forked from coop-cloud/abra
chore: formatting pass on kadabra [ci skip]
This commit is contained in:
parent
3d2b8fa446
commit
f6b139dfea
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@ -189,6 +189,7 @@ func newAbraApp(version, commit string) *cli.App {
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return nil
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}
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return app
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}
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@ -40,7 +40,7 @@ var allFlag = &cli.BoolFlag{
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Destination: &updateAll,
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}
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// Check for available upgrades
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// Notify checks for available upgrades
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var Notify = cli.Command{
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Name: "notify",
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Aliases: []string{"n"},
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@ -49,24 +49,31 @@ var Notify = cli.Command{
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internal.DebugFlag,
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majorFlag,
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},
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Before: internal.SubCommandBefore,
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Description: `It reads the deployed app versions and looks for new versions in the recipe catalogue. If a new patch/minor version is available, a notification is printed. To include major versions use the --major flag.`,
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Before: internal.SubCommandBefore,
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Description: `
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It reads the deployed app versions and looks for new versions in the recipe
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catalogue. If a new patch/minor version is available, a notification is
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printed. To include major versions use the --major flag.
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`,
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Action: func(c *cli.Context) error {
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cl, err := client.New("default")
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if err != nil {
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logrus.Fatal(err)
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}
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stacks, err := stack.GetStacks(cl)
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if err != nil {
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logrus.Fatal(err)
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}
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for _, stackInfo := range stacks {
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stackName := stackInfo.Name
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recipeName, err := getLabel(cl, stackName, "recipe")
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if err != nil {
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logrus.Fatal(err)
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}
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if recipeName != "" {
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_, err = getLatestUpgrade(cl, stackName, recipeName)
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if err != nil {
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@ -74,24 +81,33 @@ var Notify = cli.Command{
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}
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}
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}
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return nil
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},
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}
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// Upgrade apps
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// UpgradeApp upgrades apps.
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var UpgradeApp = cli.Command{
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Name: "upgrade",
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Aliases: []string{"u"},
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Usage: "Upgrade apps",
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ArgsUsage: "<stack_name> <recipe>",
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ArgsUsage: "<stack-name> <recipe>",
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Flags: []cli.Flag{
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internal.DebugFlag,
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internal.ChaosFlag,
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majorFlag,
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allFlag,
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},
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Before: internal.SubCommandBefore,
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Description: `Upgrade an app by specifying its stack name and recipe. By passing --all instead every deployed app is upgraded. For each apps with enabled auto updates the deployed version is compared with the current recipe catalogue version. If a new patch/minor version is available the app is upgraded. To include major versions use the --major flag. Don't do that, it will probably break things. Only apps that are not deployed with --chaos are upgraded, to update chaos deployments use the --chaos flag. Use it with care.`,
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Before: internal.SubCommandBefore,
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Description: `
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Upgrade an app by specifying its stack name and recipe. By passing "--all"
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instead, every deployed app is upgraded. For each apps with enabled auto
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updates the deployed version is compared with the current recipe catalogue
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version. If a new patch/minor version is available, the app is upgraded. To
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include major versions use the "--major" flag. Don't do that, it will probably
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break things. Only apps that are not deployed with "--chaos" are upgraded, to
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update chaos deployments use the "--chaos" flag. Use it with care.
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`,
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Action: func(c *cli.Context) error {
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cl, err := client.New("default")
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if err != nil {
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@ -105,6 +121,7 @@ var UpgradeApp = cli.Command{
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if err != nil {
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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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@ -112,22 +129,25 @@ var UpgradeApp = cli.Command{
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if err != nil {
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logrus.Fatal(err)
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}
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for _, stackInfo := range stacks {
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stackName := stackInfo.Name
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recipeName, err := getLabel(cl, stackName, "recipe")
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if err != nil {
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logrus.Fatal(err)
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}
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err = tryUpgrade(cl, stackName, recipeName)
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if err != nil {
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logrus.Fatal(err)
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}
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}
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return nil
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},
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}
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// getLabel reads docker label in the format coop-cloud.${STACK_NAME}.${LABEL}
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// getLabel reads docker labels in the format of "coop-cloud.${STACK_NAME}.${LABEL}".
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func getLabel(cl *dockerclient.Client, stackName string, label string) (string, error) {
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filter := filters.NewArgs()
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filter.Add("label", fmt.Sprintf("%s=%s", convert.LabelNamespace, stackName))
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@ -136,34 +156,41 @@ func getLabel(cl *dockerclient.Client, stackName string, label string) (string,
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if err != nil {
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return "", err
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}
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for _, service := range services {
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labelKey := fmt.Sprintf("coop-cloud.%s.%s", stackName, label)
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if labelValue, ok := service.Spec.Labels[labelKey]; ok {
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return labelValue, nil
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}
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}
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logrus.Debugf("no %s label found for %s", label, stackName)
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return "", nil
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}
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// getBoolLabel reads a boolean docker label
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// getBoolLabel reads a boolean docker label.
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func getBoolLabel(cl *dockerclient.Client, stackName string, label string) (bool, error) {
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lableValue, err := getLabel(cl, stackName, label)
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if err != nil {
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return false, err
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}
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if lableValue != "" {
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value, err := strconv.ParseBool(lableValue)
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if err != nil {
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return false, err
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}
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return value, nil
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}
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logrus.Debugf("Boolean label %s could not be found for %s, set default to false.", label, stackName)
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return false, nil
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}
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// getEnv reads Env variables from docker services
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// getEnv reads env variables from docker services.
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func getEnv(cl *dockerclient.Client, stackName string) (config.AppEnv, error) {
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envMap := make(map[string]string)
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filter := filters.NewArgs()
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@ -173,6 +200,7 @@ func getEnv(cl *dockerclient.Client, stackName string) (config.AppEnv, error) {
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if err != nil {
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return nil, err
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}
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for _, service := range services {
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envList := service.Spec.TaskTemplate.ContainerSpec.Env
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for _, envString := range envList {
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@ -187,53 +215,60 @@ func getEnv(cl *dockerclient.Client, stackName string) (config.AppEnv, error) {
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envMap[k] = v
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}
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}
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return envMap, nil
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}
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// getLatestUpgrade returns the latest available version for an app regarding to the --major flag
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// if it is newer than the currently deployed version
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// getLatestUpgrade returns the latest available version for an app respecting
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// the "--major" flag if it is newer than the currently deployed version.
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func getLatestUpgrade(cl *dockerclient.Client, stackName string, recipeName string) (string, error) {
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deployedVersion, err := getDeployedVersion(cl, stackName, recipeName)
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if err != nil {
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return "", err
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}
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availableUpgrades, err := getAvailableUpgrades(cl, stackName, recipeName, deployedVersion)
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if err != nil {
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return "", err
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}
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if len(availableUpgrades) == 0 {
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logrus.Debugf("no available upgrades for %s", stackName)
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return "", nil
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}
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// Uncomment to select the next version instead of the last version
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// availableUpgrades = internal.ReverseStringList(availableUpgrades)
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var chosenUpgrade string
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if len(availableUpgrades) > 0 {
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chosenUpgrade = availableUpgrades[len(availableUpgrades)-1]
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logrus.Infof("%s (%s) can be upgraded from version %s to %s", stackName, recipeName, deployedVersion, chosenUpgrade)
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}
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return chosenUpgrade, nil
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return chosenUpgrade, nil
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}
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// getDeployedVersion returns the currently deployed version of an app
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// getDeployedVersion returns the currently deployed version of an app.
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func getDeployedVersion(cl *dockerclient.Client, stackName string, recipeName string) (string, error) {
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logrus.Debugf("Retrieve deployed version whether %s is already deployed", stackName)
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isDeployed, deployedVersion, err := stack.IsDeployed(context.Background(), cl, stackName)
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if err != nil {
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return "", err
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}
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if !isDeployed {
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return "", fmt.Errorf("%s is not deployed?", stackName)
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}
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if deployedVersion == "unknown" {
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return "", fmt.Errorf("failed to determine deployed version of %s", stackName)
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}
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return deployedVersion, nil
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}
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// getAvailableUpgrades returns all available versions of an app that are newer than
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// the deployed version. It only includes major steps if the --major flag is set.
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// getAvailableUpgrades returns all available versions of an app that are newer
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// than the deployed version. It only includes major upgrades if the "--major"
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// flag is set.
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func getAvailableUpgrades(cl *dockerclient.Client, stackName string, recipeName string,
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deployedVersion string) ([]string, error) {
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catl, err := recipe.ReadRecipeCatalogue()
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}
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var availableUpgrades []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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return nil, 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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return nil, err
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}
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versionDelta, err := parsedDeployedVersion.UpgradeDelta(parsedVersion)
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if err != nil {
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return nil, err
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}
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if 0 < versionDelta.UpgradeType() && (versionDelta.UpgradeType() < 4 || majorUpdate) {
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availableUpgrades = append(availableUpgrades, version)
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}
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}
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logrus.Debugf("Available updates for %s: %s", stackName, availableUpgrades)
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return availableUpgrades, nil
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}
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// processRecipeRepoVersion clones, pulls, checks out the version and lints the recipe repository
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// processRecipeRepoVersion clones, pulls, checks out the version and lints the
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// recipe repository.
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func processRecipeRepoVersion(recipeName string, version string) error {
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if err := recipe.EnsureExists(recipeName); err != nil {
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return err
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}
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if err := recipe.EnsureUpToDate(recipeName); err != nil {
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return err
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}
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if err := recipe.EnsureVersion(recipeName, version); err != nil {
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return err
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}
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if r, err := recipe.Get(recipeName); err != nil {
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return err
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} else if err := lint.LintForErrors(r); err != nil {
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return err
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}
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return nil
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}
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// mergeAbraShEnv merges abra.sh env's into the app env's
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// mergeAbraShEnv merges abra.sh env vars into the app env vars.
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func mergeAbraShEnv(recipeName string, env config.AppEnv) error {
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abraShPath := fmt.Sprintf("%s/%s/%s", config.RECIPES_DIR, recipeName, "abra.sh")
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abraShEnv, err := config.ReadAbraShEnvVars(abraShPath)
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if err != nil {
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return err
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}
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for k, v := range abraShEnv {
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logrus.Debugf("read v:%s k: %s", v, k)
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env[k] = v
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}
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return nil
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}
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// createDeployConfig merges and enriches the compose config for the deployment
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// createDeployConfig merges and enriches the compose config for the deployment.
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func createDeployConfig(recipeName string, stackName string, env config.AppEnv) (*composetypes.Config, stack.Deploy, error) {
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env["STACK_NAME"] = stackName
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@ -317,64 +361,77 @@ func createDeployConfig(recipeName string, stackName string, env config.AppEnv)
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Prune: false,
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ResolveImage: stack.ResolveImageAlways,
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}
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composeFiles, err := config.GetAppComposeFiles(recipeName, env)
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if err != nil {
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return nil, deployOpts, err
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}
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deployOpts.Composefiles = composeFiles
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compose, err := config.GetAppComposeConfig(stackName, deployOpts, env)
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if err != nil {
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return nil, deployOpts, err
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}
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config.ExposeAllEnv(stackName, compose, env)
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// after the upgrade the deployment won't be in chaos state anymore
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config.SetChaosLabel(compose, stackName, false)
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config.SetRecipeLabel(compose, stackName, recipeName)
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config.SetUpdateLabel(compose, stackName, env)
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return compose, deployOpts, nil
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}
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// tryUpgrade performs the upgrade if all the requirements are fulfilled
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// tryUpgrade performs the upgrade if all the requirements are fulfilled.
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func tryUpgrade(cl *dockerclient.Client, stackName string, recipeName string) error {
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if recipeName == "" {
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logrus.Debugf("Don't update %s due to missing recipe name", stackName)
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return nil
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}
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chaos, err := getBoolLabel(cl, stackName, "chaos")
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if err != nil {
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return err
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}
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if chaos && !internal.Chaos {
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logrus.Debugf("Don't update %s due to chaos deployment.", stackName)
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return nil
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}
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updatesEnabled, err := getBoolLabel(cl, stackName, "autoupdate")
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if err != nil {
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return err
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}
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if !updatesEnabled {
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logrus.Debugf("Don't update %s due to disabling auto updates or missing ENABLE_AUTOUPDATE env.", stackName)
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return nil
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}
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upgradeVersion, err := getLatestUpgrade(cl, stackName, recipeName)
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if err != nil {
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return err
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}
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if upgradeVersion == "" {
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logrus.Debugf("Don't update %s due to no new version.", stackName)
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return nil
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}
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err = upgrade(cl, stackName, recipeName, upgradeVersion)
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return err
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err = upgrade(cl, stackName, recipeName, upgradeVersion)
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return err
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}
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// upgrade performs all necessary steps to upgrade an app
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// upgrade performs all necessary steps to upgrade an app.
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func upgrade(cl *dockerclient.Client, stackName string, recipeName string, upgradeVersion string) error {
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env, err := getEnv(cl, stackName)
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if err != nil {
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return err
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}
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app := config.App{
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Name: stackName,
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Recipe: recipeName,
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@ -396,14 +453,16 @@ func upgrade(cl *dockerclient.Client, stackName string, recipeName string, upgra
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}
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logrus.Infof("Upgrade %s (%s) to version %s", stackName, recipeName, upgradeVersion)
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err = stack.RunDeploy(cl, deployOpts, compose, stackName, true)
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return err
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}
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func newAbraApp(version, commit string) *cli.App {
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app := &cli.App{
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Name: "kadabra",
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Usage: `The Co-op Cloud autoupdater
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Usage: `The Co-op Cloud auto-updater
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____ ____ _ _
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/ ___|___ ___ _ __ / ___| | ___ _ _ __| |
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| | / _ \ _____ / _ \| '_ \ | | | |/ _ \| | | |/ _' |
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@ -419,9 +478,10 @@ func newAbraApp(version, commit string) *cli.App {
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}
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app.Before = func(c *cli.Context) error {
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logrus.Debugf("abra version %s, commit %s", version, commit)
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logrus.Debugf("kadabra version %s, commit %s", version, commit)
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return nil
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}
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return app
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}
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