wip

ingredients/file/fileSymlink.go

@@ -2,15 +2,29 @@ package file
 
 import (
 	"context"
+	"fmt"
+	"os"
 	"path/filepath"
 
 	"github.com/gogrlx/grlx/types"
 )
 
+// symlink creates a symlink at the given path
+//
+// the expected outcome is that name is a symlink pointing to target
+// if force is true, then name will be replaced if it already exists
+// if backupname is set, then name will be backed up to backupname if it already exists
+// and force is true, and name is not a symlink
+// if makedirs is true, then any missing directories in the path will be created
+// if user is set, then the symlink will be owned by that user
+// if group is set, then the symlink will be owned by that group
+// if mode is set, then the symlink will be set to that mode
+// if test is true, then the symlink will not be created, but the result will indicate
+// what would have happened
 func (f File) symlink(ctx context.Context, test bool) (types.Result, error) {
+	// parameters to implement:
 	// "name": "string", "target": "string", "force": "bool", "backupname": "string",
 	// "makedirs": "bool", "user": "string", "group": "string", "mode": "string",
-	return f.undef()
 	name, ok := f.params["name"].(string)
 	if !ok {
 		return types.Result{
@@ -28,5 +42,37 @@ func (f File) symlink(ctx context.Context, test bool) (types.Result, error) {
 			Succeeded: false, Failed: true,
 		}, types.ErrModifyRoot
 	}
+	target, ok := f.params["target"].(string)
+	if !ok {
+		return types.Result{
+			Succeeded: false, Failed: true,
+		}, types.ErrMissingTarget
+	}
+	target = filepath.Clean(target)
+	if target == "" {
+		return types.Result{
+			Succeeded: false, Failed: true,
+		}, types.ErrMissingTarget
+	}
+
+	nameStat, err := os.Stat(name)
+	if os.IsNotExist(err) {
+		if test {
+			return types.Result{
+				Succeeded: true, Failed: false,
+				Changed: true, Notes: []fmt.Stringer{
+					types.SimpleNote(fmt.Sprintf("symlink would be created %s -> %s", name, target)),
+				},
+			}, nil
+		}
+		// check if it's not already a symlink
+		if nameStat.Mode()&os.ModeSymlink == 0 {
+		}
+	} else if err != nil {
+		return types.Result{
+			Succeeded: false, Failed: true,
+		}, err
+	}
+
 	return f.undef()
 }

types/errors.go

@@ -26,9 +26,10 @@ var (
 	ErrCacheFailure   = errors.New("file caching failed")
 	ErrMissingContent = errors.New("file is missing content")
 
-	ErrFileNotFound = errors.New("file not found")
-	ErrHashMismatch = errors.New("file hash mismatch")
-	ErrDeleteRoot   = errors.New("cannot delete root directory")
-	ErrModifyRoot   = errors.New("cannot modify root directory")
-	ErrPathNotFound = errors.New("path not found")
+	ErrFileNotFound  = errors.New("file not found")
+	ErrHashMismatch  = errors.New("file hash mismatch")
+	ErrDeleteRoot    = errors.New("cannot delete root directory")
+	ErrModifyRoot    = errors.New("cannot modify root directory")
+	ErrMissingTarget = errors.New("target is missing")
+	ErrPathNotFound  = errors.New("path not found")
 )