github.com/cloudfoundry-attic/cli-with-i18n@v6.32.1-0.20171002233121-7401370d3b85+incompatible/command/v3/v3_env_command.go (about)

     1  package v3
     2  
     3  import (
     4  	"encoding/json"
     5  	"fmt"
     6  	"net/http"
     7  
     8  	"code.cloudfoundry.org/cli/actor/sharedaction"
     9  	"code.cloudfoundry.org/cli/actor/v3action"
    10  	"code.cloudfoundry.org/cli/api/cloudcontroller/ccerror"
    11  	"code.cloudfoundry.org/cli/api/cloudcontroller/ccversion"
    12  	"code.cloudfoundry.org/cli/command"
    13  	"code.cloudfoundry.org/cli/command/flag"
    14  	"code.cloudfoundry.org/cli/command/translatableerror"
    15  	"code.cloudfoundry.org/cli/command/v3/shared"
    16  )
    17  
    18  //go:generate counterfeiter . V3EnvActor
    19  
    20  type V3EnvActor interface {
    21  	CloudControllerAPIVersion() string
    22  	GetEnvironmentVariablesByApplicationNameAndSpace(appName string, spaceGUID string) (v3action.EnvironmentVariableGroups, v3action.Warnings, error)
    23  }
    24  
    25  type V3EnvCommand struct {
    26  	RequiredArgs    flag.EnvironmentArgs `positional-args:"yes"`
    27  	usage           interface{}          `usage:"CF_NAME v3-env APP_NAME"`
    28  	relatedCommands interface{}          `related_commands:"v3-app, v3-apps, v3-set-env, v3-unset-env, running-environment-variable-group, staging-environment-variable-group"`
    29  
    30  	UI          command.UI
    31  	Config      command.Config
    32  	SharedActor command.SharedActor
    33  	Actor       V3EnvActor
    34  }
    35  
    36  func (cmd *V3EnvCommand) Setup(config command.Config, ui command.UI) error {
    37  	cmd.UI = ui
    38  	cmd.Config = config
    39  	cmd.SharedActor = sharedaction.NewActor(config)
    40  
    41  	ccClient, _, err := shared.NewClients(config, ui, true)
    42  	if err != nil {
    43  		if v3Err, ok := err.(ccerror.V3UnexpectedResponseError); ok && v3Err.ResponseCode == http.StatusNotFound {
    44  			return translatableerror.MinimumAPIVersionNotMetError{MinimumVersion: ccversion.MinVersionV3}
    45  		}
    46  
    47  		return err
    48  	}
    49  	cmd.Actor = v3action.NewActor(nil, ccClient, config)
    50  
    51  	return nil
    52  }
    53  
    54  func (cmd V3EnvCommand) Execute(args []string) error {
    55  	cmd.UI.DisplayText(command.ExperimentalWarning)
    56  	cmd.UI.DisplayNewline()
    57  
    58  	err := command.MinimumAPIVersionCheck(cmd.Actor.CloudControllerAPIVersion(), ccversion.MinVersionV3)
    59  	if err != nil {
    60  		return err
    61  	}
    62  
    63  	err = cmd.SharedActor.CheckTarget(cmd.Config, true, true)
    64  	if err != nil {
    65  		return shared.HandleError(err)
    66  	}
    67  
    68  	user, err := cmd.Config.CurrentUser()
    69  	if err != nil {
    70  		return shared.HandleError(err)
    71  	}
    72  
    73  	appName := cmd.RequiredArgs.AppName
    74  	cmd.UI.DisplayTextWithFlavor("Getting env variables for app {{.AppName}} in org {{.OrgName}} / space {{.SpaceName}} as {{.Username}}...", map[string]interface{}{
    75  		"AppName":   appName,
    76  		"OrgName":   cmd.Config.TargetedOrganization().Name,
    77  		"SpaceName": cmd.Config.TargetedSpace().Name,
    78  		"Username":  user.Name,
    79  	})
    80  	cmd.UI.DisplayNewline()
    81  
    82  	envGroups, warnings, err := cmd.Actor.GetEnvironmentVariablesByApplicationNameAndSpace(
    83  		appName,
    84  		cmd.Config.TargetedSpace().GUID,
    85  	)
    86  	cmd.UI.DisplayWarnings(warnings)
    87  	if err != nil {
    88  		return shared.HandleError(err)
    89  	}
    90  
    91  	if len(envGroups.SystemProvided) > 0 || len(envGroups.ApplicationProvided) > 0 {
    92  		cmd.UI.DisplayHeader("System-Provided:")
    93  		cmd.displayEnvGroup(envGroups.SystemProvided)
    94  		if len(envGroups.ApplicationProvided) > 0 {
    95  			cmd.UI.DisplayNewline()
    96  			cmd.displayEnvGroup(envGroups.ApplicationProvided)
    97  		}
    98  	} else {
    99  		cmd.UI.DisplayText("No system-provided env variables have been set")
   100  	}
   101  	cmd.UI.DisplayNewline()
   102  
   103  	if len(envGroups.UserProvided) > 0 {
   104  		cmd.UI.DisplayHeader("User-Provided:")
   105  		cmd.displayEnvGroup(envGroups.UserProvided)
   106  	} else {
   107  		cmd.UI.DisplayText("No user-provided env variables have been set")
   108  	}
   109  	cmd.UI.DisplayNewline()
   110  
   111  	if len(envGroups.RunningGroup) > 0 {
   112  		cmd.UI.DisplayHeader("Running Environment Variable Groups:")
   113  		cmd.displayEnvGroup(envGroups.RunningGroup)
   114  	} else {
   115  		cmd.UI.DisplayText("No running env variables have been set")
   116  	}
   117  	cmd.UI.DisplayNewline()
   118  
   119  	if len(envGroups.StagingGroup) > 0 {
   120  		cmd.UI.DisplayHeader("Staging Environment Variable Groups:")
   121  		cmd.displayEnvGroup(envGroups.StagingGroup)
   122  	} else {
   123  		cmd.UI.DisplayText("No staging env variables have been set")
   124  	}
   125  	cmd.UI.DisplayNewline()
   126  
   127  	return nil
   128  }
   129  
   130  func (cmd V3EnvCommand) displayEnvGroup(group map[string]interface{}) error {
   131  	for key, val := range group {
   132  		valJSON, err := json.MarshalIndent(val, "", " ")
   133  		if err != nil {
   134  			return err
   135  		}
   136  		cmd.UI.DisplayText(fmt.Sprintf("%s: %s", key, string(valJSON)))
   137  	}
   138  
   139  	return nil
   140  }