gistfile1.txt

map $_project_name $project_name {
      default undefined;
    }
    
    map $_pool $pool {
      default undefined;
    }
    
    map $_php_version $php_version {
      default undefined;
    }
    
    map $_cgi_index $cgiIndex {
      default undefined;
    }

    log_format access_json '{'
      '"host": "$host", '
      '"document_root": "$document_root", '
      '"project": "$_project_name", '
      '"pool": "$_pool", '
      '"php_version": "$_php_version", '
      '"cgi_index": "$_cgi_index", '
      '"remote_addr": "$remote_addr", '
      '"remote_user": "$remote_user", '
      '"time_local": "$time_local", '
      '"status": "$status", '
      '"request": "$request", '
      '"http_referer": "$http_referer", '
      '"http_user_agent": "$http_user_agent", '
      '"body_bytes_sent": "$body_bytes_sent", '
      '"request_time": "$request_time", '
      '"upstream_response_time": "$upstream_response_time", '
      '"pipe": "$pipe"'
      '}';