Add sgard info command for detailed file inspection.

Shows path, type, status, mode, hash, timestamps, encryption,
lock state, and targeting labels for a single tracked file.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
2026-03-25 11:24:23 -07:00
parent e37e788885
commit cefa9b7970
5 changed files with 435 additions and 2 deletions

158
garden/info.go Normal file
View File

@@ -0,0 +1,158 @@
package garden
import (
"fmt"
"os"
"strings"
)
// FileInfo holds detailed information about a single tracked entry.
type FileInfo struct {
Path string // tilde path from manifest
Type string // "file", "link", or "directory"
State string // "ok", "modified", "drifted", "missing", "skipped"
Mode string // octal file mode from manifest
Hash string // blob hash from manifest (files only)
PlaintextHash string // plaintext hash (encrypted files only)
CurrentHash string // SHA-256 of current file on disk (files only, empty if missing)
Encrypted bool
Locked bool
Updated string // manifest timestamp (RFC 3339)
DiskModTime string // filesystem modification time (RFC 3339, empty if missing)
Target string // symlink target (links only)
CurrentTarget string // current symlink target on disk (links only, empty if missing)
Only []string // targeting: only these labels
Never []string // targeting: never these labels
BlobStored bool // whether the blob exists in the store
}
// Info returns detailed information about a tracked file.
func (g *Garden) Info(path string) (*FileInfo, error) {
abs, err := resolvePath(path)
if err != nil {
return nil, err
}
tilded := toTildePath(abs)
entry := g.findEntry(tilded)
if entry == nil {
// Also try the path as given (it might already be a tilde path).
entry = g.findEntry(path)
if entry == nil {
return nil, fmt.Errorf("not tracked: %s", path)
}
}
fi := &FileInfo{
Path: entry.Path,
Type: entry.Type,
Mode: entry.Mode,
Hash: entry.Hash,
PlaintextHash: entry.PlaintextHash,
Encrypted: entry.Encrypted,
Locked: entry.Locked,
Target: entry.Target,
Only: entry.Only,
Never: entry.Never,
}
if !entry.Updated.IsZero() {
fi.Updated = entry.Updated.Format("2006-01-02 15:04:05 UTC")
}
// Check blob existence for files.
if entry.Type == "file" && entry.Hash != "" {
fi.BlobStored = g.store.Exists(entry.Hash)
}
// Determine state and filesystem info.
labels := g.Identity()
applies, err := EntryApplies(entry, labels)
if err != nil {
return nil, err
}
if !applies {
fi.State = "skipped"
return fi, nil
}
entryAbs, err := ExpandTildePath(entry.Path)
if err != nil {
return nil, fmt.Errorf("expanding path %s: %w", entry.Path, err)
}
info, err := os.Lstat(entryAbs)
if os.IsNotExist(err) {
fi.State = "missing"
return fi, nil
}
if err != nil {
return nil, fmt.Errorf("stat %s: %w", entryAbs, err)
}
fi.DiskModTime = info.ModTime().UTC().Format("2006-01-02 15:04:05 UTC")
switch entry.Type {
case "file":
hash, err := HashFile(entryAbs)
if err != nil {
return nil, fmt.Errorf("hashing %s: %w", entryAbs, err)
}
fi.CurrentHash = hash
compareHash := entry.Hash
if entry.Encrypted && entry.PlaintextHash != "" {
compareHash = entry.PlaintextHash
}
if hash != compareHash {
if entry.Locked {
fi.State = "drifted"
} else {
fi.State = "modified"
}
} else {
fi.State = "ok"
}
case "link":
target, err := os.Readlink(entryAbs)
if err != nil {
return nil, fmt.Errorf("reading symlink %s: %w", entryAbs, err)
}
fi.CurrentTarget = target
if target != entry.Target {
fi.State = "modified"
} else {
fi.State = "ok"
}
case "directory":
fi.State = "ok"
}
return fi, nil
}
// resolvePath resolves a user-provided path to an absolute path, handling
// tilde expansion and relative paths.
func resolvePath(path string) (string, error) {
if path == "~" || strings.HasPrefix(path, "~/") {
return ExpandTildePath(path)
}
home, err := os.UserHomeDir()
if err != nil {
return "", err
}
// If it looks like a tilde path already, just expand it.
if strings.HasPrefix(path, home) {
return path, nil
}
abs, err := os.Getwd()
if err != nil {
return "", err
}
if !strings.HasPrefix(path, "/") {
path = abs + "/" + path
}
return path, nil
}

191
garden/info_test.go Normal file
View File

@@ -0,0 +1,191 @@
package garden
import (
"os"
"path/filepath"
"testing"
)
func TestInfoTrackedFile(t *testing.T) {
root := t.TempDir()
repoDir := filepath.Join(root, "repo")
g, err := Init(repoDir)
if err != nil {
t.Fatalf("Init: %v", err)
}
// Create a file to track.
filePath := filepath.Join(root, "hello.txt")
if err := os.WriteFile(filePath, []byte("hello\n"), 0o644); err != nil {
t.Fatalf("WriteFile: %v", err)
}
if err := g.Add([]string{filePath}); err != nil {
t.Fatalf("Add: %v", err)
}
fi, err := g.Info(filePath)
if err != nil {
t.Fatalf("Info: %v", err)
}
if fi.Type != "file" {
t.Errorf("Type = %q, want %q", fi.Type, "file")
}
if fi.State != "ok" {
t.Errorf("State = %q, want %q", fi.State, "ok")
}
if fi.Hash == "" {
t.Error("Hash is empty")
}
if fi.CurrentHash == "" {
t.Error("CurrentHash is empty")
}
if fi.Hash != fi.CurrentHash {
t.Errorf("Hash = %q != CurrentHash = %q", fi.Hash, fi.CurrentHash)
}
if fi.Updated == "" {
t.Error("Updated is empty")
}
if fi.DiskModTime == "" {
t.Error("DiskModTime is empty")
}
if !fi.BlobStored {
t.Error("BlobStored = false, want true")
}
if fi.Mode != "0644" {
t.Errorf("Mode = %q, want %q", fi.Mode, "0644")
}
}
func TestInfoModifiedFile(t *testing.T) {
root := t.TempDir()
repoDir := filepath.Join(root, "repo")
g, err := Init(repoDir)
if err != nil {
t.Fatalf("Init: %v", err)
}
filePath := filepath.Join(root, "hello.txt")
if err := os.WriteFile(filePath, []byte("hello\n"), 0o644); err != nil {
t.Fatalf("WriteFile: %v", err)
}
if err := g.Add([]string{filePath}); err != nil {
t.Fatalf("Add: %v", err)
}
// Modify the file.
if err := os.WriteFile(filePath, []byte("changed\n"), 0o644); err != nil {
t.Fatalf("WriteFile: %v", err)
}
fi, err := g.Info(filePath)
if err != nil {
t.Fatalf("Info: %v", err)
}
if fi.State != "modified" {
t.Errorf("State = %q, want %q", fi.State, "modified")
}
if fi.CurrentHash == fi.Hash {
t.Error("CurrentHash should differ from Hash after modification")
}
}
func TestInfoMissingFile(t *testing.T) {
root := t.TempDir()
repoDir := filepath.Join(root, "repo")
g, err := Init(repoDir)
if err != nil {
t.Fatalf("Init: %v", err)
}
filePath := filepath.Join(root, "hello.txt")
if err := os.WriteFile(filePath, []byte("hello\n"), 0o644); err != nil {
t.Fatalf("WriteFile: %v", err)
}
if err := g.Add([]string{filePath}); err != nil {
t.Fatalf("Add: %v", err)
}
// Remove the file.
if err := os.Remove(filePath); err != nil {
t.Fatalf("Remove: %v", err)
}
fi, err := g.Info(filePath)
if err != nil {
t.Fatalf("Info: %v", err)
}
if fi.State != "missing" {
t.Errorf("State = %q, want %q", fi.State, "missing")
}
if fi.DiskModTime != "" {
t.Errorf("DiskModTime = %q, want empty for missing file", fi.DiskModTime)
}
}
func TestInfoUntracked(t *testing.T) {
root := t.TempDir()
repoDir := filepath.Join(root, "repo")
g, err := Init(repoDir)
if err != nil {
t.Fatalf("Init: %v", err)
}
filePath := filepath.Join(root, "nope.txt")
if err := os.WriteFile(filePath, []byte("nope\n"), 0o644); err != nil {
t.Fatalf("WriteFile: %v", err)
}
_, err = g.Info(filePath)
if err == nil {
t.Fatal("Info should fail for untracked file")
}
}
func TestInfoSymlink(t *testing.T) {
root := t.TempDir()
repoDir := filepath.Join(root, "repo")
g, err := Init(repoDir)
if err != nil {
t.Fatalf("Init: %v", err)
}
target := filepath.Join(root, "target.txt")
if err := os.WriteFile(target, []byte("target\n"), 0o644); err != nil {
t.Fatalf("WriteFile: %v", err)
}
linkPath := filepath.Join(root, "link.txt")
if err := os.Symlink(target, linkPath); err != nil {
t.Fatalf("Symlink: %v", err)
}
if err := g.Add([]string{linkPath}); err != nil {
t.Fatalf("Add: %v", err)
}
fi, err := g.Info(linkPath)
if err != nil {
t.Fatalf("Info: %v", err)
}
if fi.Type != "link" {
t.Errorf("Type = %q, want %q", fi.Type, "link")
}
if fi.State != "ok" {
t.Errorf("State = %q, want %q", fi.State, "ok")
}
if fi.Target != target {
t.Errorf("Target = %q, want %q", fi.Target, target)
}
}