Start adding wrapper commands

cmd/selfupdate.go

@@ -8,8 +8,8 @@ import (
 	"log"
 	"net/http"
 	"os"
-	"runtime"
 	"path/filepath"
+	"runtime"
 )
 
 const UpdateUrl = "https://api.github.com/repos/LastCallMedia/vagabond/releases"
@@ -26,7 +26,7 @@ func runSelfUpdate(ctx *cli.Context) {
 		log.Fatalf("Unable to fetch release data")
 	}
 	filename := "vagabond_" + runtime.GOOS + "_" + runtime.GOARCH
-	asset, found := searchAssets(release.Assets, filename)
+	asset, found := assetSearch(release.Assets, filename)
 	if !found {
 		log.Fatal("Unable to find a release asset for this OS and architecture")
 	}
@@ -54,7 +54,7 @@ func getRelease(version string) (release *github.RepositoryRelease, err error) {
 	return
 }
 
-func searchAssets(assets []github.ReleaseAsset, filename string) (asset github.ReleaseAsset, found bool) {
+func assetSearch(assets []github.ReleaseAsset, filename string) (asset github.ReleaseAsset, found bool) {
 	found = false
 	for _, potentialAsset := range assets {
 		if *potentialAsset.Name == filename {

cmd/wrappers.go

@@ -0,0 +1,78 @@
+package cmd
+
+import (
+	"fmt"
+	"github.com/codegangsta/cli"
+	"os"
+	"os/exec"
+)
+
+var CmdUp = cli.Command{
+	Name:  "up",
+	Usage: "Start one or more docker containers",
+	Action: func(ctx *cli.Context) {
+		args := []string{"up", "-d"}
+		args = append(args, ctx.Args()...)
+
+		_ = pipeCommand("docker-compose", args...)
+	},
+}
+
+var CmdDestroy = cli.Command{
+	Name:  "destroy",
+	Usage: "Remove one or more docker containers",
+	Action: func(ctx *cli.Context) {
+		args := []string{"rm"}
+		args = append(args, ctx.Args()...)
+		_ = pipeCommand("docker-compose", args...)
+	},
+}
+
+var CmdHalt = cli.Command{
+	Name:  "halt",
+	Usage: "Stop one or more docker containers",
+	Action: func(ctx *cli.Context) {
+		args := []string{"stop"}
+		args = append(args, ctx.Args()...)
+		_ = pipeCommand("docker-compose", args...)
+	},
+}
+
+var CmdSsh = cli.Command{
+	Name:  "ssh",
+	Usage: "Shell into a running docker container",
+	Action: func(ctx *cli.Context) {
+		args := []string{"docker", "exec", "-it"}
+		for _, i := range ctx.Args() {
+			args = append(args, fmt.Sprintf("$(docker-compose ps -q %s)", i))
+		}
+		args = append(args, "/bin/bash")
+
+		fmt.Printf("running: %s\n", sliceToString(args))
+		cmd := exec.Command("bash", "-c", sliceToString(args))
+		cmd.Stdout = os.Stdout
+		cmd.Stderr = os.Stderr
+		cmd.Stdin = os.Stdin
+		cmd.Run()
+	},
+}
+
+func sliceToString(slice []string) string {
+	parts := ""
+	for _, i := range slice {
+		parts += fmt.Sprintf(" %s", i)
+	}
+	return parts
+}
+
+func pipeCommand(name string, arg ...string) error {
+	parts := name + sliceToString(arg)
+	fmt.Printf("running %s\n", parts)
+
+	cmd := exec.Command(name, arg...)
+	cmd.Stdout = os.Stdout
+	cmd.Stdin = os.Stdin
+	cmd.Stderr = os.Stderr
+	err := cmd.Run()
+	return err
+}

vagabond.go

@@ -18,6 +18,11 @@ func main() {
 		cmd.CmdSetup,
 		cmd.CmdDiagnose,
 		cmd.CmdSelfUpdate,
+
+		cmd.CmdUp,
+		cmd.CmdDestroy,
+		cmd.CmdHalt,
+		cmd.CmdSsh,
 	}
 	app.Run(os.Args)
 }