updated integration of agent

templates/prometheus.j2

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+# Set the command-line arguments to pass to the server.
+ARGS="{% for i in prometheus.args %} --{{ i }}{% if prometheus.args[i] and prometheus.args[i] != {} %}='{{ prometheus.args[i] }}'{% endif %} {% endfor %}"
+
+# Prometheus supports the following options:
+#  --config.file="/etc/prometheus/prometheus.yml"
+#                             Prometheus configuration file path.
+#  --web.listen-address="0.0.0.0:9090"
+#                             Address to listen on for UI, API, and telemetry.
+#  --web.read-timeout=5m      Maximum duration before timing out read of the
+#                             request, and closing idle connections.
+#  --web.max-connections=512  Maximum number of simultaneous connections.
+#  --web.external-url=<URL>   The URL under which Prometheus is externally
+#                             reachable (for example, if Prometheus is served
+#                             via a reverse proxy). Used for generating
+#                             relative and absolute links back to Prometheus
+#                             itself. If the URL has a path portion, it will
+#                             be used to prefix all HTTP endpoints served by
+#                             Prometheus. If omitted, relevant URL components
+#                             will be derived automatically.
+#  --web.route-prefix=<path>  Prefix for the internal routes of web endpoints.
+#                             Defaults to path of --web.external-url.
+#  --web.local-assets="/usr/share/prometheus/web/"
+#                             Path to static asset/templates directory.
+#  --web.user-assets=<path>   Path to static asset directory, available at
+#                             /user.
+#  --web.enable-lifecycle     Enable shutdown and reload via HTTP request.
+#  --web.enable-admin-api     Enables API endpoints for admin control actions.
+#  --web.console.templates="/etc/prometheus/consoles"
+#                             Path to the console template directory,
+#                             available at /consoles.
+#  --web.console.libraries="/etc/prometheus/console_libraries"
+#                             Path to the console library directory.
+#  --storage.tsdb.path="/var/lib/prometheus/metrics2/"
+#                             Base path for metrics storage.
+#  --storage.tsdb.min-block-duration=2h
+#                             Minimum duration of a data block before being
+#                             persisted.
+#  --storage.tsdb.max-block-duration=<duration>
+#                             Maximum duration compacted blocks may span.
+#                             (Defaults to 10% of the retention period)
+#  --storage.tsdb.retention=15d
+#                             How long to retain samples in the storage.
+#  --storage.tsdb.use-lockfile
+#                             Create a lockfile in data directory.
+#  --alertmanager.notification-queue-capacity=10000
+#                             The capacity of the queue for pending alert
+#                             manager notifications.
+#  --alertmanager.timeout=10s
+#                             Timeout for sending alerts to Alertmanager.
+#  --query.lookback-delta=5m  The delta difference allowed for retrieving
+#                             metrics during expression evaluations.
+#  --query.timeout=2m         Maximum time a query may take before being
+#                             aborted.
+#  --query.max-concurrency=20
+#                             Maximum number of queries executed concurrently.
+#  --log.level=info           Only log messages with the given severity or
+#                             above. One of: [debug, info, warn, error]

templates/scrape_self.conf.j2

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+- job_name: 'prometheus'
+  static_configs:
+  - targets: ['localhost:9090']
+  relabel_configs:
+  - replacement: '{{ inventory_hostname }}'
+    target_label: instance