Access GatewayNGINX log


Access Gateway NGINX logs contain the following events

  • System start, stop and related events.
  • In accessible domain errors (for example, failure to reach www.somedomain.tld).

Before you begin

Event Fields

Field

Description

TIMESTAMP

The current system date and time

HOSTNAME

The hostname of node generating event

SUBSYSTEM or HOST

The sub system or host that generated the error, such as

  • systemd - system deamon running NGINIX
  • emerge
MESSAGE Free form message information about the error

 

Host not found in upstream

Event issued when NGINX can't reach an external host.

  • Messages:
    host not found in upstream my.application.com in /etc/nginx/conf.d/icsgw_. . . active.conf
  • Likely cause:The service <domain.tld> is down or not responding to requests.
  • Examples:
    2020-06-24T05:40:12 [emerg] 1092#0: host not found in upstream "<domain.tld>" in /etc/nginx/conf.d/icsgw_app_87d7fdd2-131b-46ba-8ed1-868b8e97c12b.active.conf:6

System start or stop

Event issued when NGINX

  • Messages:
    Stopped Access Gateway Reverse Proxy,
    Started Access Gateway Reverse Proxy
  • Cause: The instance is starting or stopping.
  • Examples:
    2020-07-07-18:45:57 example.myaccessgateway.com systemd[1]: Stopped Access Gateway Reverse Proxy."
    2020-07-07-18:45:57 example.myaccessgateway.com systemd[1]: Started Access Gateway Reverse Proxy."
    2020-07-07-18:45:57 example.myaccessgateway.com systemd[1]: Failed to start Access Gateway Reverse Proxy.


System start or stop

Event issued when NGINX failed to proxy request

  • Messages:  Various
  • Cause: Failed to set proxy server address.
  • Examples:
    22020-06-25T03:36:38.000-05:00 example.<externamedomain>.com example.<externaldomain>.com 0GW5gl0Nd: 2020/06/25 03:36:38 [error] 49257#0: * 4983439 [lua] authSession.lua:298: setProxyServerAddr(): scheme:https host:10.148.80.194 port:443, client: 10.148.80.240, server: example.remotehost.com, request: "GET /test/lookup?req_params=params HTTP/1.1", host: "example.remotehost.com", referrer: "https://example.myaccessgateway.com/test/lookup?req_params_page=params"."