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сервис_prometheus [2021/04/19 13:36] val [prometheus-alertmanager] |
сервис_prometheus [2022/02/23 15:46] val [Установка в Debian/Ubuntu] |
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* [[https://www.shellhacks.com/ru/prometheus-delete-time-series-metrics/|Prometheus: Удаление Метрик Временных Рядов]] | * [[https://www.shellhacks.com/ru/prometheus-delete-time-series-metrics/|Prometheus: Удаление Метрик Временных Рядов]] | ||
- | ===== Установка в Debian 10 ===== | + | ===== Установка в Debian/Ubuntu ===== |
- | + | ||
- | * [[Сервис MTA#Установка и настройка MTA на обработку почты домена hostname]] | + | |
<code> | <code> | ||
# apt install prometheus | # apt install prometheus | ||
+ | |||
+ | # less /etc/prometheus/prometheus.yml | ||
+ | </code><code> | ||
+ | ... | ||
+ | global: | ||
+ | scrape_interval: 15s | ||
+ | ... | ||
</code> | </code> | ||
Line 18: | Line 23: | ||
# promtool check config /etc/prometheus/prometheus.yml | # promtool check config /etc/prometheus/prometheus.yml | ||
- | service prometheus restart | + | # service prometheus restart |
</code> | </code> | ||
Line 36: | Line 41: | ||
* [[https://www.digitalocean.com/community/tutorials/how-to-use-alertmanager-and-blackbox-exporter-to-monitor-your-web-server-on-ubuntu-16-04|How To Use Alertmanager And Blackbox Exporter To Monitor Your Web Server On Ubuntu 16.04]] | * [[https://www.digitalocean.com/community/tutorials/how-to-use-alertmanager-and-blackbox-exporter-to-monitor-your-web-server-on-ubuntu-16-04|How To Use Alertmanager And Blackbox Exporter To Monitor Your Web Server On Ubuntu 16.04]] | ||
* [[https://awesome-prometheus-alerts.grep.to/|Awesome Prometheus alerts]] | * [[https://awesome-prometheus-alerts.grep.to/|Awesome Prometheus alerts]] | ||
+ | |||
+ | * [[Сервис MTA#Установка и настройка MTA на обработку почты домена hostname]] | ||
<code> | <code> | ||
Line 47: | Line 54: | ||
smtp_from: 'prometheus@server.corpX.un' | smtp_from: 'prometheus@server.corpX.un' | ||
smtp_require_tls: false | smtp_require_tls: false | ||
+ | # smtp_auth_username: 'alertmanager' | ||
+ | # smtp_auth_password: 'password' | ||
... | ... | ||
# A default receiver | # A default receiver | ||
Line 54: | Line 63: | ||
- name: 'team-X-mails' | - name: 'team-X-mails' | ||
email_configs: | email_configs: | ||
- | - send_resolved: true | + | # - to: 'student@corpX.un' |
- | to: 'student@corpX.un' | + | # - to: 'userX@isp.un' |
+ | send_resolved: true | ||
... | ... | ||
</code><code> | </code><code> | ||
+ | # service prometheus-alertmanager restart | ||
+ | |||
# cat /etc/prometheus/first_rules.yml | # cat /etc/prometheus/first_rules.yml | ||
</code><code> | </code><code> | ||
Line 113: | Line 125: | ||
... | ... | ||
</code> | </code> | ||
+ | |||
+ | * [[http://server.corpX.un:9090/alerts]] | ||
===== Exporters ===== | ===== Exporters ===== | ||
Line 128: | Line 142: | ||
/dev/mapper/debian--vg-root 15662008 1877488 12969212 13% / | /dev/mapper/debian--vg-root 15662008 1877488 12969212 13% / | ||
... | ... | ||
+ | # TYPE node_filesystem_free_bytes gauge | ||
node_filesystem_free_bytes{device="/dev/mapper/debian--vg-root",fstype="ext4",mountpoint="/"} = (15662008 - 1877488) * 1024 | node_filesystem_free_bytes{device="/dev/mapper/debian--vg-root",fstype="ext4",mountpoint="/"} = (15662008 - 1877488) * 1024 | ||
</code> | </code> | ||
Line 136: | Line 150: | ||
$ cat /sys/class/net/eth1/statistics/rx_bytes | $ cat /sys/class/net/eth1/statistics/rx_bytes | ||
+ | # TYPE node_network_receive_bytes_total counter | ||
node_network_receive_bytes_total{device="eth1"} | node_network_receive_bytes_total{device="eth1"} | ||
</code> | </code> | ||
Line 165: | Line 180: | ||
* [[https://geekflare.com/monitor-website-with-blackbox-prometheus-grafana/|How to Monitor Website Performance with Blackbox Exporter and Grafana?]] | * [[https://geekflare.com/monitor-website-with-blackbox-prometheus-grafana/|How to Monitor Website Performance with Blackbox Exporter and Grafana?]] | ||
* [[https://habr.com/ru/company/otus/blog/500448/|Prometheus: мониторинг HTTP через Blackbox экспортер]] | * [[https://habr.com/ru/company/otus/blog/500448/|Prometheus: мониторинг HTTP через Blackbox экспортер]] | ||
- | * [[https://www.robustperception.io/icmp-pings-with-the-blackbox-exporter|ICMP Pings with the Blackbox exporter]], [[https://github.com/prometheus/blackbox_exporter|github blackbox_exporter]], [[POSIX capabilities]] или [[Управление ядром и модулями в Linux#Переменные ядра]] | ||
- | === Пример статической конфигурации === | ||
<code> | <code> | ||
# apt install prometheus-blackbox-exporter | # apt install prometheus-blackbox-exporter | ||
+ | </code> | ||
+ | === Пример конфигурации === | ||
+ | <code> | ||
# cat /etc/prometheus/blackbox.yml | # cat /etc/prometheus/blackbox.yml | ||
</code><code> | </code><code> | ||
Line 184: | Line 200: | ||
# cat /etc/prometheus/prometheus.yml | # cat /etc/prometheus/prometheus.yml | ||
</code><code> | </code><code> | ||
- | - job_name: check_ssh | + | ... |
+ | - job_name: check_http | ||
metrics_path: /probe | metrics_path: /probe | ||
params: | params: | ||
- | module: [ssh_banner] | + | module: [http_2xx] |
static_configs: | static_configs: | ||
- targets: | - targets: | ||
- | - switch1:22 | + | - https://google.com |
- | - switch2:22 | + | - https://ya.ru |
- | - switch3:22 | + | |
relabel_configs: | relabel_configs: | ||
- source_labels: [__address__] | - source_labels: [__address__] | ||
Line 199: | Line 215: | ||
target_label: instance | target_label: instance | ||
- target_label: __address__ | - target_label: __address__ | ||
- | replacement: 127.0.0.1:9115 | + | replacement: localhost:9115 |
- | - job_name: check_http | + | - job_name: check_ssh |
metrics_path: /probe | metrics_path: /probe | ||
params: | params: | ||
- | module: [http_2xx] | + | module: [ssh_banner] |
static_configs: | static_configs: | ||
- targets: | - targets: | ||
- | - http://val.bmstu.ru | + | - switch1:22 |
- | - https://ya.ru | + | - switch2:22 |
+ | - switch3:22 | ||
relabel_configs: | relabel_configs: | ||
- source_labels: [__address__] | - source_labels: [__address__] | ||
Line 215: | Line 232: | ||
target_label: instance | target_label: instance | ||
- target_label: __address__ | - target_label: __address__ | ||
- | replacement: 127.0.0.1:9115 | + | replacement: localhost:9115 |
</code> | </code> | ||
- | * [[http://10.5.7.100+X:9115/]] | + | * [[#Проверка конфигурации и перезапуск]] |
+ | * [[http://server.corpX.un:9115/]] Blackbox Exporter->Logs и [[http://server.corpX.un:9090/graph]] | ||
<code> | <code> | ||
Line 227: | Line 245: | ||
probe_http_duration_seconds... | probe_http_duration_seconds... | ||
</code> | </code> | ||
- | === Пример динамической конфигурации === | + | === Пример использования file-based service discovery и сервиса ping === |
+ | |||
+ | * [[https://www.robustperception.io/icmp-pings-with-the-blackbox-exporter|ICMP Pings with the Blackbox exporter]], [[https://github.com/prometheus/blackbox_exporter|github blackbox_exporter]], [[POSIX capabilities]] или [[Управление ядром и модулями в Linux#Переменные ядра]] | ||
<code> | <code> | ||
# cat /etc/prometheus/prometheus.yml | # cat /etc/prometheus/prometheus.yml | ||
Line 257: | Line 278: | ||
</code><code> | </code><code> | ||
# cat /etc/prometheus/switchs.yml | # cat /etc/prometheus/switchs.yml | ||
+ | </code><code> | ||
- targets: | - targets: | ||
- switch1 | - switch1 | ||
Line 263: | Line 285: | ||
</code> | </code> | ||
+ | * [[#Проверка конфигурации и перезапуск]] | ||
==== prometheus-snmp-exporter ==== | ==== prometheus-snmp-exporter ==== | ||
Line 309: | Line 332: | ||
</code><code> | </code><code> | ||
# service prometheus-snmp-exporter restart | # service prometheus-snmp-exporter restart | ||
+ | </code> | ||
+ | * [[http://server.corpX.un:9116/]] | ||
+ | |||
+ | <code> | ||
# curl --noproxy 127.0.0.1 'http://127.0.0.1:9116/snmp?target=router&module=snmp_in_out_octets' | # curl --noproxy 127.0.0.1 'http://127.0.0.1:9116/snmp?target=router&module=snmp_in_out_octets' | ||
</code><code> | </code><code> | ||
Line 328: | Line 355: | ||
target_label: instance | target_label: instance | ||
- target_label: __address__ | - target_label: __address__ | ||
- | replacement: server:9116 | + | replacement: localhost:9116 |
- | </code><code> | + | </code> |
- | # promtool check config /etc/prometheus/prometheus.yml | + | |
- | # service prometheus restart | + | * [[#Проверка конфигурации и перезапуск]] |
- | </code><code> | + | |
+ | <code> | ||
rate(if_in_octets{ifDescr="FastEthernet1/1",ifIndex="3",instance="router",job="snmp"}[1m]) | rate(if_in_octets{ifDescr="FastEthernet1/1",ifIndex="3",instance="router",job="snmp"}[1m]) | ||
Line 348: | Line 375: | ||
</code><code> | </code><code> | ||
... | ... | ||
- | - job_name: 'Pushgateway' | + | - job_name: 'pushgateway' |
honor_labels: true | honor_labels: true | ||
static_configs: | static_configs: | ||
- targets: ['localhost:9091'] | - targets: ['localhost:9091'] | ||
</code> | </code> | ||
+ | |||
+ | * [[#Проверка конфигурации и перезапуск]] | ||
==== Пример prometheus pushgateway на bash ==== | ==== Пример prometheus pushgateway на bash ==== | ||
Line 374: | Line 403: | ||
</code><code> | </code><code> | ||
ip_dhcp_binding{dhcp_server="router",job="cisco_dhcp",net="192.168"} | ip_dhcp_binding{dhcp_server="router",job="cisco_dhcp",net="192.168"} | ||
+ | </code><code> | ||
+ | # crontab -l | ||
+ | </code><code> | ||
+ | * * * * * /root/ip_dhcp_binding.sh | ||
</code> | </code> |