fix: deploy verify parsing must ignore ssh warning lines (#55)

Co-authored-by: host <host@test.local>

deploy/deploy.py

@@ -35,6 +35,7 @@ import argparse
 import hashlib
 import json
 import os
+import re
 import shutil
 import subprocess
 import sys
@@ -183,11 +184,24 @@ def scp_cmd(host, user, local, remote):
 
 
 def remote_sha(host, user, remote_path):
+    """远端 sha256sum 的输出里取 64 位 hex。不能取 split()[0]：经 pty
+    的 ssh helper 会把 stderr 的 Warning（例如 Permanently added to
+    the list of known hosts）合并进 stdout 放在 sha 行前面，首 token
+    于是变成 Warning:，导致传输明明成功却被判验真失败（2026-10-27
+    新链路首推实测）。"""
     r = subprocess.run(ssh_cmd(host, user, "sha256sum %s" % remote_path),
                        capture_output=True, text=True)
     if r.returncode != 0:
         return None
-    return r.stdout.split()[0] if r.stdout.split() else None
+    m = re.search(r"\b[0-9a-f]{64}\b", r.stdout)
+    return m.group(0) if m else None
+
+
+def live_commit(text):
+    """从 ssh 输出里取 40 位 commit。理由同 remote_sha：helper 的
+    Warning 行会混进 stdout，直接 strip() 比对必失败。"""
+    m = re.search(r"\b[0-9a-f]{40}\b", text)
+    return m.group(0) if m else None
 
 
 def remote_rm(host, user, remote_path):
@@ -312,7 +326,7 @@ def main(argv=None):
     live = subprocess.run(
         ssh_cmd(host, user, "cat /opt/codex-app-server/DEPLOYED_COMMIT"),
         capture_output=True, text=True)
-    if live.stdout.strip() != commit:
+    if live_commit(live.stdout) != commit:
         print("二次核对失败：live DEPLOYED_COMMIT=%s，期望 %s。"
               "请立即用 deploy/rollback.sh 检查，不要再推新版。"
               % (live.stdout.strip(), commit), file=sys.stderr)

deploy/tests/test_deploy.py

@@ -9,6 +9,7 @@ import sys
 import tarfile
 import tempfile
 import unittest
+from unittest import mock
 
 REPO_ROOT = os.path.dirname(os.path.dirname(os.path.dirname(
     os.path.abspath(__file__))))
@@ -52,6 +53,34 @@ class TestDeployPure(unittest.TestCase):
         finally:
             os.unlink(path)
 
+    def test_remote_sha_ignores_ssh_warning_lines(self):
+        # 2026-10-27 新链路首推实测：pty helper 把 ssh 的 Warning 行
+        # 合并进 stdout 放在 sha 行前面，旧 split()[0] 取到 Warning:
+        # 导致传输明明成功却被判验真失败、两路都“失败”。
+        sha = "5d0645b85a65b2d58d0d5812f9e8020bdafe15d60dc440e763cfcc7cd178148b"
+        fake = subprocess.CompletedProcess(
+            args=[], returncode=0,
+            stdout="Warning: Permanently added 'x' (ED25519) to the list of known hosts.\n"
+                   + sha + "  /tmp/x.tar.gz\n", stderr="")
+        with mock.patch.object(deploy_mod.subprocess, "run",
+                               return_value=fake):
+            self.assertEqual(deploy_mod.remote_sha("h", "u", "/tmp/x"), sha)
+
+    def test_remote_sha_none_without_hash(self):
+        fake = subprocess.CompletedProcess(args=[], returncode=0,
+                                           stdout="Warning: something\n",
+                                           stderr="")
+        with mock.patch.object(deploy_mod.subprocess, "run",
+                               return_value=fake):
+            self.assertIsNone(deploy_mod.remote_sha("h", "u", "/tmp/x"))
+
+    def test_live_commit_ignores_ssh_warning_lines(self):
+        commit = "32125f7a980e24fd28664a60701d7c1123beb63e"
+        out = "Warning: Permanently added 'x' (ED25519) to the list of known hosts.\n" \
+            + commit + "\n"
+        self.assertEqual(deploy_mod.live_commit(out), commit)
+        self.assertIsNone(deploy_mod.live_commit("Warning: something\n"))
+
 
 class TestBuildRelease(unittest.TestCase):
     def test_build_from_temp_git_repo(self):