introduce dynamic probes for common-chart (#557)

* introduce dynamic probes for common-chart

* whoops

* deal with cases where no protocol is set for probes

charts/library/common/Chart.yaml

@@ -18,4 +18,4 @@ maintainers:
 name: common
 sources:
 type: library
-version: 6.2.0
+version: 6.3.0

charts/library/common/templates/lib/controller/_probes.tpl

@@ -16,8 +16,18 @@ Probes selection logic.
       {{- $probe.spec | toYaml | nindent 2 }}
     {{- else }}
       {{- if and $primaryService $primaryPort -}}
-        {{- "tcpSocket:" | nindent 2 }}
-          {{- printf "port: %v" $primaryPort.port  | nindent 4 }}
+        {{- if $primaryPort.protocol -}}
+          {{- if or ( eq $primaryPort.protocol "HTTP" ) ( eq $primaryPort.protocol "HTTPS" ) -}}
+            {{- "httpGet:" | nindent 2 }}
+              {{- printf "path: %v" $probe.path | nindent 4 }}
+              {{- printf "scheme: %v" $primaryPort.protocol | nindent 4 }}
+          {{- else -}}
+            {{- "tcpSocket:" | nindent 2 }}
+          {{- end }}
+        {{- else -}}
+          {{- "tcpSocket:" | nindent 2 }}
+        {{- end }}
+            {{- printf "port: %v" $primaryPort.port  | nindent 4 }}
         {{- printf "initialDelaySeconds: %v" $probe.spec.initialDelaySeconds  | nindent 2 }}
         {{- printf "failureThreshold: %v" $probe.spec.failureThreshold  | nindent 2 }}
         {{- printf "timeoutSeconds: %v" $probe.spec.timeoutSeconds  | nindent 2 }}

charts/library/common/values.yaml

@@ -153,6 +153,9 @@ probes:
     enabled: true
     # -- Set this to `true` if you wish to specify your own livenessProbe
     custom: false
+    # -- If a HTTP probe is used (default for HTTP/HTTPS services) this path is used
+    # @default -- "/"
+    path: "/"
     # -- The spec field contains the values for the default livenessProbe.
     # If you selected `custom: true`, this field holds the definition of the livenessProbe.
     # @default -- See below
@@ -169,6 +172,9 @@ probes:
     enabled: true
     # -- Set this to `true` if you wish to specify your own readinessProbe
     custom: false
+    # -- If a HTTP probe is used (default for HTTP/HTTPS services) this path is used
+    # @default -- "/"
+    path: "/"
     # -- The spec field contains the values for the default readinessProbe.
     # If you selected `custom: true`, this field holds the definition of the readinessProbe.
     # @default -- See below
@@ -185,6 +191,9 @@ probes:
     enabled: true
     # -- Set this to `true` if you wish to specify your own startupProbe
     custom: false
+    # -- If a HTTP probe is used (default for HTTP/HTTPS services) this path is used
+    # @default -- "/"
+    path: "/"
     # -- The spec field contains the values for the default startupProbe.
     # If you selected `custom: true`, this field holds the definition of the startupProbe.
     # @default -- See below