coop-cloud/abra
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abra
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feat: finish app run command
continuous-integration/drone/push Build is passing Details

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decentral1se 2021-08-29 21:20:21 +02:00
parent 8cc691ab52
commit 440911f983
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GPG Key ID: 5E2EF5A63E3718CC
6 changed files with 44 additions and 114 deletions
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2
TODO.md
View File

@ -24,7 +24,7 @@
- [x] `ps`
- [x] `restore`
- [x] `rm`
- [ ] `run` (WIP: decentral1se)
- [x] `run`
- [ ] `rollback`
- [ ] `secret`
- [ ] `generate`

60
cli/app/run.go
View File

@ -7,7 +7,9 @@ import (
"coopcloud.tech/abra/cli/internal"
"coopcloud.tech/abra/client"
"coopcloud.tech/abra/client/container"
"coopcloud.tech/abra/config"
"github.com/docker/cli/cli/command"
"github.com/docker/docker/api/types"
"github.com/docker/docker/api/types/filters"
"github.com/sirupsen/logrus"
@ -77,13 +79,14 @@ var appRunCommand = &cli.Command{
cmd := c.Args().Slice()[2:]
execCreateOpts := types.ExecConfig{
//AttachStderr: true,
AttachStdin: true,
//AttachStdout: true,
Cmd: cmd,
Detach: false,
Tty: true,
AttachStderr: true,
AttachStdin: true,
AttachStdout: true,
Cmd: cmd,
Detach: false,
Tty: true,
}
if user != "" {
execCreateOpts.User = user
}
@ -91,40 +94,19 @@ var appRunCommand = &cli.Command{
execCreateOpts.Tty = false
}
// container := containers[0]
// idResp, err := cl.ContainerExecCreate(ctx, container.ID, execCreateOpts)
// if err != nil {
// logrus.Fatal(err)
// }
// FIXME: an absolutely monumental hack to instantiate another command-line
// client withing our command-line client so that we pass something down
// the tubes that satisfies the necessary interface requirements. We should
// refactor our vendored container code to not require all this cruft. For
// now, It Works.
dcli, err := command.NewDockerCli()
if err != nil {
logrus.Fatal(err)
}
// execAttachOpts := types.ExecStartCheck{Detach: false, Tty: true}
// hResp, err := cl.ContainerExecAttach(ctx, idResp.ID, execAttachOpts)
// if err != nil {
// logrus.Fatal(err)
// }
// defer hResp.Close()
// var outBuf, errBuf bytes.Buffer
// outputDone := make(chan error)
// go func() {
// _, err = stdcopy.StdCopy(&outBuf, &errBuf, hResp.Reader)
// outputDone <- err
// }()
// select {
// case err := <-outputDone:
// if err != nil {
// logrus.Fatal(err)
// }
// break
// case <-ctx.Done():
// break
// }
// iresp, err := cl.ContainerExecInspect(ctx, idResp.ID)
// if err != nil {
// logrus.Fatal(err)
// }
if err := container.RunExec(dcli, cl, containers[0].ID, &execCreateOpts); err != nil {
logrus.Fatal(err)
}
return nil
},

71
client/container/exec.go
View File

@ -8,41 +8,19 @@ import (
"github.com/docker/cli/cli"
"github.com/docker/cli/cli/command"
"github.com/docker/cli/opts"
"github.com/docker/docker/api/types"
"github.com/docker/docker/cliconfig/configfile"
apiclient "github.com/docker/docker/client"
"github.com/sirupsen/logrus"
)
type execOptions struct {
detachKeys string
interactive bool
tty bool
detach bool
user string
privileged bool
env opts.ListOpts
workdir string
container string
command []string
envFile opts.ListOpts
}
func RunExec(dockerCli command.Cli, options execOptions) error {
execConfig, err := parseExec(options, dockerCli.ConfigFile())
if err != nil {
return err
}
func RunExec(dockerCli command.Cli, client *apiclient.Client, containerID string, execConfig *types.ExecConfig) error {
ctx := context.Background()
client := dockerCli.Client()
// We need to check the tty _before_ we do the ContainerExecCreate, because
// otherwise if we error out we will leak execIDs on the server (and
// there's no easy way to clean those up). But also in order to make "not
// exist" errors take precedence we do a dummy inspect first.
if _, err := client.ContainerInspect(ctx, options.container); err != nil {
if _, err := client.ContainerInspect(ctx, containerID); err != nil {
return err
}
if !execConfig.Detach {
@ -51,7 +29,7 @@ func RunExec(dockerCli command.Cli, options execOptions) error {
}
}
response, err := client.ContainerExecCreate(ctx, options.container, *execConfig)
response, err := client.ContainerExecCreate(ctx, containerID, *execConfig)
if err != nil {
return err
}
@ -68,10 +46,11 @@ func RunExec(dockerCli command.Cli, options execOptions) error {
}
return client.ContainerExecStart(ctx, execID, execStartCheck)
}
return interactiveExec(ctx, dockerCli, execConfig, execID)
return interactiveExec(ctx, dockerCli, client, execConfig, execID)
}
func interactiveExec(ctx context.Context, dockerCli command.Cli, execConfig *types.ExecConfig, execID string) error {
func interactiveExec(ctx context.Context, dockerCli command.Cli, client *apiclient.Client,
execConfig *types.ExecConfig, execID string) error {
// Interactive exec requested.
var (
out, stderr io.Writer
@ -92,7 +71,6 @@ func interactiveExec(ctx context.Context, dockerCli command.Cli, execConfig *typ
}
}
client := dockerCli.Client()
execStartCheck := types.ExecStartCheck{
Tty: execConfig.Tty,
}
@ -122,7 +100,7 @@ func interactiveExec(ctx context.Context, dockerCli command.Cli, execConfig *typ
}()
if execConfig.Tty && dockerCli.In().IsTerminal() {
if err := MonitorTtySize(ctx, dockerCli, execID, true); err != nil {
if err := MonitorTtySize(ctx, client, dockerCli, execID, true); err != nil {
fmt.Fprintln(dockerCli.Err(), "Error monitoring TTY size:", err)
}
}
@ -150,38 +128,3 @@ func getExecExitStatus(ctx context.Context, client apiclient.ContainerAPIClient,
}
return nil
}
// parseExec parses the specified args for the specified command and generates
// an ExecConfig from it.
func parseExec(execOpts execOptions, configFile *configfile.ConfigFile) (*types.ExecConfig, error) {
execConfig := &types.ExecConfig{
User: execOpts.user,
Privileged: execOpts.privileged,
Tty: execOpts.tty,
Cmd: execOpts.command,
Detach: execOpts.detach,
WorkingDir: execOpts.workdir,
}
// collect all the environment variables for the container
var err error
if execConfig.Env, err = opts.ReadKVEnvStrings(execOpts.envFile.GetAll(), execOpts.env.GetAll()); err != nil {
return nil, err
}
// If -d is not set, attach to everything by default
if !execOpts.detach {
execConfig.AttachStdout = true
execConfig.AttachStderr = true
if execOpts.interactive {
execConfig.AttachStdin = true
}
}
if execOpts.detachKeys != "" {
execConfig.DetachKeys = execOpts.detachKeys
} else {
execConfig.DetachKeys = configFile.DetachKeys
}
return execConfig, nil
}

19
client/container/tty.go
View File

@ -11,6 +11,7 @@ import (
"github.com/docker/cli/cli/command"
"github.com/docker/docker/api/types"
"github.com/docker/docker/client"
apiclient "github.com/docker/docker/client"
"github.com/moby/sys/signal"
"github.com/sirupsen/logrus"
)
@ -40,23 +41,23 @@ func resizeTtyTo(ctx context.Context, client client.ContainerAPIClient, id strin
}
// resizeTty is to resize the tty with cli out's tty size
func resizeTty(ctx context.Context, cli command.Cli, id string, isExec bool) error {
func resizeTty(ctx context.Context, client *apiclient.Client, cli command.Cli, id string, isExec bool) error {
height, width := cli.Out().GetTtySize()
return resizeTtyTo(ctx, cli.Client(), id, height, width, isExec)
return resizeTtyTo(ctx, client, id, height, width, isExec)
}
// initTtySize is to init the tty's size to the same as the window, if there is an error, it will retry 5 times.
func initTtySize(ctx context.Context, cli command.Cli, id string, isExec bool, resizeTtyFunc func(ctx context.Context, cli command.Cli, id string, isExec bool) error) {
func initTtySize(ctx context.Context, client *apiclient.Client, cli command.Cli, id string, isExec bool, resizeTtyFunc func(ctx context.Context, client *apiclient.Client, cli command.Cli, id string, isExec bool) error) {
rttyFunc := resizeTtyFunc
if rttyFunc == nil {
rttyFunc = resizeTty
}
if err := rttyFunc(ctx, cli, id, isExec); err != nil {
if err := rttyFunc(ctx, client, cli, id, isExec); err != nil {
go func() {
var err error
for retry := 0; retry < 5; retry++ {
time.Sleep(10 * time.Millisecond)
if err = rttyFunc(ctx, cli, id, isExec); err == nil {
if err = rttyFunc(ctx, client, cli, id, isExec); err == nil {
break
}
}
@ -68,8 +69,8 @@ func initTtySize(ctx context.Context, cli command.Cli, id string, isExec bool, r
}
// MonitorTtySize updates the container tty size when the terminal tty changes size
func MonitorTtySize(ctx context.Context, cli command.Cli, id string, isExec bool) error {
initTtySize(ctx, cli, id, isExec, resizeTty)
func MonitorTtySize(ctx context.Context, client *apiclient.Client, cli command.Cli, id string, isExec bool) error {
initTtySize(ctx, client, cli, id, isExec, resizeTty)
if runtime.GOOS == "windows" {
go func() {
prevH, prevW := cli.Out().GetTtySize()
@ -78,7 +79,7 @@ func MonitorTtySize(ctx context.Context, cli command.Cli, id string, isExec bool
h, w := cli.Out().GetTtySize()
if prevW != w || prevH != h {
resizeTty(ctx, cli, id, isExec)
resizeTty(ctx, client, cli, id, isExec)
}
prevH = h
prevW = w
@ -89,7 +90,7 @@ func MonitorTtySize(ctx context.Context, cli command.Cli, id string, isExec bool
gosignal.Notify(sigchan, signal.SIGWINCH)
go func() {
for range sigchan {
resizeTty(ctx, cli, id, isExec)
resizeTty(ctx, client, cli, id, isExec)
}
}()
}

1
go.mod
View File

@ -17,6 +17,7 @@ require (
github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
github.com/hetznercloud/hcloud-go v1.28.0
github.com/moby/sys/mount v0.2.0 // indirect
github.com/moby/sys/signal v0.5.0
github.com/moby/term v0.0.0-20210619224110-3f7ff695adc6
github.com/morikuni/aec v1.0.0 // indirect
github.com/olekukonko/tablewriter v0.0.5

5
go.sum
View File

@ -538,6 +538,8 @@ github.com/moby/sys/mount v0.2.0/go.mod h1:aAivFE2LB3W4bACsUXChRHQ0qKWsetY4Y9V7s
github.com/moby/sys/mountinfo v0.4.0/go.mod h1:rEr8tzG/lsIZHBtN/JjGG+LMYx9eXgW2JI+6q0qou+A=
github.com/moby/sys/mountinfo v0.4.1 h1:1O+1cHA1aujwEwwVMa2Xm2l+gIpUHyd3+D+d7LZh1kM=
github.com/moby/sys/mountinfo v0.4.1/go.mod h1:rEr8tzG/lsIZHBtN/JjGG+LMYx9eXgW2JI+6q0qou+A=
github.com/moby/sys/signal v0.5.0 h1:MzpEFrMxugDynb1gkTIThU1O3wEmrAkOY+G9dHcHnCc=
github.com/moby/sys/signal v0.5.0/go.mod h1:JwObcMnOrUy2VTP5swPKWwywH0Mbgk8Y5qua9iwtIRM=
github.com/moby/sys/symlink v0.1.0/go.mod h1:GGDODQmbFOjFsXvfLVn3+ZRxkch54RkSiGqsZeMYowQ=
github.com/moby/term v0.0.0-20200312100748-672ec06f55cd/go.mod h1:DdlQx2hp0Ss5/fLikoLlEeIYiATotOjgB//nb973jeo=
github.com/moby/term v0.0.0-20210619224110-3f7ff695adc6 h1:dcztxKSvZ4Id8iPpHERQBbIJfabdt4wUm5qy3wOL2Zc=
@ -929,8 +931,9 @@ golang.org/x/sys v0.0.0-20210320140829-1e4c9ba3b0c4/go.mod h1:h1NjWce9XRLGQEsW7w
golang.org/x/sys v0.0.0-20210324051608-47abb6519492/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210426230700-d19ff857e887/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210502180810-71e4cd670f79/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210616094352-59db8d763f22 h1:RqytpXGR1iVNX7psjB3ff8y7sNFinVFvkx1c8SjBkio=
golang.org/x/sys v0.0.0-20210616094352-59db8d763f22/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c h1:F1jZWGFhYfh0Ci55sIpILtKKK8p3i2/krTr0H1rg74I=
golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/term v0.0.0-20210503060354-a79de5458b56 h1:b8jxX3zqjpqb2LklXPzKSGJhzyxCOZSz8ncv8Nv+y7w=