diff options
Diffstat (limited to 'roles/monitoring/prometheus/exporter/nftables')
5 files changed, 102 insertions, 0 deletions
diff --git a/roles/monitoring/prometheus/exporter/nftables/defaults/main.yml b/roles/monitoring/prometheus/exporter/nftables/defaults/main.yml new file mode 100644 index 00000000..c4c42756 --- /dev/null +++ b/roles/monitoring/prometheus/exporter/nftables/defaults/main.yml @@ -0,0 +1,2 @@ +--- +# prometheus_exporter_nftables_version: diff --git a/roles/monitoring/prometheus/exporter/nftables/handlers/main.yml b/roles/monitoring/prometheus/exporter/nftables/handlers/main.yml new file mode 100644 index 00000000..a78363f8 --- /dev/null +++ b/roles/monitoring/prometheus/exporter/nftables/handlers/main.yml @@ -0,0 +1,10 @@ +--- +- name: restart prometheus-nftables-exporter + service: + name: prometheus-nftables-exporter + state: restarted + +- name: reload nginx + service: + name: nginx + state: reloaded diff --git a/roles/monitoring/prometheus/exporter/nftables/tasks/main.yml b/roles/monitoring/prometheus/exporter/nftables/tasks/main.yml new file mode 100644 index 00000000..47022026 --- /dev/null +++ b/roles/monitoring/prometheus/exporter/nftables/tasks/main.yml @@ -0,0 +1,55 @@ +--- +- name: generate apt pin file for exporter-nftables package + when: prometheus_exporter_nftables_version is defined + copy: + dest: "/etc/apt/preferences.d/prom-exporter-nftables.pref" + content: | + Package: prom-exporter-nftables + Pin: version {{ prometheus_exporter_nftables_version }}-1 + Pin-Priority: 1001 + +- name: remove apt pin file for exporter-nftables package + when: prometheus_exporter_nftables_version is not defined + file: + path: "/etc/apt/preferences.d/prom-exporter-nftables.pref" + state: absent + +- name: install apt packages + apt: + name: "prom-exporter-nftables{% if prometheus_exporter_nftables_version is defined %}={{ prometheus_exporter_nftables_version }}-1{% endif %}" + state: present + allow_downgrade: yes + notify: restart prometheus-nftables-exporter + +- name: create config directory + file: + path: /etc/prometheus/exporter/nftables + state: directory + +- name: generate configuration + template: + src: config.yml.j2 + dest: /etc/prometheus/exporter/nftables/config.yml + notify: restart prometheus-nftables-exporter + +- name: generate systemd service unit + template: + src: service.j2 + dest: /etc/systemd/system/prometheus-nftables-exporter.service + notify: restart prometheus-nftables-exporter + +- name: make sure prometheus-nftables-exporter is enabled and started + systemd: + name: prometheus-nftables-exporter.service + daemon_reload: yes + state: started + enabled: yes + +- name: register exporter + copy: + content: | + location = /nftables { + proxy_pass http://127.0.0.1:9630/metrics; + } + dest: /etc/prometheus/exporter/nftables.locations + notify: reload nginx diff --git a/roles/monitoring/prometheus/exporter/nftables/templates/config.yml.j2 b/roles/monitoring/prometheus/exporter/nftables/templates/config.yml.j2 new file mode 100644 index 00000000..07c32bd1 --- /dev/null +++ b/roles/monitoring/prometheus/exporter/nftables/templates/config.yml.j2 @@ -0,0 +1,4 @@ +# {{ ansible_managed }} + +nftables_exporter: + bind_to: "127.0.0.1:9630" diff --git a/roles/monitoring/prometheus/exporter/nftables/templates/service.j2 b/roles/monitoring/prometheus/exporter/nftables/templates/service.j2 new file mode 100644 index 00000000..b22d9582 --- /dev/null +++ b/roles/monitoring/prometheus/exporter/nftables/templates/service.j2 @@ -0,0 +1,31 @@ +[Unit] +Description=Prometheus nftables exporter +After=systemd-modules-load.service + +[Service] +Restart=always +User=prometheus-exporter +ExecStart=/usr/bin/prometheus-nftables-exporter --config=/etc/prometheus/exporter/nftables/config.yml +ExecReload=/bin/kill -HUP $MAINPID + +# systemd hardening-options +AmbientCapabilities=CAP_NET_ADMIN +CapabilityBoundingSet=CAP_NET_ADMIN +DeviceAllow=/dev/null rw +DevicePolicy=strict +LockPersonality=true +MemoryDenyWriteExecute=true +NoNewPrivileges=true +PrivateTmp=true +ProtectControlGroups=true +ProtectHome=true +ProtectKernelModules=true +ProtectKernelTunables=true +ProtectSystem=strict +RemoveIPC=true +RestrictNamespaces=true +RestrictRealtime=true +SystemCallArchitectures=native + +[Install] +WantedBy=multi-user.target |