Feat/service manage (#10381)

### What problem does this PR solve?

- Admin service support SHOW SERVICE <id>.

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

issue: #10241

api/utils/common.py

@@ -21,3 +21,26 @@ def string_to_bytes(string):
 
 def bytes_to_string(byte):
     return byte.decode(encoding="utf-8")
+
+
+def convert_bytes(size_in_bytes: int) -> str:
+    """
+    Format size in bytes.
+    """
+    if size_in_bytes == 0:
+        return "0 B"
+
+    units = ['B', 'KB', 'MB', 'GB', 'TB', 'PB']
+    i = 0
+    size = float(size_in_bytes)
+
+    while size >= 1024 and i < len(units) - 1:
+        size /= 1024
+        i += 1
+
+    if i == 0 or size >= 100:
+        return f"{size:.0f} {units[i]}"
+    elif size >= 10:
+        return f"{size:.1f} {units[i]}"
+    else:
+        return f"{size:.2f} {units[i]}"