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|
---
- name: disable recommends, suggests and pdiffs
loop:
- 02no-recommends
- 02no-pdiffs
copy:
src: "{{ item }}"
dest: /etc/apt/apt.conf.d/
- name: install base system tools
apt:
name:
- htop
- dstat
- lsof
- gawk
- psmisc
- less
- debian-goodies
- screen
- mtr-tiny
- tcpdump
- iptraf-ng
- ethtool
- unp
- zstd
- dbus
- libpam-systemd
- aptitude
- ca-certificates
- file
- man-db
- manpages
- nano
- curl
state: present
- name: install extra packages
apt:
name: "{{ base_packages_extra_host | union(base_packages_extra_group) }}"
state: present
- name: install rngd
when: base_entropy_generator == 'rngd'
block:
- name: install rngd
apt:
name: rng-tools5
state: present
- name: make sure haveged is removed/purged
apt:
name: haveged
state: absent
purge: yes
- name: install haveged
when: base_entropy_generator == 'haveged'
block:
- name: install haveged
apt:
name: haveged
state: present
- name: make sure rngd is removed/purged
apt:
name:
- rng-tools
- rng-tools5
- rng-tools-debian
state: absent
purge: yes
- name: Ensure /root is not world accessible
file:
path: /root
mode: 0700
owner: root
group: root
state: directory
- name: disable net/fs/misc kernel modules
copy:
content: |
{% for item in (base_modules_blacklist | map('extract', base_modules_blacklist_) | flatten | sort | list) %}
install {{ item }} /bin/true
{% endfor %}
dest: /etc/modprobe.d/disablemod.conf
owner: root
group: root
mode: 0644
- name: Change various sysctl-settings, look at the sysctl-vars file for documentation
loop: "{{ base_sysctl_config | combine(base_sysctl_config_user) | dict2items }}"
loop_control:
label: "{{ item.key }} = {{ item.value }}"
sysctl:
name: "{{ item.key }}"
value: "{{ item.value }}"
sysctl_set: yes
state: present
reload: yes
ignoreerrors: yes
- name: set kernel command line options
when: install is defined and install.kernel_cmdline is defined
lineinfile:
path: /etc/default/grub
regexp: '^#?GRUB_CMDLINE_LINUX='
line: 'GRUB_CMDLINE_LINUX="{{ install.kernel_cmdline | join(" ") }}"'
notify: update grub
## see https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1814403
- name: lower grub recordfail timeout for ubuntu/efi systems
when:
- ansible_distribution == "Ubuntu"
- install.efi | default(false)
lineinfile:
path: /etc/default/grub
regexp: '^#?GRUB_RECORDFAIL_TIMEOUT='
line: 'GRUB_RECORDFAIL_TIMEOUT="3"'
insertafter: '^#?GRUB_TIMEOUT='
notify: update grub
- name: apply stability fix/workaround for machines using intel NIC
when: base_intel_nic_stability_fix
import_tasks: intel-nic.yml
|
