2021-08-02 01:10:41 +00:00
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package app
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2021-09-08 11:59:55 +00:00
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import (
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"fmt"
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2021-10-13 23:44:57 +00:00
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"coopcloud.tech/abra/pkg/catalogue"
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stack "coopcloud.tech/abra/pkg/client/stack"
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2021-09-08 11:59:55 +00:00
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"coopcloud.tech/abra/pkg/config"
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2021-10-13 23:44:57 +00:00
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"coopcloud.tech/abra/pkg/recipe"
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"coopcloud.tech/tagcmp"
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2021-09-08 10:55:33 +00:00
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"coopcloud.tech/abra/cli/internal"
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"coopcloud.tech/abra/pkg/client"
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2021-10-13 23:44:57 +00:00
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"github.com/AlecAivazis/survey/v2"
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2021-09-08 10:55:33 +00:00
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"github.com/sirupsen/logrus"
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2021-09-08 11:59:55 +00:00
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"github.com/urfave/cli/v2"
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)
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2021-08-02 01:10:41 +00:00
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var appRollbackCommand = &cli.Command{
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Name: "rollback",
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2021-09-04 23:34:56 +00:00
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Usage: "Roll an app back to a previous version",
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2021-10-13 23:44:57 +00:00
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Aliases: []string{"r", "downgrade"},
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ArgsUsage: "<app>",
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Flags: []cli.Flag{
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internal.ForceFlag,
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},
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Description: `
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This command rolls an app back to a previous version if one exists.
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`,
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2021-09-08 11:59:55 +00:00
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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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2021-09-08 10:55:33 +00:00
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logrus.Warn(err)
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2021-09-08 11:59:55 +00:00
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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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2021-09-08 10:55:33 +00:00
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Action: func(c *cli.Context) error {
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app := internal.ValidateApp(c)
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2021-10-13 23:44:57 +00:00
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stackName := app.StackName()
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2021-09-08 10:55:33 +00:00
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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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2021-10-13 23:44:57 +00:00
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logrus.Debugf("checking whether '%s' is already deployed", stackName)
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isDeployed, deployedVersion, err := stack.IsDeployed(c.Context, cl, stackName)
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2021-09-08 10:55:33 +00:00
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if err != nil {
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logrus.Fatal(err)
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}
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2021-10-13 23:44:57 +00:00
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if deployedVersion == "" {
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logrus.Fatalf("failed to determine version of deployed '%s'", app.Name)
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}
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if !isDeployed {
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logrus.Fatalf("'%s' is not deployed?", app.Name)
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2021-09-08 10:55:33 +00:00
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}
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2021-10-13 23:44:57 +00:00
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versions, err := catalogue.GetRecipeCatalogueVersions(app.Type)
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2021-09-08 10:55:33 +00:00
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if err != nil {
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logrus.Fatal(err)
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}
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2021-10-13 23:44:57 +00:00
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var availableDowngrades []string
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for _, version := range versions {
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parsedDeployedVersion, err := tagcmp.Parse(deployedVersion)
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if err != nil {
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logrus.Fatal(err)
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}
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parsedVersion, err := tagcmp.Parse(version)
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if err != nil {
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logrus.Fatal(err)
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}
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if parsedVersion != parsedDeployedVersion && parsedVersion.IsLessThan(parsedDeployedVersion) {
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availableDowngrades = append(availableDowngrades, version)
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}
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2021-09-08 10:55:33 +00:00
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}
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2021-10-13 23:44:57 +00:00
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if len(availableDowngrades) == 0 {
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logrus.Fatal("no available downgrades, you're on latest")
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2021-09-08 10:55:33 +00:00
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}
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2021-10-13 23:44:57 +00:00
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// FIXME: jeezus golang why do you not have a list reverse function
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for i, j := 0, len(availableDowngrades)-1; i < j; i, j = i+1, j-1 {
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availableDowngrades[i], availableDowngrades[j] = availableDowngrades[j], availableDowngrades[i]
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2021-09-08 10:55:33 +00:00
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}
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2021-10-13 23:44:57 +00:00
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var chosenDowngrade string
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if !internal.Force {
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prompt := &survey.Select{
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Message: fmt.Sprintf("Please select a downgrade (current version: '%s'):", deployedVersion),
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Options: availableDowngrades,
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}
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if err := survey.AskOne(prompt, &chosenDowngrade); err != nil {
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return err
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}
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}
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2021-09-08 10:55:33 +00:00
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2021-10-13 23:44:57 +00:00
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if internal.Force {
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chosenDowngrade = availableDowngrades[0]
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logrus.Debugf("choosing '%s' as version to downgrade to", chosenDowngrade)
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}
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if err := recipe.EnsureVersion(app.Type, chosenDowngrade); err != nil {
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logrus.Fatal(err)
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}
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abraShPath := fmt.Sprintf("%s/%s/%s", config.APPS_DIR, app.Type, "abra.sh")
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abraShEnv, err := config.ReadAbraShEnvVars(abraShPath)
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if err != nil {
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logrus.Fatal(err)
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}
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for k, v := range abraShEnv {
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app.Env[k] = v
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}
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composeFiles, err := config.GetAppComposeFiles(app.Type, app.Env)
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if err != nil {
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logrus.Fatal(err)
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}
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deployOpts := stack.Deploy{
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Composefiles: composeFiles,
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Namespace: stackName,
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Prune: false,
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ResolveImage: stack.ResolveImageAlways,
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}
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compose, err := config.GetAppComposeConfig(app.Name, deployOpts, app.Env)
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if err != nil {
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logrus.Fatal(err)
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}
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if !internal.Force {
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if err := DeployOverview(app, chosenDowngrade); err != nil {
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logrus.Fatal(err)
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}
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}
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if err := stack.RunDeploy(cl, deployOpts, compose); err != nil {
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logrus.Fatal(err)
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}
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2021-09-10 22:54:02 +00:00
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2021-09-08 10:55:33 +00:00
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return nil
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},
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2021-08-02 01:10:41 +00:00
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}
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