Add docker configuration for Prometheus and Grafana

- docker compose file with the policy components
- configuration files for components to allow usage of http
- basic prometheus configuration to connect to api, pap, drools (apps/pdp), xaclm and apex
- examples of metrics to be added to a dashboard in Grafana

Issue-ID: POLICY-3886
Change-Id: Ic377b69b1a296017a85cb08ccdbbf9b8b281d8e3
Signed-off-by: adheli.tavares <adheli.tavares@est.tech>

2 files changed, 274 insertions, 0 deletions

diff --git a/csit/metrics/policy-dashboard-example.json b/csit/metrics/policy-dashboard-example.json
new file mode 100644
index 00000000..ac479247
--- /dev/null
+++ b/csit/metrics/policy-dashboard-example.json
@@ -0,0 +1,173 @@
+{
+    "panels": [
+        {
+            "fieldConfig": {
+                "defaults": {
+                    "color": {
+                        "mode": "palette-classic"
+                    },
+                    "custom": {
+                        "axisLabel": "",
+                        "axisPlacement": "auto",
+                        "barAlignment": 0,
+                        "drawStyle": "line",
+                        "fillOpacity": 0,
+                        "gradientMode": "none",
+                        "hideFrom": {
+                            "legend": false,
+                            "tooltip": false,
+                            "viz": false
+                        },
+                        "lineInterpolation": "linear",
+                        "lineWidth": 1,
+                        "pointSize": 5,
+                        "scaleDistribution": {
+                            "type": "linear"
+                        },
+                        "showPoints": "auto",
+                        "spanNulls": false,
+                        "stacking": {
+                            "group": "A",
+                            "mode": "none"
+                        },
+                        "thresholdsStyle": {
+                            "mode": "off"
+                        }
+                    },
+                    "mappings": [],
+                    "thresholds": {
+                        "mode": "absolute",
+                        "steps": [
+                            {
+                                "color": "green",
+                                "value": null
+                            },
+                            {
+                                "color": "red",
+                                "value": 80
+                            }
+                        ]
+                    },
+                    "unit": "decbytes"
+                },
+                "overrides": []
+            },
+            "gridPos": {
+                "h": 8,
+                "w": 12,
+                "x": 0,
+                "y": 0
+            },
+            "id": 4,
+            "options": {
+                "legend": {
+                    "calcs": [],
+                    "displayMode": "list",
+                    "placement": "bottom"
+                },
+                "tooltip": {
+                    "mode": "single"
+                }
+            },
+            "targets": [
+                {
+                    "datasource": {
+                        "type": "prometheus",
+                        "uid": "GdZ1Voanz"
+                    },
+                    "exemplar": true,
+                    "expr": "jvm_memory_bytes_used{area=\"heap\"}",
+                    "interval": "",
+                    "legendFormat": "{{job}}",
+                    "refId": "A"
+                }
+            ],
+            "title": "jvm_memory_bytes_used heap",
+            "type": "timeseries"
+        },
+        {
+            "fieldConfig": {
+                "defaults": {
+                    "color": {
+                        "mode": "palette-classic"
+                    },
+                    "custom": {
+                        "axisLabel": "",
+                        "axisPlacement": "auto",
+                        "barAlignment": 0,
+                        "drawStyle": "line",
+                        "fillOpacity": 0,
+                        "gradientMode": "none",
+                        "hideFrom": {
+                            "legend": false,
+                            "tooltip": false,
+                            "viz": false
+                        },
+                        "lineInterpolation": "linear",
+                        "lineWidth": 1,
+                        "pointSize": 5,
+                        "scaleDistribution": {
+                            "type": "linear"
+                        },
+                        "showPoints": "auto",
+                        "spanNulls": false,
+                        "stacking": {
+                            "group": "A",
+                            "mode": "none"
+                        },
+                        "thresholdsStyle": {
+                            "mode": "off"
+                        }
+                    },
+                    "mappings": [],
+                    "thresholds": {
+                        "mode": "absolute",
+                        "steps": [
+                            {
+                                "color": "green",
+                                "value": null
+                            },
+                            {
+                                "color": "red",
+                                "value": 80
+                            }
+                        ]
+                    }
+                },
+                "overrides": []
+            },
+            "gridPos": {
+                "h": 9,
+                "w": 12,
+                "x": 0,
+                "y": 8
+            },
+            "id": 2,
+            "options": {
+                "legend": {
+                    "calcs": [],
+                    "displayMode": "list",
+                    "placement": "bottom"
+                },
+                "tooltip": {
+                    "mode": "single"
+                }
+            },
+            "targets": [
+                {
+                    "datasource": {
+                        "type": "prometheus",
+                        "uid": "GdZ1Voanz"
+                    },
+                    "exemplar": true,
+                    "expr": "jvm_threads_current{}",
+                    "interval": "",
+                    "legendFormat": "{{job}}",
+                    "refId": "A"
+                }
+            ],
+            "title": "jvm_threads_current",
+            "type": "timeseries"
+        }
+    ]
+}
\ No newline at end of file
diff --git a/csit/metrics/prometheus.yml b/csit/metrics/prometheus.yml
new file mode 100644
index 00000000..255ecd08
--- /dev/null
+++ b/csit/metrics/prometheus.yml
@@ -0,0 +1,101 @@
+#
+# ===========LICENSE_START====================================================
+#  Copyright (C) 2022 Nordix Foundation.
+# ============================================================================
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+# ============LICENSE_END=====================================================
+#
+
+# my global config
+global:
+  scrape_interval: 60s # Set the scrape interval to every 15 seconds. Default is every 1 minute.
+  evaluation_interval: 60s # Evaluate rules every 15 seconds. The default is every 1 minute.
+  #scrape_timeout is set to the global default (10s).
+
+# Alertmanager configuration
+alerting:
+  alertmanagers:
+    - static_configs:
+        - targets:
+          # - alertmanager:9093
+
+# Load rules once and periodically evaluate them according to the global 'evaluation_interval'.
+rule_files:
+  # - "first_rules.yml"
+  # - "second_rules.yml"
+
+# A scrape configuration containing exactly one endpoint to scrape:
+# Here it's Prometheus itself.
+scrape_configs:
+  # The job name is added as a label `job=<job_name>` to any timeseries scraped from this config.
+#  - job_name: "prometheus"
+#
+#    # metrics_path defaults to '/metrics'
+#    # scheme defaults to 'http'.
+#
+#    static_configs:
+#      - targets: ["localhost:9090"]
+
+  - job_name: "api-metrics"
+    static_configs:
+      - targets: ["policy-api:6969"]
+    basic_auth:
+      username: policyadmin
+      password: "zb!XztG34"
+
+  - job_name: "pap-metrics"
+    static_configs:
+      - targets: ["policy-pap:6969"]
+    basic_auth:
+      username: policyadmin
+      password: "zb!XztG34"
+
+  - job_name: "apex-pdp-metrics"
+    static_configs:
+      - targets:
+          - "policy-apex-pdp:6969"
+    basic_auth:
+      username: "healthcheck"
+      password: "zb!XztG34"
+
+  - job_name: "drools-apps-metrics"
+    static_configs:
+      - targets:
+          - "drools-apps:9696"
+    basic_auth:
+      username: "demo@people.osaaf.org"
+      password: "demo123456!"
+
+  - job_name: "drools-pdp-metrics"
+    static_configs:
+      - targets:
+          - "drools:9696"
+    basic_auth:
+      username: "demo@people.osaaf.org"
+      password: "demo123456!"
+
+  - job_name: "distribution-metrics"
+    static_configs:
+      - targets:
+          - "policy-distribution:6969"
+    basic_auth:
+      username: "healthcheck"
+      password: "zb!XztG34"
+
+  - job_name: "xacml-pdp-metrics"
+    static_configs:
+      - targets:
+          - "policy-xacml-pdp:6969"
+    basic_auth:
+      username: "healthcheck"
+      password: "zb!XztG34"