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|
- name: Detect syslog
stat:
path: /var/log/syslog
register: syslog
- name: Detect journalctl
shell: command -V journalctl
ignore_errors: yes
changed_when: no
register: journalctl
- block:
- name: Skip tests if logs were not found.
debug:
msg: Did not find /var/log/syslog or journalctl. Tests will be skipped.
- meta: end_play
when: journalctl is failed and not syslog.stat.exists
- name: Generate random numbers for unique log entries
set_fact:
good_number: "{{ 999999999999 | random }}"
bad_number: "{{ 999999999999 | random }}"
- name: Generate expected log entry messages
set_fact:
good_message: 'My number is: ({{ good_number }})'
bad_message: 'My number is: ({{ bad_number }})'
- name: Generate log message search patterns
set_fact:
# these search patterns are designed to avoid matching themselves
good_search: '{{ good_message.replace(":", "[:]") }}'
bad_search: '{{ bad_message.replace(":", "[:]") }}'
- name: Generate grep command
set_fact:
grep_command: "grep -e '{{ good_search }}' -e '{{ bad_search }}'"
- name: Run a module that logs without no_log
module_that_logs:
number: "{{ good_number }}"
- name: Run a module that logs with no_log
module_that_logs:
number: "{{ bad_number }}"
no_log: yes
- name: Search for expected log messages
# if this fails the tests are probably running on a system which stores logs elsewhere
shell: "({{ grep_command }} /var/log/syslog) || (journalctl | {{ grep_command }})"
changed_when: no
register: grep
- name: Verify the correct log messages were found
assert:
that:
# if the good message is not found then the cause is likely one of:
# 1) the remote system does not write user.info messages to the logs
# 2) the AnsibleModule.log method is not working
- good_message in grep.stdout
- bad_message not in grep.stdout
|
