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-rwxr-xr-xmonitoring/icinga-influx97
1 files changed, 97 insertions, 0 deletions
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1#!/bin/sh
2#
3# Configures influxdb and configures icinga2 to write data to influxdb
4# Assumes that influxdb and icinga master are on the same host
5
6dbname="icinga2"
7admin="admin"
8adminpass="changeme"
9icingauser="icinga2"
10icingapass="changeme"
11rouser="readonly"
12ropass="changeme"
13
14# install packages
15apt install -y influxdb influxdb-client ssl-cert
16
17# configure influx
18mv /etc/influxdb/influxdb.conf /etc/influxdb/influxdb.conf.orig
19
20# generate self-signed certificate
21make-ssl-cert generate-default-snakeoil
22usermod -aG ssl-cert influxdb
23
24echo "reporting-enabled = false
25[meta]
26 dir = \"/var/lib/influxdb/meta\"
27[data]
28 dir = \"/var/lib/influxdb/data\"
29 wal-dir = \"/var/lib/influxdb/wal\"
30[coordinator]
31[retention]
32[shard-precreation]
33[monitor]
34[http]
35 enabled = true
36 bind-address = \":8086\"
37 auth-enabled = false
38 https-enabled = true
39 https-certificate = \"/etc/ssl/certs/ssl-cert-snakeoil.pem\"
40 https-private-key = \"/etc/ssl/private/ssl-cert-snakeoil.key\"
41[ifql]
42[logging]
43[subscriber]
44[[graphite]]
45[[collectd]]
46[[opentsdb]]
47[[udp]]
48[continuous_queries]
49[tls]
50 min-version = \"tls1.2\"
51" > /etc/influxdb/influxdb.conf
52
53systemctl enable --now influxdb
54sleep 2
55
56# create influx database and users
57# uses unsafeSsl because of self-signed cert
58influx -ssl -unsafeSsl -execute \
59 "create database $dbname; \
60 create user $admin with password '$adminpass'; \
61 create user $icingauser with password '$icingapass'; \
62 create user $rouser with password '$ropass'; \
63 grant all to $admin; \
64 grant write on $dbname to $icingauser; \
65 grant read on $dbname to $rouser;"
66
67
68# enable influxdb auth after creation of admin user
69sed -i "s/auth-enabled = false/auth-enabled = true/" /etc/influxdb/influxdb.conf
70systemctl restart influxdb
71
72# enable and configure influx feature in icinga
73icinga2 feature enable influxdb
74echo "object InfluxdbWriter \"influxdb\" {
75 host = \"127.0.0.1\"
76 port = 8086
77 username = \"$icingauser\"
78 password = \"$icingapass\"
79 ssl_enable = true
80 database = \"$dbname\"
81 flush_threshold = 1024
82 flush_interval = 10s
83 host_template = {
84 measurement = \"\$host.check_command$\"
85 tags = {
86 hostname = \"\$host.name$\"
87 }
88 }
89 service_template = {
90 measurement = \"\$service.check_command$\"
91 tags = {
92 hostname = \"\$host.name$\"
93 service = \"\$service.name$\"
94 }
95 }
96} " > /etc/icinga2/features-available/influxdb.conf
97systemctl restart icinga2