diff options
Diffstat (limited to 'roles/monitoring/prometheus/exporter/blackbox')
5 files changed, 113 insertions, 0 deletions
diff --git a/roles/monitoring/prometheus/exporter/blackbox/defaults/main.yml b/roles/monitoring/prometheus/exporter/blackbox/defaults/main.yml new file mode 100644 index 00000000..fcf66555 --- /dev/null +++ b/roles/monitoring/prometheus/exporter/blackbox/defaults/main.yml @@ -0,0 +1,22 @@ +--- +prometheus_exporter_blackbox_modules: + icmp: + prober: icmp + tcp_connect: + prober: tcp + tcp_tls: + prober: tcp + tcp: + tls: true + tls_config: + insecure_skip_verify: true + http_2xx: + prober: http + ssh_banner: + prober: tcp + tcp: + query_response: + - expect: "^SSH-2.0-" + - send: "SSH-2.0-blackbox-ssh-check" + +prometheus_exporter_blackbox_modules_extra: {} diff --git a/roles/monitoring/prometheus/exporter/blackbox/handlers/main.yml b/roles/monitoring/prometheus/exporter/blackbox/handlers/main.yml new file mode 100644 index 00000000..99a416e2 --- /dev/null +++ b/roles/monitoring/prometheus/exporter/blackbox/handlers/main.yml @@ -0,0 +1,16 @@ +--- +- name: restart prometheus-blackbox-exporter + service: + name: prometheus-blackbox-exporter + state: restarted + +- name: reload prometheus-blackbox-exporter + service: + name: prometheus-blackbox-exporter + state: reloaded + +- name: reload prometheus-exporter-exporter + service: + name: prometheus-exporter-exporter + ## TODO: implement reload once exporter_exporter supports this... + state: restarted diff --git a/roles/monitoring/prometheus/exporter/blackbox/tasks/main.yml b/roles/monitoring/prometheus/exporter/blackbox/tasks/main.yml new file mode 100644 index 00000000..3b8e997d --- /dev/null +++ b/roles/monitoring/prometheus/exporter/blackbox/tasks/main.yml @@ -0,0 +1,39 @@ +--- +- name: install apt packages + apt: + name: prom-exporter-blackbox + state: present + +- name: create config directory + file: + path: /etc/prometheus/exporter/blackbox + state: directory + +- name: generate configuration + template: + src: config.yml.j2 + dest: /etc/prometheus/exporter/blackbox/config.yml + notify: reload prometheus-blackbox-exporter + +- name: generate systemd service unit + template: + src: service.j2 + dest: /etc/systemd/system/prometheus-blackbox-exporter.service + notify: restart prometheus-blackbox-exporter + +- name: make sure prometheus-exporter-exporter is enabled and started + systemd: + name: prometheus-blackbox-exporter.service + daemon_reload: yes + state: started + enabled: yes + +- name: register exporter + copy: + content: | + method: http + http: + port: 9115 + path: '/probe' + dest: /etc/prometheus/exporter/enabled/blackbox.yml + notify: reload prometheus-exporter-exporter diff --git a/roles/monitoring/prometheus/exporter/blackbox/templates/config.yml.j2 b/roles/monitoring/prometheus/exporter/blackbox/templates/config.yml.j2 new file mode 100644 index 00000000..01e3f7a0 --- /dev/null +++ b/roles/monitoring/prometheus/exporter/blackbox/templates/config.yml.j2 @@ -0,0 +1,4 @@ +# {{ ansible_managed }} + +modules: + {{ prometheus_exporter_blackbox_modules | combine(prometheus_exporter_blackbox_modules_extra) | to_nice_yaml(indent=2) | indent(2)}} diff --git a/roles/monitoring/prometheus/exporter/blackbox/templates/service.j2 b/roles/monitoring/prometheus/exporter/blackbox/templates/service.j2 new file mode 100644 index 00000000..c9c5712c --- /dev/null +++ b/roles/monitoring/prometheus/exporter/blackbox/templates/service.j2 @@ -0,0 +1,32 @@ +[Unit] +Description=Prometheus blackbox exporter + +[Service] +Restart=always +User=prometheus-exporter +ExecStart=/usr/bin/prometheus-blackbox-exporter --web.listen-address="127.0.0.1:9115" --config.file=/etc/prometheus/exporter/blackbox/config.yml +ExecReload=/bin/kill -HUP $MAINPID + +# systemd hardening-options +AmbientCapabilities=CAP_NET_RAW +CapabilityBoundingSet=CAP_NET_RAW +DeviceAllow=/dev/null rw +DevicePolicy=strict +LockPersonality=true +MemoryDenyWriteExecute=true +NoNewPrivileges=true +PrivateDevices=true +PrivateTmp=true +PrivateUsers=true +ProtectControlGroups=true +ProtectHome=true +ProtectKernelModules=true +ProtectKernelTunables=true +ProtectSystem=strict +RemoveIPC=true +RestrictNamespaces=true +RestrictRealtime=true +SystemCallArchitectures=native + +[Install] +WantedBy=multi-user.target |