docker-entrypoint.sh

#!/bin/bash
set -euo pipefail

# === 1. 权限修复逻辑 ===
# 默认用户和组（官方WordPress镜像的 www-data 用户的UID/GID）
DEFAULT_UID=33
DEFAULT_GID=33
TARGET_USER="www-data" 
TARGET_DIR="/var/www/html"

# 获取目标 UID/GID，如果未设置 PUID/PGID，则使用默认值 33
TARGET_UID=${PUID:-$DEFAULT_UID}
TARGET_GID=${PGID:-$DEFAULT_GID}

echo "Starting with UID: $TARGET_UID, GID: $TARGET_GID"

# 检查是否需要修改 UID/GID
if [ "$TARGET_UID" -ne "$DEFAULT_UID" ] || [ "$TARGET_GID" -ne "$DEFAULT_GID" ]; then
    echo "Modifying $TARGET_USER user ID..."
    
    # 修改 www-data 用户的 GID
    groupmod -o -g "$TARGET_GID" "$TARGET_USER" 2>/dev/null || true
    
    # 修改 www-data 用户的 UID
    usermod -o -u "$TARGET_UID" "$TARGET_USER" 2>/dev/null || true
fi

# 对挂载卷执行权限修复（核心步骤：保证 Apache 能读写）
echo "Fixing permissions on $TARGET_DIR (for bind mounts)..."
# 递归更改所有权为新的/目标 UID:GID
chown -R "$TARGET_UID:$TARGET_GID" "$TARGET_DIR" 

# 设置目录权限为 755
find "$TARGET_DIR" -type d -exec chmod 755 {} \;
# 设置文件权限为 644
find "$TARGET_DIR" -type f -exec chmod 644 {} \;


# === 2. PHP 配置逻辑 (保持不变) ===

# 设置默认值
UPLOAD_MAX_FILESIZE=${UPLOAD_MAX_FILESIZE:-64M}
POST_MAX_SIZE=${POST_MAX_SIZE:-64M}
MEMORY_LIMIT=${MEMORY_LIMIT:-256M}
PHP_MAX_EXECUTION_TIME=${PHP_MAX_EXECUTION_TIME:-600}

# 创建PHP配置目录（如果不存在）
mkdir -p /usr/local/etc/php/conf.d

# 动态生成PHP配置文件
cat > /usr/local/etc/php/conf.d/uploads.ini << EOF
; Dynamic PHP configuration generated by docker-entrypoint.sh
; Upload settings
upload_max_filesize = ${UPLOAD_MAX_FILESIZE}
post_max_size = ${POST_MAX_SIZE}
memory_limit = ${MEMORY_LIMIT}

;# Additional upload settings
max_execution_time = ${PHP_MAX_EXECUTION_TIME}
max_input_time = 300
max_input_vars = 3000
file_uploads = On
EOF

echo "PHP configuration generated:"
echo "  upload_max_filesize = ${UPLOAD_MAX_FILESIZE}"
echo "  post_max_size = ${POST_MAX_SIZE}"
echo "  memory_limit = ${MEMORY_LIMIT}"
echo "  max_execution_time = ${PHP_MAX_EXECUTION_TIME}"

# === 3. 调用原始入口点 (保持不变) ===
# 调用原始的WordPress Docker入口点
exec /usr/local/bin/wordpress-entrypoint.sh "$@"