feat: add option service to run sd in a loop (default: true)

boo

@@ -0,0 +1,273 @@
+[
+    {
+        "targets": [
+            "goldbug.rknet.org"
+        ],
+        "labels": {
+            "__meta_pve_ip": "10.168.65.7",
+            "__meta_pve_name": "goldbug.rknet.org",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "104",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "2",
+            "__meta_pve_memory": "2048",
+            "__meta_pve_status": "running",
+            "__meta_pve_groups": "lan,redhat,s_jellyfin,t_jellyfin"
+        }
+    },
+    {
+        "targets": [
+            "skyfire.rknet.org"
+        ],
+        "labels": {
+            "__meta_pve_ip": "10.168.64.131",
+            "__meta_pve_name": "skyfire.rknet.org",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "201",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "1",
+            "__meta_pve_memory": "512",
+            "__meta_pve_status": "running",
+            "__meta_pve_groups": "dmz,redhat,s_ldapproxy,t_openldap"
+        }
+    },
+    {
+        "targets": [
+            "ironhide.rknet.org"
+        ],
+        "labels": {
+            "__meta_pve_ip": "10.168.64.199",
+            "__meta_pve_name": "ironhide.rknet.org",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "304",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "1",
+            "__meta_pve_memory": "1024",
+            "__meta_pve_status": "running",
+            "__meta_pve_groups": "management,redhat,s_prometheus,t_prometheus"
+        }
+    },
+    {
+        "targets": [
+            "firestar.rknet.org"
+        ],
+        "labels": {
+            "__meta_pve_ip": "10.168.65.6",
+            "__meta_pve_name": "firestar.rknet.org",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "103",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "1",
+            "__meta_pve_memory": "1024",
+            "__meta_pve_status": "running",
+            "__meta_pve_groups": "lan,redhat,t_postgres,s_homeassistant"
+        }
+    },
+    {
+        "targets": [
+            "metroplex.rknet.org"
+        ],
+        "labels": {
+            "__meta_pve_ip": "10.168.64.197",
+            "__meta_pve_name": "metroplex.rknet.org",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "302",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "1",
+            "__meta_pve_memory": "1024",
+            "__meta_pve_status": "running",
+            "__meta_pve_groups": "management,redhat,s_pve,s_unifi,s_prometheus,t_webproxy"
+        }
+    },
+    {
+        "targets": [
+            "slingshot.rknet.org"
+        ],
+        "labels": {
+            "__meta_pve_ip": "10.168.64.195",
+            "__meta_pve_name": "slingshot.rknet.org",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "300",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "2",
+            "__meta_pve_memory": "1024",
+            "__meta_pve_status": "running",
+            "__meta_pve_groups": "management,redhat,s_adminstation"
+        }
+    },
+    {
+        "targets": [
+            "blaster.rknet.org"
+        ],
+        "labels": {
+            "__meta_pve_ip": "blaster.rknet.org",
+            "__meta_pve_name": "blaster.rknet.org",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "100",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "2",
+            "__meta_pve_memory": "2048",
+            "__meta_pve_status": "running",
+            "__meta_pve_groups": "debian_ucs,lan,s_scan2mail,s_ucs,t_scan2mail,t_ucs"
+        }
+    },
+    {
+        "targets": [
+            "huffer.rknet.org"
+        ],
+        "labels": {
+            "__meta_pve_ip": "10.168.65.5",
+            "__meta_pve_name": "huffer.rknet.org",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "102",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "1",
+            "__meta_pve_memory": "512",
+            "__meta_pve_status": "running",
+            "__meta_pve_groups": "lan,redhat,s_cups,s_valetudo,t_cups,t_webproxy"
+        }
+    },
+    {
+        "targets": [
+            "inferno.rknet.org"
+        ],
+        "labels": {
+            "__meta_pve_ip": "10.168.64.198",
+            "__meta_pve_name": "inferno.rknet.org",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "303",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "1",
+            "__meta_pve_memory": "1024",
+            "__meta_pve_status": "running",
+            "__meta_pve_groups": "management,redhat,t_postgres"
+        }
+    },
+    {
+        "targets": [
+            "slag.rknet.org"
+        ],
+        "labels": {
+            "__meta_pve_ip": "10.168.64.133",
+            "__meta_pve_name": "slag.rknet.org",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "203",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "1",
+            "__meta_pve_memory": "1024",
+            "__meta_pve_status": "running",
+            "__meta_pve_groups": "dmz,redhat,s_vaultwarden,s_freshrss,s_kanboard,s_authelia,t_postgres"
+        }
+    },
+    {
+        "targets": [
+            "tailgate.rknet.org"
+        ],
+        "labels": {
+            "__meta_pve_ip": "10.168.64.130",
+            "__meta_pve_name": "tailgate.rknet.org",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "200",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "1",
+            "__meta_pve_memory": "1024",
+            "__meta_pve_status": "running",
+            "__meta_pve_groups": "dmz,redhat,s_homeassistant,t_mqtt"
+        }
+    },
+    {
+        "targets": [
+            "hook.rknet.org"
+        ],
+        "labels": {
+            "__meta_pve_ip": "10.168.64.132",
+            "__meta_pve_name": "hook.rknet.org",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "202",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "1",
+            "__meta_pve_memory": "1024",
+            "__meta_pve_status": "running",
+            "__meta_pve_groups": "dmz,redhat,s_vaultwarden,s_freshrss,s_kanboard,s_authelia,t_webproxy,t_authelia"
+        }
+    },
+    {
+        "targets": [
+            "lightspeed.rknet.org"
+        ],
+        "labels": {
+            "__meta_pve_ip": "10.168.64.134",
+            "__meta_pve_name": "lightspeed.rknet.org",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "204",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "1",
+            "__meta_pve_memory": "1024",
+            "__meta_pve_status": "running",
+            "__meta_pve_groups": "dmz,redhat"
+        }
+    },
+    {
+        "targets": [
+            "CentOS7Master"
+        ],
+        "labels": {
+            "__meta_pve_ip": "CentOS7Master",
+            "__meta_pve_name": "CentOS7Master",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "950",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "1",
+            "__meta_pve_memory": "1024",
+            "__meta_pve_status": "stopped"
+        }
+    },
+    {
+        "targets": [
+            "vortex.rknet.org"
+        ],
+        "labels": {
+            "__meta_pve_ip": "10.168.65.4",
+            "__meta_pve_name": "vortex.rknet.org",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "101",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "1",
+            "__meta_pve_memory": "1024",
+            "__meta_pve_status": "running",
+            "__meta_pve_groups": "lan,redhat,s_homeassistant,s_jellyfin,t_webproxy"
+        }
+    },
+    {
+        "targets": [
+            "cerebros.rknet.org"
+        ],
+        "labels": {
+            "__meta_pve_ip": "10.168.64.196",
+            "__meta_pve_name": "cerebros.rknet.org",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "301",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "1",
+            "__meta_pve_memory": "1024",
+            "__meta_pve_status": "running",
+            "__meta_pve_groups": "management,redhat,s_unifi,t_unifi"
+        }
+    },
+    {
+        "targets": [
+            "alana.rknet.org"
+        ],
+        "labels": {
+            "__meta_pve_ip": "10.168.64.135",
+            "__meta_pve_name": "alana.rknet.org",
+            "__meta_pve_type": "qemu",
+            "__meta_pve_vmid": "205",
+            "__meta_pve_cpu": "1",
+            "__meta_pve_cores": "2",
+            "__meta_pve_memory": "4096",
+            "__meta_pve_status": "running",
+            "__meta_pve_groups": "dmz,redhat,s_vaultwarden,s_freshrss,s_kanboard,t_vaultwarden,t_dockerengine,t_freshrss,t_kanboard"
+        }
+    }
+]

prometheuspvesd/cli.py

@@ -48,6 +48,12 @@ class PrometheusSD:
             action="store",
             help="delay between discovery runs"
         )
+        parser.add_argument(
+            "--no-service",
+            dest="service",
+            action="store_false",
+            help="run discovery as a service"
+        )
         parser.add_argument(
             "-v", dest="logging.level", action="append_const", const=-1, help="increase log level"
         )
@@ -90,12 +96,15 @@ class PrometheusSD:
         output_file = self.config.config["output_file"]
 
         self.logger.info("Writes targets to {}".format(output_file))
+        self.logger.debug("Propagate from PVE")
 
         while True:
-            self.logger.debug("Propagate from PVE")
             self._write(self.discovery.propagate())
 
-            self.logger.info("Waiting {} seconds for next loop".format(loop_delay))
+            if not self.config.config["service"]:
+                break
+
+            self.logger.info("Waiting {} seconds for next discovery loop".format(loop_delay))
             sleep(self.config.config["loop_delay"])
 
     def _write(self, host_list: HostList):

prometheuspvesd/config.py

@@ -61,6 +61,12 @@ class Config():
             "file": True,
             "type": environs.Env().int
         },
+        "service": {
+            "default": True,
+            "env": "SERVICE",
+            "file": True,
+            "type": environs.Env().bool
+        },
         "exclude_state": {
             "default": [],
             "env": "EXCLUDE_STATE",