blob: d0ccd8af2ee053977ab8e4c8c9ea5095a5d0792f (
plain) (
blame)
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
|
---
- name: check if prometheus apt component of spreadspace repo is enabled
assert:
msg: "please enable the 'prometheus' component of spreadspace repo using 'spreadspace_apt_repo_components'"
that:
- spreadspace_apt_repo_components is defined
- "'prometheus' in spreadspace_apt_repo_components"
- name: prepare storage volume for /var/lib/prometheus
when: prometheus_server_storage is defined
vars:
storage_volume: "{{ prometheus_server_storage | combine({'dest': '/var/lib/prometheus'}) }}"
include_role:
name: "storage/{{ prometheus_server_storage.type }}/volume"
- name: install apt packages
apt:
name: prom-server
state: present
- name: add user for server
user:
name: prometheus
system: yes
home: /var/lib/prometheus
create_home: no
- name: create data directory
file:
path: /var/lib/prometheus/metrics2
state: directory
owner: prometheus
group: prometheus
- name: create TLS CA and certificates
import_tasks: tls.yml
- name: create configuration directories
loop:
- jobs
- rules
- targets
file:
path: "/etc/prometheus/{{ item }}"
state: directory
- name: create sub-directroy for all exporter types in jobs directory
loop: "{{ prometheus_server_jobs_generic + prometheus_server_jobs_special }}"
file:
path: "/etc/prometheus/jobs/{{ item }}"
state: directory
- name: generate generic targets config
loop: "{{ prometheus_zone_targets }}"
loop_control:
loop_var: target
template:
src: targets/generic.yml.j2
dest: "/etc/prometheus/targets/{{ target }}.yml"
notify: reload prometheus
- name: enable targets for generic jobs
loop: "{{ hostvars | prometheus_generic_job_targets(prometheus_server_jobs_generic, prometheus_zone_targets) }}"
loop_control:
label: "{{ item.job }} -> {{ item.instance }}"
file:
src: "{{ item.enabled | ternary('/etc/prometheus/targets/' + item.instance + '.yml', omit) }}"
path: "/etc/prometheus/jobs/{{ item.job }}/{{ item.instance }}.yml"
state: "{{ item.enabled | ternary('link', 'absent') }}"
notify: reload prometheus
- name: enable targets for special jobs
loop: "{{ hostvars | prometheus_special_job_targets(prometheus_server_jobs_special, prometheus_zone_targets) }}"
loop_control:
loop_var: target
label: "{{ target.job }} -> {{ target.instance }}"
template:
src: "targets/{{ target.job }}.yml.j2"
dest: "/etc/prometheus/jobs/{{ target.job }}/{{ target.instance }}.yml"
notify: reload prometheus
- name: generate rules files for all jobs
loop: "{{ (prometheus_server_jobs_generic + prometheus_server_jobs_special) | union(['prometheus']) }}"
template:
src: rules.yml.j2
dest: "/etc/prometheus/rules/{{ item }}.yml"
validate: "promtool check rules %s"
notify: reload prometheus
- name: generate configuration file
template:
src: prometheus.yml.j2
dest: /etc/prometheus/prometheus.yml
validate: "promtool check config %s"
notify: reload prometheus
- name: generate systemd service unit
template:
src: prometheus.service.j2
dest: /etc/systemd/system/prometheus.service
notify: restart prometheus
- name: make sure prometheus is enabled and started
systemd:
name: prometheus.service
daemon_reload: yes
state: started
enabled: yes
|