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    Anti-DDoS:Fields included in full logs

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    Anti-DDoS:Fields included in full logs

    Last Updated:Jul 01, 2024

    This topic describes the fields that are included in the full logs of Anti-DDoS Proxy.

    Basic Information

    Field

    Description

    Example

    __topic__

    The topic of the log. The value is fixed as ddos_access_log, which indicates the logs of Anti-DDoS Proxy.

    ddos_access_log

    user_id

    The Alibaba Cloud account ID.

    166688437215****

    HTTP requests

    Field

    Description

    Example

    body_bytes_sent

    The size of the body in the request. Unit: bytes.

    2

    content_type

    The content type of the response body.

    application/x-www-form-urlencoded

    host

    The requested domain name.

    api.aliyundoc.com

    http_cookie

    The request cookie.

    k1=v1;k2=v2

    http_referer

    The referer of the request. If the referer does not exist, a hyphen (-) is returned.

    http://aliyundoc.com

    http_user_agent

    The user agent of the request.

    Dalvik/2.1.0 (Linux; U; Android 10; Android SDK built for x86 Build/QSR1.200715.002)

    http_x_forwarded_for

    The IP address of the upstream proxy.

    192.0.XX.XX

    https

    Indicates whether the request is an HTTPS request. Valid values: true and false.

    true

    matched_host

    The domain name that is matched, which can be a wildcard domain name. If no domain names are matched, a hyphen (-) is returned.

    *.aliyundoc.com

    real_client_ip

    The originating IP address of the client. If no originating IP addresses are retrieved, a hyphen (-) is returned.

    192.0.XX.XX

    isp_line

    The information about the Internet service provider (ISP) line, such as Border Gateway Protocol (BGP), China Telecom, or China Unicom.

    China Telecom

    remote_addr

    The IP address from which the request is initiated.

    192.0.XX.XX

    remote_port

    The ID of the port from which the request is initiated.

    23713

    request_length

    The size of the request. Unit: bytes.

    123

    request_method

    The HTTP method of the request.

    GET

    request_time_msec

    The processing time of the request. Unit: milliseconds.

    44

    request_uri

    The URI of the request.

    /answers/377971214/banner

    server_name

    The name of the origin server that is matched. If no origin servers are matched, default is returned.

    api.aliyundoc.com

    status

    The HTTP status code.

    200

    time

    The time of the request.

    2018-05-02T16:03:59+08:00

    querystring

    The query string in the request.

    token=bbcd&abc=123

    upstream_addr

    The list of origin addresses that are separated by commas (,). Each address is in the IP:Port format.

    192.0.XX.XX:443

    upstream_ip

    The origin IP address.

    192.0.XX.XX

    upstream_response_time

    The response time of the back-to-origin request. Unit: seconds.

    Note

    If the famax engine of the previous version is used, the unit of this field is milliseconds.

    0.044

    upstream_status

    The HTTP status code of the back-to-origin request.

    200

    vip_addr

    The IP address of the Anti-DDoS Proxy instance.

    203.107.XX.XX

    Client Information

    Field

    Description

    Example

    ua_browser

    The identifier of the browser.

    Note

    In some cases, a log does not contain this field.

    ie9

    ua_browser_family

    The series of the browser.

    Note

    In some cases, a log does not contain this field.

    internet explorer

    ua_browser_type

    The type of the browser.

    Note

    In some cases, a log does not contain this field.

    web_browser

    ua_browser_version

    The version of the browser.

    Note

    In some cases, a log does not contain this field.

    9.0

    ua_device_type

    The type of the client.

    Note

    In some cases, a log does not contain this field.

    computer

    ua_os

    The identifier of the operating system that runs on the client.

    Note

    In some cases, a log does not contain this field.

    windows_7

    ua_os_family

    The series of the operating system that runs on the client.

    Note

    In some cases, a log does not contain this field.

    windows

    server_protocol

    The protocol and version number of the origin server that are returned in the response to Anti-DDoS Proxy back-to-origin requests.

    HTTP/1.1

    ssl_protocol

    The SSL or TLS protocol and version that are used in the request.

    TLSv1.2

    ssl_cipher

    The cipher suite that is used in the request.

    ECDHE-RSA-AES128-GCM-SHA256

    ssl_handshake_time

    The period of time during which the client initiates a TLS handshake. Unit: milliseconds.

    99

    Mitigation settings

    Field

    Description

    Example

    cc_action

    The action that is triggered in an HTTP flood mitigation rule. Valid values:

    • accept: The request is allowed.

    • block: The request is blocked.

    • challenge: Captcha verification is used to verify the source IP address of the request.

    • alarm: The request is recorded in logs and allowed.

    accept

    cc_blocks

    Indicates whether the request is blocked by an HTTP flood mitigation rule. Valid values:

    • 1: The request is blocked.

    • Other values: The request is allowed.

    Note

    In some cases, a log does not contain this field. If a log does not contain the cc_blocks field, the last_result field is used to record whether the request is blocked by an HTTP flood mitigation rule.

    1

    cc_phase

    The type of the mitigation setting. Valid values:

    • Valid values for the Tengine engine:

      • gfbwip: a blacklist and whitelist feature

      • gfcc: the HTTP flood mitigation feature

      • gfacl: a custom mitigation policy

      • gfglobal: a DDoS mitigation policy

      • gfareaban: a location blacklist feature

    • Valid values for the famax engine:

      • ipFilter: a blacklist and whitelist feature

      • statProtect: the HTTP flood mitigation feature

      • preciseProtect: a custom mitigation policy

      • regionBLock: a location blacklist feature

    gfbwip

    last_module

    The type of mitigation setting for websites. Valid values:

    • gfareaban: the location blacklist (domain names) feature

    • gfbwip: the blacklist/whitelist (domain names) feature

    • gfacl: an accurate access control rule

    • gfcc: the HTTP flood mitigation feature

    • gfglobal: a DDoS mitigation policy

    gfareaban

    last_owner

    The name of the rule that is configured for websites. Rules include rules that are issued by Anti-DDoS Proxy and custom rules.

    Valid values of the rules that are issued by Anti-DDoS Proxy:

    • Rule names that start with smartcc_: rules of the intelligent protection feature

    • Rule names that start with global: rules of a DDoS mitigation policy

    • Rule names that start with gf_internal: rules of the HTTP flood mitigation feature

    global_th_4_C_****|global

    last_result

    The final action on the request. Valid values:

    • ok: The request is allowed.

    • failed: The request is not allowed. For example, the request is blocked, or the verification fails.

    Note

    In some cases, a log does not contain this field. If a log does not contain the last_result field, the cc_blocks field is used to record whether the request is blocked by an HTTP flood mitigation rule.

    failed