feat(cmd): add info command to list supported agents and runtimes #121
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,128 @@ | ||
| /********************************************************************** | ||
| * Copyright (C) 2026 Red Hat, Inc. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| * | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| **********************************************************************/ | ||
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| package cmd | ||
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| import ( | ||
| "encoding/json" | ||
| "fmt" | ||
| "path/filepath" | ||
| "strings" | ||
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| api "github.com/kortex-hub/kortex-cli-api/cli/go" | ||
| "github.com/kortex-hub/kortex-cli/pkg/runtimesetup" | ||
| "github.com/kortex-hub/kortex-cli/pkg/version" | ||
| "github.com/spf13/cobra" | ||
| ) | ||
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| // infoCmd contains the configuration for the info command | ||
| type infoCmd struct { | ||
| output string | ||
| } | ||
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| // preRun validates the parameters and flags | ||
| func (i *infoCmd) preRun(cmd *cobra.Command, args []string) error { | ||
| // Validate output format if specified | ||
| if i.output != "" && i.output != "json" { | ||
| return fmt.Errorf("unsupported output format: %s (supported: json)", i.output) | ||
| } | ||
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| return nil | ||
| } | ||
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| // run executes the info command logic | ||
| func (i *infoCmd) run(cmd *cobra.Command, args []string) error { | ||
| runtimes := runtimesetup.ListAvailable() | ||
|
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| // Discover agents from runtimes that implement AgentLister | ||
| storageDir, err := cmd.Flags().GetString("storage") | ||
| if err != nil { | ||
| return outputErrorIfJSON(cmd, i.output, fmt.Errorf("failed to read --storage flag: %w", err)) | ||
| } | ||
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| absStorageDir, err := filepath.Abs(storageDir) | ||
| if err != nil { | ||
| return outputErrorIfJSON(cmd, i.output, fmt.Errorf("failed to resolve storage directory path: %w", err)) | ||
| } | ||
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| runtimeStorageDir := filepath.Join(absStorageDir, "runtimes") | ||
| agents, err := runtimesetup.ListAgents(runtimeStorageDir) | ||
| if err != nil { | ||
| return outputErrorIfJSON(cmd, i.output, fmt.Errorf("failed to list agents: %w", err)) | ||
| } | ||
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| if i.output == "json" { | ||
| return i.outputJSON(cmd, agents, runtimes) | ||
| } | ||
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| // Text output | ||
| out := cmd.OutOrStdout() | ||
| fmt.Fprintf(out, "Version: %s\n", version.Version) | ||
| fmt.Fprintf(out, "Agents: %s\n", strings.Join(agents, ", ")) | ||
| fmt.Fprintf(out, "Runtimes: %s\n", strings.Join(runtimes, ", ")) | ||
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| return nil | ||
| } | ||
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| // outputJSON outputs the info response as JSON | ||
| func (i *infoCmd) outputJSON(cmd *cobra.Command, agents, runtimes []string) error { | ||
| if agents == nil { | ||
| agents = []string{} | ||
| } | ||
| if runtimes == nil { | ||
| runtimes = []string{} | ||
| } | ||
| response := api.Info{ | ||
| Version: version.Version, | ||
| Agents: agents, | ||
| Runtimes: runtimes, | ||
| } | ||
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| jsonData, err := json.MarshalIndent(response, "", " ") | ||
| if err != nil { | ||
| return outputErrorIfJSON(cmd, i.output, fmt.Errorf("failed to marshal info to JSON: %w", err)) | ||
| } | ||
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| fmt.Fprintln(cmd.OutOrStdout(), string(jsonData)) | ||
| return nil | ||
| } | ||
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| func NewInfoCmd() *cobra.Command { | ||
| c := &infoCmd{} | ||
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| cmd := &cobra.Command{ | ||
| Use: "info", | ||
| Short: "Display information about kortex-cli", | ||
| Example: `# Show info | ||
| kortex-cli info | ||
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| # Show info in JSON format | ||
| kortex-cli info --output json | ||
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| # Show info using short flag | ||
| kortex-cli info -o json`, | ||
| Args: cobra.NoArgs, | ||
| PreRunE: c.preRun, | ||
| RunE: c.run, | ||
| } | ||
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| cmd.Flags().StringVarP(&c.output, "output", "o", "", "Output format (supported: json)") | ||
| cmd.RegisterFlagCompletionFunc("output", newOutputFlagCompletion([]string{"json"})) | ||
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| return cmd | ||
| } | ||
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