83 lines
2.1 KiB
Go
83 lines
2.1 KiB
Go
package middlewares
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import (
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"fmt"
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"os"
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"time"
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"github.com/metrue/fx/bundle"
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"github.com/metrue/fx/constants"
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dockerHTTP "github.com/metrue/fx/container_runtimes/docker/http"
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"github.com/metrue/fx/context"
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"github.com/metrue/fx/hook"
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"github.com/metrue/fx/packer"
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"github.com/metrue/fx/pkg/spinner"
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"github.com/metrue/fx/utils"
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)
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// Build image
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func Build(ctx context.Contexter) (err error) {
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const task = "building"
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spinner.Start(task)
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defer func() {
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spinner.Stop(task, err)
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}()
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workdir := fmt.Sprintf("/tmp/fx-%d", time.Now().Unix())
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if err := utils.EnsureDir(workdir); err != nil {
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return err
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}
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defer os.RemoveAll(workdir)
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// Cases supports
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// 1. a single file function
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// fx up func.js
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// 2. a directory with Docker in it
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// fx up ./func/
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// 3. a directory without Dockerfile in it, but has fx handle function file
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// 4. a fx handlefunction file and its dependencies files or/and directory
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// fx up func.js helper.js ./lib/
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// When only one directory given and there is a Dockerfile in given directory, treat it as a containerized project and skip packing
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fn := ctx.Get("fn").(string)
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deps := ctx.Get("deps").([]string)
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language := ctx.Get("language").(string)
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host := ctx.Get("host").(string)
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kubeconf := ctx.Get("kubeconf").(string)
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name := fmt.Sprintf("%s-%s", ctx.Get("name").(string), time.Now().Format("20060102150405"))
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if err := bundle.Bundle(workdir, language, fn, deps...); err != nil {
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return err
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}
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if err := hook.RunBeforeBuildHook(workdir); err != nil {
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return err
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}
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if host != "" {
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// TODO port should be configurable
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docker, err := dockerHTTP.Create(host, constants.AgentPort)
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if err != nil {
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return err
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}
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if err := docker.BuildImage(ctx.GetContext(), workdir, name); err != nil {
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return err
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}
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nameWithTag := fmt.Sprintf("%s:latest", name)
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if err := docker.TagImage(ctx.GetContext(), name, nameWithTag); err != nil {
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return err
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}
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ctx.Set("image", nameWithTag)
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}
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if kubeconf != "" {
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data, err := packer.PackIntoK8SConfigMapFile(workdir)
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if err != nil {
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return err
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}
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ctx.Set("data", data)
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}
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return nil
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}
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