// Run updates the configuration of a service.
func (c *SetCommand) Run(ctx *cmd.Context) error {
api, err := c.getAPI()
if err != nil {
return err
}
defer api.Close()
if c.SettingsYAML.Path != "" {
b, err := c.SettingsYAML.Read(ctx)
if err != nil {
return err
}
return block.ProcessBlockedError(api.ServiceSetYAML(c.ServiceName, string(b)), block.BlockChange)
} else if len(c.SettingsStrings) == 0 {
return nil
}
settings := map[string]string{}
for k, v := range c.SettingsStrings {
//empty string is also valid as a setting value
if v == "" {
settings[k] = v
continue
}
if v[0] != '@' {
if !utf8.ValidString(v) {
return fmt.Errorf("value for option %q contains non-UTF-8 sequences", k)
}
settings[k] = v
continue
}
nv, err := readValue(ctx, v[1:])
if err != nil {
return err
}
if !utf8.ValidString(nv) {
return fmt.Errorf("value for option %q contains non-UTF-8 sequences", k)
}
settings[k] = nv
}
result, err := api.ServiceGet(c.ServiceName)
if err != nil {
return err
}
for k, v := range settings {
configValue := result.Config[k]
configValueMap, ok := configValue.(map[string]interface{})
if ok {
// convert the value to string and compare
if fmt.Sprintf("%v", configValueMap["value"]) == v {
logger.Warningf("the configuration setting %q already has the value %q", k, v)
}
}
}
return block.ProcessBlockedError(api.ServiceSet(c.ServiceName, settings), block.BlockChange)
}
// Run connects to the specified environment and starts the charm
// upgrade process.
func (c *upgradeCharmCommand) Run(ctx *cmd.Context) error {
client, err := c.NewAPIClient()
if err != nil {
return err
}
defer client.Close()
oldURL, err := client.ServiceGetCharmURL(c.ServiceName)
if err != nil {
return err
}
conf, err := service.GetClientConfig(client)
if err != nil {
return errors.Trace(err)
}
var newRef *charm.Reference
if c.SwitchURL != "" {
newRef, err = charm.ParseReference(c.SwitchURL)
if err != nil {
return err
}
} else {
// No new URL specified, but revision might have been.
newRef = oldURL.WithRevision(c.Revision).Reference()
}
httpClient, err := c.HTTPClient()
if err != nil {
return errors.Trace(err)
}
csClient := newCharmStoreClient(httpClient)
newURL, repo, err := resolveCharmStoreEntityURL(newRef.String(), csClient.params, ctx.AbsPath(c.RepoPath), conf)
if err != nil {
return errors.Trace(err)
}
// If no explicit revision was set with either SwitchURL
// or Revision flags, discover the latest.
if *newURL == *oldURL {
if newRef.Revision != -1 {
return fmt.Errorf("already running specified charm %q", newURL)
}
if newURL.Schema == "cs" {
// No point in trying to upgrade a charm store charm when
// we just determined that's the latest revision
// available.
return fmt.Errorf("already running latest charm %q", newURL)
}
}
addedURL, err := addCharmViaAPI(client, newURL, repo, csClient)
if err != nil {
return block.ProcessBlockedError(err, block.BlockChange)
}
ctx.Infof("Added charm %q to the environment.", addedURL)
return block.ProcessBlockedError(client.ServiceSetCharm(c.ServiceName, addedURL.String(), c.Force), block.BlockChange)
}
// Run connects to the specified environment and starts the charm
// upgrade process.
func (c *upgradeCharmCommand) Run(ctx *cmd.Context) error {
client, err := c.NewAPIClient()
if err != nil {
return err
}
defer client.Close()
serviceClient, err := c.newServiceAPIClient()
if err != nil {
return err
}
oldURL, err := serviceClient.GetCharmURL(c.ServiceName)
if err != nil {
return err
}
newRef := c.SwitchURL
if newRef == "" {
newRef = c.CharmPath
}
if c.SwitchURL == "" && c.CharmPath == "" {
// No new URL specified, but revision might have been.
newRef = oldURL.WithRevision(c.Revision).String()
}
bakeryClient, err := c.BakeryClient()
if err != nil {
return errors.Trace(err)
}
csClient := newCharmStoreClient(bakeryClient).WithChannel(c.Channel)
conf, err := getClientConfig(client)
if err != nil {
return errors.Trace(err)
}
resolver := newCharmURLResolver(conf, csClient, ctx.AbsPath(c.RepoPath))
chID, csMac, err := c.addCharm(oldURL, newRef, client, resolver)
if err != nil {
return block.ProcessBlockedError(err, block.BlockChange)
}
ctx.Infof("Added charm %q to the model.", chID.URL)
ids, err := c.upgradeResources(client, chID, csMac)
if err != nil {
return errors.Trace(err)
}
cfg := apiservice.SetCharmConfig{
ServiceName: c.ServiceName,
CharmID: chID,
ForceSeries: c.ForceSeries,
ForceUnits: c.ForceUnits,
ResourceIDs: ids,
}
return block.ProcessBlockedError(serviceClient.SetCharm(cfg), block.BlockChange)
}
func (s *BlockCommandSuite) processErrorTest(c *gc.C, tstError error, blockType block.Block, expectedError error, expectedWarning string) {
if tstError != nil {
c.Assert(errors.Cause(block.ProcessBlockedError(tstError, blockType)), gc.Equals, expectedError)
} else {
c.Assert(block.ProcessBlockedError(tstError, blockType), jc.ErrorIsNil)
}
// warning displayed
logOutputText := strings.Replace(c.GetTestLog(), "\n", "", -1)
c.Assert(logOutputText, gc.Matches, expectedWarning)
}
// Run connects to the environment specified on the command line
// and calls EnsureAvailability.
func (c *ensureAvailabilityCommand) Run(ctx *cmd.Context) error {
haClient, err := c.getHAClient()
if err != nil {
return err
}
defer haClient.Close()
ensureAvailabilityResult, err := haClient.EnsureAvailability(
c.NumStateServers,
c.Constraints,
c.Series,
c.Placement,
)
if err != nil {
return block.ProcessBlockedError(err, block.BlockChange)
}
result := availabilityInfo{
Added: machineTagsToIds(ensureAvailabilityResult.Added...),
Removed: machineTagsToIds(ensureAvailabilityResult.Removed...),
Maintained: machineTagsToIds(ensureAvailabilityResult.Maintained...),
Promoted: machineTagsToIds(ensureAvailabilityResult.Promoted...),
Demoted: machineTagsToIds(ensureAvailabilityResult.Demoted...),
Converted: machineTagsToIds(ensureAvailabilityResult.Converted...),
}
return c.out.Write(ctx, result)
}
// Run implements Command.Run.
func (c *addCommand) Run(ctx *cmd.Context) error {
if c.api == nil {
api, err := c.NewUserManagerAPIClient()
if err != nil {
return errors.Trace(err)
}
c.api = api
defer c.api.Close()
}
password, err := utils.RandomPassword()
if err != nil {
return errors.Annotate(err, "failed to generate random password")
}
randomPasswordNotify(password)
if _, err := c.api.AddUser(c.User, c.DisplayName, password); err != nil {
return block.ProcessBlockedError(err, block.BlockChange)
}
displayName := c.User
if c.DisplayName != "" {
displayName = fmt.Sprintf("%s (%s)", c.DisplayName, c.User)
}
ctx.Infof("user %q added", displayName)
return writeServerFile(c, ctx, c.User, password, c.OutPath)
}
// Run connects to the environment specified on the command line
// and calls EnableHA.
func (c *enableHACommand) Run(ctx *cmd.Context) error {
var err error
c.Constraints, err = common.ParseConstraints(ctx, c.ConstraintsStr)
if err != nil {
return err
}
haClient, err := c.newHAClientFunc()
if err != nil {
return err
}
defer haClient.Close()
enableHAResult, err := haClient.EnableHA(
c.NumControllers,
c.Constraints,
c.Placement,
)
if err != nil {
return block.ProcessBlockedError(err, block.BlockChange)
}
result := availabilityInfo{
Added: machineTagsToIds(enableHAResult.Added...),
Removed: machineTagsToIds(enableHAResult.Removed...),
Maintained: machineTagsToIds(enableHAResult.Maintained...),
Promoted: machineTagsToIds(enableHAResult.Promoted...),
Demoted: machineTagsToIds(enableHAResult.Demoted...),
Converted: machineTagsToIds(enableHAResult.Converted...),
}
return c.out.Write(ctx, result)
}
func (c *DeployCommand) Run(ctx *cmd.Context) error {
var err error
c.Constraints, err = common.ParseConstraints(ctx, c.ConstraintsStr)
if err != nil {
return err
}
apiRoot, err := c.NewAPIRoot()
if err != nil {
return errors.Trace(err)
}
defer apiRoot.Close()
deploy, err := findDeployerFIFO(
c.maybeReadLocalBundle,
c.maybeReadLocalCharm,
c.maybePredeployedLocalCharm,
c.maybeReadCharmstoreBundleFn(apiRoot),
c.charmStoreCharm, // This always returns a deployer
)
if err != nil {
return errors.Trace(err)
}
return block.ProcessBlockedError(deploy(ctx, apiRoot), block.BlockChange)
}
// setConfig is the run action when we are setting new attribute values as args
// or as a file passed in.
func (c *configCommand) setConfig(client configCommandAPI, ctx *cmd.Context) error {
if c.useFile {
return c.setConfigFromFile(client, ctx)
}
settings, err := c.validateValues(ctx)
if err != nil {
return errors.Trace(err)
}
result, err := client.Get(c.applicationName)
if err != nil {
return err
}
for k, v := range settings {
configValue := result.Config[k]
configValueMap, ok := configValue.(map[string]interface{})
if ok {
// convert the value to string and compare
if fmt.Sprintf("%v", configValueMap["value"]) == v {
logger.Warningf("the configuration setting %q already has the value %q", k, v)
}
}
}
return block.ProcessBlockedError(client.Set(c.applicationName, settings), block.BlockChange)
}
// Run implements Command.Run.
func (c *removeCommand) Run(ctx *cmd.Context) error {
api := c.api // This is for testing.
if api == nil { // The real McCoy.
var err error
api, err = c.NewUserManagerAPIClient()
if err != nil {
return errors.Trace(err)
}
defer api.Close()
}
// Confirm deletion if the user didn't specify -y/--yes in the command.
if !c.ConfirmDelete {
if err := confirmDelete(ctx, c.ControllerName(), c.UserName); err != nil {
return err
}
}
err := api.RemoveUser(c.UserName)
if err != nil {
return block.ProcessBlockedError(err, block.BlockChange)
}
fmt.Fprintf(ctx.Stdout, "User %q removed\n", c.UserName)
return nil
}
// Run implements Command.Run.
func (c *changePasswordCommand) Run(ctx *cmd.Context) error {
if c.api == nil {
api, err := c.NewUserManagerAPIClient()
if err != nil {
return errors.Trace(err)
}
c.api = api
defer c.api.Close()
}
password, err := c.generateOrReadPassword(ctx, c.Generate)
if err != nil {
return errors.Trace(err)
}
var writer EnvironInfoCredsWriter
var creds configstore.APICredentials
if c.User == "" {
// We get the creds writer before changing the password just to
// minimise the things that could go wrong after changing the password
// in the server.
if c.writer == nil {
writer, err = c.ConnectionInfo()
if err != nil {
return errors.Trace(err)
}
} else {
writer = c.writer
}
creds = writer.APICredentials()
} else {
creds.User = c.User
}
oldPassword := creds.Password
creds.Password = password
if err = c.api.SetPassword(creds.User, password); err != nil {
return block.ProcessBlockedError(err, block.BlockChange)
}
if c.User != "" {
return writeServerFile(c, ctx, c.User, password, c.OutPath)
}
writer.SetAPICredentials(creds)
if err := writer.Write(); err != nil {
logger.Errorf("updating the cached credentials failed, reverting to original password")
setErr := c.api.SetPassword(creds.User, oldPassword)
if setErr != nil {
logger.Errorf("failed to set password back, you will need to edit your environments file by hand to specify the password: %q", password)
return errors.Annotate(setErr, "failed to set password back")
}
return errors.Annotate(err, "failed to write new password to environments file")
}
ctx.Infof("Your password has been updated.")
return nil
}
// Run resets the configuration of a service.
func (c *UnsetCommand) Run(ctx *cmd.Context) error {
apiclient, err := c.getAPI()
if err != nil {
return err
}
defer apiclient.Close()
return block.ProcessBlockedError(apiclient.ServiceUnset(c.ServiceName, c.Options), block.BlockChange)
}
// Run changes the juju-managed firewall to expose any
// ports that were also explicitly marked by units as open.
func (c *exposeCommand) Run(_ *cmd.Context) error {
client, err := c.getAPI()
if err != nil {
return err
}
defer client.Close()
return block.ProcessBlockedError(client.Expose(c.ApplicationName), block.BlockChange)
}
// reset unsets the keys provided to the command.
func (c *configCommand) resetConfig(client configCommandAPI, ctx *cmd.Context) error {
// ctx unused in this method
if err := c.verifyKnownKeys(client); err != nil {
return errors.Trace(err)
}
return block.ProcessBlockedError(client.ModelUnset(c.resetKeys...), block.BlockChange)
}
func (c *resolvedCommand) Run(_ *cmd.Context) error {
client, err := c.NewAPIClient()
if err != nil {
return err
}
defer client.Close()
return block.ProcessBlockedError(client.Resolved(c.UnitName, c.NoRetry), block.BlockChange)
}
func (c *defaultsCommand) setDefaults(client defaultsCommandAPI, ctx *cmd.Context) error {
// ctx unused in this method.
if err := c.verifyKnownKeys(client); err != nil {
return errors.Trace(err)
}
// TODO(wallyworld) - call with cloud and region when that bit is done
return block.ProcessBlockedError(client.SetModelDefaults("", "", c.values), block.BlockChange)
}
// Run changes the juju-managed firewall to hide any
// ports that were also explicitly marked by units as closed.
func (c *unexposeCommand) Run(_ *cmd.Context) error {
client, err := c.NewAPIClient()
if err != nil {
return err
}
defer client.Close()
return block.ProcessBlockedError(client.ServiceUnexpose(c.ServiceName), block.BlockChange)
}
func (c *removeServiceCommand) Run(_ *cmd.Context) error {
client, err := c.getAPI()
if err != nil {
return err
}
defer client.Close()
return block.ProcessBlockedError(client.ServiceDestroy(c.ServiceName), block.BlockRemove)
}
// Run connects to the environment specified on the command line and destroys
// units therein.
func (c *RemoveUnitCommand) Run(_ *cmd.Context) error {
client, err := c.NewAPIClient()
if err != nil {
return err
}
defer client.Close()
return block.ProcessBlockedError(client.DestroyServiceUnits(c.UnitNames...), block.BlockRemove)
}
func (c *removeRelationCommand) Run(_ *cmd.Context) error {
client, err := c.getAPI()
if err != nil {
return err
}
defer client.Close()
return block.ProcessBlockedError(client.DestroyRelation(c.Endpoints...), block.BlockRemove)
}
// Run implements Command.Run.
func (c *ChangePasswordCommand) Run(ctx *cmd.Context) error {
var err error
c.Password, err = c.generateOrReadPassword(ctx, c.Generate)
if err != nil {
return errors.Trace(err)
}
var credsWriter EnvironInfoCredsWriter
var creds configstore.APICredentials
if c.User == "" {
// We get the creds writer before changing the password just to
// minimise the things that could go wrong after changing the password
// in the server.
credsWriter, err = getEnvironInfoWriter(c)
if err != nil {
return errors.Trace(err)
}
creds, err = getConnectionCredentials(c)
if err != nil {
return errors.Trace(err)
}
} else {
creds.User = c.User
}
client, err := getChangePasswordAPI(c)
if err != nil {
return err
}
defer client.Close()
oldPassword := creds.Password
creds.Password = c.Password
err = client.SetPassword(creds.User, c.Password)
if err != nil {
return block.ProcessBlockedError(err, block.BlockChange)
}
if c.User != "" {
return c.writeEnvironmentFile(ctx)
}
credsWriter.SetAPICredentials(creds)
if err := credsWriter.Write(); err != nil {
logger.Errorf("updating the environments file failed, reverting to original password")
setErr := client.SetPassword(creds.User, oldPassword)
if setErr != nil {
logger.Errorf("failed to set password back, you will need to edit your environments file by hand to specify the password: %q", c.Password)
return errors.Annotate(setErr, "failed to set password back")
}
return errors.Annotate(err, "failed to write new password to environments file")
}
ctx.Infof("Your password has been updated.")
return nil
}
func (c *AddRelationCommand) Run(_ *cmd.Context) error {
client, err := c.NewAPIClient()
if err != nil {
return err
}
defer client.Close()
_, err = client.AddRelation(c.Endpoints...)
return block.ProcessBlockedError(err, block.BlockChange)
}
func (c *unshareCommand) Run(ctx *cmd.Context) error {
client, err := c.getAPI()
if err != nil {
return err
}
defer client.Close()
return block.ProcessBlockedError(client.UnshareModel(c.Users...), block.BlockChange)
}
func (c *revokeCommand) runForController() error {
client, err := c.getControllerAPI()
if err != nil {
return err
}
defer client.Close()
return block.ProcessBlockedError(client.RevokeController(c.User, c.Access), block.BlockChange)
}
// setDefaults sets defaults as provided in c.values.
func (c *defaultsCommand) setDefaults(client defaultsCommandAPI, ctx *cmd.Context) error {
// ctx unused in this method.
if err := c.verifyKnownKeys(client); err != nil {
return errors.Trace(err)
}
return block.ProcessBlockedError(
client.SetModelDefaults(
c.cloudName, c.regionName, c.values), block.BlockChange)
}
func (c *destroyCommand) handleError(err error, modelName string) error {
if err == nil {
return nil
}
if params.IsCodeOperationBlocked(err) {
return block.ProcessBlockedError(err, block.BlockDestroy)
}
logger.Errorf(`failed to destroy model %q`, modelName)
return err
}
func (c *serviceSetConstraintsCommand) Run(_ *cmd.Context) (err error) {
apiclient, err := c.getAPI()
if err != nil {
return err
}
defer apiclient.Close()
err = apiclient.SetServiceConstraints(c.ServiceName, c.Constraints)
return block.ProcessBlockedError(err, block.BlockChange)
}
func (c *DeployCommand) Run(ctx *cmd.Context) error {
client, err := c.NewAPIClient()
if err != nil {
return err
}
defer client.Close()
err = c.deployCharmOrBundle(ctx, client)
return block.ProcessBlockedError(err, block.BlockChange)
}
func (c *destroyCommand) handleError(err error) error {
if err == nil {
return nil
}
if params.IsCodeOperationBlocked(err) {
return block.ProcessBlockedError(err, block.BlockDestroy)
}
logger.Errorf(`failed to destroy environment %q`, c.envName)
return err
}
// ensureUserFriendlyErrorLog ensures that error will be logged and displayed
// in a user-friendly manner with readable and digestable error message.
func (c *destroyEnvironmentCommand) ensureUserFriendlyErrorLog(err error) error {
if err == nil {
return nil
}
if params.IsCodeOperationBlocked(err) {
return block.ProcessBlockedError(err, block.BlockDestroy)
}
logger.Errorf(stdFailureMsg, c.EnvName())
return err
}