Add dedicated operator Git identity

platform/operator/athena_operatord.py

@@ -14,6 +14,7 @@ import hashlib
 import json
 import os
 import re
+import shlex
 import shutil
 import socketserver
 import subprocess
@@ -70,8 +71,19 @@ def compact(text: str) -> str:
 
 
 def run(argv: list[str], *, cwd: Path = STACK, timeout: int = 900, check: bool = False) -> dict[str, Any]:
+    environment = {
+        "PATH": "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
+        "LANG": "C.UTF-8",
+        "HOME": "/root",
+    }
+    git_key = Path(os.environ.get("ATHENA_OPERATOR_GIT_SSH_KEY", "/etc/mike-ai/athena-operator-git"))
+    if git_key.is_file():
+        environment["GIT_SSH_COMMAND"] = (
+            f"ssh -i {shlex.quote(str(git_key))} -o IdentitiesOnly=yes "
+            "-o StrictHostKeyChecking=yes"
+        )
     completed = subprocess.run(
-        argv, cwd=cwd, env={"PATH": "/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin", "LANG": "C.UTF-8", "HOME": "/root"},
+        argv, cwd=cwd, env=environment,
         stdin=subprocess.DEVNULL, stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
         text=True, errors="replace", timeout=timeout, check=False,
     )