Files
@ 8d272d91d3d2
Branch filter:
Location: majic-ansible-roles/roles/backup_server/tasks/main.yml
8d272d91d3d2
4.1 KiB
text/x-yaml
MAR-165: Deploy Diffie-Helman parameters for LDAP server in the ldap_server role:
- Not relevant for Debian Strech because of a bug in the OpenLDAP
version it ships with.
- This should allow use of DHE ciphers with LDAP server.
- Generated DH parameters only help pick one of the parameters from
RFC-7919 (based on the size of generated ones).
- Make the cipher test lists distro-specific due to differences
between supported algorithms in respective GnuTLS versions.
- Not relevant for Debian Strech because of a bug in the OpenLDAP
version it ships with.
- This should allow use of DHE ciphers with LDAP server.
- Generated DH parameters only help pick one of the parameters from
RFC-7919 (based on the size of generated ones).
- Make the cipher test lists distro-specific due to differences
between supported algorithms in respective GnuTLS versions.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 | ---
- name: Install backup software
apt:
name:
- duplicity
- duply
state: present
- name: Create directory for storing backups
file:
path: "/srv/backups"
state: directory
owner: root
group: root
mode: 0751
- name: Create backup client groups
group:
name: "{{ item.server | replace('.', '_') | regex_replace('^', 'bak-') }}"
gid: "{{ item.uid | default(omit) }}"
system: true
with_items: "{{ backup_clients }}"
- name: Create backup client users
user:
name: "{{ item.server | replace('.', '_') | regex_replace('^', 'bak-') }}"
group: "{{ item.server | replace('.', '_') | regex_replace('^', 'bak-') }}"
groups: "backup"
uid: "{{ item.uid | default(omit) }}"
system: true
createhome: false
state: present
home: "/srv/backups/{{ item.server }}"
with_items: "{{ backup_clients }}"
- name: Create home directories for backup client users
file:
path: "/srv/backups/{{ item.server }}"
state: directory
owner: root
group: "{{ item.server | replace('.', '_') | regex_replace('^', 'bak-') }}"
mode: 0750
with_items: "{{ backup_clients }}"
- name: Create duplicity directories for backup client users
file:
path: "/srv/backups/{{ item.server }}/duplicity"
state: directory
owner: "{{ item.server | replace('.', '_') | regex_replace('^', 'bak-') }}"
group: "{{ item.server | replace('.', '_') | regex_replace('^', 'bak-') }}"
mode: 0770
with_items: "{{ backup_clients }}"
- name: Create SSH directory for backup client users
file:
path: "/srv/backups/{{ item.server }}/.ssh"
state: directory
owner: root
group: root
mode: 0751
with_items: "{{ backup_clients }}"
- name: Populate authorized keys for backup client users
authorized_key:
user: "{{ item.server | replace('.', '_') | regex_replace('^', 'bak-') }}"
key: "{{ item.public_key }}"
manage_dir: false
state: present
with_items: "{{ backup_clients }}"
- name: Set-up authorized_keys file permissions for backup client users
file:
path: "/srv/backups/{{ item.server }}/.ssh/authorized_keys"
state: file
owner: root
group: "{{ item.server | replace('.', '_') | regex_replace('^', 'bak-') }}"
mode: 0640
with_items: "{{ backup_clients }}"
- name: Deny the backup group login via regular SSH
lineinfile:
dest: "/etc/ssh/sshd_config"
state: present
line: "DenyGroups backup"
notify:
- Restart SSH
- name: Set-up directory for the backup OpenSSH server instance
file:
path: "/etc/ssh-backup/"
state: directory
owner: root
group: root
mode: 0700
- name: Deploy configuration file for the backup OpenSSH server instance service
copy:
src: "ssh-backup.default"
dest: "/etc/default/ssh-backup"
owner: root
group: root
mode: 0644
notify:
- Restart backup SSH server
- name: Deploy configuration file for the backup OpenSSH server instance
copy:
src: "backup-sshd_config"
dest: "/etc/ssh-backup/sshd_config"
owner: root
group: root
mode: 0600
notify:
- Restart backup SSH server
- name: Deploy the private keys for backup OpenSSH server instance
template:
src: "ssh_host_key.j2"
dest: "/etc/ssh-backup/ssh_host_{{ item.key }}_key"
owner: root
group: root
mode: 0600
with_dict: "{{ backup_host_ssh_private_keys }}"
notify:
- Restart backup SSH server
no_log: true
- name: Deploy backup OpenSSH server systemd service file
copy:
src: "ssh-backup.service"
dest: "/etc/systemd/system/ssh-backup.service"
owner: root
group: root
mode: 0644
notify:
- Reload systemd
- Restart backup SSH server
- name: Start and enable OpenSSH backup service
service:
name: "ssh-backup"
state: started
enabled: true
- name: Deploy firewall configuration for backup server
template:
src: "ferm_backup.conf.j2"
dest: "/etc/ferm/conf.d/40-backup.conf"
owner: root
group: root
mode: 0640
notify:
- Restart ferm
- name: Explicitly run all handlers
include: ../handlers/main.yml
when: "run_handlers | default(False) | bool()"
tags:
- handlers
|