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Diffstat (limited to 'patch.yml')
| -rw-r--r-- | patch.yml | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/patch.yml b/patch.yml new file mode 100644 index 0000000..b377750 --- /dev/null +++ b/patch.yml @@ -0,0 +1,211 @@ +--- +# You may want to change the default to your favourite host (group) you run this on the most. +- hosts: "{{ runtime_hosts | default('CHANGE_ME') }}" + order: inventory + gather_facts: false + # default: all in first step, but that shit requires (int) + serial: 666 + tasks: + - name: Gather necessary facts + setup: + filter: "ansible_distribution*" + - name: Set up Red Hat and derivatives + debug: + msg: "System is {{ansible_distribution}}, checking in." + when: ansible_distribution_file_variety == "RedHat" + changed_when: true + notify: "redhat upd" + - name: Set up Debian and derivatives + debug: + msg: "System is {{ansible_distribution}}, checking in." + when: ansible_distribution_file_variety == "Debian" + changed_when: true + notify: "debian upd" + - name: Set up SUSE and derivatives + debug: + msg: "System is {{ansible_distribution}}, checking in." + # SuSE was "renamed" to SUSE somewhen around SLES 11 (now SLE :-} ), so we'll check for both. Even though generation 11 + # repositories should be pretty ...deaddish by now. + when: ansible_distribution_file_variety == "SUSE" or ansible_distribution_file_variety == "SuSE" + changed_when: true + notify: "suse upd" + handlers: + - name: Update yum/dnf cache (RHEL) + # We want to see a dedicated failure if the repos cannot be fetched already. + # Cheating here: yum wants a "state" statement to be placed before it takes action, and then - other than stated in the docs - + # we can trigger an action containing update_cache without "name" being mandatory. So we will have no package present with + # updated cache :-) + yum: + state: present + update_cache: "yes" + validate_certs: "yes" + become: true + listen: "redhat upd" + - name: Update repository cache (Debian) + apt: + update_cache: yes + become: true + listen: "debian upd" + - name: Check for upgrades (RHEL) + # yum check-upgrade would normally throw an RC 100 if updates are available. + # But through ansible: RC0! Weeeee + shell: /usr/bin/yum -q -C check-upgrade 2>/dev/null | wc -l + args: + warn: false + register: yue + changed_when: yue.stdout|int > 1 + become: true + listen: "redhat upd" + notify: + - "redhat updates available" + - "rkhunter" + - name: Check for upgrades (Debian) + shell: + cmd: apt list --upgradable 2>/dev/null | grep -v ^Listing | wc -l + # ZWEI GEKREUZTE HÄMMER UND EIN GROSSES W + register: aue + # apt will throw an error because it doesn't like piping yet. + # for our purposes, however, everything has already been sufficiently implemented. + failed_when: false + changed_when: aue.stdout|int > 0 + notify: + - "debian updates available" + - "rkhunter" + listen: "debian upd" + - name: Check for existence of rkhunter + stat: + path: /usr/bin/rkhunter + register: rkhex + ignore_errors: true + no_log: true + # yum always tosses this arbitrary extra line at you, a simple tr -s does not eradicate it, so - well, + # 0 and 1 are fine. As explained above, the RC is worthless when run through ansible. + listen: "rkhunter" + changed_when: + - rkhex.stat is defined + - rkhex.stat.executable is defined + - rkhex.stat.executable == true + notify: "rkhunter execution" + - name: rkhunter pre-check + shell: rkhunter -c --sk --rwo --ns + become: true + no_log: true + listen: "rkhunter execution" + - name: Upgrade all installed packages (RHEL) + yum: + name: '*' + state: latest + validate_certs: "yes" + skip_broken: "yes" + become: true + listen: "redhat updates available" + # Auto-removal is broken and will nuke packages we previously selected through e.g. ansible. + # See ansible issue #60349. Leaving commented out. -- pff + # - name: Auto-removal of orphaned dependencies (RHEL) + # yum: + # autoremove: "yes" + # when: (ansible_distribution_file_variety == "RedHat") or (ansible_distribution == "Red Hat Enterprise Linux") or (ansible_distribution == "CentOS") + - name: Register requirement for reboot (RHEL) + command: needs-restarting -r + ignore_errors: "yes" + register: nr + changed_when: "nr.rc > 0" + failed_when: false + notify: "Reboot if required" + become: true + # we listen to "redhat upd" here in case a previous reboot was not executed. If undesired, change to "redhat updates available". + listen: "redhat upd" + - name: Clean packages cache (Debian) + command: apt clean + become: true + listen: "debian upd" + - name: Upgrade packages (Debian) + apt: + upgrade: dist + become: true + listen: "debian updates available" + - name: Remove dependencies that are no longer required (Debian) + apt: + autoremove: "yes" + purge: "yes" + become: true + # we listen to "debian upd" here in case a previous cleanup was skipped. Change to "debian updates available" if undesired. + listen: "debian upd" + - name: Check for existence of needrestart (Debian) + stat: + path: /usr/sbin/needrestart + register: nrex + ignore_errors: "yes" + no_log: true + failed_when: false + changed_when: + - nrex.stat.exists == true + - nrex.stat.executable == true + notify: "debian needrestart" + - name: Check for outdated kernel (Debian) + shell: /usr/sbin/needrestart -pk + register: kernout + when: + - nrex.stat.exists == true + - nrex.stat.executable == true + become: true + changed_when: "kernout.rc|int == 1" + listen: "debian needrestart" + notify: "Reboot if required" + # failed_when necessary to have a change for RC 1 instead of a failure + failed_when: kernout.rc > 1 + - name: Update zypper cache (SUSE) + # we cannot cheat like we did with yum: we need to update any package to refresh the cache with the zypper module. Hence falling back + # to shell. + shell: | + zypper refs && zypper ref + become: true + listen: "suse upd" + - name: Update all packages (SUSE) + # we could narrow this down via type:patch, but that's about all. So fire away. + zypper: + name: '*' + state: latest + become: true + # TODO: suse not productive yet, so we choose an arbitrary listener here. Change to something meaningful when going to production. + listen: "bonkadonk" + - name: Register requirement for reboot (SUSE) + shell: zypper ps -sss + register: zyppout + changed_when: "zyppout.rc == 102" + notify: "Reboot if required" + # we listen to "suse upd" here in case a previous reboot was skipped. Change to "suse updates available" if undesired. + listen: "suse upd" + - name: Clean packages cache (RHEL) + # ansible's yum module does not have a dedicated action for this. So shell it is. + # CAUTION: This will only work as long as modern RHEL derivatives (RHEL/CentOS >=8, Fedora >=30) will have yum available as pseudo-alias to dnf. + # Also, despite yum not offering this feature, ansible will warn that there is a yum module and we should consider using it. Turning warnings off. + args: + warn: false + shell: yum clean packages + become: true + # we listen to "redhat upd" here in case a previous cleanup was skipped. Change to "redhat updates available" if undesired. + listen: "redhat upd" + - name: Clean apt cache (Debian) + # ansible's apt module does not have a dedicated action for this yet. So shell it is: + shell: apt clean + become: true + # here, we already listen to "debian updates available" already since we already did a more generic cleanup above (unless narrowed down as well) + listen: "debian updates available" + - name: Clean packages cache (SUSE) + # ansible's zypper module does not have a dedicated action for this yet. So shell it is: + shell: zypper clean + become: true + # we listen to "suse upd" here in case a previous cleanup was skipped. Change to "suse updates available" if undesired. + listen: "suse upd" + - name: rkhunter properties update + command: rkhunter --propupd --rwo --ns + become: true + listen: "rkhunter execution" + - name: Reboot if required + # ignore_errors: yes + reboot: + reboot_timeout: 300 + pre_reboot_delay: 5 + test_command: uptime + become: true |