Add hostAliases for webserver

chart/Chart.lock

@@ -1,5 +1,6 @@
 dependencies:
 - name: postgresql
+  repository: ""
   version: 10.5.3
-digest: sha256:7104938113e866364a96f78802697be6bd121526cccbd06cae6a38827b7b36f9
-generated: "2022-06-11T22:19:11.389661+02:00"
+digest: sha256:dec7bef840458bc699efeef81c709a48d837a02fbfc31da488b6d71c3733310d
+generated: "2022-08-18T18:37:10.493213-03:00"

chart/templates/webserver/webserver-deployment.yaml

@@ -114,6 +114,11 @@ spec:
 {{ toYaml $tolerations | indent 8 }}
       topologySpreadConstraints:
 {{ toYaml $topologySpreadConstraints | indent 8 }}
+{{- if .Values.webserver.hostAliases }}
+      hostAliases:
+{{ toYaml .Values.webserver.hostAliases | indent 8 }}
+{{- end }}
+
       restartPolicy: Always
       securityContext: {{ $securityContext | nindent 8 }}
       {{- if or .Values.registry.secretName .Values.registry.connection }}

chart/values.schema.json

@@ -3551,6 +3551,28 @@
                         "$ref": "#/definitions/io.k8s.api.core.v1.TopologySpreadConstraint"
                     }
                 },
+                "hostAliases": {
+                    "description": "Specify HostAliases for webserver.",
+                    "items": {
+                        "$ref": "#/definitions/io.k8s.api.core.v1.HostAlias"
+                    },
+                    "type": "array",
+                    "default": [],
+                    "examples": [
+                        {
+                            "ip": "127.0.0.2",
+                            "hostnames": [
+                                "test.hostname.one"
+                            ]
+                        },
+                        {
+                            "ip": "127.0.0.3",
+                            "hostnames": [
+                                "test.hostname.two"
+                            ]
+                        }
+                    ]
+                },
                 "podAnnotations": {
                     "description": "Annotations to add to the webserver pods.",
                     "type": "object",

chart/values.yaml

@@ -1015,6 +1015,16 @@ webserver:
   #      weight: 100
   tolerations: []
   topologySpreadConstraints: []
+  # hostAliases to use in webserver pods.
+  # See:
+  # https://kubernetes.io/docs/concepts/services-networking/add-entries-to-pod-etc-hosts-with-host-aliases/
+  hostAliases: []
+  # - ip: "127.0.0.2"
+  #   hostnames:
+  #   - "test.hostname.one"
+  # - ip: "127.0.0.3"
+  #   hostnames:
+  #   - "test.hostname.two"
 
   podAnnotations: {}
 

tests/charts/test_webserver.py

@@ -151,6 +151,20 @@ def test_should_add_volume_and_volume_mount_when_exist_webserver_config(self):
             "readOnly": True,
         } in jmespath.search("spec.template.spec.containers[0].volumeMounts", docs[0])
 
+    def test_workers_host_aliases(self):
+        docs = render_chart(
+            values={
+                "executor": "CeleryExecutor",
+                "webserver": {
+                    "hostAliases": [{"ip": "127.0.0.2", "hostnames": ["test.hostname"]}],
+                },
+            },
+            show_only=["templates/webserver/webserver-deployment.yaml"],
+        )
+
+        assert "127.0.0.2" == jmespath.search("spec.template.spec.hostAliases[0].ip", docs[0])
+        assert "test.hostname" == jmespath.search("spec.template.spec.hostAliases[0].hostnames[0]", docs[0])
+
     def test_should_add_extra_containers(self):
         docs = render_chart(
             values={