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chris-here-bitte/templates/alloy/blackbox-exporter.alloy

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+// {{ ansible_managed }}
+// For a full configuration reference, see https://grafana.com/docs/alloy
+
+discovery.http "netbox_devices" {
+  url = "{{ alloy_netbox_uri | mandatory }}/api/plugins/prometheus-sd/devices/"
+  http_headers = {
+    "Authorization" = [ "Token {{ alloy_netbox_api_key | mandatory }}" ],
+  }
+}
+
+// ICMP probe definitions
+discovery.relabel "icmp_probes_netbox" {
+  targets = discovery.http.netbox_devices.targets
+
+  // drop devices which don't have an IP address
+  rule {
+      source_labels = [ "__meta_netbox_primary_ip4" ]
+      regex = ".+"
+      action = "keep"
+  }
+
+  // configure target metadata from discovery
+  rule {
+    source_labels = [ "__meta_netbox_primary_ip4" ]
+    target_label = "address"
+  }
+  rule {
+    source_labels = [ "__meta_netbox_name" ]
+    target_label = "name"
+  }
+  rule {
+    source_labels = [ "__meta_netbox_location" ]
+    target_label = "location"
+  }
+  rule {
+    source_labels = [ "__meta_netbox_role" ]
+    target_label = "netbox_role"
+  }
+  rule {
+    source_labels = [ "__meta_netbox_status" ]
+    target_label = "netbox_status"
+  }
+
+  // set probe module to icmp4 to execute pings via ipv4
+  rule {
+    target_label = "module"
+    replacement = "icmp4"
+  }
+}
+
+
+discovery.file "icmp_probes" {
+  files = [ "/etc/alloy/icmp_probes.json" ]
+}
+
+
+prometheus.exporter.blackbox "icmp" {
+  config_file = "/etc/alloy/blackbox-exporter-config.yaml"
+  targets = discovery.file.icmp_probes.targets
+}
+
+
+
+// HTTPS probe definitions
+prometheus.exporter.blackbox "web" {
+  config_file = "/etc/alloy/blackbox-exporter-config.yaml"
+
+  target {
+    name = "eurofurence.org"
+    address = "https://www.eurofurence.org/EF29/"
+    module = "https4_2xx"
+    labels = { probed_instance = "eurofurence.org" }
+  }
+}
+
+
+
+// scraping config
+discovery.relabel "blackbox_probes" {
+  targets = array.concat(
+    prometheus.exporter.blackbox.icmp.targets,
+    prometheus.exporter.blackbox.web.targets,
+  )
+
+  // add "probe_module" label based on which probe module was used
+  rule {
+    source_labels = [ "__param_module" ]
+    target_label = "probe_module"
+  }
+  // add "probe_target" label based on what was probed
+  rule {
+    source_labels = [ "__param_target" ]
+    target_label = "probe_target"
+  }
+}
+
+prometheus.scrape "blackbox_probes" {
+  targets = discovery.relabel.blackbox_probes.output
+  forward_to = [ prometheus.remote_write.ef_mimir.receiver ]
+  scrape_interval = "30s"
+  scrape_timeout = "30s"
+}