Add telegraf, prometheus and grafana offer

Signed-off-by: Arif Ali <arif.ali@canonical.com>

juju/home-maas/09-telegraf.tf

@@ -0,0 +1,110 @@
+resource "juju_application" "telegraf" {
+  name = "telegraf"
+
+  model = var.model-name
+
+  charm {
+    name     = "telegraf"
+    channel  = "latest/stable"
+  }
+
+  units = 0
+
+  endpoint_bindings = [{
+    space    = var.oam-space
+  },{
+    endpoint = "prometheus-client"
+    space    = var.oam-space
+  }]
+
+  config = {
+      socket_listener_port = "8095"
+      install_sources = <<-EOF
+        - 'deb http://192.168.1.12/ppa.launchpad.net/telegraf-devs/ppa/ubuntu focal main'
+        EOF
+      install_keys = <<-EOF
+        - |
+          -----BEGIN PGP PUBLIC KEY BLOCK-----
+          Version: SKS 1.1.6
+          Comment: Hostname: keyserver.ubuntu.com
+          mQINBFcVSuIBEAC80aj0tAQ6+NhGV/bkSwu6Oj+BpDR50Be3uBv7ttdtvChL5zHTnaxjdK3h
+          LKSyrDLlmSOkffQ2uO7CxvqeF09MsHhyvrDDx0EY54//xxoAB++PoB2OQqmqldg3Al5Hp4Dz
+          rllV5CIX5PD8NGX8UpO3HXk5wEwn9G81l8cia3vPveU82EIkHMiJGpk6+L86OMlwXzxkSI3M
+          xXgNFKQc+ELDYLvGSseYC9vPN3kdmFoo/UjznPPE4fxr4bXit3N8Abl1jYjBa0x6SWkK1BAb
+          s8w3BXtvyk90z9Oyme69wPD4zAYfFp+kN2nDmTDBMtNCyMu9oatdI5SukMNK4Lcm8eAE6VNs
+          04j7BKvGk9+17M8WP9Pw8nIisOwScS9gUlJlLUpnBaJ+sxoOvGQ4mzZxYMKzJh0E58aEX3bS
+          AyzQfsae8bZLNOTcgotyzzIDJFF9npzu3wmKjeOt/706p4LiDqKUbQK6cI+QcJ/y80ZUK8pB
+          M043ttSHWLmTBFX2drp6zQGae9+02fX89ZD+5c+MPlubJMYCCKkvQT4OssHfC+dVDQ66rwUy
+          OObrzsVgikdpIxQVitL3J+Dms56xAkdFfoo+qdxxdv9S/eakc5mfavc/4WVvmFDaJiqJnJRR
+          Ryw1zApRtuweEEdVn8niy1mahoKpWaw1pTI4AazjWI6xJH1JyQARAQABtB9MYXVuY2hwYWQg
+          UFBBIGZvciBUZWxlZ3JhZiBEZXZziQI4BBMBAgAiBQJXFUriAhsDBgsJCAcDAgYVCAIJCgsE
+          FgIDAQIeAQIXgAAKCRDxDL4ByUQG9UgbEACa4IzdeYxH/S5I6MrZfvWNo/JTZ/MZWDD+QlMW
+          60ThAemCUSE+NJvZZ1q7ovGFpYnHJT9GQXOwJAX1quDUqyM1uXNmLlOyIVNnmjUTINoLhw2V
+          iC8E7dMWC9w4Na2fKezmNHH00kNl43ncstIjjZ3pLnDGYm1y0ItiCUcTRgHhx2cUZ/vStz1S
+          Pdqj4P3i8vuspoYJ2T3VPlM/0G+u9Yjuy3Uzu9RugOyO3UJPoi3+4O2VTNosSBy5MILVCp49
+          eigyFVGpq5sT/c86qd1zqmsNWEubrlzDfETS4LMj9epr46ZKPXGQkeryt1m2Oe0HkIdNZ+IQ
+          5p+i9fnEy7/1uKTXWQYsg2UWsLA2PvTvwY8JxxMhUFgv12q2w7STntqJyi9PLItYNtbtKoS3
+          XZCCMqQLCWMXHY+2ol6rRSfs06H/wzlR8LjDaEXkDVuDmqMtcbgTboZYblsGxst7I/Y4Wgfi
+          J52uiIyobQ69uJbG0XeRTLZ3WyrBkopEsTX/+sQjVqbADXYU4hBVDgnCf2uN/5dcwSEvDj8/
+          +WsToAfEJkscRBsQjTLVzf+eFqHLrbqz/yoYIqBc//IJMBSbxIf5mrOHHLdbOuMCB6PVwpTI
+          vLFOSDNPuVDX+S1goA8KJTnXpm8jWDynn3XaXx3AlYw4iZ0ETSgQLQLRd6JuPOEGXsGdBA==
+          =ufaX
+          -----END PGP PUBLIC KEY BLOCK-----
+        EOF
+      extra_plugins = <<-EOF
+        [[inputs.exec]]
+           commands = [ "/usr/bin/awk '{print int($1)}' /proc/uptime" ]
+           name_override = "exec_uptime"
+           data_format = "value"
+        EOF
+  }
+}
+
+
+locals {
+  physical_apps = ["ceph-osd", "neutron-gateway"]
+}
+
+resource "juju_integration" "telegraf-integration" {
+  for_each = toset(local.physical_apps)
+
+  model = var.model-name
+
+  application {
+    name     = juju_application.telegraf.name
+    endpoint = "juju-info"
+  }
+
+  application {
+    name     = "${each.value}"
+    endpoint = "juju-info"
+  }
+}
+
+resource "juju_integration" "telegraf-grafana" {
+
+  model = var.model-name
+
+  application {
+    name     = juju_application.telegraf.name
+    endpoint = "dashboards"
+  }
+
+  application {
+    offer_url = juju_offer.grafana.url
+  }
+}
+
+resource "juju_integration" "telegraf-prometheus" {
+
+  model = var.model-name
+
+  application {
+    name     = juju_application.telegraf.name
+    endpoint = "prometheus-client"
+  }
+
+  application {
+    offer_url = juju_offer.prometheus.url
+  }
+}

juju/home-maas/24-grafana.tf

@@ -29,4 +29,8 @@ resource "juju_application" "grafana" {
   }
 }
 
-#- [ "graylog:mongodb", "graylog-mongodb:database" ]
+resource "juju_offer" "grafana" {
+  model            = var.lma-model-name
+  application_name = juju_application.grafana.name
+  endpoint         = "dashboards"
+}

juju/home-maas/25-prometheus.tf

@@ -0,0 +1,60 @@
+resource "juju_machine" "prometheus" {
+  model       = var.lma-model-name
+  placement   = join(":", ["lxd", juju_machine.lma_machines["201"].machine_id])
+  constraints = "spaces=oam"
+}
+
+resource "juju_application" "prometheus" {
+  name = "prometheus"
+
+  model = var.lma-model-name
+
+  charm {
+    name     = "prometheus2"
+    channel  = "latest/stable"
+    base     = "ubuntu@20.04"
+  }
+
+  units = 1
+
+  placement = juju_machine.prometheus.machine_id
+
+   endpoint_bindings = [{
+     space    = var.oam-space
+   }]
+}
+
+resource "juju_integration" "prometheus-grafana" {
+  model = var.lma-model-name
+
+  application {
+    name     = juju_application.prometheus.name
+    endpoint = "grafana-source"
+  }
+
+  application {
+    name     = juju_application.grafana.name
+    endpoint = "grafana-source"
+  }
+}
+
+resource "juju_integration" "ceph-mon-prometheus" {
+
+  model = var.model-name
+
+  application {
+    name     = juju_application.ceph-mon.name
+    endpoint = "prometheus"
+  }
+
+  application {
+    offer_url = juju_offer.prometheus.url
+  }
+}
+
+resource "juju_offer" "prometheus" {
+  model            = var.lma-model-name
+  application_name = juju_application.prometheus.name
+  endpoint         = "target"
+}
+