forked from toolshed/abra
125 lines
2.8 KiB
Go
125 lines
2.8 KiB
Go
package app
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import (
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"fmt"
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"io"
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"os"
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"sync"
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"coopcloud.tech/abra/cli/internal"
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"coopcloud.tech/abra/pkg/client"
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"coopcloud.tech/abra/pkg/config"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/api/types/filters"
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dockerClient "github.com/docker/docker/client"
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"github.com/sirupsen/logrus"
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"github.com/urfave/cli/v2"
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)
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// stackLogs lists logs for all stack services
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func stackLogs(c *cli.Context, stackName string, client *dockerClient.Client) {
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filters := filters.NewArgs()
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filters.Add("name", stackName)
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serviceOpts := types.ServiceListOptions{Filters: filters}
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services, err := client.ServiceList(c.Context, serviceOpts)
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if err != nil {
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logrus.Fatal(err)
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}
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var wg sync.WaitGroup
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for _, service := range services {
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wg.Add(1)
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go func(s string) {
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logOpts := types.ContainerLogsOptions{
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Details: true,
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Follow: true,
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ShowStderr: true,
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ShowStdout: true,
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Tail: "20",
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Timestamps: true,
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}
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logs, err := client.ServiceLogs(c.Context, s, logOpts)
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if err != nil {
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logrus.Fatal(err)
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}
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// defer after err check as any err returns a nil io.ReadCloser
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defer logs.Close()
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_, err = io.Copy(os.Stdout, logs)
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if err != nil && err != io.EOF {
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logrus.Fatal(err)
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}
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}(service.ID)
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}
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wg.Wait()
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os.Exit(0)
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}
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var appLogsCommand = &cli.Command{
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Name: "logs",
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Aliases: []string{"l"},
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ArgsUsage: "[<service>]",
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Usage: "Tail app logs",
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Action: func(c *cli.Context) error {
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app := internal.ValidateApp(c)
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cl, err := client.New(app.Server)
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if err != nil {
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logrus.Fatal(err)
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}
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serviceName := c.Args().Get(1)
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if serviceName == "" {
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logrus.Debug("tailing logs for all app services")
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stackLogs(c, app.StackName(), cl)
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}
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logrus.Debugf("tailing logs for '%s'", serviceName)
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service := fmt.Sprintf("%s_%s", app.StackName(), serviceName)
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filters := filters.NewArgs()
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filters.Add("name", service)
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serviceOpts := types.ServiceListOptions{Filters: filters}
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services, err := cl.ServiceList(c.Context, serviceOpts)
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if err != nil {
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logrus.Fatal(err)
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}
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if len(services) != 1 {
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logrus.Fatalf("expected 1 service but got %v", len(services))
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}
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logOpts := types.ContainerLogsOptions{
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Details: true,
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Follow: true,
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ShowStderr: true,
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ShowStdout: true,
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Tail: "20",
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Timestamps: true,
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}
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logs, err := cl.ServiceLogs(c.Context, services[0].ID, logOpts)
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if err != nil {
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logrus.Fatal(err)
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}
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// defer after err check as any err returns a nil io.ReadCloser
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defer logs.Close()
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_, err = io.Copy(os.Stdout, logs)
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if err != nil && err != io.EOF {
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logrus.Fatal(err)
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}
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return nil
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},
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BashComplete: func(c *cli.Context) {
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appNames, err := config.GetAppNames()
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if err != nil {
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logrus.Warn(err)
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}
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if c.NArg() > 0 {
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return
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}
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for _, a := range appNames {
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fmt.Println(a)
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}
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},
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}
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