fix(serviceMonitor): bind the port always to the port of the service

This reverts commit 98fe8fe2a4.

.drone.yml

@@ -12,7 +12,7 @@ platform:
 
 steps:
 - name: clone repository
-  image: git.cryptic.systems/volker.raschek/git:1.3.1
+  image: git.cryptic.systems/volker.raschek/git:1.4.0
 
 - name: helm lint
   commands:
@@ -26,7 +26,7 @@ steps:
 - name: markdown lint
   commands:
   - markdownlint *.md
-  image: git.cryptic.systems/volker.raschek/markdownlint:0.41.0
+  image: git.cryptic.systems/volker.raschek/markdownlint:0.42.0
   resources:
     limits:
       cpu: 150
@@ -73,7 +73,7 @@ platform:
 
 steps:
 - name: clone repository
-  image: git.cryptic.systems/volker.raschek/git:1.3.1
+  image: git.cryptic.systems/volker.raschek/git:1.4.0
 
 - name: helm unittest
   commands:
@@ -125,14 +125,14 @@ platform:
 
 steps:
 - name: clone repository
-  image: git.cryptic.systems/volker.raschek/git:1.3.1
+  image: git.cryptic.systems/volker.raschek/git:1.4.0
 
 - name: generate README
   commands:
   - npm install
   - npm run readme:parameters
   - npm run readme:lint
-  image: docker.io/library/node:22.9.0-alpine
+  image: docker.io/library/node:22.11.0-alpine
   resources:
     limits:
       cpu: 150
@@ -141,7 +141,7 @@ steps:
 - name: detect diff
   commands:
   - git diff --exit-code --name-only README.md
-  image: git.cryptic.systems/volker.raschek/git:1.3.1
+  image: git.cryptic.systems/volker.raschek/git:1.4.0
 
 - name: email-notification
   environment:
@@ -183,7 +183,7 @@ platform:
 
 steps:
 - name: clone repository
-  image: git.cryptic.systems/volker.raschek/git:1.3.1
+  image: git.cryptic.systems/volker.raschek/git:1.4.0
 
 - name: release-helm-chart
   commands:

README.md

@@ -66,9 +66,9 @@ The following examples serve as individual configurations and as inspiration for
 The first example shows how to deploy the metric exporter with TLS encryption. The verification of the custom TLS
 certification will be skipped by Prometheus.
 
-> [!WARN]
-> A TLS secret with the name `prometheus-postgresql-exporter-http` containing a `ca.crt`, `tls.key` and `tls.crt` is
-> already present.
+> [!WARNING]
+> The secret `prometheus-postgresql-exporter-http` containing the TLS certificate is already present. The keys `ca.crt`,
+> `tls.key` and `tls.crt` of the secret can be mounted into the container filesystem for TLS authentication / encryption.
 
 ```bash
 helm install prometheus-exporters/prometheus-postgres-exporter prometheus-postgres-exporter \
@@ -135,8 +135,8 @@ replaced:
 | `config.database.secret.databaseUsername`         | Database username. Will be defined as env `DATA_SOURCE_USER` as part of a secret.                                                                 | `""`    |
 | `config.database.secret.databasePassword`         | Database password. Will be defined as env `DATA_SOURCE_PASS` as part of a secret.                                                                 | `""`    |
 | `config.database.secret.databaseConnectionUrl`    | Complex database connection URL. Will be defined as env `DATA_SOURCE_URI` as part of a secret.                                                    | `""`    |
-| `config.exporterConfig.existingSecret.enabled`    | Mount an existing secret containing the key `exporter_config.yaml`.                                                                               | `false` |
-| `config.exporterConfig.existingSecret.secretName` | Name of the existing secret containing the key `exporter_config.yaml`.                                                                            | `""`    |
+| `config.exporterConfig.existingSecret.enabled`    | Mount an existing secret containing the key `exporterConfig.yaml`.                                                                                | `false` |
+| `config.exporterConfig.existingSecret.secretName` | Name of the existing secret containing the key `exporterConfig.yaml`.                                                                             | `""`    |
 | `config.exporterConfig.secret.annotations`        | Additional annotations of the secret containing the `exporterConfig.yaml`.                                                                        | `{}`    |
 | `config.exporterConfig.secret.labels`             | Additional labels of the secret containing the `exporterConfig.yaml`.                                                                             | `{}`    |
 | `config.exporterConfig.secret.exporterConfig`     | Content of the `exporterConfig.yaml`. Further information can be found [here](https://prometheus.io/docs/prometheus/latest/configuration/https/). | `{}`    |
@@ -170,10 +170,11 @@ replaced:
 | `deployment.postgresExporter.image.pullPolicy`     | Image pull policy.                                                                                         | `IfNotPresent`                          |
 | `deployment.postgresExporter.resources`            | CPU and memory resources of the pod.                                                                       | `{}`                                    |
 | `deployment.postgresExporter.securityContext`      | Security context of the container of the deployment.                                                       | `{}`                                    |
-| `deployment.postgresExporter.volumeMounts`         | Additional volume mounts.                                                                                  | `{}`                                    |
+| `deployment.postgresExporter.volumeMounts`         | Additional volume mounts.                                                                                  | `[]`                                    |
 | `deployment.nodeSelector`                          | NodeSelector of the postgres-exporter deployment.                                                          | `{}`                                    |
 | `deployment.priorityClassName`                     | PriorityClassName of the postgres-exporter deployment.                                                     | `""`                                    |
 | `deployment.replicaCount`                          | Number of replicas for the postgres-exporter deployment.                                                   | `1`                                     |
+| `deployment.restartPolicy`                         | Restart policy of the postgres-exporter deployment.                                                        | `""`                                    |
 | `deployment.securityContext`                       | Security context of the postgres-exporter deployment.                                                      | `{}`                                    |
 | `deployment.strategy.type`                         | Strategy type - `Recreate` or `Rollingupdate`.                                                             | `Recreate`                              |
 | `deployment.strategy.rollingUpdate.maxSurge`       | The maximum number of pods that can be scheduled above the desired number of pods during a rolling update. | `1`                                     |

templates/prometheus-postgres-exporter/_deployment.tpl

@@ -53,7 +53,7 @@
 
 {{- define "prometheus-postgres-exporter.deployment.volumeMounts" -}}
 {{- $volumeMounts := dict "volumeMounts" (.Values.deployment.postgresExporter.volumeMounts | default (list) ) }}
-{{- $volumeMounts = merge $volumeMounts (dict "volumeMounts" (list (dict "name" "exporter-config" "mountPath" "/etc/prometheus-postgres-exporter/config.d" ))) }}
+{{- $volumeMounts = merge $volumeMounts (dict "volumeMounts" (list (dict "name" "config.d" "mountPath" "/etc/prometheus-postgres-exporter/config.d" ))) }}
 {{ toYaml $volumeMounts }}
 {{- end -}}
 
@@ -61,10 +61,19 @@
 
 {{- define "prometheus-postgres-exporter.deployment.volumes" -}}
 {{- $volumes := dict "volumes" (.Values.deployment.volumes | default (list) ) }}
-{{- $secretName := .Values.config.exporterConfig.existingSecret.secretName -}}
+
+{{- $exporterSecretName := .Values.config.exporterConfig.existingSecret.secretName -}}
 {{- if not .Values.config.exporterConfig.existingSecret.enabled }}
-{{- $secretName = printf "%s-exporter-config" (include "prometheus-postgres-exporter.fullname" . ) }}
+{{- $exporterSecretName = printf "%s-exporter-config" (include "prometheus-postgres-exporter.fullname" . ) }}
 {{- end }}
-{{- $volumes = merge $volumes (dict "volumes" (list (dict "name" "exporter-config" "secret" (dict "secretName" $secretName)))) }}
+
+{{- $webConfigSecretName := .Values.config.webConfig.existingSecret.secretName -}}
+{{- if not .Values.config.webConfig.existingSecret.enabled }}
+{{- $webConfigSecretName = printf "%s-web-config" (include "prometheus-postgres-exporter.fullname" . ) }}
+{{- end }}
+
+{{- $volumes = merge $volumes (dict "volumes" (list (dict "name" "config.d" "projected" (dict "defaultMode" "0444" "sources" (list (dict "secret" (dict "name" $exporterSecretName)) (dict "secret" (dict "name" $webConfigSecretName))))))) }}
+
 {{ toYaml $volumes }}
+
 {{- end -}}

templates/prometheus-postgres-exporter/deployment.yaml

@@ -24,6 +24,7 @@ spec:
       - name: postgres-exporter
         args:
         - "--config.file=/etc/prometheus-postgres-exporter/config.d/exporterConfig.yaml"
+        - "--web.config.file=/etc/prometheus-postgres-exporter/config.d/web-config.yaml"
         - "--web.listen-address=:9187"
         {{- range .Values.deployment.postgresExporter.args }}
         - {{ . | quote }}
@@ -59,7 +60,7 @@ spec:
         - name: http
           containerPort: 9187
           protocol: TCP
-        {{- with .Values.deployment.containerResources }}
+        {{- with .Values.deployment.postgresExporter.resources }}
         resources:
           {{- toYaml . | nindent 10 }}
         {{- end }}
@@ -80,7 +81,7 @@ spec:
       dnsPolicy: {{ .Values.deployment.dnsPolicy }}
       {{- end }}
       {{- if .Values.deployment.hostname }}
-      hostname: {{ .Values.batch.dbUpdate.hostname }}
+      hostname: {{ .Values.deployment.hostname }}
       {{- end }}
       hostNetwork: {{ .Values.deployment.hostNetwork }}
       {{- with .Values.deployment.imagePullSecrets }}
@@ -94,7 +95,9 @@ spec:
       {{- if .Values.deployment.priorityClassName }}
       priorityClassName: {{ .Values.deployment.priorityClassName }}
       {{- end }}
+      {{- if .Values.deployment.restartPolicy }}
       restartPolicy: {{ .Values.deployment.restartPolicy }}
+      {{- end }}
       {{- with .Values.deployment.securityContext }}
       securityContext:
         {{- toYaml . | nindent 8 }}

templates/prometheus-postgres-exporter/secretWebConfig.yaml

@@ -1,4 +1,4 @@
-{{- if and (not (.Values.config.webConfig.existingSecret.enabled)) .Values.config.webConfig.secret.webConfig }}
+{{- if not .Values.config.webConfig.existingSecret.enabled }}
 ---
 apiVersion: v1
 kind: Secret

templates/prometheus-postgres-exporter/serviceMonitorHTTP.yaml

@@ -26,7 +26,7 @@ spec:
     {{- end }}
     scrapeTimeout: {{ required "The scrape timeout of the serviceMonitor is not defined!" .Values.prometheus.metrics.serviceMonitor.scrapeTimeout }}
     scheme: {{ required "The scheme of the serviceMonitor is not defined!" .Values.prometheus.metrics.serviceMonitor.scheme}}
-    targetPort: {{ required "The port of the serviceMonitor is not defined!" .Values.prometheus.metrics.serviceMonitor.port }}
+    targetPort: {{ required "The port of the service is not defined!" .Values.services.http.port }}
     {{- with .Values.prometheus.metrics.serviceMonitor.tlsConfig }}
     tlsConfig:
       {{- toYaml . | nindent 6 }}

unittests/deployment/deployment.yaml

@@ -32,8 +32,98 @@ tests:
       content:
         secretRef:
           name: prometheus-postgres-exporter-unittest-database-env
+  - equal:
+      path: spec.template.spec.containers[0].args
+      value:
+      - --config.file=/etc/prometheus-postgres-exporter/config.d/exporterConfig.yaml
+      - --web.config.file=/etc/prometheus-postgres-exporter/config.d/web-config.yaml
+      - --web.listen-address=:9187
+  - equal:
+      path: spec.template.spec.containers[0].volumeMounts
+      value:
+      - mountPath: /etc/prometheus-postgres-exporter/config.d
+        name: config.d
+  - equal:
+      path: spec.template.spec.volumes
+      value:
+      - name: config.d
+        projected:
+          defaultMode: "0444"
+          sources:
+          - secret:
+              name: prometheus-postgres-exporter-unittest-exporter-config
+          - secret:
+              name: prometheus-postgres-exporter-unittest-web-config
+  - equal:
+      path: spec.template.spec.containers[0].image
+      value: quay.io/prometheuscommunity/postgres-exporter:v0.1.0
+  - equal:
+      path: spec.template.spec.containers[0].imagePullPolicy
+      value: IfNotPresent
+  - notExists:
+      path: spec.template.spec.containers[0].resources
+  - notExists:
+      path: spec.template.spec.containers[0].securityContext
+  - notExists:
+      path: spec.template.spec.dnsConfig
+  - notExists:
+      path: spec.template.spec.dnsPolicy
+  - notExists:
+      path: spec.template.spec.hostname
+  - equal:
+      path: spec.template.spec.hostNetwork
+      value: false
+  - notExists:
+      path: spec.template.spec.imagePullSecrets
+  - notExists:
+      path: spec.template.spec.nodeSelector
+  - notExists:
+      path: spec.template.spec.priorityClassName
+  - notExists:
+      path: spec.template.spec.restartPolicy
+  - notExists:
+      path: spec.template.spec.subdomain
+  - equal:
+      path: spec.template.spec.terminationGracePeriodSeconds
+      value: 60
+  - notExists:
+      path: spec.template.spec.tolerations
+  - notExists:
+      path: spec.template.spec.topologySpreadConstraints
 
-- it: Test custom database secret
+- it: Test additional arguments
+  set:
+    deployment.postgresExporter.args:
+    - "--foo=bar"
+    - "--bar=foo"
+  asserts:
+  - equal:
+      path: spec.template.spec.containers[0].args
+      value:
+      - --config.file=/etc/prometheus-postgres-exporter/config.d/exporterConfig.yaml
+      - --web.config.file=/etc/prometheus-postgres-exporter/config.d/web-config.yaml
+      - --web.listen-address=:9187
+      - --foo=bar
+      - --bar=foo
+
+- it: Test custom imageRegistry and imageRepository
+  set:
+    deployment.postgresExporter.image.registry: registry.example.local
+    deployment.postgresExporter.image.repository: path/special/prometheus-postgres-exporter
+  asserts:
+  - equal:
+      path: spec.template.spec.containers[0].image
+      value: registry.example.local/path/special/prometheus-postgres-exporter:v0.1.0
+
+- it: Test custom imagePullPolicy
+  set:
+    deployment.postgresExporter.image.pullPolicy: Always
+  asserts:
+  - equal:
+      path: spec.template.spec.containers[0].imagePullPolicy
+      value: Always
+
+- it: Test config.database.existingSecret
   set:
     config.database.existingSecret.enabled: true
     config.database.existingSecret.secretName: custom-database-secret
@@ -43,3 +133,233 @@ tests:
       content:
         secretRef:
           name: custom-database-secret
+
+- it: Test config.exporterConfig.existingSecret
+  set:
+    config.exporterConfig.existingSecret.enabled: true
+    config.exporterConfig.existingSecret.secretName: exporter-config-secret
+  asserts:
+  - equal:
+      path: spec.template.spec.containers[0].volumeMounts
+      value:
+      - mountPath: /etc/prometheus-postgres-exporter/config.d
+        name: config.d
+  - equal:
+      path: spec.template.spec.volumes
+      value:
+      - name: config.d
+        projected:
+          defaultMode: "0444"
+          sources:
+          - secret:
+              name: exporter-config-secret
+          - secret:
+              name: prometheus-postgres-exporter-unittest-web-config
+
+- it: Test config.webConfig.existingSecret
+  set:
+    config.webConfig.existingSecret.enabled: true
+    config.webConfig.existingSecret.secretName: web-config-secret
+  asserts:
+  - equal:
+      path: spec.template.spec.containers[0].volumeMounts
+      value:
+      - mountPath: /etc/prometheus-postgres-exporter/config.d
+        name: config.d
+  - equal:
+      path: spec.template.spec.volumes
+      value:
+      - name: config.d
+        projected:
+          defaultMode: "0444"
+          sources:
+          - secret:
+              name: prometheus-postgres-exporter-unittest-exporter-config
+          - secret:
+              name: web-config-secret
+
+- it: Test custom resource limits and requests
+  set:
+    deployment.postgresExporter.resources:
+      limits:
+        cpu: 100m
+        memory: 250MB
+      requests:
+        cpu: 25m
+        memory: 100MB
+  asserts:
+  - equal:
+      path: spec.template.spec.containers[0].resources
+      value:
+        limits:
+          cpu: 100m
+          memory: 250MB
+        requests:
+          cpu: 25m
+          memory: 100MB
+
+- it: Test custom securityContext
+  set:
+    deployment.postgresExporter.securityContext:
+      capabilities:
+        add:
+        - NET_RAW
+        drop:
+        - ALL
+      privileged: false
+      readOnlyRootFilesystem: true
+      runAsNonRoot: true
+      runAsUser: 1000
+  asserts:
+  - equal:
+      path: spec.template.spec.containers[0].securityContext
+      value:
+        capabilities:
+          add:
+          - NET_RAW
+          drop:
+          - ALL
+        privileged: false
+        readOnlyRootFilesystem: true
+        runAsNonRoot: true
+        runAsUser: 1000
+
+- it: Test dnsConfig
+  set:
+    deployment.dnsConfig:
+      nameservers:
+      - "8.8.8.8"
+      - "8.8.4.4"
+  asserts:
+  - equal:
+      path: spec.template.spec.dnsConfig
+      value:
+        nameservers:
+        - "8.8.8.8"
+        - "8.8.4.4"
+
+- it: Test dnsPolicy
+  set:
+    deployment.dnsPolicy: ClusterFirst
+  asserts:
+  - equal:
+      path: spec.template.spec.dnsPolicy
+      value: ClusterFirst
+
+- it: Test hostNetwork, hostname, subdomain
+  set:
+    deployment.hostNetwork: true
+    deployment.hostname: pg-exporter
+    deployment.subdomain: exporters.internal
+  asserts:
+  - equal:
+      path: spec.template.spec.hostNetwork
+      value: true
+  - equal:
+      path: spec.template.spec.hostname
+      value: pg-exporter
+  - equal:
+      path: spec.template.spec.subdomain
+      value: exporters.internal
+
+- it: Test imagePullSecrets
+  set:
+    deployment.imagePullSecrets:
+    - name: my-pull-secret
+    - name: my-special-secret
+  asserts:
+  - equal:
+      path: spec.template.spec.imagePullSecrets
+      value:
+      - name: my-pull-secret
+      - name: my-special-secret
+
+- it: Test nodeSelector
+  set:
+    deployment.nodeSelector:
+      foo: bar
+  asserts:
+  - equal:
+      path: spec.template.spec.nodeSelector
+      value:
+        foo: bar
+
+- it: Test priorityClassName
+  set:
+    deployment.priorityClassName: my-priority
+  asserts:
+  - equal:
+      path: spec.template.spec.priorityClassName
+      value: my-priority
+
+- it: Test restartPolicy
+  set:
+    deployment.restartPolicy: Always
+  asserts:
+  - equal:
+      path: spec.template.spec.restartPolicy
+      value: Always
+
+- it: Test terminationGracePeriodSeconds
+  set:
+    deployment.terminationGracePeriodSeconds: 120
+  asserts:
+  - equal:
+      path: spec.template.spec.terminationGracePeriodSeconds
+      value: 120
+
+- it: Test tolerations
+  set:
+    deployment.tolerations:
+    - key: database/type
+      operator: Equal
+      value: postgres
+      effect: NoSchedule
+  asserts:
+  - equal:
+      path: spec.template.spec.tolerations
+      value:
+      - key: database/type
+        operator: Equal
+        value: postgres
+        effect: NoSchedule
+
+- it: Test topologySpreadConstraints
+  set:
+    deployment.topologySpreadConstraints:
+    - topologyKey: kubernetes.io/hostname
+      whenUnsatisfiable: DoNotSchedule
+      labelSelector:
+        matchLabels:
+          app.kubernetes.io/instance: prometheus-postgres-exporter
+  asserts:
+  - equal:
+      path: spec.template.spec.topologySpreadConstraints
+      value:
+      - topologyKey: kubernetes.io/hostname
+        whenUnsatisfiable: DoNotSchedule
+        labelSelector:
+          matchLabels:
+            app.kubernetes.io/instance: prometheus-postgres-exporter
+
+- it: Test additional volumeMounts and volumes
+  set:
+    deployment.postgresExporter.volumeMounts:
+    - name: data
+      mountPath: /usr/lib/prometheus-postgres-exporter/data
+    deployment.volumes:
+    - name: data
+      hostPath:
+        path: /usr/lib/prometheus-postgres-exporter/data
+  asserts:
+  - contains:
+      path: spec.template.spec.containers[0].volumeMounts
+      content:
+        name: data
+        mountPath: /usr/lib/prometheus-postgres-exporter/data
+  - contains:
+      path: spec.template.spec.volumes
+      content:
+        name: data
+        hostPath:
+          path: /usr/lib/prometheus-postgres-exporter/data

unittests/secrets/webconfig.yaml

@@ -8,27 +8,7 @@ release:
 templates:
 - templates/prometheus-postgres-exporter/secretWebConfig.yaml
 tests:
-- it: Skip rendering by using existing secret.
-  set:
-    config.webConfig.existingSecret.enabled: true
-  asserts:
-  - hasDocuments:
-      count: 0
-
-- it: Skip rendering when no webConfig.yaml is defined.
-  set:
-    config.webConfig.existingSecret.enabled: false
-  asserts:
-  - hasDocuments:
-      count: 0
-
-- it: Rendering database secret.
-  set:
-    config.webConfig.secret.webConfig:
-      tls_server_config:
-        cert_file: /path/to/cert.pem
-        client_ca_file: /path/to/ca.pem
-        key_file: /path/to/key.pem
+- it: Rendering default secret.
   asserts:
   - hasDocuments:
       count: 1
@@ -47,6 +27,19 @@ tests:
         app.kubernetes.io/name: prometheus-postgres-exporter
         app.kubernetes.io/version: 0.1.0
         helm.sh/chart: prometheus-postgres-exporter-0.1.0
+  - equal:
+      path: stringData["webConfig.yaml"]
+      value: |
+        {}
+
+- it: Rendering custom webconfig.
+  set:
+    config.webConfig.secret.webConfig:
+      tls_server_config:
+        cert_file: /path/to/cert.pem
+        client_ca_file: /path/to/ca.pem
+        key_file: /path/to/key.pem
+  asserts:
   - equal:
       path: stringData["webConfig.yaml"]
       value: |

unittests/serviceMonitors/serviceMonitorHTTP.yaml

@@ -134,7 +134,6 @@ tests:
       action: "drop"
     prometheus.metrics.serviceMonitor.scrapeTimeout: "5s"
     prometheus.metrics.serviceMonitor.scheme: "http"
-    prometheus.metrics.serviceMonitor.port: 10443
   asserts:
   - hasDocuments:
       count: 1
@@ -166,7 +165,4 @@ tests:
       value: 5s
   - equal:
       path: spec.endpoints[0].scheme
-      value: http
-  - equal:
-      path: spec.endpoints[0].targetPort
-      value: 10443
+      value: http

values.yaml

@@ -30,8 +30,8 @@ config:
       databaseConnectionUrl: ""
 
   exporterConfig:
-    ## @param config.exporterConfig.existingSecret.enabled Mount an existing secret containing the key `exporter_config.yaml`.
-    ## @param config.exporterConfig.existingSecret.secretName Name of the existing secret containing the key `exporter_config.yaml`.
+    ## @param config.exporterConfig.existingSecret.enabled Mount an existing secret containing the key `exporterConfig.yaml`.
+    ## @param config.exporterConfig.existingSecret.secretName Name of the existing secret containing the key `exporterConfig.yaml`.
     existingSecret:
       enabled: false
       secretName: ""
@@ -190,7 +190,7 @@ deployment:
       # runAsUser: 1000
 
     ## @param deployment.postgresExporter.volumeMounts Additional volume mounts.
-    volumeMounts: {}
+    volumeMounts: []
     # - name: my-configmap-volume
     #   mountPath: /configmap
     #   readOnly: true
@@ -204,6 +204,9 @@ deployment:
   ## @param deployment.replicaCount Number of replicas for the postgres-exporter deployment.
   replicaCount: 1
 
+  ## @param deployment.restartPolicy Restart policy of the postgres-exporter deployment.
+  restartPolicy: ""
+
   ## @param deployment.securityContext Security context of the postgres-exporter deployment.
   securityContext: {}
     # fsGroup: 2000
@@ -222,6 +225,10 @@ deployment:
 
   ## @param deployment.tolerations Tolerations of the postgres-exporter deployment.
   tolerations: []
+  # - key: database/type
+  #   operator: Equal
+  #   value: postgres
+  #   effect: NoSchedule
 
   ## @param deployment.topologySpreadConstraints TopologySpreadConstraints of the postgres-exporter deployment.
   topologySpreadConstraints: []
@@ -325,7 +332,6 @@ prometheus:
     ## @param prometheus.metrics.serviceMonitor.honorLabels Honor labels.
     ## @param prometheus.metrics.serviceMonitor.interval Interval at which metrics should be scraped. If not specified Prometheus' global scrape interval is used.
     ## @param prometheus.metrics.serviceMonitor.path HTTP path for scraping prometheus metrics.
-    ## @param prometheus.metrics.serviceMonitor.port HTTP port for scraping prometheus metrics.
     ## @param prometheus.metrics.serviceMonitor.relabelings RelabelConfigs to apply to samples before scraping. Prometheus Operator automatically adds relabelings for a few standard Kubernetes fields.
     ## @param prometheus.metrics.serviceMonitor.scrapeTimeout Timeout after which the scrape is ended. If not specified, global Prometheus scrape timeout is used.
     ## @param prometheus.metrics.serviceMonitor.scheme HTTP scheme to use for scraping. For example `http` or `https`.
@@ -340,7 +346,6 @@ prometheus:
       honorLabels: false
       interval: "60s"
       path: "/metrics"
-      port: 9187
       relabelings: []
       scrapeTimeout: "30s"
       scheme: "http"