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fn: size restricted tmpfs /tmp and read-only / support (#1012)

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* fn: size restricted tmpfs /tmp and read-only / support

*) read-only Root Fs Support
*) removed CPUShares from docker API. This was unused.
*) docker.Prepare() refactoring
*) added docker.configureTmpFs() for size limited tmpfs on /tmp
*) tmpfs size support in routes and resource tracker
*) fix fn-test-utils to handle sparse files better in create file

* test typo fix
This commit is contained in:
Tolga Ceylan
2018-05-25 14:12:29 -07:00
committed by GitHub
parent 71dbf9fa57
commit 9584643142
15 changed files with 339 additions and 78 deletions
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27
api/datastore/sql/migrations/14_add_tmpfs_size_route.go Normal file
View File

@@ -0,0 +1,27 @@
package migrations
import (
"context"
"github.com/fnproject/fn/api/datastore/sql/migratex"
"github.com/jmoiron/sqlx"
)
func up14(ctx context.Context, tx *sqlx.Tx) error {
_, err := tx.ExecContext(ctx, "ALTER TABLE routes ADD tmpfs_size int;")
return err
}
func down14(ctx context.Context, tx *sqlx.Tx) error {
_, err := tx.ExecContext(ctx, "ALTER TABLE routes DROP COLUMN tmpfs_size;")
return err
}
func init() {
Migrations = append(Migrations, &migratex.MigFields{
VersionFunc: vfunc(14),
UpFunc: up14,
DownFunc: down14,
})
}

6
api/datastore/sql/sql.go
View File

@@ -48,6 +48,7 @@ var tables = [...]string{`CREATE TABLE IF NOT EXISTS routes (
cpus int,
timeout int NOT NULL,
idle_timeout int NOT NULL,
tmpfs_size int,
type varchar(16) NOT NULL,
headers text NOT NULL,
config text NOT NULL,
@@ -88,7 +89,7 @@ var tables = [...]string{`CREATE TABLE IF NOT EXISTS routes (
}
const (
routeSelector = `SELECT app_id, path, image, format, memory, type, cpus, timeout, idle_timeout, headers, config, annotations, created_at, updated_at FROM routes`
routeSelector = `SELECT app_id, path, image, format, memory, type, cpus, timeout, idle_timeout, tmpfs_size, headers, config, annotations, created_at, updated_at FROM routes`
callSelector = `SELECT id, created_at, started_at, completed_at, status, app_id, path, stats, error FROM calls`
appIDSelector = `SELECT id, name, config, annotations, syslog_url, created_at, updated_at FROM apps WHERE id=?`
ensureAppSelector = `SELECT id FROM apps WHERE name=?`
@@ -523,6 +524,7 @@ func (ds *sqlStore) InsertRoute(ctx context.Context, route *models.Route) (*mode
type,
timeout,
idle_timeout,
tmpfs_size,
headers,
config,
annotations,
@@ -539,6 +541,7 @@ func (ds *sqlStore) InsertRoute(ctx context.Context, route *models.Route) (*mode
:type,
:timeout,
:idle_timeout,
:tmpfs_size,
:headers,
:config,
:annotations,
@@ -581,6 +584,7 @@ func (ds *sqlStore) UpdateRoute(ctx context.Context, newroute *models.Route) (*m
type = :type,
timeout = :timeout,
idle_timeout = :idle_timeout,
tmpfs_size = :tmpfs_size,
headers = :headers,
config = :config,
annotations = :annotations,