Alexander Renz
3e41d88445
- Replace all emoji characters with ASCII equivalents throughout codebase - Replace Unicode box-drawing characters (═║╔╗╚╝━─) with ASCII (+|-=) - Replace checkmarks (✓✗) with [OK]/[FAIL] markers - 59 files updated, 741 lines changed - Improves terminal compatibility and reduces visual noise
111 lines
2.8 KiB
Go
111 lines
2.8 KiB
Go
package cmd
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import (
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"context"
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"fmt"
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"strings"
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"dbbackup/internal/engine"
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"github.com/spf13/cobra"
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)
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var engineCmd = &cobra.Command{
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Use: "engine",
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Short: "Backup engine management commands",
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Long: `Commands for managing and selecting backup engines.
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Available engines:
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- mysqldump: Traditional mysqldump backup (all MySQL versions)
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- clone: MySQL Clone Plugin (MySQL 8.0.17+)
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- snapshot: Filesystem snapshot (LVM/ZFS/Btrfs)
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- streaming: Direct cloud streaming backup`,
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}
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var engineListCmd = &cobra.Command{
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Use: "list",
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Short: "List available backup engines",
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Long: "List all registered backup engines and their availability status",
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RunE: runEngineList,
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}
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var engineInfoCmd = &cobra.Command{
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Use: "info [engine-name]",
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Short: "Show detailed information about an engine",
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Long: "Display detailed information about a specific backup engine",
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Args: cobra.ExactArgs(1),
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RunE: runEngineInfo,
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}
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func init() {
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rootCmd.AddCommand(engineCmd)
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engineCmd.AddCommand(engineListCmd)
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engineCmd.AddCommand(engineInfoCmd)
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}
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func runEngineList(cmd *cobra.Command, args []string) error {
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ctx := context.Background()
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registry := engine.DefaultRegistry
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fmt.Println("Available Backup Engines:")
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fmt.Println(strings.Repeat("-", 70))
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for _, info := range registry.List() {
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eng, err := registry.Get(info.Name)
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if err != nil {
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continue
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}
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avail, err := eng.CheckAvailability(ctx)
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if err != nil {
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fmt.Printf("\n%s (%s)\n", info.Name, info.Description)
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fmt.Printf(" Status: Error checking availability\n")
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continue
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}
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status := "[Y] Available"
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if !avail.Available {
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status = "[N] Not available"
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}
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fmt.Printf("\n%s (%s)\n", info.Name, info.Description)
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fmt.Printf(" Status: %s\n", status)
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if !avail.Available && avail.Reason != "" {
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fmt.Printf(" Reason: %s\n", avail.Reason)
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}
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fmt.Printf(" Restore: %v\n", eng.SupportsRestore())
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fmt.Printf(" Incremental: %v\n", eng.SupportsIncremental())
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fmt.Printf(" Streaming: %v\n", eng.SupportsStreaming())
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}
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return nil
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}
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func runEngineInfo(cmd *cobra.Command, args []string) error {
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ctx := context.Background()
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registry := engine.DefaultRegistry
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eng, err := registry.Get(args[0])
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if err != nil {
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return fmt.Errorf("engine not found: %s", args[0])
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}
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avail, err := eng.CheckAvailability(ctx)
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if err != nil {
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return fmt.Errorf("failed to check availability: %w", err)
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}
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fmt.Printf("Engine: %s\n", eng.Name())
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fmt.Printf("Description: %s\n", eng.Description())
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fmt.Println(strings.Repeat("-", 50))
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fmt.Printf("Available: %v\n", avail.Available)
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if avail.Reason != "" {
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fmt.Printf("Reason: %s\n", avail.Reason)
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}
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fmt.Printf("Restore: %v\n", eng.SupportsRestore())
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fmt.Printf("Incremental: %v\n", eng.SupportsIncremental())
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fmt.Printf("Streaming: %v\n", eng.SupportsStreaming())
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return nil
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}
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