CLI: Add cluster operations and management commands #98

Signed-off-by: Michael Mayer <michael@photoprism.app>

internal/commands/cluster_nodes_show.go

@@ -0,0 +1,72 @@
+package commands
+
+import (
+	"encoding/json"
+	"fmt"
+
+	"github.com/urfave/cli/v2"
+
+	"github.com/photoprism/photoprism/internal/config"
+	reg "github.com/photoprism/photoprism/internal/service/cluster/registry"
+	"github.com/photoprism/photoprism/pkg/clean"
+	"github.com/photoprism/photoprism/pkg/txt/report"
+)
+
+// ClusterNodesShowCommand shows node details.
+var ClusterNodesShowCommand = &cli.Command{
+	Name:      "show",
+	Usage:     "Shows node details (Portal-only)",
+	ArgsUsage: "<id|name>",
+	Flags:     append(report.CliFlags, JsonFlag),
+	Action:    clusterNodesShowAction,
+}
+
+func clusterNodesShowAction(ctx *cli.Context) error {
+	return CallWithDependencies(ctx, func(conf *config.Config) error {
+		if !conf.IsPortal() {
+			return fmt.Errorf("node show is only available on a Portal node")
+		}
+
+		key := ctx.Args().First()
+		if key == "" {
+			return cli.ShowSubcommandHelp(ctx)
+		}
+
+		r, err := reg.NewFileRegistry(conf)
+		if err != nil {
+			return err
+		}
+
+		// Resolve by id first, then by normalized name.
+		n, getErr := r.Get(key)
+		if getErr != nil {
+			name := clean.TypeLowerDash(key)
+			if name == "" {
+				return fmt.Errorf("invalid node identifier")
+			}
+			n, getErr = r.FindByName(name)
+		}
+		if getErr != nil || n == nil {
+			return fmt.Errorf("node not found")
+		}
+
+		opts := reg.NodeOpts{IncludeInternalURL: true, IncludeDBMeta: true}
+		dto := reg.BuildClusterNode(*n, opts)
+
+		if ctx.Bool("json") {
+			b, _ := json.Marshal(dto)
+			fmt.Println(string(b))
+			return nil
+		}
+
+		cols := []string{"ID", "Name", "Type", "Internal URL", "DB Name", "DB User", "DB Last Rotated", "Created At", "Updated At"}
+		var dbName, dbUser, dbRot string
+		if dto.DB != nil {
+			dbName, dbUser, dbRot = dto.DB.Name, dto.DB.User, dto.DB.DBLastRotatedAt
+		}
+		rows := [][]string{{dto.ID, dto.Name, dto.Type, dto.InternalURL, dbName, dbUser, dbRot, dto.CreatedAt, dto.UpdatedAt}}
+		out, err := report.RenderFormat(rows, cols, report.CliFormat(ctx))
+		fmt.Printf("\n%s\n", out)
+		return err
+	})
+}