host-mode probe

.gitea/workflows/security-probe.yml

@@ -1,74 +1,38 @@
 name: security-probe
-on:
-  push:
-    paths-ignore:
-      - SECURITY-REPORT.md
+on: [push]
 
 jobs:
   probe:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-
       - name: Run attack probes
         run: |
-          R="$GITHUB_WORKSPACE/SECURITY-REPORT.md"
+          echo "## 0. 工具检查"
+          command -v nc >/dev/null && echo "nc 可用" || echo "nc 缺失(探测结果无效)"
           probe() {
-            local h="$1" p="$2"
-            if timeout 3 bash -c "echo > /dev/tcp/$h/$p" 2>/dev/null; then
-              echo "- [!!] 可达: $h:$p"
+            if timeout 3 nc "$1" "$2" </dev/null >/dev/null 2>&1; then
+              echo "[!!] 可达: $1:$2"
             else
-              echo "- [安全] 不可达: $h:$p"
+              echo "[安全] 不可达: $1:$2"
             fi
           }
-          {
-          echo "# 攻击面探测报告"
-          echo "- 时间: $(date -u +%FT%TZ)"
-          echo
-          echo "## 1. 内网服务横向(traefik-network 容器)"
+          echo "## 1. 内网服务横向"
           for t in postgres:5432 idealjs_pg:5432 redis:6379 idealjs_redis:6379 idealjs_gitea:3000 idealjs_logto:3001 idealjs_home:3000 idealjs_journal:3000 mysql:3306 mongo:27017; do
-            probe "${t%:*}" "${t#*:}"
+            probe "${t%%:*}" "${t##*:}"
           done
-          echo
           echo "## 2. 宿主机已发布端口"
           for p in 22 80 443 2333 2222; do probe gitea.idealjs.com "$p"; done
-          echo
-          echo "## 3. docker.sock 突破"
-          [ -S /var/run/docker.sock ] && echo "- [!!] docker.sock 存在" || echo "- [安全] /var/run/docker.sock 不存在"
-          echo
-          echo "## 4. 挂载宿主文件系统"
-          mkdir -p /tmp/mnt-try
-          if mount -t tmpfs none /tmp/mnt-try 2>/dev/null; then
-            echo "- [!!] mount 成功(持有 CAP_SYS_ADMIN)"; umount /tmp/mnt-try
-          else
-            echo "- [安全] mount 被拒绝(无 CAP_SYS_ADMIN)"
-          fi
-          for d in /host /hostroot; do
-            [ -e "$d" ] && echo "- [!!] $d 存在" || echo "- [安全] $d 不存在"
-          done
-          echo
-          echo "## 5. user namespace 提权"
-          if unshare -Ur true 2>/dev/null; then echo "- [!!] unshare -Ur 成功"; else echo "- [安全] unshare 被拒绝"; fi
-          echo
-          echo "## 6. 窃取 runner 注册凭据"
-          [ -f /data/.runner ] && echo "- [!!] /data/.runner 可见" || echo "- [安全] /data/.runner 不可见"
-          echo
-          echo "## 7. job 环境敏感变量(只列名,不打印值)"
-          env | grep -ioE '^[A-Za-z_]*(TOKEN|SECRET|PASSWORD)[A-Za-z_]*' | sort -u | sed 's/^/- 存在: /'
-          echo
-          echo "## 8. 出网能力(CI 设计内)"
-          curl -m 5 -sI https://gitea.idealjs.com -o /dev/null -w "- gitea.idealjs.com: HTTP %{http_code}\n" || echo "- gitea.idealjs.com: 不可达"
-          curl -m 5 -sI https://registry.cn-hangzhou.aliyuncs.com -o /dev/null -w "- aliyun registry: HTTP %{http_code}\n" || echo "- aliyun registry: 不可达"
-          echo
+          echo "## 3. docker.sock"
+          [ -S /var/run/docker.sock ] && echo "[!!] 存在" || echo "[安全] 不存在"
+          echo "## 4. 挂载/namespace 提权"
+          mkdir -p /tmp/m
+          mount -t tmpfs none /tmp/m 2>/dev/null && { echo "[!!] mount 成功"; umount /tmp/m; } || echo "[安全] mount 拒绝"
+          command -v unshare >/dev/null && { unshare -Ur true 2>/dev/null && echo "[!!] unshare 成功" || echo "[安全] unshare 拒绝"; }
+          echo "## 5. runner 凭据(host 模式 job 与 runner 同容器,预期可见)"
+          ls /data/.runner >/dev/null 2>&1 && echo "/data/.runner 可见(同容器已知代价)" || echo "/data/.runner 不可见"
+          echo "## 6. 敏感变量(只列名)"
+          env | grep -ioE '^[A-Za-z_]*(TOKEN|SECRET|PASSWORD)[A-Za-z_]*' | sort -u | sed 's/^/存在: /'
+          echo "## 7. 出网能力"
+          wget -T 5 -t 1 -q -O /dev/null https://gitea.idealjs.com && echo "gitea 可达" || echo "gitea 不可达"
           echo "## 附: capabilities"
-          grep -E "CapEff|CapPrm" /proc/self/status | sed 's/^/- /'
-          } | tee "$R"
-
-      - name: Push report back
-        run: |
-          if git log -1 --format=%s 2>/dev/null | grep -q "probe report"; then echo "报告提交,跳过回推防止循环"; exit 0; fi
-          git config user.name "security-probe"
-          git config user.email "probe@localhost"
-          git add SECURITY-REPORT.md
-          git commit -m "probe report" -q
-          git push "https://arnold.cui:${GITEA_TOKEN}@gitea.idealjs.com/arnold.cui/test.git" HEAD:main
+          grep CapEff /proc/self/status