test: 通用的测试服镜像切换脚本（先打回滚标签+env 0600 备份，读回校验）

deploy/test_switch_image.sh

@@ -0,0 +1,66 @@
+#!/usr/bin/env bash
+# Generic test-server image switch: rollback tag first, 0600 runtime.env backup,
+# post-edit verification (exactly 1 DOBOTAI_IMAGE line, unchanged line count),
+# container recreate, then read-only readback incl. binary literal presence.
+# Usage: bash test_switch_image.sh <image:tag> <label>
+set -euo pipefail
+NEW_IMAGE="${1:?usage: test_switch_image.sh <image:tag> <label>}"
+LABEL="${2:?usage: test_switch_image.sh <image:tag> <label>}"
+RUNTIME_ENV=/opt/dobotai/container/runtime.env
+OLD_IMAGE="$(grep -m1 '^DOBOTAI_IMAGE=' "$RUNTIME_ENV" | cut -d= -f2-)"
+ROLLBACK_TAG="dobotai-dingtalk:rollback-$(echo "$OLD_IMAGE" | sed 's/.*://')-before-$LABEL"
+STAMP="$(date +%Y%m%dT%H%M%S)"
+BACKUP_DIR=/opt/dobotai/container/backups
+BACKUP="$BACKUP_DIR/runtime.env.before-$LABEL.$STAMP"
+
+echo "== preflight =="
+docker image inspect "$NEW_IMAGE" >/dev/null
+[ "$OLD_IMAGE" != "$NEW_IMAGE" ] || { echo "ABORT: runtime.env already points at $NEW_IMAGE" >&2; exit 1; }
+[ "$(grep -c '^DOBOTAI_IMAGE=' "$RUNTIME_ENV")" = "1" ] || { echo "ABORT: DOBOTAI_IMAGE line count != 1" >&2; exit 1; }
+echo "old_image=$OLD_IMAGE"
+echo "new_image=$NEW_IMAGE"
+echo "rollback_tag=$ROLLBACK_TAG"
+
+echo "== tag rollback target =="
+if docker image inspect "$ROLLBACK_TAG" >/dev/null 2>&1; then
+  echo "rollback tag already exists, keeping it (no overwrite)"
+else
+  docker tag "$OLD_IMAGE" "$ROLLBACK_TAG"
+  echo "tagged $OLD_IMAGE -> $ROLLBACK_TAG"
+fi
+
+echo "== backup runtime.env =="
+mkdir -p "$BACKUP_DIR"
+install -m 0600 "$RUNTIME_ENV" "$BACKUP"
+echo "backup=$BACKUP"
+
+echo "== rewrite DOBOTAI_IMAGE =="
+tmp="$(mktemp /opt/dobotai/container/.runtime.env.XXXXXX)"
+awk -v new="$NEW_IMAGE" '/^DOBOTAI_IMAGE=/ { sub(/^DOBOTAI_IMAGE=.*/, "DOBOTAI_IMAGE=" new) } { print }' "$RUNTIME_ENV" >"$tmp"
+after_count="$(grep -c "^DOBOTAI_IMAGE=$NEW_IMAGE\$" "$tmp")"
+if [ "$after_count" != "1" ] || [ "$(wc -l <"$tmp")" != "$(wc -l <"$RUNTIME_ENV")" ]; then
+  rm -f "$tmp"
+  echo "ABORT: post-edit verification failed (match=$after_count)" >&2
+  exit 1
+fi
+chmod 0644 "$tmp"
+mv "$tmp" "$RUNTIME_ENV"
+grep -n '^DOBOTAI_IMAGE=' "$RUNTIME_ENV"
+
+echo "== recreate container =="
+cd /opt/dobotai/container
+docker compose --env-file runtime.env -f compose.yaml up -d --no-deps --force-recreate dobotai-dingtalk
+
+echo "== readback =="
+sleep 3
+curl -fsS http://127.0.0.1:8090/healthz; echo
+docker inspect dobotai-dingtalk --format 'image={{.Config.Image}} status={{.State.Status}} started={{.State.StartedAt}}'
+for lit in PartialFeed autoLayout 智能推理模式; do
+  if docker exec dobotai-dingtalk grep -aqF "$lit" /proc/1/root/usr/local/bin/dobotai; then
+    echo "literal $lit: PRESENT"
+  else
+    echo "literal $lit: ABSENT"
+  fi
+done
+docker logs dobotai-dingtalk --since 60s 2>&1 | tail -8
+echo "rollback: set DOBOTAI_IMAGE=$OLD_IMAGE in $RUNTIME_ENV (backup $BACKUP) then: docker compose --env-file runtime.env -f compose.yaml up -d --no-deps --force-recreate dobotai-dingtalk"