Replace api cli with grpc cli
Signed-off-by: Michael Crosby <crosbymichael@gmail.com>
This commit is contained in:
Michael Crosby
parent
2b108580fb
commit
11c27935d0
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@ -1,121 +0,0 @@
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package main
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import (
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"fmt"
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"os"
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"text/tabwriter"
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"google.golang.org/grpc"
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"github.com/Sirupsen/logrus"
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"github.com/codegangsta/cli"
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"github.com/docker/containerd/api/grpc/types"
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netcontext "golang.org/x/net/context"
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)
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// TODO: parse flags and pass opts
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func getClient() types.APIClient {
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conn, err := grpc.Dial("localhost:8888", grpc.WithInsecure())
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if err != nil {
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fatal(err.Error(), 1)
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}
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return types.NewAPIClient(conn)
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}
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var ContainersCommand = cli.Command{
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Name: "containers",
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Usage: "interact with running containers",
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Subcommands: []cli.Command{
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StartCommand,
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ListCommand,
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KillCommand,
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},
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Action: listContainers,
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}
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var ListCommand = cli.Command{
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Name: "list",
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Usage: "list all running containers",
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Action: listContainers,
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}
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func listContainers(context *cli.Context) {
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cli := getClient()
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resp, err := cli.State(netcontext.Background(), &types.StateRequest{})
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if err != nil {
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fatal(err.Error(), 1)
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}
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w := tabwriter.NewWriter(os.Stdout, 20, 1, 3, ' ', 0)
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fmt.Fprint(w, "ID\tPATH\tSTATUS\n")
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for _, c := range resp.Containers {
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fmt.Fprintf(w, "%s\t%s\t%s\n", c.Id, c.BundlePath, c.Status)
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}
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if err := w.Flush(); err != nil {
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logrus.Fatal(err)
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}
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}
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var StartCommand = cli.Command{
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Name: "start",
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Usage: "start a container",
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Flags: []cli.Flag{
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cli.StringFlag{
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Name: "id",
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Value: "",
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Usage: "id of the container",
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},
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cli.StringFlag{
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Name: "checkpoint,c",
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Value: "",
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Usage: "checkpoint to start the container from",
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},
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},
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Action: func(context *cli.Context) {
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path := context.Args().First()
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if path == "" {
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fatal("bundle path cannot be empty", 1)
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}
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id := context.String("id")
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if id == "" {
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fatal("container id cannot be empty", 1)
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}
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c := getClient()
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if _, err := c.CreateContainer(netcontext.Background(), &types.CreateContainerRequest{
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Id: id,
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BundlePath: path,
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Checkpoint: context.String("checkpoint"),
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}); err != nil {
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fatal(err.Error(), 1)
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}
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},
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}
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var KillCommand = cli.Command{
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Name: "kill",
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Usage: "send a signal to a container or it's processes",
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Flags: []cli.Flag{
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cli.IntFlag{
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Name: "pid,p",
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Usage: "pid of the process to signal within the container",
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},
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cli.IntFlag{
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Name: "signal,s",
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Value: 15,
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Usage: "signal to send to the container",
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},
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},
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Action: func(context *cli.Context) {
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id := context.Args().First()
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if id == "" {
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fatal("container id cannot be empty", 1)
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}
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c := getClient()
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if _, err := c.Signal(netcontext.Background(), &types.SignalRequest{
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Id: id,
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Pid: uint32(context.Int("pid")),
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Signal: uint32(context.Int("signal")),
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}); err != nil {
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fatal(err.Error(), 1)
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}
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},
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}
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@ -1,53 +0,0 @@
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package main
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import (
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"fmt"
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"os"
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"github.com/Sirupsen/logrus"
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"github.com/codegangsta/cli"
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"github.com/docker/containerd"
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)
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const Usage = `High performance conatiner daemon controller`
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func main() {
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app := cli.NewApp()
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app.Name = "ctr"
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app.Version = containerd.Version
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app.Usage = Usage
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app.Authors = []cli.Author{
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{
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Name: "@crosbymichael",
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Email: "crosbymichael@gmail.com",
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},
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}
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app.Flags = []cli.Flag{
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cli.BoolFlag{
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Name: "debug",
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Usage: "enable debug output in the logs",
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},
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cli.StringFlag{
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Name: "addr",
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Value: "http://localhost:8888",
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Usage: "address to the containerd api",
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},
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}
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app.Commands = []cli.Command{
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ContainersCommand,
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}
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app.Before = func(context *cli.Context) error {
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if context.GlobalBool("debug") {
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logrus.SetLevel(logrus.DebugLevel)
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}
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return nil
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}
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if err := app.Run(os.Args); err != nil {
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logrus.Fatal(err)
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}
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}
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func fatal(err string, code int) {
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fmt.Fprintf(os.Stderr, "[ctr] %s", err)
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os.Exit(code)
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}
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@ -7,9 +7,20 @@ import (
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"github.com/Sirupsen/logrus"
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"github.com/codegangsta/cli"
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"github.com/docker/containerd/api/v1"
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"github.com/docker/containerd/api/grpc/types"
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netcontext "golang.org/x/net/context"
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"google.golang.org/grpc"
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)
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// TODO: parse flags and pass opts
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func getClient() types.APIClient {
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conn, err := grpc.Dial("localhost:8888", grpc.WithInsecure())
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if err != nil {
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fatal(err.Error(), 1)
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}
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return types.NewAPIClient(conn)
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}
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var ContainersCommand = cli.Command{
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Name: "containers",
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Usage: "interact with running containers",
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@ -28,15 +39,15 @@ var ListCommand = cli.Command{
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}
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func listContainers(context *cli.Context) {
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c := v1.NewClient(context.GlobalString("addr"))
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containers, err := c.State()
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cli := getClient()
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resp, err := cli.State(netcontext.Background(), &types.StateRequest{})
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if err != nil {
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fatal(err.Error(), 1)
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}
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w := tabwriter.NewWriter(os.Stdout, 20, 1, 3, ' ', 0)
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fmt.Fprint(w, "ID\tPATH\tSTATUS\n")
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for _, c := range containers {
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fmt.Fprintf(w, "%s\t%s\t%s\n", c.ID, c.BundlePath, c.State.Status)
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for _, c := range resp.Containers {
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fmt.Fprintf(w, "%s\t%s\t%s\n", c.Id, c.BundlePath, c.Status)
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}
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if err := w.Flush(); err != nil {
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logrus.Fatal(err)
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@ -67,9 +78,10 @@ var StartCommand = cli.Command{
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if id == "" {
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fatal("container id cannot be empty", 1)
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}
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c := v1.NewClient(context.GlobalString("addr"))
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if err := c.Start(id, v1.StartOpts{
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Path: path,
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c := getClient()
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if _, err := c.CreateContainer(netcontext.Background(), &types.CreateContainerRequest{
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Id: id,
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BundlePath: path,
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Checkpoint: context.String("checkpoint"),
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}); err != nil {
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fatal(err.Error(), 1)
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@ -96,8 +108,12 @@ var KillCommand = cli.Command{
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if id == "" {
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fatal("container id cannot be empty", 1)
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}
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c := v1.NewClient(context.GlobalString("addr"))
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if err := c.SignalProcess(id, context.Int("pid"), context.Int("signal")); err != nil {
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c := getClient()
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if _, err := c.Signal(netcontext.Background(), &types.SignalRequest{
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Id: id,
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Pid: uint32(context.Int("pid")),
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Signal: uint32(context.Int("signal")),
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}); err != nil {
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fatal(err.Error(), 1)
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}
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},
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