pcsd service is failing to start-`exec': No such file or directory - /usr/bin/openssl (Errno::ENOENT)

Solution Verified - Updated -

Environment

  • Red Hat Enterprise Linux 7 (with the High Availability Add-on)
  • Pacemaker

Issue

  • pcsd service is failing to start because it is not able to get 'openssl' binary in '/usr/bin/'
  • systemctl start pcsd.service failing with Job for pcsd.service failed because the control process exited with error code

Resolution

  1. Stop the pcsd service
# systemctl stop  pcsd.service
  1. Check and Install the openssl package
# rpm -qa | grep -i "openssl"
# yum install openssl* -y
  1. Check if the package exists in the below location
# ll /usr/bin/ | grep openssl
-rwxr-xr-x. 1 root root     555280 Mar 23  2022 openssl
  1. Start the pcsd service and check the status.
# systemctl start pcsd.service
# systemctl status pcsd.service
  1. If openssl package is already installed and still pcsd.service failing to start. Reinstall the openssl
    packages.
# yum reinstall openssl* -y
# systemctl restart pcsd
# systemctl status pcsd

Root Cause

  • pcsd has missing dependencies of openssl package which was leading to the failure .

Diagnostic Steps

  1. Start the pcsd service
# systemctl start pcsd.service
Job for pcsd.service failed because the control process exited with error code. See "systemctl status pcsd.service" and "journalctl -xe" for details.
  1. Check the status of the pcsd service
# systemctl status pcsd.service
● pcsd.service - PCS GUI and remote configuration interface
   Loaded: loaded (/usr/lib/systemd/system/pcsd.service; disabled; vendor preset: disabled)
   Active: failed (Result: exit-code) since Wed 2023-02-22 13:16:28 EST; 42s ago
     Docs: man:pcsd(8)
           man:pcs(8)
  Process: 12870 ExecStart=/usr/lib/pcsd/pcsd (code=exited, status=1/FAILURE)
 Main PID: 12870 (code=exited, status=1/FAILURE)

Feb 22 13:16:28 rhel7_node02 pcsd[12870]: from /usr/lib/pcsd/pcs.rb:1096:in `run_cmd_options'
Feb 22 13:16:28 rhel7_node02 pcsd[12870]: from /usr/lib/pcsd/pcs.rb:1553:in `verify_cert_key_pair'
Feb 22 13:16:28 rhel7_node02 pcsd[12870]: from /usr/lib/pcsd/ssl.rb:148:in `<top (required)>'
Feb 22 13:16:28 rhel7_node02 pcsd[12870]: from /usr/share/rubygems/rubygems/core_ext/kernel_require.rb:55:in `require'
Feb 22 13:16:28 rhel7_node02 pcsd[12870]: from /usr/share/rubygems/rubygems/core_ext/kernel_require.rb:55:in `require'
Feb 22 13:16:28 rhel7_node02 pcsd[12870]: from /usr/lib/pcsd/pcsd:14:in `<main>'
Feb 22 13:16:28 rhel7_node02 systemd[1]: pcsd.service: main process exited, code=exited, status=1/FAILURE
Feb 22 13:16:28 rhel7_node02 systemd[1]: Failed to start PCS GUI and remote configuration interface.
Feb 22 13:16:28 rhel7_node02 systemd[1]: Unit pcsd.service entered failed state.
Feb 22 13:16:28 rhel7_node02 systemd[1]: pcsd.service failed.
  1. Check if any pcsd logs captured in /var/log/messages or /var/log/pcsd/pcsd.log
Feb 22 13:16:24 rhel7_node02 systemd: Starting PCS GUI and remote configuration interface...
Feb 22 13:16:28 rhel7_node02 pcsd: /usr/lib/pcsd/pcs.rb:1102:in `exec': No such file or directory - /usr/bin/openssl (Errno::ENOENT)
Feb 22 13:16:28 rhel7_node02 pcsd: from /usr/lib/pcsd/pcs.rb:1102:in `block in run_cmd_options'
Feb 22 13:16:28 rhel7_node02 pcsd: from /usr/lib/pcsd/vendor/bundle/ruby/gems/open4-1.3.4/lib/open4.rb:85:in `call'
Feb 22 13:16:28 rhel7_node02 pcsd: from /usr/lib/pcsd/vendor/bundle/ruby/gems/open4-1.3.4/lib/open4.rb:85:in `block in do_popen'
Feb 22 13:16:28 rhel7_node02 pcsd: from /usr/lib/pcsd/vendor/bundle/ruby/gems/open4-1.3.4/lib/open4.rb:62:in `fork'
Feb 22 13:16:28 rhel7_node02 pcsd: from /usr/lib/pcsd/vendor/bundle/ruby/gems/open4-1.3.4/lib/open4.rb:62:in `do_popen'
Feb 22 13:16:28 rhel7_node02 pcsd: from /usr/lib/pcsd/pcs.rb:1096:in `run_cmd_options'
Feb 22 13:16:28 rhel7_node02 pcsd: from /usr/lib/pcsd/pcs.rb:1553:in `verify_cert_key_pair'
Feb 22 13:16:28 rhel7_node02 pcsd: from /usr/lib/pcsd/ssl.rb:148:in `<top (required)>'
Feb 22 13:16:28 rhel7_node02 pcsd: from /usr/share/rubygems/rubygems/core_ext/kernel_require.rb:55:in `require'
Feb 22 13:16:28 rhel7_node02 pcsd: from /usr/share/rubygems/rubygems/core_ext/kernel_require.rb:55:in `require'
Feb 22 13:16:28 rhel7_node02 pcsd: from /usr/lib/pcsd/pcsd:14:in `<main>'
Feb 22 13:16:28 rhel7_node02 systemd: pcsd.service: main process exited, code=exited, status=1/FAILURE
Feb 22 13:16:28 rhel7_node02 systemd: Failed to start PCS GUI and remote configuration interface.
Feb 22 13:16:28 rhel7_node02 systemd: Unit pcsd.service entered failed state.
Feb 22 13:16:28 rhel7_node02 systemd: pcsd.service failed.

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