initial helmfile impl

main.go

@@ -0,0 +1,164 @@
+package main
+
+import (
+	"fmt"
+	"io"
+	"log"
+	"os"
+	"strings"
+
+	"github.com/roboll/helmfile/helmexec"
+	"github.com/roboll/helmfile/state"
+	"github.com/urfave/cli"
+)
+
+const (
+	helmfile = "charts.yaml"
+)
+
+func main() {
+
+	app := cli.NewApp()
+	app.Name = "helmfile"
+	app.Usage = ""
+	app.Flags = []cli.Flag{
+		cli.StringFlag{
+			Name:  "file, f",
+			Value: helmfile,
+			Usage: "load config from `FILE`",
+		},
+		cli.BoolFlag{
+			Name:  "quiet, q",
+			Usage: "silence output",
+		},
+	}
+
+	app.Commands = []cli.Command{
+		{
+			Name:  "repos",
+			Usage: "sync repositories from state file",
+			Flags: []cli.Flag{
+				cli.StringFlag{
+					Name:  "args",
+					Value: "",
+					Usage: "pass args to helm exec",
+				},
+			},
+			Action: func(c *cli.Context) error {
+				state, helm, err := before(c)
+				if err != nil {
+					return err
+				}
+
+				args := c.String("args")
+				if len(args) > 0 {
+					helm.SetExtraArgs(strings.Split(args, " ")...)
+				}
+
+				if errs := state.SyncRepos(helm); err != nil && len(errs) > 0 {
+					for _, err := range errs {
+						fmt.Printf("err: %s", err.Error())
+					}
+					os.Exit(1)
+				}
+				return nil
+			},
+		},
+		{
+			Name:  "charts",
+			Usage: "sync charts from state file",
+			Flags: []cli.Flag{
+				cli.StringFlag{
+					Name:  "args",
+					Value: "",
+					Usage: "pass args to helm exec",
+				},
+			},
+			Action: func(c *cli.Context) error {
+				state, helm, err := before(c)
+				if err != nil {
+					return err
+				}
+
+				args := c.String("args")
+				if len(args) > 0 {
+					helm.SetExtraArgs(strings.Split(args, " ")...)
+				}
+
+				if errs := state.SyncCharts(helm); err != nil && len(errs) > 0 {
+					for _, err := range errs {
+						fmt.Printf("err: %s", err.Error())
+					}
+					os.Exit(1)
+				}
+				return nil
+			},
+		},
+		{
+			Name:  "sync",
+			Usage: "sync all resources from state file",
+			Action: func(c *cli.Context) error {
+				state, helm, err := before(c)
+				if err != nil {
+					return err
+				}
+
+				if errs := state.SyncRepos(helm); err != nil && len(errs) > 0 {
+					for _, err := range errs {
+						fmt.Printf("err: %s", err.Error())
+					}
+					os.Exit(1)
+				}
+
+				if errs := state.SyncCharts(helm); err != nil && len(errs) > 0 {
+					for _, err := range errs {
+						fmt.Printf("err: %s", err.Error())
+					}
+					os.Exit(1)
+				}
+				return nil
+			},
+		},
+		{
+			Name:  "delete",
+			Usage: "delete charts from state file",
+			Action: func(c *cli.Context) error {
+				state, helm, err := before(c)
+				if err != nil {
+					return err
+				}
+
+				if errs := state.DeleteCharts(helm); err != nil && len(errs) > 0 {
+					for _, err := range errs {
+						fmt.Printf("err: %s", err.Error())
+					}
+					os.Exit(1)
+				}
+				return nil
+			},
+		},
+	}
+
+	err := app.Run(os.Args)
+	if err != nil {
+		log.Printf("err: %s", err.Error())
+		os.Exit(1)
+	}
+}
+
+func before(c *cli.Context) (*state.HelmState, helmexec.Interface, error) {
+	file := c.GlobalString("file")
+	quiet := c.GlobalBool("quiet")
+
+	state, err := state.ReadFromFile(file)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	var writer io.Writer
+	if !quiet {
+		writer = os.Stdout
+	}
+
+	return state, helmexec.NewHelmExec(writer), nil
+}