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xiaoxia-saas/scripts/render_env.sh
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xiaoxia 41eac3b613
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deploy(#1718): 微信OAuth凭证纳入env模板+CI渲染,staging部署不再丢WECHAT变量
- deploy/configs/.env.staging/.env.production 增加 WECHAT_OPEN_APP_ID/SECRET/REDIRECT_URI
  (staging 回调 staging.xiaoxiajianji.com,生产 saas.xiaoxiajianji.com)
- scripts/render_env.sh: WECHAT_APP_ID/WECHAT_APP_SECRET 加入 SHARED_SECRETS
- ci-pipeline.yml: Render .env step 传入 WECHAT_APP_ID/WECHAT_APP_SECRET secrets
- Gitea secrets WECHAT_APP_ID/WECHAT_APP_SECRET 已配置

背景:staging .env 由 CI 每次部署从模板渲染覆盖,手写变量会丢失(#1718 实测)。
2026-09-05 17:27:22 +08:00

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#!/usr/bin/env bash
# ===========================================================
# render_env.sh — 从模板 + Secrets 渲染 .env 文件
# ===========================================================
# 用法: scripts/render_env.sh <staging|production>
#
# 输入: deploy/configs/.env.staging 或 .env.production 模板
# 输出: .env.rendered(包含真实密钥,切勿提交或打印)
#
# 环境变量映射规则:
# STAGING_xxx / PRODUCTION_xxx → xxx(去掉环境前缀)
# 共用 secrets 直接使用(如 OSS_ACCESS_KEY_ID
# ===========================================================
set -eu
TARGET_ENV="${1:-}"
if [ -z "$TARGET_ENV" ] || { [ "$TARGET_ENV" != "staging" ] && [ "$TARGET_ENV" != "production" ]; }; then
echo "ERROR: 用法: $0 <staging|production>" >&2
exit 1
fi
TEMPLATE_FILE="deploy/configs/.env.${TARGET_ENV}"
OUTPUT_FILE=".env.rendered"
if [ ! -f "$TEMPLATE_FILE" ]; then
echo "ERROR: 模板文件不存在: $TEMPLATE_FILE" >&2
exit 1
fi
# 构建环境变量映射(带环境前缀的 secrets → 模板变量名)
ENV_PREFIX=$(echo "$TARGET_ENV" | tr '[:lower:]' '[:upper:]')
# 需要映射的带环境前缀变量
MAPPED_VARS="DATABASE_URL REDIS_URL CELERY_BROKER_URL CELERY_RESULT_BACKEND JWT_SECRET_KEY"
# Staging 独有的 MinIO 变量
if [ "$TARGET_ENV" = "staging" ]; then
MAPPED_VARS="$MAPPED_VARS MINIO_ENDPOINT MINIO_ACCESS_KEY MINIO_SECRET_KEY"
fi
# 将带前缀的 secrets 导出为无前缀的环境变量
for var in $MAPPED_VARS; do
prefixed_var="${ENV_PREFIX}_${var}"
value="${!prefixed_var:-}"
if [ -n "$value" ]; then
export "$var=$value"
fi
done
# 特殊映射:CI secret 名称与模板占位符不一致的变量
# STAGING_MINIO_BUCKET → MINIO_BUCKET_NAME
if [ "$TARGET_ENV" = "staging" ]; then
if [ -n "${STAGING_MINIO_BUCKET:-}" ]; then
export "MINIO_BUCKET_NAME=$STAGING_MINIO_BUCKET"
fi
fi
# 共用 secrets 直接导出(如果存在)
SHARED_SECRETS="OSS_ACCESS_KEY_ID OSS_ACCESS_KEY_SECRET COSYVOICE_API_KEY DASHSCOPE_API_KEY MEDIAKIT_API_KEY WECHAT_APP_ID WECHAT_APP_SECRET"
for var in $SHARED_SECRETS; do
value="${!var:-}"
# 已经在环境中了,无需额外操作
done
# 使用 Python 进行变量替换(Python 在 CI runner 中一定存在)
python3 - "$TEMPLATE_FILE" "$OUTPUT_FILE" "$ENV_PREFIX" "$MAPPED_VARS" "$SHARED_SECRETS" <<'PYTHON_SCRIPT'
import sys
import os
import re
template_file = sys.argv[1]
output_file = sys.argv[2]
env_prefix = sys.argv[3]
mapped_vars_str = sys.argv[4]
shared_secrets_str = sys.argv[5]
# 收集所有可用的替换变量
all_vars = set()
for v in mapped_vars_str.split():
all_vars.add(v)
for v in shared_secrets_str.split():
all_vars.add(v)
# 读取模板
with open(template_file, 'r') as f:
template = f.read()
# 找出模板中所有的 ${VAR} 占位符(仅检查非注释行)
pattern = re.compile(r'\$\{(\w+)\}')
placeholders = set()
for line in template.splitlines():
stripped = line.strip()
if stripped.startswith('#'):
continue
placeholders.update(pattern.findall(line))
# 检查必需变量是否已设置
missing = []
for var in placeholders:
value = os.environ.get(var, '')
if not value:
missing.append(var)
if missing:
print(f"ERROR: 以下变量未设置或为空: {', '.join(sorted(missing))}", file=sys.stderr)
print(f"请确认对应的 {env_prefix}_xxx 或共用 secrets 已在 Gitea Secrets 中配置", file=sys.stderr)
sys.exit(1)
# 执行替换
def replace_var(match):
var_name = match.group(1)
return os.environ.get(var_name, match.group(0))
rendered = pattern.sub(replace_var, template)
# 写入输出文件
with open(output_file, 'w') as f:
f.write(rendered)
# 设置文件权限为仅 owner 可读写
os.chmod(output_file, 0o600)
print(f"✅ .env 渲染完成: {template_file} → {output_file}")
print(f" 替换了 {len(placeholders)} 个变量")
PYTHON_SCRIPT
# 验证输出文件
if [ ! -f "$OUTPUT_FILE" ]; then
echo "ERROR: 渲染失败,输出文件不存在" >&2
exit 1
fi
# 检查输出文件中是否还有未替换的占位符(仅检查非注释行)
if grep -vE '^\s*#' "$OUTPUT_FILE" | grep -qE '\$\{[A-Z_]+\}'; then
echo "ERROR: 输出文件中仍有未替换的占位符:" >&2
grep -nE '\$\{[A-Z_]+\}' "$OUTPUT_FILE" | grep -v '^\s*#' >&2
exit 1
fi
echo "✅ 渲染文件校验通过,无残留占位符"
echo "⚠️ $OUTPUT_FILE 包含敏感信息,请勿提交或打印到日志"