Error: service unavailable when reaching IDAM application

Products

• SITEMINDER
• CA Single Sign On Agents (SiteMinder)

Issue/Introduction

 

Running Web Agent, when the browser wants to reach a protected page, the browser receives the error:

    Service unavailable

This happens after a patching of the Linux system.

 

Cause

At 10:03 this morning, the Apache server has been shut down, and the Web Agent is requested to stop and shut down:

error_log:

[Mon Mar 01 21:20:31.184174 2021] [mpm_event:notice] [pid 45769:tid 140571504162624] AH00489: Apache/2.4.43 (Unix) OpenSSL/1.0.2k-fips configured -- resuming normal operations
[Mon Mar 01 21:20:31.184213 2021] [core:notice] [pid 45769:tid 140571504162624] AH00094: Command line: '/{home_apache}/bin/httpd'
[01/Mar/2021:21:20:38] [Information] SiteMinder Agent
        SiteMinder agent is enabled.
[01/Mar/2021:21:20:38] [Information] SiteMinder Agent
        Configuration file path:
        '/{home_apache}/conf/WebAgent.conf'.

[11/Oct/2023:10:03:07] [Info] [CA WebAgent IPC] [110503] [CSmSem::SemRm] Removed semaphore 32809
[11/Oct/2023:10:03:07] [Info] [CA WebAgent IPC] [110593] [CSmSem::SemRm] Already removed semaphore 32809
[11/Oct/2023:10:03:07] [Info] [CA WebAgent IPC] [110502] [CSmSem::SemRm] Already removed semaphore 32809
[11/Oct/2023:10:03:07] [Info] [CA WebAgent IPC] [110501] [CSmSem::SemRm] Already removed semaphore 32809
[Wed Oct 11 10:03:07.999094 2023] [mpm_event:notice] [pid 110484:tid 140588214785856] AH00491: caught SIGTERM, shutting down
[11/Oct/2023:10:03:08] [Info] [CA WebAgent IPC] [20494] [CSmSem::getSem] Attached to semaphore 32799 using key 0xf4e21e23
[11/Oct/2023:10:03:08] [Info] [CA WebAgent LLAWP] [20494] [Shutdown message sent to the LLAWP. It should stop within 5 seconds ...]
[11/Oct/2023:10:03:08] [Info] [CA WebAgent LLAWP] [110486] [Shutdown Message received waiting for all clients to disconnect ...]
[11/Oct/2023:10:03:08] [Info] [CA WebAgent LLAWP] [110486] [Now shutting down.]

 

Resolution

Start the Apache server at

  /{home_apache}/bin/apachectl start

to get back the service online and solve this issue.