fix: use python script for downgrade to avoid heredoc issues

.gitea/workflows/downgrade-runners.yml

@@ -13,6 +13,5 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v3
       
-      - name: Downgrade all runners on new server to v0.2.6
-        run: |
-          bash scripts/downgrade_runners_v026.sh
+      - name: Downgrade all runners to v0.2.6 host mode
+        run: python3 scripts/downgrade_v026.py

scripts/downgrade_v026.py

@@ -0,0 +1,117 @@
+#!/usr/bin/env python3
+"""将新服务器Runner全部降级为v0.2.6 host模式"""
+import base64
+import subprocess
+import sys
+
+NEW_SERVER = "172.30.18.199"
+KEY_B64 = "b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZWQyNTUxOQAAACD6GquAk5vBEfbtaJCTSfnQEhjzC8e5GF60hSbPP0BJbAAAAJiQxGNokMRjaAAAAAtzc2gtZWQyNTUxOQAAACD6GquAk5vBEfbtaJCTSfnQEhjzC8e5GF60hSbPP0BJbAAAAED2muzuU4BAiCqbg0ayGxgiDvfS/xI1SFvb32oLzTnn8/oaq4CTm8ER9u1okJNJ+dASGPMLx7kYXrSFJs8/QElsAAAAFHJ1bm5lci1hZG1pbkB4aWFveGlhAQ=="
+REG_TOKEN = "ZMFH02WcdElay5ATmhhQYe1WNTESO9XMXcF0H9Tj"
+GITEA_URL = "https://git.xiaoxiajianji.com"
+LABELS = "saas,runtime-builder,host,ubuntu-latest,ubuntu-22.04"
+
+# 写入密钥
+key_path = "/tmp/new_server_ed25519"
+with open(key_path, "wb") as f:
+    f.write(base64.b64decode(KEY_B64))
+import os
+os.chmod(key_path, 0o600)
+
+def ssh(cmd):
+    """执行SSH命令，返回输出"""
+    full_cmd = f'ssh -i {key_path} -o StrictHostKeyChecking=no -o ConnectTimeout=10 root@{NEW_SERVER} "{cmd}"'
+    print(f"\n$ {cmd[:80]}...")
+    result = subprocess.run(full_cmd, shell=True, capture_output=True, text=True)
+    if result.stdout:
+        print(result.stdout.strip())
+    if result.stderr:
+        print("STDERR:", result.stderr.strip()[:200])
+    if result.returncode != 0:
+        print(f"  [RC={result.returncode}]")
+    return result
+
+def ssh_check(cmd):
+    """执行SSH命令，失败则退出"""
+    r = ssh(cmd)
+    if r.returncode != 0:
+        print(f"命令失败，退出")
+        sys.exit(1)
+    return r
+
+print("=" * 60)
+print("步骤1: 停止所有现有Runner服务和进程")
+print("=" * 60)
+ssh("systemctl stop gitea-runner-1.service gitea-runner-2.service gitea-runner-3.service gitea-runner-4.service gitea-runner-5.service gitea-runner-6.service 2>/dev/null; systemctl disable gitea-runner-1.service gitea-runner-2.service gitea-runner-3.service gitea-runner-4.service gitea-runner-5.service gitea-runner-6.service 2>/dev/null; pkill -f act_runner 2>/dev/null; sleep 1; echo 'done'")
+
+print("\n" + "=" * 60)
+print("步骤2: 备份现有配置")
+print("=" * 60)
+ssh_check("cp -r /opt/act-runner /opt/act-runner-backup-$(date +%Y%m%d%H%M) && echo backup_ok")
+
+print("\n" + "=" * 60)
+print("步骤3: 下载v0.2.6 act_runner")
+print("=" * 60)
+ssh_check("cd /opt/act-runner && curl -sL -o act_runner_v0.2.6 https://gitea.com/gitea/act_runner/releases/download/v0.2.6/act_runner-0.2.6-linux-amd64 && chmod +x act_runner_v0.2.6 && ./act_runner_v0.2.6 --version")
+
+print("\n" + "=" * 60)
+print("步骤4: 注册6个仓库级Runner (host模式)")
+print("=" * 60)
+for i in range(1, 7):
+    print(f"\n--- 注册 Runner {i} ---")
+    cmd = f"""
+    mkdir -p /opt/act-runner/runner-{i}
+    cd /opt/act-runner/runner-{i}
+    rm -f .runner config.yaml 2>/dev/null
+    /opt/act-runner/act_runner_v0.2.6 register \
+        --instance {GITEA_URL} \
+        --token {REG_TOKEN} \
+        --name xiaoxia-ci-runner-new-{i} \
+        --labels {LABELS} \
+        --no-interactive 2>&1
+    echo '---注册完成---'
+    """
+    ssh(cmd.strip())
+
+print("\n" + "=" * 60)
+print("步骤5: 创建systemd服务")
+print("=" * 60)
+for i in range(1, 7):
+    service_file = f"/etc/systemd/system/act-runner-{i}.service"
+    service_content = f"""[Unit]
+Description=Gitea Act Runner {i}
+After=network.target
+
+[Service]
+Type=simple
+User=root
+WorkingDirectory=/opt/act-runner/runner-{i}
+ExecStart=/opt/act-runner/act_runner_v0.2.6 daemon
+Restart=always
+RestartSec=5
+
+[Install]
+WantedBy=multi-user.target
+"""
+    # 用base64传内容避免转义问题
+    content_b64 = base64.b64encode(service_content.encode()).decode()
+    ssh(f"echo {content_b64} | base64 -d > {service_file} && echo service_{i}_ok")
+
+print("\n" + "=" * 60)
+print("步骤6: 启动所有Runner")
+print("=" * 60)
+start_cmd = """
+systemctl daemon-reload
+for i in 1 2 3 4 5 6; do
+    systemctl enable act-runner-$i.service
+    systemctl start act-runner-$i.service
+    echo "act-runner-$i: $(systemctl is-active act-runner-$i.service)"
+done
+sleep 3
+echo "进程数: $(ps aux | grep act_runner_v0.2.6 | grep -v grep | wc -l)"
+ps aux | grep act_runner_v0.2.6 | grep -v grep
+"""
+ssh(start_cmd.strip())
+
+print("\n" + "=" * 60)
+print("全部完成！")
+print("=" * 60)