forked from evolix/ansible-roles
73 lines
2.3 KiB
YAML
73 lines
2.3 KiB
YAML
---
|
|
- debug:
|
|
msg: "Warning: empty 'evolinux_ssh_password_auth_addresses' variable, tasks will be skipped!"
|
|
when: evolinux_ssh_password_auth_addresses == []
|
|
|
|
- name: Security directives for Evolinux
|
|
blockinfile:
|
|
dest: /etc/ssh/sshd_config
|
|
block: |
|
|
Match Group evolix
|
|
PasswordAuthentication no
|
|
Match Address {{ evolinux_ssh_password_auth_addresses | join(',') }}
|
|
PasswordAuthentication yes
|
|
marker: "# {mark} EVOLINUX PASSWORD RESTRICTIONS"
|
|
insertafter: EOF
|
|
validate: '/usr/sbin/sshd -T -f %s'
|
|
notify: reload sshd
|
|
when: evolinux_ssh_password_auth_addresses != []
|
|
|
|
# We disable AcceptEnv because it can be a security issue, but also because we
|
|
# do not want clients to push their environment variables like LANG.
|
|
- name: disable AcceptEnv in ssh config
|
|
replace:
|
|
dest: /etc/ssh/sshd_config
|
|
regexp: '^AcceptEnv'
|
|
replace: "#AcceptEnv"
|
|
notify: reload sshd
|
|
when: evolinux_ssh_disable_acceptenv
|
|
|
|
- name: Set log level to verbose (for Debian >= 9)
|
|
replace:
|
|
dest: /etc/ssh/sshd_config
|
|
regexp: '^#?LogLevel [A-Z]+'
|
|
replace: "LogLevel VERBOSE"
|
|
notify: reload sshd
|
|
when: ansible_distribution_major_version | version_compare('9', '>=')
|
|
|
|
- name: "Get current user"
|
|
command: logname
|
|
register: logname
|
|
check_mode: no
|
|
changed_when: False
|
|
when: evolinux_ssh_allow_current_user
|
|
|
|
# we must double-escape caracters, because python
|
|
- name: verify AllowUsers directive
|
|
shell: "egrep '^AllowUsers' /etc/ssh/sshd_config"
|
|
changed_when: False
|
|
failed_when: False
|
|
register: grep_allowusers_ssh
|
|
check_mode: no
|
|
when: evolinux_ssh_allow_current_user
|
|
|
|
- name: "Add AllowUsers sshd directive for current user"
|
|
lineinfile:
|
|
dest: /etc/ssh/sshd_config
|
|
line: "\nAllowUsers {{ logname.stdout }}"
|
|
insertafter: 'Subsystem'
|
|
validate: '/usr/sbin/sshd -T -f %s'
|
|
notify: reload sshd
|
|
when: evolinux_ssh_allow_current_user and grep_allowusers_ssh.rc != 0
|
|
|
|
- name: "Modify AllowUsers sshd directive for current user"
|
|
replace:
|
|
dest: /etc/ssh/sshd_config
|
|
regexp: '^(AllowUsers ((?!{{ logname.stdout }}).)*)$'
|
|
replace: '\1 {{ logname.stdout }}'
|
|
validate: '/usr/sbin/sshd -T -f %s'
|
|
notify: reload sshd
|
|
when: evolinux_ssh_allow_current_user and grep_allowusers_ssh.rc == 0
|
|
|
|
- meta: flush_handlers
|