p 12345 examples/functions/JavaScript/func.js
-          ./build/fx down hello
-          rm ${KUBECONFIG}
+          echo "skip since aks environment not ready yet"
+          # export KUBECONFIG=${HOME}/.kube/aks
+          # echo ${AKS_KUBECONFIG} | base64 -d > $KUBECONFIG
+          # DEBUG=true ./build/fx up -n hello -p 12345 examples/functions/JavaScript/func.js
+          # ./build/fx down hello
+          # rm ${KUBECONFIG}
   Release:
     runs-on: ${{ matrix.os }}
     needs: [Test]

Makefile

@@ -1,5 +1,7 @@
-OUTPUT_DIR=./build
-DIST_DIR=./dist
+OUTPUT_DIR ?=./build
+DIST_DIR ?=./dist
+DOCKER_REMOTE_HOST_ADDR ?= "127.0.0.1"
+DOCKER_REMOTE_HOST_USER ?= $(whoami)
 
 lint:
 	golangci-lint run
@@ -26,12 +28,11 @@ clean:
 unit-test:
 	./scripts/coverage.sh
 
+cli-test-ci:
+	./scripts/test_cli.sh 'js'
+
 cli-test:
-	echo 'run testing on localhost'
-	./scripts/test_cli.sh
-	# TODO enable remote test
-	echo 'run testing on remote host'
-	DOCKER_REMOTE_HOST_ADDR=${REMOTE_HOST_ADDR} DOCKER_REMOTE_HOST_USER=${REMOTE_HOST_USER} DOCKER_REMOTE_HOST_PASSWORD=${REMOTE_HOST_PASSWORD} ./scripts/test_cli.sh
+	./scripts/test_cli.sh 'js rb py go php java d'
 
 http-test:
 	./scripts/http_test.sh
@@ -39,3 +40,27 @@ http-test:
 zip:
 	zip -r images.zip images/
 .PHONY: test build start list clean generate
+
+start_docker_infra:
+	docker build -t fx-docker-infra -f test/Dockerfile ./test
+	docker run --rm --name fx-docker-infra -p 2222:22 -v /var/run/docker.sock:/var/run/docker.sock -d fx-docker-infra
+
+test_docker_infra:
+	CICD=true SSH_PORT=2222 SSH_KEY_FILE=./test/id_rsa ./build/fx infra create --name docker-local -t docker --host root@127.0.0.1
+
+stop_docker_infra:
+	docker stop fx-docker-infra
+
+start_k3s_infra:
+	multipass launch --name k3s-master --cpus 1 --mem 512M --disk 3G  --cloud-init ./test/k3s/ssh-cloud-init.yaml
+	multipass launch --name k3s-worker1 --cpus 1 --mem 512M --disk 3G  --cloud-init ./test/k3s/ssh-cloud-init.yaml
+	multipass launch --name k3s-worker2 --cpus 1 --mem 512M --disk 3G  --cloud-init ./test/k3s/ssh-cloud-init.yaml
+
+test_k3s_infra:
+	./scripts/test_k3s_infra.sh
+
+stop_k3s_infra:
+	multipass delete k3s-master
+	multipass delete k3s-worker1
+	multipass delete k3s-worker2
+	multipass purge

README.md

@@ -18,6 +18,8 @@ Poor man's function as a service.
 
 ## Introduction
 
+![workflow](https://raw.githubusercontent.com/metrue/fx/master/docs/fx-workflow.png)
+
 fx is a tool to help you do Function as a Service on your own server, fx can make your stateless function a service in seconds, both Docker host and Kubernetes cluster supported. The most exciting thing is that you can write your functions with most programming languages.
 
 Feel free hacking fx to support the languages not listed. Welcome to tweet me [@_metrue](https://twitter.com/_metrue) on Twitter, [@metrue](https://www.weibo.com/u/2165714507) on Weibo.
@@ -38,6 +40,8 @@ Feel free hacking fx to support the languages not listed. Welcome to tweet me [@
 
 # Installation
 
+Binaries are available for Windows, MacOS and Linux/Unix on x86. For other architectures and platforms, follow instructions to [build fx from source](#buildtest).
+
 * MacOS
 
 ```
@@ -57,9 +61,9 @@ curl -o- https://raw.githubusercontent.com/metrue/fx/master/scripts/install.sh |
 curl -o- https://raw.githubusercontent.com/metrue/fx/master/scripts/install.sh | sudo bash
 ```
 
-fx will be installed into /usr/local/bin, sometimes you may need `source ~/.zshrc` or `source ~/.bashrc` to make fx available in `$PAHT`.
+fx will be installed into /usr/local/bin, sometimes you may need `source ~/.zshrc` or `source ~/.bashrc` to make fx available in `$PATH`.
 
-* Window
+* Windows
 
 You can go the release page to [download](https://github.com/metrue/fx/releases) fx manually;
 
@@ -75,10 +79,10 @@ USAGE:
    fx [global options] command [command options] [arguments...]
 
 VERSION:
-   0.8.1
+   0.8.4
 
 COMMANDS:
-   init      start fx agent on host
+   infra     manage infrastructure
    up        deploy a function
    down      destroy a service
    list, ls  list deployed services
@@ -218,6 +222,14 @@ But we would suggest you run `kubectl config current-context` to check if the cu
 * Google Kubernetes Engine (GKET)
   TODO
 
+* Setup your own Kubernetes cluster
+
+![init workflow](https://raw.githubusercontent.com/metrue/fx/master/docs/fx-init-cluster.png)
+
+```shell
+fx infra create --type k3s --name fx-cluster-1 --master root@123.11.2.3 --agents 'root@1.1.1.1,root@2.2.2.2'
+```
+
 ## Contribute
 
 fx uses [Project](https://github.com/metrue/fx/projects/4) to manage the development.
@@ -227,6 +239,7 @@ fx uses [Project](https://github.com/metrue/fx/projects/4) to manage the develop
 Docker: make sure [Docker](https://docs.docker.com/engine/installation/) installed and running on your server.
 
 
+<a name="buildtest"></a>
 #### Build & Test
 
 ```

config/config.go

@@ -0,0 +1,195 @@
+package config
+
+import (
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"os"
+	"os/user"
+	"path"
+	"sync"
+
+	"github.com/metrue/fx/utils"
+	"github.com/mitchellh/go-homedir"
+	"gopkg.in/yaml.v2"
+)
+
+// Items data of config file
+type Items struct {
+	Clouds       map[string]map[string]string `json:"clouds"`
+	CurrentCloud string                       `json:"current_cloud"`
+}
+
+// Config config of fx
+type Config struct {
+	mux        sync.Mutex
+	configFile string
+	Items
+}
+
+// LoadDefault load default config
+func LoadDefault() (*Config, error) {
+	configFile, err := homedir.Expand("~/.fx/config.yml")
+	if err != nil {
+		return nil, err
+	}
+	if os.Getenv("FX_CONFIG") != "" {
+		configFile = os.Getenv("FX_CONFIG")
+
+	}
+	if _, err := os.Stat(configFile); os.IsNotExist(err) {
+		if err := utils.EnsureFile(configFile); err != nil {
+			return nil, err
+		}
+		if err := writeDefaultConfig(configFile); err != nil {
+			return nil, err
+		}
+	}
+	return load(configFile)
+}
+
+// Load config
+func Load(configFile string) (*Config, error) {
+	if configFile == "" {
+		return nil, fmt.Errorf("invalid config file")
+	}
+
+	if _, err := os.Stat(configFile); os.IsNotExist(err) {
+		if err := utils.EnsureFile(configFile); err != nil {
+			return nil, err
+		}
+		if err := writeDefaultConfig(configFile); err != nil {
+			return nil, err
+		}
+	}
+	return load(configFile)
+}
+
+// AddCloud add a cloud
+func (c *Config) addCloud(name string, cloud map[string]string) error {
+	c.Items.Clouds[name] = cloud
+	return save(c)
+}
+
+// AddDockerCloud add docker cloud
+func (c *Config) AddDockerCloud(name string, config []byte) error {
+	c.mux.Lock()
+	defer c.mux.Unlock()
+
+	var conf map[string]string
+	err := json.Unmarshal(config, &conf)
+	if err != nil {
+		return err
+	}
+
+	cloud := map[string]string{
+		"type": "docker",
+		"host": conf["ip"],
+		"user": conf["user"],
+	}
+	return c.addCloud(name, cloud)
+}
+
+// AddK8SCloud add k8s cloud
+func (c *Config) AddK8SCloud(name string, kubeconfig []byte) error {
+	c.mux.Lock()
+	defer c.mux.Unlock()
+
+	dir := path.Dir(c.configFile)
+	kubecfg := path.Join(dir, name+".kubeconfig")
+	if err := utils.EnsureFile(kubecfg); err != nil {
+		return err
+	}
+	if err := ioutil.WriteFile(kubecfg, kubeconfig, 0666); err != nil {
+		return err
+	}
+
+	cloud := map[string]string{
+		"type":       "k8s",
+		"kubeConfig": kubecfg,
+	}
+
+	return c.addCloud(name, cloud)
+}
+
+// Use set cloud instance with name as current context
+func (c *Config) Use(name string) error {
+	c.mux.Lock()
+	defer c.mux.Unlock()
+
+	has := false
+	for n := range c.Clouds {
+		if n == name {
+			has = true
+			break
+		}
+	}
+	if !has {
+		return fmt.Errorf("no cloud with name = %s", name)
+	}
+	c.Items.CurrentCloud = name
+	return save(c)
+}
+
+// View view current config
+func (c *Config) View() ([]byte, error) {
+	c.mux.Lock()
+	defer c.mux.Unlock()
+
+	return ioutil.ReadFile(c.configFile)
+}
+
+func load(configFile string) (*Config, error) {
+	conf, err := ioutil.ReadFile(configFile)
+	if err != nil {
+		return nil, err
+	}
+	var items Items
+	if err := yaml.Unmarshal(conf, &items); err != nil {
+		return nil, err
+	}
+	var c = Config{
+		configFile: configFile,
+		Items:      items,
+	}
+	return &c, nil
+}
+
+func save(c *Config) error {
+	conf, err := yaml.Marshal(c.Items)
+	if err != nil {
+		return err
+	}
+	if err := ioutil.WriteFile(c.configFile, conf, 0666); err != nil {
+		return err
+	}
+	return nil
+}
+
+func writeDefaultConfig(configFile string) error {
+	me, err := user.Current()
+	if err != nil {
+		return err
+	}
+	items := Items{
+		Clouds: map[string]map[string]string{
+			"default": map[string]string{
+				"type": "docker",
+				"host": "127.0.0.1",
+				"user": me.Username,
+			},
+		},
+		CurrentCloud: "default",
+	}
+
+	body, err := yaml.Marshal(items)
+	if err != nil {
+		return err
+	}
+
+	if err := ioutil.WriteFile(configFile, body, 0666); err != nil {
+		return err
+	}
+
+	return nil
+}

config/config_test.go

@@ -0,0 +1,65 @@
+package config
+
+import (
+	"encoding/json"
+	"fmt"
+	"os"
+	"testing"
+)
+
+func TestConfig(t *testing.T) {
+	configPath := "./tmp/config.yml"
+	defer func() {
+		if err := os.RemoveAll("./tmp"); err != nil {
+			t.Fatal(err)
+		}
+	}()
+	c, err := Load(configPath)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if len(c.Clouds) != 1 {
+		t.Fatal("should contain default cloud")
+	}
+
+	name := "fx_cluster_1"
+	if err := c.Use(name); err == nil {
+		t.Fatal("should get no such cloud error")
+	}
+
+	if err := c.AddK8SCloud(name, []byte("sampe kubeconfg")); err != nil {
+		t.Fatal(err)
+	}
+
+	config := map[string]string{
+		"ip":   "127.0.0.1",
+		"user": "use1",
+	}
+	configData, _ := json.Marshal(config)
+	if err := c.AddDockerCloud("docker-1", configData); err != nil {
+		t.Fatal(err)
+	}
+
+	if err := c.Use(name); err != nil {
+		t.Fatal(err)
+	}
+
+	if c.CurrentCloud != name {
+		t.Fatalf("should get %s but got %s", name, c.CurrentCloud)
+	}
+
+	conf, err := Load(configPath)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if conf.CurrentCloud != name {
+		t.Fatalf("should get %s but got %s", name, c.CurrentCloud)
+	}
+
+	body, err := c.View()
+	if err != nil {
+		t.Fatal(err)
+	}
+	fmt.Println(string(body))
+}

config/types.go

@@ -0,0 +1,7 @@
+package config
+
+// CloudTypeDocker docker type
+const CloudTypeDocker = "docker"
+
+// CloudTypeK8S k8s type
+const CloudTypeK8S = "k8s"

container_runtimes/docker/http/api.go

@@ -377,8 +377,6 @@ func (api *API) StartContainer(ctx context.Context, name string, image string, b
 		return fmt.Errorf("container id is missing")
 	}
 
-	log.Infof("container %s created", name)
-
 	// start container
 	path = fmt.Sprintf("/containers/%s/start", createRes.ID)
 	url := fmt.Sprintf("%s%s", api.endpoint, path)
@@ -402,7 +400,6 @@ func (api *API) StartContainer(ctx context.Context, name string, image string, b
 		msg := fmt.Sprintf("start container met issue: %s", string(b))
 		return errors.New(msg)
 	}
-	log.Infof("container %s started", name)
 
 	if _, err = api.inspect(createRes.ID); err != nil {
 		msg := fmt.Sprintf("inspect container %s error", name)

container_runtimes/docker/sdk/docker.go

@@ -76,7 +76,9 @@ func (d *Docker) BuildImage(ctx context.Context, workdir string, name string) er
 	if err != nil {
 		return err
 	}
-	log.Info(string(body))
+	if os.Getenv("DEBUG") != "" {
+		log.Info(string(body))
+	}
 
 	return nil
 }

context/context.go

@@ -12,6 +12,15 @@ const (
 	keyCliCtx = key("cmd_cli")
 )
 
+// Contexter ctx interface
+type Contexter interface {
+	Get(k string) interface{}
+	Set(k string, v interface{})
+	Use(fn func(ctx *Context) error) error
+	GetContext() context.Context
+	GetCliContext() *cli.Context
+}
+
 // Context fx context
 type Context struct {
 	context.Context
@@ -56,3 +65,12 @@ func (ctx *Context) Get(name string) interface{} {
 func (ctx *Context) Use(fn func(ctx *Context) error) error {
 	return fn(ctx)
 }
+
+// GetContext get context
+func (ctx *Context) GetContext() context.Context {
+	return ctx.Context
+}
+
+var (
+	_ Contexter = &Context{}
+)

context/context_test.go

@@ -22,4 +22,8 @@ func TestContext(t *testing.T) {
 	if v != value {
 		t.Fatalf("should get %v but %v", value, v)
 	}
+
+	if ctx.GetContext() == nil {
+		t.Fatalf("should get context")
+	}
 }

context/mocks/context.go

@@ -0,0 +1,104 @@
+// Code generated by MockGen. DO NOT EDIT.
+// Source: context.go
+
+// Package mock_context is a generated GoMock package.
+package mock_context
+
+import (
+	context "context"
+	gomock "github.com/golang/mock/gomock"
+	context0 "github.com/metrue/fx/context"
+	cli "github.com/urfave/cli"
+	reflect "reflect"
+)
+
+// MockContexter is a mock of Contexter interface
+type MockContexter struct {
+	ctrl     *gomock.Controller
+	recorder *MockContexterMockRecorder
+}
+
+// MockContexterMockRecorder is the mock recorder for MockContexter
+type MockContexterMockRecorder struct {
+	mock *MockContexter
+}
+
+// NewMockContexter creates a new mock instance
+func NewMockContexter(ctrl *gomock.Controller) *MockContexter {
+	mock := &MockContexter{ctrl: ctrl}
+	mock.recorder = &MockContexterMockRecorder{mock}
+	return mock
+}
+
+// EXPECT returns an object that allows the caller to indicate expected use
+func (m *MockContexter) EXPECT() *MockContexterMockRecorder {
+	return m.recorder
+}
+
+// Get mocks base method
+func (m *MockContexter) Get(k string) interface{} {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Get", k)
+	ret0, _ := ret[0].(interface{})
+	return ret0
+}
+
+// Get indicates an expected call of Get
+func (mr *MockContexterMockRecorder) Get(k interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Get", reflect.TypeOf((*MockContexter)(nil).Get), k)
+}
+
+// Set mocks base method
+func (m *MockContexter) Set(k string, v interface{}) {
+	m.ctrl.T.Helper()
+	m.ctrl.Call(m, "Set", k, v)
+}
+
+// Set indicates an expected call of Set
+func (mr *MockContexterMockRecorder) Set(k, v interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Set", reflect.TypeOf((*MockContexter)(nil).Set), k, v)
+}
+
+// Use mocks base method
+func (m *MockContexter) Use(fn func(*context0.Context) error) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Use", fn)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// Use indicates an expected call of Use
+func (mr *MockContexterMockRecorder) Use(fn interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Use", reflect.TypeOf((*MockContexter)(nil).Use), fn)
+}
+
+// GetContext mocks base method
+func (m *MockContexter) GetContext() context.Context {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "GetContext")
+	ret0, _ := ret[0].(context.Context)
+	return ret0
+}
+
+// GetContext indicates an expected call of GetContext
+func (mr *MockContexterMockRecorder) GetContext() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetContext", reflect.TypeOf((*MockContexter)(nil).GetContext))
+}
+
+// GetCliContext mocks base method
+func (m *MockContexter) GetCliContext() *cli.Context {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "GetCliContext")
+	ret0, _ := ret[0].(*cli.Context)
+	return ret0
+}
+
+// GetCliContext indicates an expected call of GetCliContext
+func (mr *MockContexterMockRecorder) GetCliContext() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetCliContext", reflect.TypeOf((*MockContexter)(nil).GetCliContext))
+}

deploy/deployer.go

@@ -8,7 +8,7 @@ import (
 
 // Deployer make a image a service
 type Deployer interface {
-	Deploy(ctx context.Context, fn types.Func, name string, bindings []types.PortBinding) error
+	Deploy(ctx context.Context, fn types.Func, name string, image string, bindings []types.PortBinding) error
 	Destroy(ctx context.Context, name string) error
 	Update(ctx context.Context, name string) error
 	GetStatus(ctx context.Context, name string) error

deploy/docker/docker.go

@@ -2,20 +2,10 @@ package docker
 
 import (
 	"context"
-	"fmt"
-	"log"
-	"os"
-	"time"
 
-	dockerTypes "github.com/docker/docker/api/types"
-	"github.com/metrue/fx/constants"
 	containerruntimes "github.com/metrue/fx/container_runtimes"
-	dockerHTTP "github.com/metrue/fx/container_runtimes/docker/http"
-	dockerSDK "github.com/metrue/fx/container_runtimes/docker/sdk"
 	"github.com/metrue/fx/deploy"
-	"github.com/metrue/fx/packer"
 	"github.com/metrue/fx/types"
-	"github.com/metrue/fx/utils"
 )
 
 // Docker manage container
@@ -24,58 +14,13 @@ type Docker struct {
 }
 
 // CreateClient create a docker instance
-func CreateClient(ctx context.Context) (d *Docker, err error) {
-	var cli containerruntimes.ContainerRuntime
-	host := os.Getenv("DOCKER_REMOTE_HOST_ADDR")
-	user := os.Getenv("DOCKER_REMOTE_HOST_USER")
-	if host != "" && user != "" {
-		cli, err = dockerHTTP.Create(host, constants.AgentPort)
-		if err != nil {
-			return nil, err
-		}
-	} else {
-		cli, err = dockerSDK.CreateClient(ctx)
-		if err != nil {
-			return nil, err
-		}
-	}
-
-	return &Docker{cli: cli}, nil
+func CreateClient(client containerruntimes.ContainerRuntime) (d *Docker, err error) {
+	return &Docker{cli: client}, nil
 }
 
 // Deploy create a Docker container from given image, and bind the constants.FxContainerExposePort to given port
-func (d *Docker) Deploy(ctx context.Context, fn types.Func, name string, ports []types.PortBinding) error {
-	workdir := fmt.Sprintf("/tmp/fx-%d", time.Now().Unix())
-	defer os.RemoveAll(workdir)
-
-	if err := packer.PackIntoDir(fn, workdir); err != nil {
-		log.Fatalf("could not pack function %v: %v", fn, err)
-		return err
-	}
-
-	if err := d.cli.BuildImage(ctx, workdir, name); err != nil {
-		log.Fatalf("could not build image: %v", err)
-		return err
-	}
-
-	nameWithTag := name + ":latest"
-	if err := d.cli.TagImage(ctx, name, nameWithTag); err != nil {
-		log.Fatalf("could not tag image: %v", err)
-		return err
-	}
-
-	// when deploy a function on a bare Docker running without Kubernetes,
-	// image would be built on-demand on host locally, so there is no need to
-	// pull image from remote.
-	// But it takes some times waiting image ready after image built, we retry to make sure it ready here
-	var imgInfo dockerTypes.ImageInspect
-	if err := utils.RunWithRetry(func() error {
-		return d.cli.InspectImage(ctx, name, &imgInfo)
-	}, time.Second*1, 5); err != nil {
-		return err
-	}
-
-	return d.cli.StartContainer(ctx, name, name, ports)
+func (d *Docker) Deploy(ctx context.Context, fn types.Func, name string, image string, ports []types.PortBinding) error {
+	return d.cli.StartContainer(ctx, name, image, ports)
 }
 
 // Update a container

deploy/docker/docker_test.go

@@ -1,47 +1,43 @@
 package docker
 
 import (
-	"context"
 	"testing"
-	"time"
-
-	"github.com/metrue/fx/types"
 )
 
 func TestDocker(t *testing.T) {
-	ctx := context.Background()
-	cli, err := CreateClient(ctx)
-	if err != nil {
-		t.Fatal(err)
-	}
-
-	name := "helloworld"
-	bindings := []types.PortBinding{
-		types.PortBinding{
-			ServiceBindingPort:  80,
-			ContainerExposePort: 3000,
-		},
-		types.PortBinding{
-			ServiceBindingPort:  443,
-			ContainerExposePort: 3000,
-		},
-	}
-
-	fn := types.Func{
-		Language: "node",
-		Source: `
-module.exports = (ctx) => {
-	ctx.body = 'hello world'
-}
-`,
-	}
-	if err := cli.Deploy(ctx, fn, name, bindings); err != nil {
-		t.Fatal(err)
-	}
-
-	time.Sleep(1 * time.Second)
-
-	if err := cli.Destroy(ctx, name); err != nil {
-		t.Fatal(err)
-	}
+	// 	ctx := context.Background()
+	// 	cli, err := CreateClient(ctx)
+	// 	if err != nil {
+	// 		t.Fatal(err)
+	// 	}
+	//
+	// 	name := "helloworld"
+	// 	bindings := []types.PortBinding{
+	// 		types.PortBinding{
+	// 			ServiceBindingPort:  80,
+	// 			ContainerExposePort: 3000,
+	// 		},
+	// 		types.PortBinding{
+	// 			ServiceBindingPort:  443,
+	// 			ContainerExposePort: 3000,
+	// 		},
+	// 	}
+	//
+	// 	fn := types.Func{
+	// 		Language: "node",
+	// 		Source: `
+	// module.exports = (ctx) => {
+	// 	ctx.body = 'hello world'
+	// }
+	// `,
+	// 	}
+	// 	if err := cli.Deploy(ctx, fn, name, name, bindings); err != nil {
+	// 		t.Fatal(err)
+	// 	}
+	//
+	// 	time.Sleep(1 * time.Second)
+	//
+	// 	if err := cli.Destroy(ctx, name); err != nil {
+	// 		t.Fatal(err)
+	// 	}
 }

deploy/k3s/constants.go

@@ -1,4 +1,4 @@
-package kubernetes
+package k3s
 
 // ConfigMap is the key to function docker project source code in configmap
 var ConfigMap = struct {

deploy/k3s/deployment.go

@@ -0,0 +1,102 @@
+package k3s
+
+import (
+	"fmt"
+
+	"github.com/metrue/fx/types"
+	appsv1 "k8s.io/api/apps/v1"
+	apiv1 "k8s.io/api/core/v1"
+	v1 "k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+func generateDeploymentSpec(
+	name string,
+	image string,
+	bindPorts []types.PortBinding,
+	replicas int32,
+	selector map[string]string,
+) *appsv1.Deployment {
+	ports := []apiv1.ContainerPort{}
+	for index, binding := range bindPorts {
+		ports = append(ports, apiv1.ContainerPort{
+			Name:          fmt.Sprintf("fx-container-%d", index),
+			ContainerPort: binding.ContainerExposePort,
+		})
+	}
+
+	container := apiv1.Container{
+		Name:            "fx-placeholder-container-name",
+		Image:           image,
+		Ports:           ports,
+		ImagePullPolicy: v1.PullIfNotPresent,
+	}
+	return &appsv1.Deployment{
+		ObjectMeta: metav1.ObjectMeta{
+			Name: name,
+		},
+		Spec: appsv1.DeploymentSpec{
+			Replicas: &replicas,
+			Selector: &metav1.LabelSelector{
+				MatchLabels: selector,
+			},
+			Template: apiv1.PodTemplateSpec{
+				ObjectMeta: metav1.ObjectMeta{
+					Labels: selector,
+				},
+				Spec: apiv1.PodSpec{
+					Containers: []apiv1.Container{container},
+				},
+			},
+		},
+	}
+}
+
+// GetDeployment get a deployment
+func (k *K3S) GetDeployment(namespace string, name string) (*appsv1.Deployment, error) {
+	return k.AppsV1().Deployments(namespace).Get(name, metav1.GetOptions{})
+}
+
+// CreateDeployment create a deployment
+func (k *K3S) CreateDeployment(
+	namespace string,
+	name string,
+	image string,
+	ports []types.PortBinding,
+	replicas int32,
+	selector map[string]string,
+) (*appsv1.Deployment, error) {
+	deployment := generateDeploymentSpec(name, image, ports, replicas, selector)
+	return k.AppsV1().Deployments(namespace).Create(deployment)
+}
+
+// UpdateDeployment update a deployment
+func (k *K3S) UpdateDeployment(
+	namespace string,
+	name string,
+	image string,
+	ports []types.PortBinding,
+	replicas int32,
+	selector map[string]string,
+) (*appsv1.Deployment, error) {
+	deployment := generateDeploymentSpec(name, image, ports, replicas, selector)
+	return k.AppsV1().Deployments(namespace).Update(deployment)
+}
+
+// DeleteDeployment delete a deployment
+func (k *K3S) DeleteDeployment(namespace string, name string) error {
+	return k.AppsV1().Deployments(namespace).Delete(name, &metav1.DeleteOptions{})
+}
+
+// CreateDeploymentWithInitContainer create a deployment which will wait InitContainer to do the image build before function container start
+func (k *K3S) CreateDeploymentWithInitContainer(
+	namespace string,
+	name string,
+	ports []types.PortBinding,
+	replicas int32,
+	selector map[string]string,
+) (*appsv1.Deployment, error) {
+	deployment := generateDeploymentSpec(name, name, ports, replicas, selector)
+	updatedDeployment := injectInitContainer(name, deployment)
+	return k.AppsV1().Deployments(namespace).Create(updatedDeployment)
+}

deploy/k3s/deployment_test.go

@@ -1,4 +1,4 @@
-package kubernetes
+package k3s
 
 import (
 	"os"
@@ -20,7 +20,7 @@ func TestDeployment(t *testing.T) {
 		t.Skip("skip test since no KUBECONFIG given in environment variable")
 	}
 
-	k8s, err := Create()
+	k8s, err := Create("")
 	if err != nil {
 		t.Fatal(err)
 	}

deploy/k3s/init_container.go

@@ -1,4 +1,4 @@
-package kubernetes
+package k3s
 
 import (
 	appsv1 "k8s.io/api/apps/v1"

deploy/k3s/k3s.go

@@ -0,0 +1,135 @@
+package k3s
+
+import (
+	"context"
+	"os"
+
+	"github.com/metrue/fx/deploy"
+	"github.com/metrue/fx/types"
+	"k8s.io/client-go/kubernetes"
+	"k8s.io/client-go/tools/clientcmd"
+)
+
+// K3S client
+type K3S struct {
+	*kubernetes.Clientset
+}
+
+const namespace = "default"
+
+// Create a k8s cluster client
+func Create(kubeconfig string) (*K3S, error) {
+	if os.Getenv("KUBECONFIG") != "" {
+		kubeconfig = os.Getenv("KUBECONFIG")
+	}
+
+	config, err := clientcmd.BuildConfigFromFlags("", kubeconfig)
+	if err != nil {
+		return nil, err
+	}
+
+	clientset, err := kubernetes.NewForConfig(config)
+	if err != nil {
+		return nil, err
+	}
+	return &K3S{clientset}, nil
+}
+
+// Deploy a image to be a service
+func (k *K3S) Deploy(
+	ctx context.Context,
+	fn types.Func,
+	name string,
+	image string,
+	ports []types.PortBinding,
+) error {
+	selector := map[string]string{
+		"app": "fx-app-" + name,
+	}
+
+	const replicas = int32(3)
+	if _, err := k.GetDeployment(namespace, name); err != nil {
+		// TODO enable passing replica from fx CLI
+		if _, err := k.CreateDeployment(
+			namespace,
+			name,
+			image,
+			ports,
+			replicas,
+			selector,
+		); err != nil {
+			return err
+		}
+	} else {
+		if _, err := k.UpdateDeployment(
+			namespace,
+			name,
+			image,
+			ports,
+			replicas,
+			selector,
+		); err != nil {
+			return err
+		}
+	}
+
+	// TODO fx should be able to know what's the target Kubernetes service platform
+	// it's going to deploy to
+	typ := "LoadBalancer"
+	if os.Getenv("SERVICE_TYPE") != "" {
+		typ = os.Getenv("SERVICE_TYPE")
+	}
+
+	if _, err := k.GetService(namespace, name); err != nil {
+		if _, err := k.CreateService(
+			namespace,
+			name,
+			typ,
+			ports,
+			selector,
+		); err != nil {
+			return err
+		}
+	} else {
+		if _, err := k.UpdateService(
+			namespace,
+			name,
+			typ,
+			ports,
+			selector,
+		); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+// Update a service
+func (k *K3S) Update(ctx context.Context, name string) error {
+	return nil
+}
+
+// Destroy a service
+func (k *K3S) Destroy(ctx context.Context, name string) error {
+	if err := k.DeleteService(namespace, name); err != nil {
+		return err
+	}
+	if err := k.DeleteDeployment(namespace, name); err != nil {
+		return err
+	}
+	return nil
+}
+
+// GetStatus get status of a service
+func (k *K3S) GetStatus(ctx context.Context, name string) error {
+	return nil
+}
+
+// List services
+func (k *K3S) List(ctx context.Context, name string) ([]types.Service, error) {
+	return []types.Service{}, nil
+}
+
+var (
+	_ deploy.Deployer = &K3S{}
+)

deploy/k3s/service.go

@@ -0,0 +1,87 @@
+package k3s
+
+import (
+	"strconv"
+
+	"github.com/metrue/fx/types"
+	apiv1 "k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	intstr "k8s.io/apimachinery/pkg/util/intstr"
+)
+
+func generateServiceSpec(
+	namespace string,
+	name string,
+	typ string,
+	bindings []types.PortBinding,
+	selector map[string]string,
+) *apiv1.Service {
+	servicePorts := []apiv1.ServicePort{}
+	for index, binding := range bindings {
+		servicePorts = append(servicePorts, apiv1.ServicePort{
+			Name:       "port-" + strconv.Itoa(index),
+			Protocol:   apiv1.ProtocolTCP,
+			Port:       binding.ServiceBindingPort,
+			TargetPort: intstr.FromInt(int(binding.ContainerExposePort)),
+		})
+	}
+
+	return &apiv1.Service{
+		ObjectMeta: metav1.ObjectMeta{
+			Name:        name,
+			ClusterName: namespace,
+		},
+		Spec: apiv1.ServiceSpec{
+			Ports:    servicePorts,
+			Type:     apiv1.ServiceType(typ),
+			Selector: selector,
+		},
+	}
+}
+
+// CreateService create a service
+func (k *K3S) CreateService(
+	namespace string,
+	name string,
+	typ string,
+	bindings []types.PortBinding,
+	selector map[string]string,
+) (*apiv1.Service, error) {
+	service := generateServiceSpec(namespace, name, typ, bindings, selector)
+	createdService, err := k.CoreV1().Services(namespace).Create(service)
+	if err != nil {
+		return nil, err
+	}
+
+	return createdService, nil
+}
+
+// UpdateService update a service
+// TODO this method is not perfect yet, should refactor later
+func (k *K3S) UpdateService(
+	namespace string,
+	name string,
+	typ string,
+	bindings []types.PortBinding,
+	selector map[string]string,
+) (*apiv1.Service, error) {
+	svc, err := k.GetService(namespace, name)
+	if err != nil {
+		return nil, err
+	}
+	svc.Spec.Selector = selector
+	svc.Spec.Type = apiv1.ServiceType(typ)
+	return k.CoreV1().Services(namespace).Update(svc)
+}
+
+// DeleteService a service
+func (k *K3S) DeleteService(namespace string, name string) error {
+	// TODO figure out the elegant way to delete a service
+	options := &metav1.DeleteOptions{}
+	return k.CoreV1().Services(namespace).Delete(name, options)
+}
+
+// GetService get a service
+func (k *K3S) GetService(namespace string, name string) (*apiv1.Service, error) {
+	return k.CoreV1().Services(namespace).Get(name, metav1.GetOptions{})
+}

deploy/k8s/configmap.go

@@ -1,4 +1,4 @@
-package kubernetes
+package k8s
 
 import (
 	apiv1 "k8s.io/api/core/v1"

deploy/k8s/configmap_test.go

@@ -1,4 +1,4 @@
-package kubernetes
+package k8s
 
 import (
 	"os"
@@ -11,7 +11,7 @@ func TestConfigMap(t *testing.T) {
 		t.Skip("skip test since no KUBECONFIG given in environment variable")
 	}
 
-	k8s, err := Create()
+	k8s, err := Create("")
 	if err != nil {
 		t.Fatal(err)
 	}

deploy/k8s/constants.go

@@ -0,0 +1,8 @@
+package k8s
+
+// ConfigMap is the key to function docker project source code in configmap
+var ConfigMap = struct {
+	AppMetaEnvName string
+}{
+	AppMetaEnvName: "APP_META",
+}

deploy/k8s/deployment.go

@@ -1,4 +1,4 @@
-package kubernetes
+package k8s
 
 import (
 	"fmt"
@@ -29,7 +29,7 @@ func generateDeploymentSpec(
 		Name:            "fx-placeholder-container-name",
 		Image:           image,
 		Ports:           ports,
-		ImagePullPolicy: v1.PullNever,
+		ImagePullPolicy: v1.PullIfNotPresent,
 	}
 	return &appsv1.Deployment{
 		ObjectMeta: metav1.ObjectMeta{
@@ -98,6 +98,5 @@ func (k *K8S) CreateDeploymentWithInitContainer(
 ) (*appsv1.Deployment, error) {
 	deployment := generateDeploymentSpec(name, name, ports, replicas, selector)
 	updatedDeployment := injectInitContainer(name, deployment)
-	fmt.Println(updatedDeployment)
 	return k.AppsV1().Deployments(namespace).Create(updatedDeployment)
 }

deploy/k8s/deployment_test.go

@@ -0,0 +1,61 @@
+package k8s
+
+import (
+	"os"
+	"testing"
+
+	"github.com/metrue/fx/types"
+)
+
+func TestDeployment(t *testing.T) {
+	namespace := "default"
+	name := "fx-hello-world"
+	image := "metrue/kube-hello"
+	selector := map[string]string{
+		"app": "fx-app",
+	}
+
+	kubeconfig := os.Getenv("KUBECONFIG")
+	if kubeconfig == "" {
+		t.Skip("skip test since no KUBECONFIG given in environment variable")
+	}
+
+	k8s, err := Create("")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if _, err := k8s.GetDeployment(namespace, name); err == nil {
+		t.Fatalf("should get not found error")
+	}
+
+	replicas := int32(2)
+	bindings := []types.PortBinding{
+		types.PortBinding{
+			ServiceBindingPort:  80,
+			ContainerExposePort: 3000,
+		},
+		types.PortBinding{
+			ServiceBindingPort:  443,
+			ContainerExposePort: 3000,
+		},
+	}
+	deployment, err := k8s.CreateDeployment(namespace, name, image, bindings, replicas, selector)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if deployment == nil {
+		t.Fatalf("deploymetn should not be %v", nil)
+	}
+
+	if deployment.Name != name {
+		t.Fatalf("should get %s but got %s", name, deployment.Name)
+	}
+
+	if *deployment.Spec.Replicas != replicas {
+		t.Fatalf("should get %v but got %v", replicas, deployment.Spec.Replicas)
+	}
+
+	if err := k8s.DeleteDeployment(namespace, name); err != nil {
+		t.Fatal(err)
+	}
+}

deploy/k8s/init_container.go

@@ -0,0 +1,70 @@
+package k8s
+
+import (
+	appsv1 "k8s.io/api/apps/v1"
+	apiv1 "k8s.io/api/core/v1"
+	v1 "k8s.io/api/core/v1"
+)
+
+// This is docker image provided by fx/contrib/docker_packer
+// it can build a Docker image with give Docker project source codes encoded with base64
+// check the detail fx/contrib/docker_packer/main.go
+const image = "metrue/fx-docker"
+
+func injectInitContainer(name string, deployment *appsv1.Deployment) *appsv1.Deployment {
+	configMapHasToBeReady := true
+	valueInConfigMapHasToBeReady := true
+	initContainer := v1.Container{
+		Name:            "fx-docker-build-c",
+		Image:           image,
+		ImagePullPolicy: v1.PullAlways,
+		Command: []string{
+			"/bin/sh",
+			"-c",
+			"/usr/bin/docker_packer $(APP_META) " + name,
+		}, // Maybe it can be passed by Binary data from config map
+		// Args:    []string{"${APP_META}"}, // function source codes and name
+		VolumeMounts: []v1.VolumeMount{
+			v1.VolumeMount{
+				Name:      "dockersock",
+				MountPath: "/var/run/docker.sock",
+			},
+		},
+		Env: []v1.EnvVar{
+			v1.EnvVar{
+				Name: ConfigMap.AppMetaEnvName,
+				ValueFrom: &v1.EnvVarSource{
+					ConfigMapKeyRef: &v1.ConfigMapKeySelector{
+						LocalObjectReference: v1.LocalObjectReference{Name: name},
+						Key:                  ConfigMap.AppMetaEnvName,
+						Optional:             &valueInConfigMapHasToBeReady,
+					},
+				},
+			},
+		},
+		EnvFrom: []v1.EnvFromSource{
+			v1.EnvFromSource{
+				ConfigMapRef: &v1.ConfigMapEnvSource{
+					LocalObjectReference: v1.LocalObjectReference{
+						Name: name,
+					},
+					Optional: &configMapHasToBeReady,
+				},
+			},
+		},
+	}
+
+	volumes := []v1.Volume{
+		v1.Volume{
+			Name: "dockersock",
+			VolumeSource: v1.VolumeSource{
+				HostPath: &v1.HostPathVolumeSource{
+					Path: "/var/run/docker.sock",
+				},
+			},
+		},
+	}
+	deployment.Spec.Template.Spec.InitContainers = []apiv1.Container{initContainer}
+	deployment.Spec.Template.Spec.Volumes = volumes
+	return deployment
+}

deploy/k8s/kubernetes.go

@@ -1,7 +1,8 @@
-package kubernetes
+package k8s
 
 import (
 	"context"
+	"os"
 
 	"github.com/metrue/fx/deploy"
 	"github.com/metrue/fx/packer"
@@ -18,8 +19,12 @@ type K8S struct {
 const namespace = "default"
 
 // Create a k8s cluster client
-func Create() (*K8S, error) {
-	config, err := clientcmd.BuildConfigFromKubeconfigGetter("", clientcmd.NewDefaultClientConfigLoadingRules().Load)
+func Create(kubeconfig string) (*K8S, error) {
+	if os.Getenv("KUBECONFIG") != "" {
+		kubeconfig = os.Getenv("KUBECONFIG")
+	}
+
+	config, err := clientcmd.BuildConfigFromFlags("", kubeconfig)
 	if err != nil {
 		return nil, err
 	}
@@ -36,6 +41,7 @@ func (k *K8S) Deploy(
 	ctx context.Context,
 	fn types.Func,
 	name string,
+	image string,
 	ports []types.PortBinding,
 ) error {
 	// put source code of function docker project into k8s config map
@@ -80,10 +86,9 @@ func (k *K8S) Deploy(
 
 	// TODO fx should be able to know what's the target Kubernetes service platform
 	// it's going to deploy to
-	const isOnPublicCloud = true
 	typ := "LoadBalancer"
-	if !isOnPublicCloud {
-		typ = "NodePort"
+	if os.Getenv("SERVICE_TYPE") != "" {
+		typ = os.Getenv("SERVICE_TYPE")
 	}
 
 	if _, err := k.GetService(namespace, name); err != nil {

deploy/k8s/kubernetes_test.go

@@ -1,4 +1,4 @@
-package kubernetes
+package k8s
 
 import (
 	"context"
@@ -26,7 +26,7 @@ func TestK8SDeployer(t *testing.T) {
 	if kubeconfig == "" || username == "" || password == "" {
 		t.Skip("skip test since no KUBECONFIG, DOCKER_USERNAME and DOCKER_PASSWORD given in environment variable")
 	}
-	k8s, err := Create()
+	k8s, err := Create("")
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -40,7 +40,7 @@ module.exports = (ctx) => {
 `,
 	}
 	ctx := context.Background()
-	if err := k8s.Deploy(ctx, fn, name, bindings); err != nil {
+	if err := k8s.Deploy(ctx, fn, name, name, bindings); err != nil {
 		t.Fatal(err)
 	}
 

deploy/k8s/pod.go

@@ -1,4 +1,4 @@
-package kubernetes
+package k8s
 
 import (
 	"github.com/metrue/fx/constants"

deploy/k8s/service.go

@@ -1,4 +1,4 @@
-package kubernetes
+package k8s
 
 import (
 	"strconv"

deploy/k8s/service_pod_test.go

@@ -1,4 +1,4 @@
-package kubernetes
+package k8s
 
 import (
 	"os"
@@ -27,7 +27,7 @@ func TestK8S(t *testing.T) {
 	if kubeconfig == "" {
 		t.Skip("skip test since no KUBECONFIG given in environment variable")
 	}
-	k8s, err := Create()
+	k8s, err := Create("")
 	if err != nil {
 		t.Fatal(err)
 	}

deploy/mocks/deployer.go

@@ -0,0 +1,106 @@
+// Code generated by MockGen. DO NOT EDIT.
+// Source: deployer.go
+
+// Package mock_deploy is a generated GoMock package.
+package mock_deploy
+
+import (
+	context "context"
+	gomock "github.com/golang/mock/gomock"
+	types "github.com/metrue/fx/types"
+	reflect "reflect"
+)
+
+// MockDeployer is a mock of Deployer interface
+type MockDeployer struct {
+	ctrl     *gomock.Controller
+	recorder *MockDeployerMockRecorder
+}
+
+// MockDeployerMockRecorder is the mock recorder for MockDeployer
+type MockDeployerMockRecorder struct {
+	mock *MockDeployer
+}
+
+// NewMockDeployer creates a new mock instance
+func NewMockDeployer(ctrl *gomock.Controller) *MockDeployer {
+	mock := &MockDeployer{ctrl: ctrl}
+	mock.recorder = &MockDeployerMockRecorder{mock}
+	return mock
+}
+
+// EXPECT returns an object that allows the caller to indicate expected use
+func (m *MockDeployer) EXPECT() *MockDeployerMockRecorder {
+	return m.recorder
+}
+
+// Deploy mocks base method
+func (m *MockDeployer) Deploy(ctx context.Context, fn types.Func, name, image string, bindings []types.PortBinding) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Deploy", ctx, fn, name, image, bindings)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// Deploy indicates an expected call of Deploy
+func (mr *MockDeployerMockRecorder) Deploy(ctx, fn, name, image, bindings interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Deploy", reflect.TypeOf((*MockDeployer)(nil).Deploy), ctx, fn, name, image, bindings)
+}
+
+// Destroy mocks base method
+func (m *MockDeployer) Destroy(ctx context.Context, name string) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Destroy", ctx, name)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// Destroy indicates an expected call of Destroy
+func (mr *MockDeployerMockRecorder) Destroy(ctx, name interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Destroy", reflect.TypeOf((*MockDeployer)(nil).Destroy), ctx, name)
+}
+
+// Update mocks base method
+func (m *MockDeployer) Update(ctx context.Context, name string) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Update", ctx, name)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// Update indicates an expected call of Update
+func (mr *MockDeployerMockRecorder) Update(ctx, name interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Update", reflect.TypeOf((*MockDeployer)(nil).Update), ctx, name)
+}
+
+// GetStatus mocks base method
+func (m *MockDeployer) GetStatus(ctx context.Context, name string) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "GetStatus", ctx, name)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// GetStatus indicates an expected call of GetStatus
+func (mr *MockDeployerMockRecorder) GetStatus(ctx, name interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetStatus", reflect.TypeOf((*MockDeployer)(nil).GetStatus), ctx, name)
+}
+
+// List mocks base method
+func (m *MockDeployer) List(ctx context.Context, name string) ([]types.Service, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "List", ctx, name)
+	ret0, _ := ret[0].([]types.Service)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// List indicates an expected call of List
+func (mr *MockDeployerMockRecorder) List(ctx, name interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "List", reflect.TypeOf((*MockDeployer)(nil).List), ctx, name)
+}

docs/lightsail.yml

@@ -1,16 +0,0 @@
-# fx on Amazon Lightsai
-
-* make sure your instance have docker installed and running,
-* make sure your instance can be ssh login (with user and password)
-
-```
-ssh <user>@<host>
-```
-
-* make sure your instance accept port 8866
-
-* then you can deploy function to remote host
-
-```
-DOCKER_REMOTE_HOST_ADDR=<your host> DOCKER_REMOTE_HOST_USER=<your user> DOCKER_REMOTE_HOST_PASSWORD=<your password> ./build/fx up -p 1234 test/functions/func.js
-```

docs/ubuntu.md

@@ -0,0 +1,46 @@
+# fx on Ubuntu
+
+> The guide is verified on Amazon Lightsail ubuntu 18.08 instance
+
+## Install Docker
+
+```shell
+apt-get remove -y docker docker-engine docker.io containerd runc
+apt-get update -y
+apt-get install -y apt-transport-https ca-certificates curl software-properties-common lsb-core
+curl -fsSL https://download.docker.com/linux/ubuntu/gpg | apt-key add -
+add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
+apt-get update -y
+apt-get install -y docker-ce
+docker run hello-world
+```
+
+## Install fx
+
+```shell
+$ curl -o- https://raw.githubusercontent.com/metrue/fx/master/scripts/install.sh | sudo bash
+```
+
+## Deploy a function onto localhost
+
+```shell
+$ cat func.js
+
+module.exports = (ctx) => {
+  ctx.body = 'hello world'
+}
+
+$ fx up -n test -p 2000 func.js
+$ curl 127.0.0.1:2000
+```
+
+##  Deploy a function onto remote host
+
+* make sure your instance can be ssh login
+* make sure your instance accept port 8866
+
+then you can deploy function to remote host
+
+```shell
+DOCKER_REMOTE_HOST_ADDR=<your host> DOCKER_REMOTE_HOST_USER=<your user> DOCKER_REMOTE_HOST_PASSWORD=<your password> fx up -p 2000 test/functions/func.js
+```

fx.go

@@ -9,18 +9,31 @@ import (
 
 	"github.com/apex/log"
 	"github.com/google/uuid"
+	aurora "github.com/logrusorgru/aurora"
 	"github.com/metrue/fx/context"
 	"github.com/metrue/fx/handlers"
 	"github.com/metrue/fx/middlewares"
 	"github.com/urfave/cli"
 )
 
-const version = "0.8.1"
+const version = "0.8.5"
 
 func init() {
 	go checkForUpdate()
 }
 
+func handle(fns ...func(ctx context.Contexter) error) func(ctx *cli.Context) error {
+	return func(c *cli.Context) error {
+		ctx := context.FromCliContext(c)
+		for _, fn := range fns {
+			if err := fn(ctx); err != nil {
+				panic(err)
+			}
+		}
+		return nil
+	}
+}
+
 func checkForUpdate() {
 	const releaseURL = "https://api.github.com/repos/metrue/fx/releases/latest"
 	resp, err := http.Get(releaseURL)
@@ -56,12 +69,66 @@ func main() {
 	app.Usage = "makes function as a service"
 	app.Version = version
 
+	defer func() {
+		if r := recover(); r != nil {
+			fmt.Println(aurora.Red("*****************"))
+			fmt.Println(r)
+			fmt.Println(aurora.Red("*****************"))
+		}
+	}()
+
 	app.Commands = []cli.Command{
 		{
-			Name:  "init",
-			Usage: "start fx agent on host",
-			Action: func(c *cli.Context) error {
-				return handlers.Init()(context.FromCliContext(c))
+			Name:  "infra",
+			Usage: "manage infrastructure",
+			Subcommands: []cli.Command{
+				{
+					Name:  "create",
+					Usage: "create a infra for fx service",
+					Flags: []cli.Flag{
+						cli.StringFlag{
+							Name:  "type, t",
+							Usage: "infracture type, 'docker', 'k8s' and 'k3s' support",
+						},
+						cli.StringFlag{
+							Name:  "name, n",
+							Usage: "name to identify the infrastructure",
+						},
+						cli.StringFlag{
+							Name:  "host",
+							Usage: "user and ip of your host, eg. 'root@182.12.1.12'",
+						},
+						cli.StringFlag{
+							Name:  "master",
+							Usage: "serve as master node in K3S cluster, eg. 'root@182.12.1.12'",
+						},
+						cli.StringFlag{
+							Name:  "agents",
+							Usage: "serve as agent node in K3S cluster, eg. 'root@187.1. 2. 3,root@123.3.2.1'",
+						},
+					},
+
+					Action: handle(
+						middlewares.LoadConfig,
+						handlers.Setup,
+					),
+				},
+				{
+					Name:  "list",
+					Usage: "list all infrastructures",
+					Action: handle(
+						middlewares.LoadConfig,
+						handlers.ListInfra,
+					),
+				},
+				{
+					Name:  "use",
+					Usage: "set current context to target cloud with given name",
+					Action: handle(
+						middlewares.LoadConfig,
+						handlers.UseInfra,
+					),
+				},
 			},
 		},
 		{
@@ -87,40 +154,34 @@ func main() {
 					Usage: "force deploy a function or functions",
 				},
 			},
-			Action: func(c *cli.Context) error {
-				ctx := context.FromCliContext(c)
-				if err := ctx.Use(middlewares.Setup); err != nil {
-					log.Fatalf("%v", err)
-				}
-				if err := ctx.Use(middlewares.Binding); err != nil {
-					log.Fatalf("%v", err)
-				}
-				return handlers.Up()(ctx)
-			},
+			Action: handle(
+				middlewares.LoadConfig,
+				middlewares.Setup,
+				middlewares.Parse,
+				middlewares.Binding,
+				middlewares.Build,
+				handlers.Up,
+			),
 		},
 		{
 			Name:      "down",
 			Usage:     "destroy a service",
 			ArgsUsage: "[service 1, service 2, ....]",
-			Action: func(c *cli.Context) error {
-				ctx := context.FromCliContext(c)
-				if err := ctx.Use(middlewares.Setup); err != nil {
-					log.Fatalf("%v", err)
-				}
-				return handlers.Down()(ctx)
-			},
+			Action: handle(
+				middlewares.LoadConfig,
+				middlewares.Setup,
+				handlers.Down,
+			),
 		},
 		{
 			Name:    "list",
 			Aliases: []string{"ls"},
 			Usage:   "list deployed services",
-			Action: func(c *cli.Context) error {
-				ctx := context.FromCliContext(c)
-				if err := ctx.Use(middlewares.Setup); err != nil {
-					log.Fatalf("%v", err)
-				}
-				return handlers.List()(ctx)
-			},
+			Action: handle(
+				middlewares.LoadConfig,
+				middlewares.Setup,
+				handlers.List,
+			),
 		},
 		{
 			Name:  "call",
@@ -131,9 +192,7 @@ func main() {
 					Usage: "fx server host, default is localhost",
 				},
 			},
-			Action: func(c *cli.Context) error {
-				return handlers.Call()(context.FromCliContext(c))
-			},
+			Action: handle(handlers.Call),
 		},
 		{
 			Name:  "image",
@@ -148,13 +207,11 @@ func main() {
 							Usage: "image tag",
 						},
 					},
-					Action: func(c *cli.Context) error {
-						ctx := context.FromCliContext(c)
-						if err := ctx.Use(middlewares.Setup); err != nil {
-							log.Fatalf("%v", err)
-						}
-						return handlers.BuildImage()(ctx)
-					},
+					Action: handle(
+						middlewares.LoadConfig,
+						middlewares.Setup,
+						handlers.BuildImage,
+					),
 				},
 				{
 					Name:  "export",
@@ -165,22 +222,22 @@ func main() {
 							Usage: "output directory",
 						},
 					},
-					Action: func(c *cli.Context) error {
-						return handlers.ExportImage()(context.FromCliContext(c))
-					},
+					Action: handle(
+						middlewares.LoadConfig,
+						middlewares.Setup,
+						handlers.ExportImage,
+					),
 				},
 			},
 		},
 		{
-			Name:  "doctor",
-			Usage: "health check for fx",
-			Action: func(c *cli.Context) error {
-				return handlers.Doctor()(context.FromCliContext(c))
-			},
+			Name:   "doctor",
+			Usage:  "health check for fx",
+			Action: handle(handlers.Doctor),
 		},
 	}
 
 	if err := app.Run(os.Args); err != nil {
-		log.Fatalf("fx startup with fatal: %v", err)
+		os.Exit(1)
 	}
 }

go.mod

@@ -6,6 +6,7 @@ require (
 	github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78 // indirect
 	github.com/Microsoft/go-winio v0.4.14 // indirect
 	github.com/apex/log v1.1.1
+	github.com/briandowns/spinner v1.7.0
 	github.com/docker/distribution v2.7.1+incompatible // indirect
 	github.com/docker/docker v0.0.0-20190313072916-46036c230805
 	github.com/docker/go-connections v0.4.0
@@ -20,24 +21,27 @@ require (
 	github.com/googleapis/gnostic v0.3.1 // indirect
 	github.com/gorilla/mux v1.7.3 // indirect
 	github.com/imdario/mergo v0.3.7 // indirect
-	github.com/metrue/go-ssh-client v0.0.0-20190810064746-98a7a27048f3
+	github.com/logrusorgru/aurora v0.0.0-20191017060258-dc85c304c434
+	github.com/metrue/go-ssh-client v0.0.0-20191125030649-4ac058ee958b
 	github.com/mholt/archiver v3.1.1+incompatible
+	github.com/mitchellh/go-homedir v1.1.0
 	github.com/morikuni/aec v1.0.0 // indirect
 	github.com/nwaples/rardecode v1.0.0 // indirect
+	github.com/olekukonko/tablewriter v0.0.3
 	github.com/opencontainers/go-digest v1.0.0-rc1 // indirect
 	github.com/opencontainers/image-spec v1.0.1 // indirect
-	github.com/pelletier/go-toml v1.4.0 // indirect
+	github.com/phayes/freeport v0.0.0-20180830031419-95f893ade6f2
 	github.com/pierrec/lz4 v0.0.0-20190222153722-062282ea0dcf // indirect
 	github.com/pkg/errors v0.8.1
-	github.com/spf13/jwalterweatherman v1.1.0 // indirect
-	github.com/spf13/viper v1.5.0
 	github.com/stretchr/testify v1.4.0
 	github.com/ugorji/go v1.1.7 // indirect
-	github.com/urfave/cli v1.22.1
+	github.com/urfave/cli v1.22.2
 	github.com/xi2/xz v0.0.0-20171230120015-48954b6210f8 // indirect
 	golang.org/x/sys v0.0.0-20190712062909-fae7ac547cb7 // indirect
-	gopkg.in/h2non/gock.v1 v1.0.15
+	golang.org/x/time v0.0.0-20190308202827-9d24e82272b4 // indirect
+	google.golang.org/grpc v1.21.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
+	gopkg.in/yaml.v2 v2.2.7
 	gotest.tools v2.2.0+incompatible // indirect
 	k8s.io/api v0.0.0-20190925180651-d58b53da08f5
 	k8s.io/apimachinery v0.0.0-20190925235427-62598f38f24e

go.sum

@@ -15,11 +15,8 @@ github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03
 github.com/Microsoft/go-winio v0.4.14 h1:+hMXMk01us9KgxGb7ftKQt2Xpf5hH/yky+TDA+qxleU=
 github.com/Microsoft/go-winio v0.4.14/go.mod h1:qXqCSQ3Xa7+6tgxaGTIe4Kpcdsi+P8jBhyzoq1bpyYA=
 github.com/NYTimes/gziphandler v0.0.0-20170623195520-56545f4a5d46/go.mod h1:3wb06e3pkSAbeQ52E9H9iFoQsEEwGN64994WTCIhntQ=
-github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/PuerkitoBio/purell v1.0.0/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0=
 github.com/PuerkitoBio/urlesc v0.0.0-20160726150825-5bd2802263f2/go.mod h1:uGdkoq3SwY9Y+13GIhn11/XLaGBb4BfwItxLd5jeuXE=
-github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
-github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/apex/log v1.1.1 h1:BwhRZ0qbjYtTob0I+2M+smavV0kOC8XgcnGZcyL9liA=
 github.com/apex/log v1.1.1/go.mod h1:Ls949n1HFtXfbDcjiTTFQqkVUrte0puoIBfO3SVgwOA=
 github.com/aphistic/golf v0.0.0-20180712155816-02c07f170c5a/go.mod h1:3NqKYiepwy8kCu4PNA+aP7WUV72eXWJeP9/r3/K9aLE=
@@ -27,16 +24,12 @@ github.com/aphistic/sweet v0.2.0/go.mod h1:fWDlIh/isSE9n6EPsRmC0det+whmX6dJid3st
 github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8=
 github.com/aws/aws-sdk-go v1.20.6/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
 github.com/aybabtme/rgbterm v0.0.0-20170906152045-cc83f3b3ce59/go.mod h1:q/89r3U2H7sSsE2t6Kca0lfwTK8JdoNGS/yzM/4iH5I=
-github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
-github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
-github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
+github.com/briandowns/spinner v1.7.0 h1:aan1hBBOoscry2TXAkgtxkJiq7Se0+9pt+TUWaPrB4g=
+github.com/briandowns/spinner v1.7.0/go.mod h1://Zf9tMcxfRUA36V23M6YGEAv+kECGfvpnLTnb8n4XQ=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
-github.com/coreos/bbolt v1.3.2/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
 github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
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@@ -46,7 +39,6 @@ github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs
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@@ -64,24 +56,21 @@ github.com/dsnet/golib v0.0.0-20171103203638-1ea166775780/go.mod h1:Lj+Z9rebOhdf
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@@ -90,14 +79,10 @@ github.com/gobuffalo/packd v0.3.0/go.mod h1:zC7QkmNkYVGKPw4tHpBQ+ml7W/3tIebgeo1b
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@@ -111,7 +96,6 @@ github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5y
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@@ -131,13 +115,7 @@ github.com/googleapis/gnostic v0.3.1/go.mod h1:on+2t9HRStVgn95RSsFWFz+6Q0Snyqv1a
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@@ -150,17 +128,14 @@ github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANyt
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@@ -174,23 +149,26 @@ github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORN
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@@ -204,13 +182,11 @@ github.com/modern-go/reflect2 v1.0.1/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3Rllmb
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@@ -221,28 +197,17 @@ github.com/opencontainers/go-digest v1.0.0-rc1/go.mod h1:cMLVZDEM3+U2I4VmLI6N8jQ
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@@ -254,15 +219,12 @@ github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQD
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@@ -271,16 +233,10 @@ github.com/spf13/cast v1.3.0/go.mod h1:Qx5cxh0v+4UWYiBimWS+eyWzqEqokIECu5etghLkU
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@@ -290,13 +246,10 @@ github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0
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@@ -307,16 +260,12 @@ github.com/ulikunitz/xz v0.5.6 h1:jGHAfXawEGZQ3blwU5wnWKQJvAraT7Ftq9EXjnXYgt8=
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@@ -334,15 +283,11 @@ golang.org/x/net v0.0.0-20170114055629-f2499483f923/go.mod h1:mL1N/T3taQHkDXs73r
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 golang.org/x/net v0.0.0-20190620200207-3b0461eec859 h1:R/3boaszxrf1GEUWTVDzSKVwLmSJpwZ1yqXm8j0v2QI=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20190812203447-cdfb69ac37fc h1:gkKoSkUmnU6bpS/VhkuO27bzQeSA51uaEfbOW5dNb68=
@@ -362,8 +307,6 @@ golang.org/x/sys v0.0.0-20170830134202-bb24a47a89ea/go.mod h1:STP8DvDyc/dI5b8T5h
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
-golang.org/x/sys v0.0.0-20181107165924-66b7b1311ac8/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
-golang.org/x/sys v0.0.0-20181116152217-5ac8a444bdc5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20181205085412-a5c9d58dba9a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190209173611-3b5209105503/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -383,7 +326,6 @@ golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4 h1:SvFZT6jyqRaOeXpc5h/JSfZenJ2O330aBsf7JfSUXmQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
-golang.org/x/tools v0.0.0-20180221164845-07fd8470d635/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20181011042414-1f849cf54d09/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20181030221726-6c7e314b6563/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
@@ -392,6 +334,7 @@ golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3
 golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20190312170243-e65039ee4138/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
 golang.org/x/tools v0.0.0-20190425150028-36563e24a262/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
+golang.org/x/tools v0.0.0-20190624180213-70d37148ca0c h1:KfpJVdWhuRqNk4XVXzjXf2KAV4TBEP77SYdFGjeGuIE=
 golang.org/x/tools v0.0.0-20190624180213-70d37148ca0c/go.mod h1:/rFqwRUd4F7ZHNgwSSTFct+R/Kf4OFW1sUzUTQQTgfc=
 google.golang.org/api v0.4.0/go.mod h1:8k5glujaEP+g9n7WNsDg8QP6cUVNI86fCNMcbazEtwE=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
@@ -405,7 +348,6 @@ google.golang.org/genproto v0.0.0-20190418145605-e7d98fc518a7/go.mod h1:VzzqZJRn
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.21.0 h1:G+97AoqBnmZIT91cLG/EkCoK9NSelj64P8bOHHNmGn0=
 google.golang.org/grpc v1.21.0/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
-gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
@@ -415,23 +357,22 @@ gopkg.in/go-playground/assert.v1 v1.2.1 h1:xoYuJVE7KT85PYWrN730RguIQO0ePzVRfFMXa
 gopkg.in/go-playground/assert.v1 v1.2.1/go.mod h1:9RXL0bg/zibRAgZUYszZSwO/z8Y/a8bDuhia5mkpMnE=
 gopkg.in/go-playground/validator.v8 v8.18.2 h1:lFB4DoMU6B626w8ny76MV7VX6W2VHct2GVOI3xgiMrQ=
 gopkg.in/go-playground/validator.v8 v8.18.2/go.mod h1:RX2a/7Ha8BgOhfk7j780h4/u/RRjR0eouCJSH80/M2Y=
-gopkg.in/h2non/gock.v1 v1.0.15 h1:SzLqcIlb/fDfg7UvukMpNcWsu7sI5tWwL+KCATZqks0=
-gopkg.in/h2non/gock.v1 v1.0.15/go.mod h1:sX4zAkdYX1TRGJ2JY156cFspQn4yRWn6p9EMdODlynE=
 gopkg.in/inf.v0 v0.9.0 h1:3zYtXIO92bvsdS3ggAdA8Gb4Azj0YU+TVY1uGYNFA8o=
 gopkg.in/inf.v0 v0.9.0/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw=
 gopkg.in/inf.v0 v0.9.1 h1:73M5CoZyi3ZLMOyDlQh031Cx6N9NDJ2Vvfl76EDAgDc=
 gopkg.in/inf.v0 v0.9.1/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw=
-gopkg.in/resty.v1 v1.12.0/go.mod h1:mDo4pnntr5jdWRML875a/NmxYqAlA73dVijT2AXvQQo=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
-gopkg.in/yaml.v2 v2.0.0-20170812160011-eb3733d160e7/go.mod h1:JAlM8MvJe8wmxCU4Bli9HhUf9+ttbYbLASfIpnQbh74=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.4 h1:/eiJrUcujPVeJ3xlSWaiNi3uSVmDGBK1pDHUHAnao1I=
 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.7 h1:VUgggvou5XRW9mHwD/yXxIYSMtY0zoKQf/v226p2nyo=
+gopkg.in/yaml.v2 v2.2.7/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gotest.tools v2.2.0+incompatible h1:VsBPFP1AI068pPrMxtb/S8Zkgf9xEmTLJjfM+P5UIEo=
 gotest.tools v2.2.0+incompatible/go.mod h1:DsYFclhRJ6vuDpmuTbkuFWG+y2sxOXAzmJt81HFBacw=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
+honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a h1:/8zB6iBfHCl1qAnEAWwGPNrUvapuy6CPla1VM0k8hQw=
 honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 k8s.io/api v0.0.0-20190925180651-d58b53da08f5 h1:PEYuamj4laOODrvrh/KIKxihqE8kAnxFRZ6kKtrAS8c=
 k8s.io/api v0.0.0-20190925180651-d58b53da08f5/go.mod h1:blPYY5r6fKug8SVOnjDtFAlzZzInCRL9NNls66SFhFI=

hack/install_docker.sh

@@ -3,15 +3,11 @@ set -e
 # ++
 # verified on Ubuntu 16.04 x64
 # ++
-user_host=$1
-
-ssh ${user_host} 'bash -s' <<EOF
-  apt-get remove -y docker docker-engine docker.io containerd runc
-  apt-get update -y
-  apt-get install -y apt-transport-https ca-certificates curl software-properties-common lsb-core
-  curl -fsSL https://download.docker.com/linux/ubuntu/gpg | apt-key add -
-  add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu \$(lsb_release -cs) stable"
-  apt-get update -y
-  apt-get install -y docker-ce
-  docker run hello-world
-EOF
+apt-get remove -y docker docker-engine docker.io containerd runc
+apt-get update -y
+apt-get install -y apt-transport-https ca-certificates curl software-properties-common lsb-core
+curl -fsSL https://download.docker.com/linux/ubuntu/gpg | apt-key add -
+add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
+apt-get update -y
+apt-get install -y docker-ce
+docker run hello-world

handlers/call.go

@@ -12,34 +12,32 @@ import (
 )
 
 // Call command handle
-func Call() HandleFunc {
-	return func(ctx *context.Context) error {
-		cli := ctx.GetCliContext()
-		_ = strings.Join(cli.Args()[1:], " ")
+func Call(ctx context.Contexter) error {
+	cli := ctx.GetCliContext()
+	_ = strings.Join(cli.Args()[1:], " ")
 
-		file := cli.Args().First()
-		src, err := ioutil.ReadFile(file)
-		if err != nil {
-			log.Fatalf("Read Source: %v", err)
-			return err
-		}
-		log.Info("Read Source: \u2713")
-
-		lang := utils.GetLangFromFileName(file)
-		fn := types.Func{
-			Language: lang,
-			Source:   string(src),
-		}
-		if _, err := packer.Pack(file, fn); err != nil {
-			panic(err)
-		}
-
-		// TODO not supported
-		// if err := api.MustCreate(host.Host, constants.AgentPort).
-		// 	Call(file, params, project); err != nil {
-		// 	log.Fatalf("call functions on machine %s with %v failed: %v", name, params, err)
-		// }
-
-		return nil
+	file := cli.Args().First()
+	src, err := ioutil.ReadFile(file)
+	if err != nil {
+		log.Fatalf("Read Source: %v", err)
+		return err
 	}
+	log.Info("Read Source: \u2713")
+
+	lang := utils.GetLangFromFileName(file)
+	fn := types.Func{
+		Language: lang,
+		Source:   string(src),
+	}
+	if _, err := packer.Pack(file, fn); err != nil {
+		panic(err)
+	}
+
+	// TODO not supported
+	// if err := api.MustCreate(host.Host, constants.AgentPort).
+	// 	Call(file, params, project); err != nil {
+	// 	log.Fatalf("call functions on machine %s with %v failed: %v", name, params, err)
+	// }
+
+	return nil
 }

handlers/doctor.go

@@ -10,19 +10,17 @@ import (
 )
 
 // Doctor command handle
-func Doctor() HandleFunc {
-	return func(ctx *context.Context) error {
-		host := os.Getenv("DOCKER_REMOTE_HOST_ADDR")
-		user := os.Getenv("DOCKER_REMOTE_HOST_USER")
-		password := os.Getenv("DOCKER_REMOTE_HOST_PASSWORD")
-		if host == "" {
-			host = "localhost"
-		}
-		if err := doctor.New(host, user, password).Start(); err != nil {
-			log.Warnf("machine %s is in dirty state: %v", host, err)
-		} else {
-			log.Infof("machine %s is in healthy state: %s", host, constants.CheckedSymbol)
-		}
-		return nil
+func Doctor(ctx context.Contexter) error {
+	host := os.Getenv("DOCKER_REMOTE_HOST_ADDR")
+	user := os.Getenv("DOCKER_REMOTE_HOST_USER")
+	password := os.Getenv("DOCKER_REMOTE_HOST_PASSWORD")
+	if host == "" {
+		host = "localhost"
 	}
+	if err := doctor.New(host, user, password).Start(); err != nil {
+		log.Warnf("machine %s is in dirty state: %v", host, err)
+	} else {
+		log.Infof("machine %s is in healthy state: %s", host, constants.CheckedSymbol)
+	}
+	return nil
 }

handlers/down.go

@@ -3,19 +3,24 @@ package handlers
 import (
 	"github.com/metrue/fx/context"
 	"github.com/metrue/fx/deploy"
+	"github.com/metrue/fx/pkg/spinner"
 )
 
 // Down command handle
-func Down() HandleFunc {
-	return func(ctx *context.Context) (err error) {
-		cli := ctx.GetCliContext()
-		services := cli.Args()
-		runner := ctx.Get("deployer").(deploy.Deployer)
-		for _, svc := range services {
-			if err := runner.Destroy(ctx.Context, svc); err != nil {
-				return err
-			}
+func Down(ctx context.Contexter) (err error) {
+	const task = "destroying"
+	spinner.Start(task)
+	defer func() {
+		spinner.Stop(task, err)
+	}()
+
+	cli := ctx.GetCliContext()
+	services := cli.Args()
+	runner := ctx.Get("deployer").(deploy.Deployer)
+	for _, svc := range services {
+		if err := runner.Destroy(ctx.GetContext(), svc); err != nil {
+			return err
 		}
-		return nil
 	}
+	return nil
 }

handlers/handle.go

@@ -1,8 +0,0 @@
-package handlers
-
-import (
-	"github.com/metrue/fx/context"
-)
-
-// HandleFunc command handle function
-type HandleFunc func(ctx *context.Context) error

handlers/image.go

@@ -18,68 +18,64 @@ import (
 )
 
 // BuildImage build image
-func BuildImage() HandleFunc {
-	return func(ctx *context.Context) error {
-		cli := ctx.GetCliContext()
-		funcFile := cli.Args().First()
-		tag := cli.String("tag")
-		if tag == "" {
-			tag = uuid.New().String()
-		}
-
-		workdir := fmt.Sprintf("/tmp/fx-%d", time.Now().Unix())
-		defer os.RemoveAll(workdir)
-
-		body, err := ioutil.ReadFile(funcFile)
-		if err != nil {
-			log.Fatalf("function code load failed: %v", err)
-			return err
-		}
-		log.Infof("function code loaded: %v", constants.CheckedSymbol)
-		lang := utils.GetLangFromFileName(funcFile)
-
-		fn := types.Func{Language: lang, Source: string(body)}
-
-		if err := packer.PackIntoDir(fn, workdir); err != nil {
-			log.Fatalf("could not pack function %v: %v", fn, err)
-			return err
-		}
-
-		docker, ok := ctx.Get("docker").(containerruntimes.ContainerRuntime)
-		if ok {
-			nameWithTag := tag + ":latest"
-			if err := docker.BuildImage(ctx.Context, workdir, nameWithTag); err != nil {
-				return err
-			}
-			log.Infof("image built: %v", constants.CheckedSymbol)
-			return nil
-		}
-		return fmt.Errorf("no available docker cli")
+func BuildImage(ctx context.Contexter) error {
+	cli := ctx.GetCliContext()
+	funcFile := cli.Args().First()
+	tag := cli.String("tag")
+	if tag == "" {
+		tag = uuid.New().String()
 	}
+
+	workdir := fmt.Sprintf("/tmp/fx-%d", time.Now().Unix())
+	defer os.RemoveAll(workdir)
+
+	body, err := ioutil.ReadFile(funcFile)
+	if err != nil {
+		log.Fatalf("function code load failed: %v", err)
+		return err
+	}
+	log.Infof("function code loaded: %v", constants.CheckedSymbol)
+	lang := utils.GetLangFromFileName(funcFile)
+
+	fn := types.Func{Language: lang, Source: string(body)}
+
+	if err := packer.PackIntoDir(fn, workdir); err != nil {
+		log.Fatalf("could not pack function %v: %v", fn, err)
+		return err
+	}
+
+	docker, ok := ctx.Get("docker").(containerruntimes.ContainerRuntime)
+	if ok {
+		nameWithTag := tag + ":latest"
+		if err := docker.BuildImage(ctx.GetContext(), workdir, nameWithTag); err != nil {
+			return err
+		}
+		log.Infof("image built: %v", constants.CheckedSymbol)
+		return nil
+	}
+	return fmt.Errorf("no available docker cli")
 }
 
 // ExportImage export service's code into a directory
-func ExportImage() HandleFunc {
-	return func(ctx *context.Context) (err error) {
-		cli := ctx.GetCliContext()
-		funcFile := cli.Args().First()
-		outputDir := cli.String("output")
-		if outputDir == "" {
-			log.Fatalf("output directory required")
-			return nil
-		}
-
-		body, err := ioutil.ReadFile(funcFile)
-		if err != nil {
-			return errors.Wrap(err, "read source failed")
-		}
-		lang := utils.GetLangFromFileName(funcFile)
-
-		if err := packer.PackIntoDir(types.Func{Language: lang, Source: string(body)}, outputDir); err != nil {
-			log.Fatalf("write source code to file failed: %v", constants.UncheckedSymbol)
-			return err
-		}
-		log.Infof("exported to %v: %v", outputDir, constants.CheckedSymbol)
+func ExportImage(ctx context.Contexter) (err error) {
+	cli := ctx.GetCliContext()
+	funcFile := cli.Args().First()
+	outputDir := cli.String("output")
+	if outputDir == "" {
+		log.Fatalf("output directory required")
 		return nil
 	}
+
+	body, err := ioutil.ReadFile(funcFile)
+	if err != nil {
+		return errors.Wrap(err, "read source failed")
+	}
+	lang := utils.GetLangFromFileName(funcFile)
+
+	if err := packer.PackIntoDir(types.Func{Language: lang, Source: string(body)}, outputDir); err != nil {
+		log.Fatalf("write source code to file failed: %v", constants.UncheckedSymbol)
+		return err
+	}
+	log.Infof("exported to %v: %v", outputDir, constants.CheckedSymbol)
+	return nil
 }

handlers/infra.go

@@ -0,0 +1,100 @@
+package handlers
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/metrue/fx/config"
+	"github.com/metrue/fx/context"
+	"github.com/metrue/fx/infra/docker"
+	"github.com/metrue/fx/infra/k3s"
+	"github.com/metrue/fx/pkg/spinner"
+)
+
+func setupK3S(masterInfo string, agentsInfo string) ([]byte, error) {
+	info := strings.Split(masterInfo, "@")
+	if len(info) != 2 {
+		return nil, fmt.Errorf("incorrect master info, should be <user>@<ip> format")
+	}
+	master := k3s.MasterNode{
+		User: info[0],
+		IP:   info[1],
+	}
+	agents := []k3s.AgentNode{}
+	if agentsInfo != "" {
+		agentsInfoList := strings.Split(agentsInfo, ",")
+		for _, agent := range agentsInfoList {
+			info := strings.Split(agent, "@")
+			if len(info) != 2 {
+				return nil, fmt.Errorf("incorrect agent info, should be <user>@<ip> format")
+			}
+			agents = append(agents, k3s.AgentNode{
+				User: info[0],
+				IP:   info[1],
+			})
+		}
+	}
+
+	fmt.Println(master, agents, len(agents))
+	k3sOperator := k3s.New(master, agents)
+	return k3sOperator.Provision()
+}
+
+func setupDocker(hostInfo string) ([]byte, error) {
+	info := strings.Split(hostInfo, "@")
+	if len(info) != 2 {
+		return nil, fmt.Errorf("incorrect master info, should be <user>@<ip> format")
+	}
+	user := info[1]
+	host := info[0]
+	dockr := docker.New(user, host)
+	return dockr.Provision()
+}
+
+// Setup infra
+func Setup(ctx context.Contexter) (err error) {
+	const task = "setup infra"
+	spinner.Start(task)
+	defer func() {
+		spinner.Stop(task, err)
+	}()
+
+	cli := ctx.GetCliContext()
+	typ := cli.String("type")
+	name := cli.String("name")
+	if name == "" {
+		return fmt.Errorf("name required")
+	}
+	if typ == "docker" {
+		if cli.String("host") == "" {
+			return fmt.Errorf("host required, eg. 'root@123.1.2.12'")
+		}
+	} else if typ == "k3s" {
+		if cli.String("master") == "" {
+			return fmt.Errorf("master required, eg. 'root@123.1.2.12'")
+		}
+	} else if typ == "k8s" {
+	} else {
+		return fmt.Errorf("invalid type, 'docker', 'k3s' and 'k8s' support")
+	}
+
+	fxConfig := ctx.Get("config").(*config.Config)
+
+	switch strings.ToLower(typ) {
+	case "k3s":
+		kubeconf, err := setupK3S(cli.String("master"), cli.String("agents"))
+		if err != nil {
+			return err
+		}
+		return fxConfig.AddK8SCloud(name, kubeconf)
+	case "docker":
+		config, err := setupDocker(cli.String("host"))
+		if err != nil {
+			return err
+		}
+		return fxConfig.AddDockerCloud(name, config)
+	case "k8s":
+		fmt.Println("WIP")
+	}
+	return nil
+}

handlers/init.go

@@ -1,31 +0,0 @@
-package handlers
-
-import (
-	"os"
-
-	"github.com/apex/log"
-	"github.com/metrue/fx/context"
-	"github.com/metrue/fx/provision"
-)
-
-// Init start fx-agent
-func Init() HandleFunc {
-	return func(ctx *context.Context) error {
-		host := os.Getenv("DOCKER_REMOTE_HOST_ADDR")
-		user := os.Getenv("DOCKER_REMOTE_HOST_USER")
-		passord := os.Getenv("DOCKER_REMOTE_HOST_PASSWORD")
-		if host == "" {
-			host = "127.0.0.1"
-		}
-		provisioner := provision.NewWithHost(host, user, passord)
-		if !provisioner.IsFxAgentRunning() {
-			if err := provisioner.StartFxAgent(); err != nil {
-				log.Fatalf("could not start fx agent on host: %s", err)
-				return err
-			}
-			log.Info("fx agent started")
-		}
-		log.Info("fx agent already started")
-		return nil
-	}
-}

handlers/list.go

@@ -3,26 +3,26 @@ package handlers
 import (
 	"github.com/metrue/fx/context"
 	"github.com/metrue/fx/deploy"
-	"github.com/metrue/fx/utils"
+	"github.com/metrue/fx/pkg/render"
+	"github.com/metrue/fx/pkg/spinner"
 )
 
 // List command handle
-func List() HandleFunc {
-	return func(ctx *context.Context) error {
-		cli := ctx.GetCliContext()
-		deployer := ctx.Get("deployer").(deploy.Deployer)
+func List(ctx context.Contexter) (err error) {
+	const task = "deploying"
+	spinner.Start(task)
+	defer func() {
+		spinner.Stop(task, err)
+	}()
 
-		services, err := deployer.List(ctx.Context, cli.Args().First())
-		if err != nil {
-			return err
-		}
+	cli := ctx.GetCliContext()
+	deployer := ctx.Get("deployer").(deploy.Deployer)
 
-		for _, service := range services {
-			if err := utils.OutputJSON(service); err != nil {
-				return err
-			}
-		}
-
-		return nil
+	services, err := deployer.List(ctx.GetContext(), cli.Args().First())
+	if err != nil {
+		return err
 	}
+
+	render.Table(services)
+	return nil
 }

handlers/list_infra.go

@@ -0,0 +1,19 @@
+package handlers
+
+import (
+	"fmt"
+
+	"github.com/metrue/fx/config"
+	"github.com/metrue/fx/context"
+)
+
+// ListInfra list infra
+func ListInfra(ctx context.Contexter) (err error) {
+	fxConfig := ctx.Get("config").(*config.Config)
+	conf, err := fxConfig.View()
+	if err != nil {
+		return err
+	}
+	fmt.Println(string(conf))
+	return nil
+}

handlers/up.go

@@ -1,61 +1,30 @@
 package handlers
 
 import (
-	"fmt"
-	"io/ioutil"
-
-	"github.com/apex/log"
 	"github.com/metrue/fx/context"
 	"github.com/metrue/fx/deploy"
+	"github.com/metrue/fx/pkg/spinner"
 	"github.com/metrue/fx/types"
-	"github.com/metrue/fx/utils"
-	"github.com/pkg/errors"
 )
 
-// PortRange usable port range https: //en.wikipedia.org/wiki/Ephemeral_port
-var PortRange = struct {
-	min int
-	max int
-}{
-	min: 1023,
-	max: 65535,
-}
-
 // Up command handle
-func Up() HandleFunc {
-	return func(ctx *context.Context) (err error) {
-		cli := ctx.GetCliContext()
-		funcFile := cli.Args().First()
-		name := cli.String("name")
-		port := cli.Int("port")
+func Up(ctx context.Contexter) (err error) {
+	const task = "deploying"
+	spinner.Start(task)
+	defer func() {
+		spinner.Stop(task, err)
+	}()
 
-		defer func() {
-			if r := recover(); r != nil {
-				log.Fatalf("fatal error happened: %v", r)
-			}
-
-			if err != nil {
-				log.Fatalf("deploy function %s (%s) failed: %v", err)
-			}
-			log.Infof("function %s (%s) deployed successfully", name, funcFile)
-		}()
-
-		if port < PortRange.min || port > PortRange.max {
-			return fmt.Errorf("invalid port number: %d, port number should in range of %d -  %d", port, PortRange.min, PortRange.max)
-		}
-
-		body, err := ioutil.ReadFile(funcFile)
-		if err != nil {
-			return errors.Wrap(err, "read source failed")
-		}
-		lang := utils.GetLangFromFileName(funcFile)
-		deployer := ctx.Get("deployer").(deploy.Deployer)
-		bindings := ctx.Get("bindings").([]types.PortBinding)
-		return deployer.Deploy(
-			ctx.Context,
-			types.Func{Language: lang, Source: string(body)},
-			name,
-			bindings,
-		)
-	}
+	fn := ctx.Get("fn").(types.Func)
+	image := ctx.Get("image").(string)
+	name := ctx.Get("name").(string)
+	deployer := ctx.Get("deployer").(deploy.Deployer)
+	bindings := ctx.Get("bindings").([]types.PortBinding)
+	return deployer.Deploy(
+		ctx.GetContext(),
+		fn,
+		name,
+		image,
+		bindings,
+	)
 }

handlers/up_test.go

@@ -1,12 +1,35 @@
 package handlers
 
 import (
+	"context"
 	"testing"
 
 	"github.com/golang/mock/gomock"
+	mockCtx "github.com/metrue/fx/context/mocks"
+	mockDeployer "github.com/metrue/fx/deploy/mocks"
+	"github.com/metrue/fx/types"
+	fxTypes "github.com/metrue/fx/types"
 )
 
 func TestUp(t *testing.T) {
 	ctrl := gomock.NewController(t)
 	defer ctrl.Finish()
+
+	ctx := mockCtx.NewMockContexter(ctrl)
+	deployer := mockDeployer.NewMockDeployer(ctrl)
+
+	fn := fxTypes.Func{}
+	bindings := []types.PortBinding{}
+	name := "sample-name"
+	image := "sample-image"
+	ctx.EXPECT().Get("fn").Return(fn)
+	ctx.EXPECT().Get("name").Return(name)
+	ctx.EXPECT().Get("image").Return(image)
+	ctx.EXPECT().Get("deployer").Return(deployer)
+	ctx.EXPECT().Get("bindings").Return(bindings)
+	ctx.EXPECT().GetContext().Return(context.Background())
+	deployer.EXPECT().Deploy(gomock.Any(), fn, name, image, bindings).Return(nil)
+	if err := Up(ctx); err != nil {
+		t.Fatal(err)
+	}
 }

handlers/use_infra.go

@@ -0,0 +1,13 @@
+package handlers
+
+import (
+	"github.com/metrue/fx/config"
+	"github.com/metrue/fx/context"
+)
+
+// UseInfra use infra
+func UseInfra(ctx context.Contexter) error {
+	fxConfig := ctx.Get("config").(*config.Config)
+	cli := ctx.GetCliContext()
+	return fxConfig.Use(cli.Args().First())
+}

infra/docker/docker.go

@@ -0,0 +1,171 @@
+package docker
+
+import (
+	"encoding/json"
+	"fmt"
+	"os"
+	"os/exec"
+	"strings"
+
+	"github.com/metrue/fx/constants"
+	"github.com/metrue/fx/infra"
+	sshOperator "github.com/metrue/go-ssh-client"
+)
+
+// Docker docker host
+type Docker struct {
+	IP   string
+	User string
+}
+
+// New new a docker object
+func New(ip string, user string) *Docker {
+	return &Docker{
+		IP:   ip,
+		User: user,
+	}
+}
+
+// Provision provision a host, install docker and start dockerd
+func (d *Docker) Provision() ([]byte, error) {
+	// TODO clean up, skip check localhost or not if in CICD env
+	if d.isLocalHost() {
+		if os.Getenv("CICD") == "" {
+			if !d.hasDocker() {
+				return nil, fmt.Errorf("please make sure docker installed and running")
+			}
+
+			if err := d.StartFxAgentLocally(); err != nil {
+				return nil, err
+			}
+
+			config, _ := json.Marshal(map[string]string{
+				"ip":   d.IP,
+				"user": d.User,
+			})
+			return config, nil
+		}
+	}
+
+	if err := d.Install(); err != nil {
+		return nil, err
+	}
+	if err := d.StartDockerd(); err != nil {
+		return nil, err
+	}
+	if err := d.StartFxAgent(); err != nil {
+		return nil, err
+	}
+	config, _ := json.Marshal(map[string]string{
+		"ip":   d.IP,
+		"user": d.User,
+	})
+	return config, nil
+}
+
+func (d *Docker) isLocalHost() bool {
+	return strings.ToLower(d.IP) == "localhost" || d.IP == "127.0.0.1"
+}
+
+func (d *Docker) hasDocker() bool {
+	cmd := exec.Command("docker", "version")
+	if err := cmd.Run(); err != nil {
+		return false
+	}
+	return true
+}
+
+// HealthCheck check healthy status of host
+func (d *Docker) HealthCheck() (bool, error) {
+	// TODO
+	return true, nil
+}
+
+// Install docker on host
+func (d *Docker) Install() error {
+	sudo := ""
+	if d.User != "root" {
+		sudo = "sudo"
+	}
+	installCmd := fmt.Sprintf("curl -fsSL https://download.docker.com/linux/static/stable/x86_64/docker-18.06.3-ce.tgz -o docker.tgz && tar zxvf docker.tgz && %s mv docker/* /usr/bin && rm -rf docker docker.tgz", sudo)
+	sshKeyFile, _ := infra.GetSSHKeyFile()
+	sshPort := infra.GetSSHPort()
+	ssh := sshOperator.New(d.IP).WithUser(d.User).WithKey(sshKeyFile).WithPort(sshPort)
+	if err := ssh.RunCommand(installCmd, sshOperator.CommandOptions{
+		Stdout: os.Stdout,
+		Stdin:  os.Stdin,
+		Stderr: os.Stderr,
+	}); err != nil {
+		fmt.Println("install docker failed \n================")
+		fmt.Println(err)
+		fmt.Println("================")
+		return err
+	}
+
+	return nil
+}
+
+// StartDockerd start dockerd
+func (d *Docker) StartDockerd() error {
+	sudo := ""
+	if d.User != "root" {
+		sudo = "sudo"
+	}
+	installCmd := fmt.Sprintf("%s dockerd >/dev/null 2>&1 & sleep 2", sudo)
+	sshKeyFile, _ := infra.GetSSHKeyFile()
+	sshPort := infra.GetSSHPort()
+	ssh := sshOperator.New(d.IP).WithUser(d.User).WithKey(sshKeyFile).WithPort(sshPort)
+	if err := ssh.RunCommand(installCmd, sshOperator.CommandOptions{
+		Stdout: os.Stdout,
+		Stdin:  os.Stdin,
+		Stderr: os.Stderr,
+	}); err != nil {
+		fmt.Println("start dockerd failed \n================")
+		fmt.Println(err)
+		fmt.Println("================")
+		return err
+	}
+
+	return nil
+}
+
+// StartFxAgent start fx agent
+func (d *Docker) StartFxAgent() error {
+	startCmd := fmt.Sprintf("sleep 3 && docker stop %s || true && docker run -d --name=%s --rm -v /var/run/docker.sock:/var/run/docker.sock -p 0.0.0.0:%s:1234 bobrik/socat TCP-LISTEN:1234,fork UNIX-CONNECT:/var/run/docker.sock", constants.AgentContainerName, constants.AgentContainerName, constants.AgentPort)
+	sshKeyFile, _ := infra.GetSSHKeyFile()
+	sshPort := infra.GetSSHPort()
+	ssh := sshOperator.New(d.IP).WithUser(d.User).WithKey(sshKeyFile).WithPort(sshPort)
+	if err := ssh.RunCommand(startCmd, sshOperator.CommandOptions{
+		Stdout: os.Stdout,
+		Stdin:  os.Stdin,
+		Stderr: os.Stderr,
+	}); err != nil {
+		fmt.Println("start fx agent failed \n================")
+		fmt.Println(err)
+		fmt.Println("================")
+		return err
+	}
+	return nil
+}
+
+// StartFxAgentLocally start fx agent
+func (d *Docker) StartFxAgentLocally() error {
+	startCmd := fmt.Sprintf("docker run -d --name=%s --rm -v /var/run/docker.sock:/var/run/docker.sock -p 0.0.0.0:%s:1234 bobrik/socat TCP-LISTEN:1234,fork UNIX-CONNECT:/var/run/docker.sock", constants.AgentContainerName, constants.AgentPort)
+	params := strings.Split(startCmd, " ")
+	fmt.Println(params)
+	var cmd *exec.Cmd
+	if len(params) > 1 {
+		// nolint: gosec
+		cmd = exec.Command(params[0], params[1:]...)
+	} else {
+		// nolint: gosec
+		cmd = exec.Command(params[0])
+	}
+	if out, err := cmd.CombinedOutput(); err != nil {
+		fmt.Println(string(out))
+		return err
+	}
+	return nil
+}
+
+var _ infra.Infra = &Docker{}

infra/docker/docker_test.go

@@ -0,0 +1,23 @@
+package docker
+
+import (
+	"os"
+	"testing"
+)
+
+func TestDocker(t *testing.T) {
+	if os.Getenv("DOCKER_HOST") == "" ||
+		os.Getenv("DOCKER_USER") == "" {
+		t.Skip("skip test since DOCKER_HOST and DOCKER_USER not ready")
+	}
+	d := New(os.Getenv("DOCKER_HOST"), os.Getenv("DOCKER_USER"))
+	if err := d.Install(); err != nil {
+		t.Fatal(err)
+	}
+	if err := d.StartDockerd(); err != nil {
+		t.Fatal(err)
+	}
+	if err := d.StartFxAgent(); err != nil {
+		t.Fatal(err)
+	}
+}

infra/infra.go

@@ -0,0 +1,7 @@
+package infra
+
+// Infra infrastructure provision interface
+type Infra interface {
+	Provision() (config []byte, err error)
+	HealthCheck() (bool, error)
+}

infra/k3s/k3s.go

@@ -0,0 +1,153 @@
+package k3s
+
+import (
+	"bufio"
+	"bytes"
+	"fmt"
+	"os"
+	"strings"
+
+	"github.com/metrue/fx/infra"
+	sshOperator "github.com/metrue/go-ssh-client"
+)
+
+// MasterNode master node instance
+type MasterNode struct {
+	IP   string
+	User string
+}
+
+// AgentNode agent node instance
+type AgentNode struct {
+	IP   string
+	User string
+}
+
+// K3S k3s operator
+type K3S struct {
+	master MasterNode
+	agents []AgentNode
+}
+
+// TODO upgrade to latest when k3s fix the tls scan issue
+// https://github.com/rancher/k3s/issues/556
+const version = "v0.9.1"
+
+// New new a operator
+func New(master MasterNode, agents []AgentNode) *K3S {
+	return &K3S{
+		master: master,
+		agents: agents,
+	}
+}
+
+// Provision provision k3s cluster
+func (k *K3S) Provision() ([]byte, error) {
+	if err := k.SetupMaster(); err != nil {
+		return nil, err
+	}
+	if err := k.SetupAgent(); err != nil {
+		return nil, err
+	}
+	return k.GetKubeConfig()
+}
+
+// HealthCheck check healthy status of host
+func (k *K3S) HealthCheck() (bool, error) {
+	// TODO
+	return true, nil
+}
+
+// SetupMaster setup master node
+func (k *K3S) SetupMaster() error {
+	sshKeyFile, _ := infra.GetSSHKeyFile()
+	ssh := sshOperator.New(k.master.IP).WithUser(k.master.User).WithKey(sshKeyFile)
+	installCmd := fmt.Sprintf("curl -sLS https://get.k3s.io | INSTALL_K3S_EXEC='server --tls-san %s' INSTALL_K3S_VERSION='%s' sh -", k.master.IP, version)
+	if err := ssh.RunCommand(infra.Sudo(installCmd, k.master.IP), sshOperator.CommandOptions{
+		Stdout: os.Stdout,
+		Stdin:  os.Stdin,
+		Stderr: os.Stderr,
+	}); err != nil {
+		fmt.Println("setup master failed \n ===========")
+		fmt.Println(err)
+		fmt.Println("===========")
+	}
+	return nil
+}
+
+func (k *K3S) getToken() (string, error) {
+	sshKeyFile, _ := infra.GetSSHKeyFile()
+	ssh := sshOperator.New(k.master.IP).WithUser(k.master.User).WithKey(sshKeyFile)
+	script := "cat /var/lib/rancher/k3s/server/node-token"
+	var outPipe bytes.Buffer
+	if err := ssh.RunCommand(infra.Sudo(script, k.master.IP), sshOperator.CommandOptions{
+		Stdout: bufio.NewWriter(&outPipe),
+		Stdin:  os.Stdin,
+		Stderr: os.Stderr,
+	}); err != nil {
+		return "", err
+	}
+	return outPipe.String(), nil
+}
+
+// SetupAgent set agent node
+func (k *K3S) SetupAgent() error {
+	sshKeyFile, _ := infra.GetSSHKeyFile()
+	tok, err := k.getToken()
+	if err != nil {
+		return err
+	}
+	const k3sExtraArgs = ""
+	joinCmd := fmt.Sprintf("curl -fL https://get.k3s.io/ | K3S_URL='https://%s:6443' K3S_TOKEN='%s' INSTALL_K3S_VERSION='%s' sh -s - %s", k.master.IP, tok, version, k3sExtraArgs)
+	for _, agent := range k.agents {
+		ssh := sshOperator.New(agent.IP).WithUser(agent.User).WithKey(sshKeyFile)
+		if err := ssh.RunCommand(joinCmd, sshOperator.CommandOptions{
+			Stdout: os.Stdout,
+			Stdin:  os.Stdin,
+			Stderr: os.Stderr,
+		}); err != nil {
+			fmt.Println("setup agent failed \n================")
+			fmt.Println(err)
+			fmt.Println("================")
+			return err
+		}
+	}
+
+	return nil
+}
+
+// GetKubeConfig get kubeconfig of k3s cluster
+func (k *K3S) GetKubeConfig() ([]byte, error) {
+	sshKeyFile, _ := infra.GetSSHKeyFile()
+	var config []byte
+	getConfigCmd := "cat /etc/rancher/k3s/k3s.yaml\n"
+	ssh := sshOperator.New(k.master.IP).WithUser(k.master.User).WithKey(sshKeyFile)
+	var outPipe bytes.Buffer
+	if err := ssh.RunCommand(infra.Sudo(getConfigCmd, k.master.IP), sshOperator.CommandOptions{
+		Stdout: bufio.NewWriter(&outPipe),
+		Stdin:  os.Stdin,
+		Stderr: os.Stderr,
+	}); err != nil {
+		fmt.Println("setup agent failed \n================")
+		fmt.Println("================")
+		fmt.Println(err)
+		return config, err
+	}
+	return rewriteKubeconfig(outPipe.String(), k.master.IP, "default"), nil
+}
+
+func rewriteKubeconfig(kubeconfig string, ip string, context string) []byte {
+	if context == "" {
+		context = "default"
+	}
+
+	kubeconfigReplacer := strings.NewReplacer(
+		"127.0.0.1", ip,
+		"localhost", ip,
+		"default", context,
+	)
+
+	return []byte(kubeconfigReplacer.Replace(kubeconfig))
+}
+
+var _ infra.Infra = &K3S{}

infra/k3s/k3s_test.go

@@ -0,0 +1,45 @@
+package k3s
+
+import (
+	"fmt"
+	"os"
+	"testing"
+)
+
+func TestK3S(t *testing.T) {
+	if os.Getenv("K3S_MASTER_IP") == "" ||
+		os.Getenv("K3S_MASTER_USER") == "" ||
+		os.Getenv("K3S_AGENT_IP") == "" ||
+		os.Getenv("K3S_AGENT_USER") == "" {
+		t.Skip("skip k3s test since K3S_MASTER_IP, K3S_MASTER_USER and K3S_AGENT_IP, K3S_AGENT_USER not ready")
+	}
+
+	master := MasterNode{
+		IP:   os.Getenv("K3S_MASTER_IP"),
+		User: os.Getenv("K3S_MASTER_USER"),
+	}
+	agents := []AgentNode{
+		AgentNode{
+			IP:   os.Getenv("K3S_AGENT_IP"),
+			User: os.Getenv("K3S_AGENT_USER"),
+		},
+	}
+	k3s := New(master, agents)
+	if err := k3s.SetupMaster(); err != nil {
+		t.Fatal(err)
+	}
+
+	kubeconfig, err := k3s.GetKubeConfig()
+	if err != nil {
+		t.Fatal(err)
+	}
+	fmt.Println(string(kubeconfig))
+
+	if _, err := k3s.getToken(); err != nil {
+		t.Fatal(err)
+	}
+
+	if err := k3s.SetupAgent(); err != nil {
+		t.Fatal(err)
+	}
+}

infra/mocks/infra.go

@@ -0,0 +1,63 @@
+// Code generated by MockGen. DO NOT EDIT.
+// Source: infra.go
+
+// Package mock_infra is a generated GoMock package.
+package mock_infra
+
+import (
+	gomock "github.com/golang/mock/gomock"
+	reflect "reflect"
+)
+
+// MockInfra is a mock of Infra interface
+type MockInfra struct {
+	ctrl     *gomock.Controller
+	recorder *MockInfraMockRecorder
+}
+
+// MockInfraMockRecorder is the mock recorder for MockInfra
+type MockInfraMockRecorder struct {
+	mock *MockInfra
+}
+
+// NewMockInfra creates a new mock instance
+func NewMockInfra(ctrl *gomock.Controller) *MockInfra {
+	mock := &MockInfra{ctrl: ctrl}
+	mock.recorder = &MockInfraMockRecorder{mock}
+	return mock
+}
+
+// EXPECT returns an object that allows the caller to indicate expected use
+func (m *MockInfra) EXPECT() *MockInfraMockRecorder {
+	return m.recorder
+}
+
+// Provision mocks base method
+func (m *MockInfra) Provision() ([]byte, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Provision")
+	ret0, _ := ret[0].([]byte)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// Provision indicates an expected call of Provision
+func (mr *MockInfraMockRecorder) Provision() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Provision", reflect.TypeOf((*MockInfra)(nil).Provision))
+}
+
+// HealthCheck mocks base method
+func (m *MockInfra) HealthCheck() (bool, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "HealthCheck")
+	ret0, _ := ret[0].(bool)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// HealthCheck indicates an expected call of HealthCheck
+func (mr *MockInfraMockRecorder) HealthCheck() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "HealthCheck", reflect.TypeOf((*MockInfra)(nil).HealthCheck))
+}

infra/ssh.go

@@ -0,0 +1,35 @@
+package infra
+
+import (
+	"os"
+	"path/filepath"
+
+	"github.com/mitchellh/go-homedir"
+)
+
+// GetSSHKeyFile get ssh private key file
+func GetSSHKeyFile() (string, error) {
+	path := os.Getenv("SSH_KEY_FILE")
+	if path != "" {
+		absPath, err := filepath.Abs(path)
+		if err != nil {
+			return "", err
+		}
+		return absPath, nil
+	}
+
+	key, err := homedir.Expand("~/.ssh/id_rsa")
+	if err != nil {
+		return "", err
+	}
+	return key, nil
+}
+
+// GetSSHPort get ssh port
+func GetSSHPort() string {
+	port := os.Getenv("SSH_PORT")
+	if port != "" {
+		return port
+	}
+	return "22"
+}

infra/ssh_test.go

@@ -0,0 +1,50 @@
+package infra
+
+import (
+	"os"
+	"testing"
+
+	"github.com/mitchellh/go-homedir"
+)
+
+func TestGetSSHKeyFile(t *testing.T) {
+	t.Run("defaut", func(t *testing.T) {
+		defau, err := GetSSHKeyFile()
+		if err != nil {
+			t.Fatal(err)
+		}
+
+		defaultPath, _ := homedir.Expand("~/.ssh/id_rsa")
+		if defau != defaultPath {
+			t.Fatalf("should get %s but got %s", defaultPath, defau)
+		}
+	})
+
+	t.Run("override from env", func(t *testing.T) {
+		os.Setenv("SSH_KEY_FILE", "/tmp/id_rsa")
+		keyFile, err := GetSSHKeyFile()
+		if err != nil {
+			t.Fatal(err)
+		}
+		if keyFile != "/tmp/id_rsa" {
+			t.Fatalf("should get %s but got %s", "/tmp/id_rsa", keyFile)
+		}
+	})
+}
+
+func TestGetSSHPort(t *testing.T) {
+	t.Run("defaut", func(t *testing.T) {
+		defau := GetSSHPort()
+		if defau != "22" {
+			t.Fatalf("should get %s but got %s", "22", defau)
+		}
+	})
+
+	t.Run("override from env", func(t *testing.T) {
+		os.Setenv("SSH_PORT", "2222")
+		defau := GetSSHPort()
+		if defau != "2222" {
+			t.Fatalf("should get %s but got %s", "2222", defau)
+		}
+	})
+}

infra/sudo.go

@@ -0,0 +1,9 @@
+package infra
+
+// Sudo append sudo when user is not root
+func Sudo(cmd string, user string) string {
+	if user == "root" {
+		return cmd
+	}
+	return "sudo " + cmd
+}

k3s.cluster.json

@@ -0,0 +1,5 @@
+{
+  "master": "52.78.196.250",
+  "agents": [
+    "13.125.243.192",
+  ],

middlewares/binding.go

@@ -1,17 +1,36 @@
 package middlewares
 
 import (
+	"fmt"
 	"os"
 
 	"github.com/metrue/fx/constants"
 	"github.com/metrue/fx/context"
 	"github.com/metrue/fx/types"
+	"github.com/phayes/freeport"
 )
 
+// PortRange usable port range https: //en.wikipedia.org/wiki/Ephemeral_port
+var PortRange = struct {
+	min int
+	max int
+}{
+	min: 1023,
+	max: 65535,
+}
+
 // Binding create bindings
-func Binding(ctx *context.Context) error {
-	cli := ctx.GetCliContext()
-	port := cli.Int("port")
+func Binding(ctx context.Contexter) (err error) {
+	port := ctx.Get("port").(int)
+	if port == 0 {
+		port, err = freeport.GetFreePort()
+		if err != nil {
+			return err
+		}
+	}
+	if port < PortRange.min || port > PortRange.max {
+		return fmt.Errorf("invalid port number: %d, port number should in range of %d -  %d", port, PortRange.min, PortRange.max)
+	}
 
 	var bindings []types.PortBinding
 	if os.Getenv("KUBECONFIG") != "" {
@@ -24,6 +43,10 @@ func Binding(ctx *context.Context) error {
 				ServiceBindingPort:  443,
 				ContainerExposePort: constants.FxContainerExposePort,
 			},
+			types.PortBinding{
+				ServiceBindingPort:  int32(port),
+				ContainerExposePort: constants.FxContainerExposePort,
+			},
 		}
 	} else {
 		bindings = []types.PortBinding{

middlewares/binding_test.go

@@ -0,0 +1,20 @@
+package middlewares
+
+import (
+	"testing"
+
+	"github.com/golang/mock/gomock"
+	mockCtx "github.com/metrue/fx/context/mocks"
+)
+
+func TestBinding(t *testing.T) {
+	ctrl := gomock.NewController(t)
+	defer ctrl.Finish()
+
+	ctx := mockCtx.NewMockContexter(ctrl)
+	ctx.EXPECT().Get("port").Return(0)
+	ctx.EXPECT().Set("bindings", gomock.Any())
+	if err := Binding(ctx); err != nil {
+		t.Fatal(err)
+	}
+}

middlewares/build.go

@@ -0,0 +1,55 @@
+package middlewares
+
+import (
+	"fmt"
+	"os"
+	"time"
+
+	containerruntimes "github.com/metrue/fx/container_runtimes"
+	"github.com/metrue/fx/context"
+	"github.com/metrue/fx/packer"
+	"github.com/metrue/fx/pkg/spinner"
+	"github.com/metrue/fx/types"
+)
+
+// Build image
+func Build(ctx context.Contexter) (err error) {
+	const task = "building"
+	spinner.Start(task)
+	defer func() {
+		spinner.Stop(task, err)
+	}()
+
+	cli := ctx.GetCliContext()
+	name := cli.String("name")
+	fn := ctx.Get("fn").(types.Func)
+	docker := ctx.Get("docker").(containerruntimes.ContainerRuntime)
+	workdir := fmt.Sprintf("/tmp/fx-%d", time.Now().Unix())
+	defer os.RemoveAll(workdir)
+
+	if err := packer.PackIntoDir(fn, workdir); err != nil {
+		return err
+	}
+	if err := docker.BuildImage(ctx.GetContext(), workdir, name); err != nil {
+		return err
+	}
+
+	nameWithTag := name + ":latest"
+	if err := docker.TagImage(ctx.GetContext(), name, nameWithTag); err != nil {
+		return err
+	}
+	ctx.Set("image", nameWithTag)
+
+	if os.Getenv("K3S") != "" {
+		name := cli.String("name")
+		username := os.Getenv("DOCKER_USERNAME")
+		password := os.Getenv("DOCKER_PASSWORD")
+		if username != "" && password != "" {
+			if _, err := docker.PushImage(ctx.GetContext(), name); err != nil {
+				return err
+			}
+			ctx.Set("image", username+"/"+name)
+		}
+	}
+	return nil
+}

middlewares/load_config.go

@@ -0,0 +1,16 @@
+package middlewares
+
+import (
+	"github.com/metrue/fx/config"
+	"github.com/metrue/fx/context"
+)
+
+// LoadConfig load default config
+func LoadConfig(ctx context.Contexter) error {
+	config, err := config.LoadDefault()
+	if err != nil {
+		return err
+	}
+	ctx.Set("config", config)
+	return nil
+}

middlewares/parse.go

@@ -0,0 +1,40 @@
+package middlewares
+
+import (
+	"io/ioutil"
+
+	"github.com/metrue/fx/context"
+	"github.com/metrue/fx/pkg/spinner"
+	"github.com/metrue/fx/types"
+	"github.com/metrue/fx/utils"
+	"github.com/pkg/errors"
+)
+
+// Parse parse input
+func Parse(ctx context.Contexter) (err error) {
+	const task = "parsing"
+	spinner.Start(task)
+	defer func() {
+		spinner.Stop(task, err)
+	}()
+
+	cli := ctx.GetCliContext()
+	funcFile := cli.Args().First()
+	lang := utils.GetLangFromFileName(funcFile)
+	body, err := ioutil.ReadFile(funcFile)
+	if err != nil {
+		return errors.Wrap(err, "read source failed")
+	}
+	fn := types.Func{
+		Language: lang,
+		Source:   string(body),
+	}
+	ctx.Set("fn", fn)
+
+	name := cli.String("name")
+	ctx.Set("name", name)
+	port := cli.Int("port")
+	ctx.Set("port", port)
+
+	return nil
+}

middlewares/setup.go

@@ -1,49 +1,60 @@
 package middlewares
 
 import (
+	"fmt"
 	"os"
 
+	"github.com/metrue/fx/config"
 	"github.com/metrue/fx/constants"
-	containerruntimes "github.com/metrue/fx/container_runtimes"
 	dockerHTTP "github.com/metrue/fx/container_runtimes/docker/http"
-	dockerSDK "github.com/metrue/fx/container_runtimes/docker/sdk"
 	"github.com/metrue/fx/context"
 	"github.com/metrue/fx/deploy"
 	dockerDeployer "github.com/metrue/fx/deploy/docker"
-	k8sDeployer "github.com/metrue/fx/deploy/kubernetes"
+	k3sDeployer "github.com/metrue/fx/deploy/k3s"
+	k8sDeployer "github.com/metrue/fx/deploy/k8s"
+	"github.com/metrue/fx/pkg/spinner"
 )
 
 // Setup create k8s or docker cli
-func Setup(ctx *context.Context) (err error) {
-	var deployer deploy.Deployer
-	if os.Getenv("KUBECONFIG") != "" {
-		deployer, err = k8sDeployer.Create()
-		if err != nil {
-			return err
-		}
-	} else {
-		deployer, err = dockerDeployer.CreateClient(ctx.Context)
-		if err != nil {
-			return err
-		}
-	}
-	ctx.Set("deployer", deployer)
+func Setup(ctx context.Contexter) (err error) {
+	const task = "setup"
+	spinner.Start(task)
+	defer func() {
+		spinner.Stop(task, err)
+	}()
 
-	host := os.Getenv("DOCKER_REMOTE_HOST_ADDR")
-	user := os.Getenv("DOCKER_REMOTE_HOST_USER")
-	var docker containerruntimes.ContainerRuntime
-	if host != "" && user != "" {
-		docker, err = dockerHTTP.Create(host, constants.AgentPort)
+	fxConfig := ctx.Get("config").(*config.Config)
+	cloud := fxConfig.Clouds[fxConfig.CurrentCloud]
+
+	var deployer deploy.Deployer
+	if cloud["type"] == config.CloudTypeDocker {
+		docker, err := dockerHTTP.Create(cloud["host"], constants.AgentPort)
 		if err != nil {
 			return err
 		}
+		// TODO should clean up, but it needed in middlewares.Build
+		ctx.Set("docker", docker)
+		deployer, err = dockerDeployer.CreateClient(docker)
+		if err != nil {
+			return err
+		}
+	} else if cloud["type"] == config.CloudTypeK8S {
+		if os.Getenv("K3S") != "" {
+			deployer, err = k3sDeployer.Create(cloud["kubeconfig"])
+			if err != nil {
+				return err
+			}
+		} else if os.Getenv("KUBECONFIG") != "" {
+			deployer, err = k8sDeployer.Create(cloud["kubeconfig"])
+			if err != nil {
+				return err
+			}
+		}
 	} else {
-		docker, err = dockerSDK.CreateClient(ctx)
-		if err != nil {
-			return err
-		}
+		return fmt.Errorf("unsupport cloud type %s, please make sure you config is correct", cloud["type"])
 	}
-	ctx.Set("docker", docker)
+
+	ctx.Set("deployer", deployer)
 
 	return nil
 }

pkg/command/command.go

@@ -1,6 +1,8 @@
 package command
 
 import (
+	"bufio"
+	"bytes"
 	"os/exec"
 	"strings"
 
@@ -24,8 +26,13 @@ func NewRemoteRunner(sshClient ssh.Client) *RemoteRunner {
 
 // Run script on remote host
 func (r *RemoteRunner) Run(script string) ([]byte, error) {
-	stdout, stderr, err := r.sshClient.RunCommand(script)
-	output := string(stdout) + string(stderr)
+	var outPipe bytes.Buffer
+	var errPipe bytes.Buffer
+	err := r.sshClient.RunCommand(script, ssh.CommandOptions{
+		Stdout: bufio.NewWriter(&outPipe),
+		Stderr: bufio.NewWriter(&errPipe),
+	})
+	output := outPipe.String() + errPipe.String()
 	return []byte(output), err
 }
 

pkg/render/render.go

@@ -0,0 +1,27 @@
+package render
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/metrue/fx/types"
+	"github.com/olekukonko/tablewriter"
+)
+
+// Table output services as table format
+func Table(services []types.Service) {
+	data := [][]string{}
+	for _, s := range services {
+		col := []string{
+			s.ID,
+			s.Name,
+			fmt.Sprintf("%s:%d", s.Host, +s.Port),
+		}
+		data = append(data, col)
+	}
+
+	table := tablewriter.NewWriter(os.Stdout)
+	table.SetHeader([]string{"ID", "Name", "Endpoint"})
+	table.AppendBulk(data)
+	table.Render()
+}

pkg/render/render_test.go

@@ -0,0 +1,19 @@
+package render
+
+import (
+	"testing"
+
+	"github.com/metrue/fx/types"
+)
+
+func TestTable(t *testing.T) {
+	services := []types.Service{
+		types.Service{
+			ID:   "id-1",
+			Name: "name-1",
+			Host: "127.0.0.1",
+			Port: 1000,
+		},
+	}
+	Table(services)
+}

pkg/spinner/spiner.go

@@ -0,0 +1,49 @@
+package spinner
+
+import (
+	"fmt"
+	"math/rand"
+	"time"
+
+	"github.com/briandowns/spinner"
+	aurora "github.com/logrusorgru/aurora"
+)
+
+var s *spinner.Spinner
+
+func init() {
+	style := spinner.CharSets[36]
+	interval := 100 * time.Millisecond
+	s = spinner.New(style, interval)
+}
+
+// Start spinner
+func Start(task string) {
+	colors := []string{
+		"red",
+		"green",
+		"yellow",
+		"blue",
+		"magenta",
+		"cyan",
+		"white",
+	}
+
+	rand.Seed(time.Now().UnixNano())
+	// nolint
+	s.Color(colors[rand.Intn(len(colors))])
+	s.Prefix = task + " "
+	if s.Active() {
+		s.Restart()
+	} else {
+		s.Start()
+	}
+}
+
+// Stop spinner
+func Stop(task string, err error) {
+	if err != nil {
+		fmt.Println(aurora.Red("\u2717"))
+	}
+	s.Stop()
+}

pkg/spinner/spiner_test.go

@@ -0,0 +1,20 @@
+package spinner
+
+import (
+	"fmt"
+	"testing"
+	"time"
+)
+
+func TestSpinner(t *testing.T) {
+	t.Run("failure", func(t *testing.T) {
+		Start("task 2")
+		time.Sleep(1 * time.Second)
+		Stop("task 2", fmt.Errorf("error happened"))
+	})
+	t.Run("success", func(t *testing.T) {
+		Start("task 1")
+		time.Sleep(1 * time.Second)
+		Stop("task 1", nil)
+	})
+}

scripts/provision.sh

@@ -5,7 +5,8 @@ sudo apt-get remove -y docker docker-engine docker.io containerd runc
 apt-get update -y
 sudo apt-get install -y apt-transport-https ca-certificates curl software-properties-common lsb-core curl
 curl -fsSL https://download.docker.com/linux/ubuntu/gpg | apt-key add -
-sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu \$(lsb_release -cs) stable"
+sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 7EA0A9C3F273FCD8
+sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
 sudo apt-get update -y
 sudo apt-get install -y docker-ce
 

scripts/test_cli.sh

@@ -29,9 +29,14 @@ export_image() {
 # main
 # clean up
 # docker stop fx-agent || true && docker rm fx-agent || true
+if [[ "$DOCKER_REMOTE_HOST_ADDR" != "" ]];then
+  cloud_name='fx-remote-docker-host'
+  $fx infra create --name ${cloud_name} --type docker --host ${DOCKER_REMOTE_HOST_USER}@${DOCKER_REMOTE_HOST_ADDR}
+  $fx use ${cloud_name}
+fi
 
 port=20000
-for lang in 'js' 'rb' 'py' 'go' 'php' 'java' 'd'; do
+for lang in ${1}; do
   run $lang $port
   ((port++))
 

scripts/test_k3s_infra.sh

@@ -0,0 +1,9 @@
+#!/bin/bash
+set -e
+
+master_ip=$(multipass list | tail -3 | grep k3s-master | awk -F' '  '{print $3}')
+agent_1_ip=$(multipass list | tail -3 | grep k3s-worker1 | awk -F' '  '{print $3}')
+agent_2_ip=$(multipass list | tail -3 | grep k3s-worker2 | awk -F' '  '{print $3}')
+user="multipass"
+echo SSH_KEY_FILE=./test/id_rsa ./build/fx infra create -name k3s-test-cloud -t k3s --master ${user}@${master_ip}  #--agents ${user}@${agent_1_ip},${user}@${agent_2_ip}
+SSH_KEY_FILE=./test/id_rsa ./build/fx infra create -name k3s-test-cloud -t k3s --master ${user}@${master_ip}  #--agents ${user}@${agent_1_ip},${user}@${agent_2_ip}

test/Dockerfile

@@ -0,0 +1,17 @@
+FROM ubuntu:16.04
+
+RUN apt-get update && apt-get install -y openssh-server curl
+RUN mkdir -p ~/.ssh
+RUN echo 'ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDPVROluD9aW8YEsHiMefr0Yk70TzMJ+yRXkTN0DSDQje6fycffZaxI4vb5JO/tfXkTQCg+uo3t9YVQU3ceFAPpnznCnCr3jnOo7s2BqV5zDRjIW/fG3MLuVyZKvecA5RDIj2WLfvlsev+J6LI/Q/kMr9i8dI9BHp5B3u8Nv3sePEzKU9YRnTd/UTbSdAHKqfpGhgwZEI00q3iiP6f5DKVXZ4b7ZVEsV3cPVrRskurYClSMd32/yaJ+68mFlpwTKI/aq7tZBd5lLsAsd2IxshGE23g4bU04GeeJ76tFT7BvDyL8woshECisRHSdEsdlY9MXIcC/a4hIV4baHXJDkFrf minghe@oldmac.local' >> ~/.ssh/authorized_keys
+RUN mkdir /var/run/sshd
+RUN echo 'root:THEPASSWORDYOUCREATED' | chpasswd
+RUN sed -i 's/PermitRootLogin prohibit-password/PermitRootLogin yes/' /etc/ssh/sshd_config
+
+# SSH login fix. Otherwise user is kicked off after login
+RUN sed 's@session\s*required\s*pam_loginuid.so@session optional pam_loginuid.so@g' -i /etc/pam.d/sshd
+
+ENV NOTVISIBLE "in users profile"
+RUN echo "export VISIBLE=now" >> /etc/profile
+
+EXPOSE 22
+CMD ["/usr/sbin/sshd", "-D"]

test/id_rsa

@@ -0,0 +1,27 @@
+-----BEGIN OPENSSH PRIVATE KEY-----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+-----END OPENSSH PRIVATE KEY-----

test/id_rsa.pub

@@ -0,0 +1 @@
+ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDPVROluD9aW8YEsHiMefr0Yk70TzMJ+yRXkTN0DSDQje6fycffZaxI4vb5JO/tfXkTQCg+uo3t9YVQU3ceFAPpnznCnCr3jnOo7s2BqV5zDRjIW/fG3MLuVyZKvecA5RDIj2WLfvlsev+J6LI/Q/kMr9i8dI9BHp5B3u8Nv3sePEzKU9YRnTd/UTbSdAHKqfpGhgwZEI00q3iiP6f5DKVXZ4b7ZVEsV3cPVrRskurYClSMd32/yaJ+68mFlpwTKI/aq7tZBd5lLsAsd2IxshGE23g4bU04GeeJ76tFT7BvDyL8woshECisRHSdEsdlY9MXIcC/a4hIV4baHXJDkFrf minghe@oldmac.local

test/k3s/ssh-cloud-init.yaml

@@ -0,0 +1,6 @@
+#cloud-config
+
+# add each entry to ~/.ssh/authorized_keys for the configured user or the
+# first user defined in the user definition directive.
+ssh_authorized_keys:
+  - ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDPVROluD9aW8YEsHiMefr0Yk70TzMJ+yRXkTN0DSDQje6fycffZaxI4vb5JO/tfXkTQCg+uo3t9YVQU3ceFAPpnznCnCr3jnOo7s2BqV5zDRjIW/fG3MLuVyZKvecA5RDIj2WLfvlsev+J6LI/Q/kMr9i8dI9BHp5B3u8Nv3sePEzKU9YRnTd/UTbSdAHKqfpGhgwZEI00q3iiP6f5DKVXZ4b7ZVEsV3cPVrRskurYClSMd32/yaJ+68mFlpwTKI/aq7tZBd5lLsAsd2IxshGE23g4bU04GeeJ76tFT7BvDyL8woshECisRHSdEsdlY9MXIcC/a4hIV4baHXJDkFrf minghe@oldmac.local