92218ba8409448c9f9efaae84847b571246d4ead
[noc.git] / main.yml
1 ---
2 - set_fact:
3     sshd_allowusers: >-
4       {{ [ 'root' ] | union(user_groups.noc)
5                     | union(sshd_allowusers_group | default([]))
6                     | union(sshd_allowusers_host  | default([])) }}
7
8 - name: only allow pubkey auth for root
9   lineinfile:
10     dest: /etc/ssh/sshd_config
11     regexp: "^PermitRootLogin"
12     line: "PermitRootLogin without-password"
13   notify: restart ssh
14
15 - name: limit allowed users (1/2)
16   when: sshd_allowgroup is not defined
17   lineinfile:
18     dest: /etc/ssh/sshd_config
19     regexp: "^#?AllowUsers"
20     line: "AllowUsers {{ ' '.join(sshd_allowusers) }}"
21   notify: restart ssh
22
23 - block:
24     - name: "limit allowed users (2/2): Make sure AllowUsers is not in sshd_config"
25       lineinfile:
26         dest: /etc/ssh/sshd_config
27         regexp: "^AllowUsers"
28         state: absent
29       notify: restart ssh
30
31     - name: "limit allowed users (2/2): Set AllowGroups in sshd_config"
32       lineinfile:
33         dest: /etc/ssh/sshd_config
34         regexp: "^#?AllowGroups"
35         line: AllowGroups {{ sshd_allowgroup }}
36       notify: restart ssh
37
38     - name: "limit allowed users (2/2): Add allowed users to ssh group"
39       user:
40         name: "{{ item }}"
41         groups: "{{ sshd_allowgroup }}"
42         append: True
43       with_items: "{{ sshd_allowusers }}"
44
45   when: sshd_allowgroup is defined
46
47 - name: Set authorized keys for root user
48   authorized_key:
49     user: root
50     key: "{{ noc_ssh_keys | join('\n') }}"
51     exclusive: yes
52
53 - name: disable apt suggests and recommends
54   copy:
55     src: 02no-recommends
56     dest: /etc/apt/apt.conf.d/
57     mode: 0644
58
59 - name: install basic packages
60   apt:
61     name:
62       - less
63       - psmisc
64       - sudo
65       - htop
66       - dstat
67       - mtr-tiny
68       - tcpdump
69       - debian-goodies
70       - lsof
71       - haveged
72       - net-tools
73       - ntp
74       - screen
75       - aptitude
76       - unp
77       - ca-certificates
78       - file
79       - nano
80       - zsh
81       - python-apt
82     state: present
83
84 - name: make sure grml-(etc|scripts)-core is not installed
85   apt:
86     name:
87       - grml-etc-core
88       - grml-scripts-core
89     state: absent
90     purge: yes
91
92 - block:
93     - name: install systemd specific packages
94       apt:
95         name:
96           - dbus
97           - libpam-systemd
98         state: present
99
100     - name: set systemd-related environment variables
101       copy:
102         src: xdg_runtime_dir.sh
103         dest: /etc/profile.d/xdg_runtime_dir.sh
104         mode: 0644
105
106   when: ansible_service_mgr == "systemd"
107
108 - block:
109     - name: workaround console-setup race condition (1/2)
110       file:
111         path: /etc/systemd/system/console-setup.service.d/
112         state: directory
113
114     - name: workaround console-setup race condition (2/2)
115       copy:
116         content: "[Unit]\nAfter=systemd-tmpfiles-setup.service\n"
117         dest: /etc/systemd/system/console-setup.service.d/override.conf
118         mode: 0644
119       # no need to relaod systemd here, it is only there to fix a boot-time race-condition
120
121   when: ansible_distribution == "Ubuntu"
122
123 - name: install zshrc
124   with_items:
125     - src: "zprofile"
126       dest: "/etc/zsh/zprofile"
127     - src: "zshrc"
128       dest: "/etc/zsh/zshrc"
129     - src: "zshrc.skel"
130       dest: "/etc/skel/.zshrc"
131   copy:
132     src: "{{ item.src }}"
133     dest: "{{ item.dest }}"
134     mode: 0644
135
136 - name: set root default shell to zsh
137   user:
138     name: root
139     shell: /bin/zsh
140
141 - name: set default shell for adduser
142   with_items:
143     - regexp: "^DSHELL"
144       line: "DSHELL=/bin/zsh"
145   lineinfile:
146     dest: /etc/adduser.conf
147     regexp: "{{ item.regexp }}"
148     line: "{{ item.line }}"