| package command |
| |
| import ( |
| "fmt" |
| "os" |
| |
| "github.com/hashicorp/terraform/internal/backend" |
| "github.com/hashicorp/terraform/internal/command/arguments" |
| "github.com/hashicorp/terraform/internal/command/jsonprovider" |
| "github.com/hashicorp/terraform/internal/tfdiags" |
| ) |
| |
| // ProvidersCommand is a Command implementation that prints out information |
| // about the providers used in the current configuration/state. |
| type ProvidersSchemaCommand struct { |
| Meta |
| } |
| |
| func (c *ProvidersSchemaCommand) Help() string { |
| return providersSchemaCommandHelp |
| } |
| |
| func (c *ProvidersSchemaCommand) Synopsis() string { |
| return "Show schemas for the providers used in the configuration" |
| } |
| |
| func (c *ProvidersSchemaCommand) Run(args []string) int { |
| args = c.Meta.process(args) |
| cmdFlags := c.Meta.defaultFlagSet("providers schema") |
| var jsonOutput bool |
| cmdFlags.BoolVar(&jsonOutput, "json", false, "produce JSON output") |
| |
| cmdFlags.Usage = func() { c.Ui.Error(c.Help()) } |
| if err := cmdFlags.Parse(args); err != nil { |
| c.Ui.Error(fmt.Sprintf("Error parsing command-line flags: %s\n", err.Error())) |
| return 1 |
| } |
| |
| if !jsonOutput { |
| c.Ui.Error( |
| "The `terraform providers schema` command requires the `-json` flag.\n") |
| cmdFlags.Usage() |
| return 1 |
| } |
| |
| // Check for user-supplied plugin path |
| var err error |
| if c.pluginPath, err = c.loadPluginPath(); err != nil { |
| c.Ui.Error(fmt.Sprintf("Error loading plugin path: %s", err)) |
| return 1 |
| } |
| |
| var diags tfdiags.Diagnostics |
| |
| // Load the backend |
| b, backendDiags := c.Backend(nil) |
| diags = diags.Append(backendDiags) |
| if backendDiags.HasErrors() { |
| c.showDiagnostics(diags) |
| return 1 |
| } |
| |
| // We require a local backend |
| local, ok := b.(backend.Local) |
| if !ok { |
| c.showDiagnostics(diags) // in case of any warnings in here |
| c.Ui.Error(ErrUnsupportedLocalOp) |
| return 1 |
| } |
| |
| // This is a read-only command |
| c.ignoreRemoteVersionConflict(b) |
| |
| // we expect that the config dir is the cwd |
| cwd, err := os.Getwd() |
| if err != nil { |
| c.Ui.Error(fmt.Sprintf("Error getting cwd: %s", err)) |
| return 1 |
| } |
| |
| // Build the operation |
| opReq := c.Operation(b, arguments.ViewJSON) |
| opReq.ConfigDir = cwd |
| opReq.ConfigLoader, err = c.initConfigLoader() |
| opReq.AllowUnsetVariables = true |
| if err != nil { |
| diags = diags.Append(err) |
| c.showDiagnostics(diags) |
| return 1 |
| } |
| |
| // Get the context |
| lr, _, ctxDiags := local.LocalRun(opReq) |
| diags = diags.Append(ctxDiags) |
| if ctxDiags.HasErrors() { |
| c.showDiagnostics(diags) |
| return 1 |
| } |
| |
| schemas, moreDiags := lr.Core.Schemas(lr.Config, lr.InputState) |
| diags = diags.Append(moreDiags) |
| if moreDiags.HasErrors() { |
| c.showDiagnostics(diags) |
| return 1 |
| } |
| |
| jsonSchemas, err := jsonprovider.Marshal(schemas) |
| if err != nil { |
| c.Ui.Error(fmt.Sprintf("Failed to marshal provider schemas to json: %s", err)) |
| return 1 |
| } |
| c.Ui.Output(string(jsonSchemas)) |
| |
| return 0 |
| } |
| |
| const providersSchemaCommandHelp = ` |
| Usage: terraform [global options] providers schema -json |
| |
| Prints out a json representation of the schemas for all providers used |
| in the current configuration. |
| ` |