Merge branch 'master' into validate-resources

.gitignore

@@ -86,6 +86,9 @@ coverage.xml
 .hypothesis/
 .pytest_cache/
 
+# e2e tests
+e2e/manifests
+
 # Translations
 *.mo
 *.pot

charts/postgres-operator/crds/operatorconfigurations.yaml

@@ -107,10 +107,14 @@ spec:
                   type: object
                   additionalProperties:
                     type: string
+                enable_init_containers:
+                  type: boolean
                 enable_pod_antiaffinity:
                   type: boolean
                 enable_pod_disruption_budget:
                   type: boolean
+                enable_sidecars:
+                  type: boolean
                 infrastructure_roles_secret_name:
                   type: string
                 inherited_labels:
@@ -298,3 +302,7 @@ spec:
                   pattern: '^(\d+(e\d+)?|\d+(\.\d+)?(e\d+)?[EPTGMK]i?)$'
                 scalyr_server_url:
                   type: string
+        status:
+          type: object
+          additionalProperties:
+            type: string

charts/postgres-operator/crds/postgresqls.yaml

@@ -222,7 +222,7 @@ spec:
                       # only the format of the given number.
                       #
                       # https://kubernetes.io/docs/concepts/configuration/manage-compute-resources-container/#meaning-of-cpu
-                      pattern: '^(\d+m|\d+\.\d{1,3})$'
+                      pattern: '^(\d+m|\d+(\.\d{1,3})?)$'
                       # Note: the value specified here must not be zero or be lower
                       # than the corresponding request.
                     memory:
@@ -253,7 +253,7 @@ spec:
                       # only the format of the given number.
                       #
                       # https://kubernetes.io/docs/concepts/configuration/manage-compute-resources-container/#meaning-of-cpu
-                      pattern: '^(\d+m|\d+\.\d{1,3})$'
+                      pattern: '^(\d+m|\d+(\.\d{1,3})?)$'
                       # Note: the value specified here must not be zero or be higher
                       # than the corresponding limit.
                     memory:

charts/postgres-operator/values-crd.yaml

@@ -63,10 +63,14 @@ configKubernetes:
   #   keya: valuea
   #   keyb: valueb
 
+  # enables initContainers to run actions before Spilo is started
+  enable_init_containers: true
   # toggles pod anti affinity on the Postgres pods
   enable_pod_antiaffinity: false
   # toggles PDB to set to MinAvailabe 0 or 1
   enable_pod_disruption_budget: true
+  # enables sidecar containers to run alongside Spilo in the same pod
+  enable_sidecars: true
   # name of the secret containing infrastructure roles names and passwords
   # infrastructure_roles_secret_name: postgresql-infrastructure-roles
 

charts/postgres-operator/values.yaml

@@ -57,12 +57,16 @@ configKubernetes:
   # label assigned to Kubernetes objects created by the operator
   cluster_name_label: version
   # annotations attached to each database pod
-  # custom_pod_annotations: keya:valuea,keyb:valueb
+  # custom_pod_annotations: "keya:valuea,keyb:valueb"
 
+  # enables initContainers to run actions before Spilo is started
+  enable_init_containers: "true"
   # toggles pod anti affinity on the Postgres pods
   enable_pod_antiaffinity: "false"
   # toggles PDB to set to MinAvailabe 0 or 1
   enable_pod_disruption_budget: "true"
+  # enables sidecar containers to run alongside Spilo in the same pod
+  enable_sidecars: "true"
   # name of the secret containing infrastructure roles names and passwords
   # infrastructure_roles_secret_name: postgresql-infrastructure-roles
 

docker/logical-backup/dump.sh

@@ -41,8 +41,8 @@ function aws_upload {
     args=()
 
     [[ ! -z "$EXPECTED_SIZE" ]] && args+=("--expected-size=$EXPECTED_SIZE")
-    [[ ! -z "$LOGICAL_BACKUP_S3_ENDPOINT" ]] && args+=("--endpoint-url=\"$LOGICAL_BACKUP_S3_ENDPOINT\"")
+    [[ ! -z "$LOGICAL_BACKUP_S3_ENDPOINT" ]] && args+=("--endpoint-url=$LOGICAL_BACKUP_S3_ENDPOINT")
-    [[ ! "$LOGICAL_BACKUP_S3_SSE" == "" ]] && args+=("--sse=\"$LOGICAL_BACKUP_S3_SSE\"")
+    [[ ! "$LOGICAL_BACKUP_S3_SSE" == "" ]] && args+=("--sse=$LOGICAL_BACKUP_S3_SSE")
 
     aws s3 cp - "$PATH_TO_BACKUP" "${args[@]//\'/}" --debug
 }

docs/reference/operator_parameters.md

@@ -87,9 +87,9 @@ Those are top-level keys, containing both leaf keys and groups.
   repository](https://github.com/zalando/spilo).
 
 * **sidecar_docker_images**
-  a map of sidecar names to docker images for the containers to run alongside
+  a map of sidecar names to docker images to run with Spilo. In case of the name
-  Spilo. In case of the name conflict with the definition in the cluster
+  conflict with the definition in the cluster manifest the cluster-specific one
-  manifest the cluster-specific one is preferred.
+  is preferred.
 
 * **enable_shm_volume**
   Instruct operator to start any new database pod without limitations on shm
@@ -196,6 +196,14 @@ configuration they are grouped under the `kubernetes` key.
   [admin docs](../administrator.md#pod-disruption-budget) for more information.
   Default is true.
 
+* **enable_init_containers**
+  global option to allow for creating init containers to run actions before
+  Spilo is started. Default is true.
+
+* **enable_sidecars**
+  global option to allow for creating sidecar containers to run alongside Spilo
+  on the same pod. Default is true.
+
 * **secret_name_template**
   a template for the name of the database user secrets generated by the
   operator. `{username}` is replaced with name of the secret, `{cluster}` with

docs/user.md

@@ -379,6 +379,10 @@ variables are always passed to sidecars:
 The PostgreSQL volume is shared with sidecars and is mounted at
 `/home/postgres/pgdata`.
 
+**Note**: The operator will not create a cluster if sidecar containers are
+specified but globally disabled in the configuration. The `enable_sidecars`
+option must be set to `true`.
+
 ## InitContainers Support
 
 Each cluster can specify arbitrary init containers to run. These containers can
@@ -403,6 +407,10 @@ spec:
 
 `initContainers` accepts full `v1.Container` definition.
 
+**Note**: The operator will not create a cluster if `initContainers` are
+specified but globally disabled in the configuration. The
+`enable_init_containers` option must be set to `true`.
+
 ## Increase volume size
 
 Postgres operator supports statefulset volume resize if you're using the

e2e/Makefile

@@ -23,7 +23,6 @@ ifndef GOPATH
 	GOPATH := $(HOME)/go
 endif
 
-KIND_PATH := $(GOPATH)/bin
 PATH := $(GOPATH)/bin:$(PATH)
 
 default: tools
@@ -43,10 +42,7 @@ push: docker
 
 tools: docker
 	# install pinned version of 'kind'
-	# leave the name as is to avoid overwriting official binary named `kind`
+	GO111MODULE=on go get sigs.k8s.io/kind@v0.5.1
-	wget https://github.com/kubernetes-sigs/kind/releases/download/v0.5.1/kind-linux-amd64
-	chmod +x kind-linux-amd64
-	mv kind-linux-amd64 $(KIND_PATH)
 
 test:
 	./run.sh

e2e/run.sh

@@ -30,15 +30,15 @@ function pull_images(){
 function start_kind(){
 
   # avoid interference with previous test runs
-  if [[ $(kind-linux-amd64 get clusters | grep "^${cluster_name}*") != "" ]]
+  if [[ $(kind get clusters | grep "^${cluster_name}*") != "" ]]
   then
-    kind-linux-amd64 delete cluster --name ${cluster_name}
+    kind delete cluster --name ${cluster_name}
   fi
 
-  kind-linux-amd64 create cluster --name ${cluster_name} --config kind-cluster-postgres-operator-e2e-tests.yaml
+  kind create cluster --name ${cluster_name} --config kind-cluster-postgres-operator-e2e-tests.yaml
-  kind-linux-amd64 load docker-image "${operator_image}" --name ${cluster_name}
+  kind load docker-image "${operator_image}" --name ${cluster_name}
-  kind-linux-amd64 load docker-image "${e2e_test_image}" --name ${cluster_name}
+  kind load docker-image "${e2e_test_image}" --name ${cluster_name}
-  KUBECONFIG="$(kind-linux-amd64 get kubeconfig-path --name=${cluster_name})"
+  KUBECONFIG="$(kind get kubeconfig-path --name=${cluster_name})"
   export KUBECONFIG
 }
 
@@ -58,7 +58,7 @@ function run_tests(){
 
 function clean_up(){
   unset KUBECONFIG
-  kind-linux-amd64 delete cluster --name ${cluster_name}
+  kind delete cluster --name ${cluster_name}
   rm -rf ${kubeconfig_path}
 }
 

e2e/tests/test_e2e.py

@@ -182,17 +182,12 @@ class EndToEndTestCase(unittest.TestCase):
 
         # update the cluster-wide image of the logical backup pod
         image = "test-image-name"
-        config_map_patch = {
+        patch_logical_backup_image = {
             "data": {
                "logical_backup_docker_image": image,
             }
         }
-        k8s.api.core_v1.patch_namespaced_config_map("postgres-operator", "default", config_map_patch)
+        k8s.update_config(patch_logical_backup_image)
-
-        operator_pod = k8s.api.core_v1.list_namespaced_pod(
-            'default', label_selector="name=postgres-operator").items[0].metadata.name
-        k8s.api.core_v1.delete_namespaced_pod(operator_pod, "default")  # restart reloads the conf
-        k8s.wait_for_operator_pod_start()
 
         jobs = k8s.get_logical_backup_job().items
         actual_image = jobs[0].spec.job_template.spec.template.spec.containers[0].image
@@ -319,6 +314,14 @@ class K8s:
     def wait_for_logical_backup_job_creation(self):
         self.wait_for_logical_backup_job(expected_num_of_jobs=1)
 
+    def update_config(self, config_map_patch):
+        self.api.core_v1.patch_namespaced_config_map("postgres-operator", "default", config_map_patch)
+
+        operator_pod = self.api.core_v1.list_namespaced_pod(
+            'default', label_selector="name=postgres-operator").items[0].metadata.name
+        self.api.core_v1.delete_namespaced_pod(operator_pod, "default")  # restart reloads the conf
+        self.wait_for_operator_pod_start()
+
     def create_with_kubectl(self, path):
         subprocess.run(["kubectl", "create", "-f", path])
 

go.mod

@@ -3,15 +3,21 @@ module github.com/zalando/postgres-operator
 go 1.12
 
 require (
-	github.com/aws/aws-sdk-go v1.25.1
+	github.com/aws/aws-sdk-go v1.25.44
-	github.com/imdario/mergo v0.3.7 // indirect
+	github.com/imdario/mergo v0.3.8 // indirect
 	github.com/lib/pq v1.2.0
 	github.com/motomux/pretty v0.0.0-20161209205251-b2aad2c9a95d
 	github.com/sirupsen/logrus v1.4.2
-	gopkg.in/yaml.v2 v2.2.2
+	golang.org/x/crypto v0.0.0-20191202143827-86a70503ff7e // indirect
-	k8s.io/api v0.0.0-20190927115716-5d581ce610b0
+	golang.org/x/net v0.0.0-20191126235420-ef20fe5d7933 // indirect
-	k8s.io/apiextensions-apiserver v0.0.0-20190927042040-728319705b32
+	golang.org/x/sys v0.0.0-20191128015809-6d18c012aee9 // indirect
-	k8s.io/apimachinery v0.0.0-20190927035529-0104e33c351d
+	golang.org/x/tools v0.0.0-20191130070609-6e064ea0cf2d // indirect
-	k8s.io/client-go v0.0.0-20190926235751-95884bf844a9
+	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
-	k8s.io/code-generator v0.0.0-20190927075303-016f2b3d74d0
+	gopkg.in/yaml.v2 v2.2.4
+	k8s.io/api v0.0.0-20191121015604-11707872ac1c
+	k8s.io/apiextensions-apiserver v0.0.0-20191121021419-88daf26ec3b8
+	k8s.io/apimachinery v0.0.0-20191121015412-41065c7a8c2a
+	k8s.io/client-go v11.0.0+incompatible
+	k8s.io/code-generator v0.0.0-20191121015212-c4c8f8345c7e
+	sigs.k8s.io/kind v0.5.1 // indirect
 )

go.sum

@@ -9,6 +9,7 @@ github.com/Azure/go-autorest/autorest/mocks v0.1.0/go.mod h1:OTyCOPRA2IgIlWxVYxB
 github.com/Azure/go-autorest/autorest/mocks v0.2.0/go.mod h1:OTyCOPRA2IgIlWxVYxBee2F5Gr4kF2zd2J5cFRaIDN0=
 github.com/Azure/go-autorest/logger v0.1.0/go.mod h1:oExouG+K6PryycPJfVSxi/koC6LSNgds39diKLz7Vrc=
 github.com/Azure/go-autorest/tracing v0.5.0/go.mod h1:r/s2XiOKccPW3HrqB+W0TQzfbtp2fGCgRFtBroKn4Dk=
+github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
 github.com/NYTimes/gziphandler v0.0.0-20170623195520-56545f4a5d46/go.mod h1:3wb06e3pkSAbeQ52E9H9iFoQsEEwGN64994WTCIhntQ=
@@ -19,27 +20,32 @@ github.com/PuerkitoBio/purell v1.1.1/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbt
 github.com/PuerkitoBio/urlesc v0.0.0-20160726150825-5bd2802263f2/go.mod h1:uGdkoq3SwY9Y+13GIhn11/XLaGBb4BfwItxLd5jeuXE=
 github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 h1:d+Bc7a5rLufV/sSk/8dngufqelfh6jnri85riMAaF/M=
 github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578/go.mod h1:uGdkoq3SwY9Y+13GIhn11/XLaGBb4BfwItxLd5jeuXE=
+github.com/agnivade/levenshtein v1.0.1/go.mod h1:CURSv5d9Uaml+FovSIICkLbAUZ9S4RqaHDIsdSBg7lM=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
+github.com/andreyvit/diff v0.0.0-20170406064948-c7f18ee00883/go.mod h1:rCTlJbsFo29Kk6CurOXKm700vrz8f0KW0JNfpkRJY/8=
 github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8=
 github.com/asaskevich/govalidator v0.0.0-20180720115003-f9ffefc3facf/go.mod h1:lB+ZfQJz7igIIfQNfa7Ml4HSf2uFQQRzpGGRXenZAgY=
 github.com/asaskevich/govalidator v0.0.0-20190424111038-f61b66f89f4a/go.mod h1:lB+ZfQJz7igIIfQNfa7Ml4HSf2uFQQRzpGGRXenZAgY=
-github.com/aws/aws-sdk-go v1.25.1 h1:d7zDXFT2Tgq/yw7Wku49+lKisE8Xc85erb+8PlE/Shk=
+github.com/aws/aws-sdk-go v1.25.44 h1:n9ahFoiyn66smjF34hYr3tb6/ZdBcLuFz7BCDhHyJ7I=
-github.com/aws/aws-sdk-go v1.25.1/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
+github.com/aws/aws-sdk-go v1.25.44/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
+github.com/bgentry/speakeasy v0.1.0/go.mod h1:+zsyZBPWlz7T6j88CTgSN5bM796AkVf0kBD4zp0CCIs=
 github.com/blang/semver v3.5.0+incompatible/go.mod h1:kRBLl5iJ+tD4TcOOxsy/0fnwebNt5EWlYSAyrTnjyyk=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
-github.com/coreos/bbolt v1.3.1-coreos.6/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
+github.com/cockroachdb/datadriven v0.0.0-20190809214429-80d97fb3cbaa/go.mod h1:zn76sxSg3SzpJ0PPJaLDCu+Bu0Lg3sKTORVIj19EIF8=
 github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
-github.com/coreos/etcd v3.3.15+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=
 github.com/coreos/go-etcd v2.0.0+incompatible/go.mod h1:Jez6KQU2B/sWsbdaef3ED8NzMklzPG4d5KIOhIy30Tk=
 github.com/coreos/go-oidc v2.1.0+incompatible/go.mod h1:CgnwVTmzoESiwO9qyAFEMiHoZ1nMCKZlZ9V6mm3/LKc=
 github.com/coreos/go-semver v0.2.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
 github.com/coreos/go-semver v0.3.0/go.mod h1:nnelYz7RCh+5ahJtPPxZlU+153eP4D4r3EedlOD2RNk=
 github.com/coreos/go-systemd v0.0.0-20180511133405-39ca1b05acc7/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
+github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
+github.com/coreos/pkg v0.0.0-20160727233714-3ac0863d7acf/go.mod h1:E3G3o1h8I7cfcXa63jLwjI0eiQQMgzzUDFVpN/nH/eA=
 github.com/coreos/pkg v0.0.0-20180108230652-97fdf19511ea/go.mod h1:E3G3o1h8I7cfcXa63jLwjI0eiQQMgzzUDFVpN/nH/eA=
 github.com/cpuguy83/go-md2man v1.0.10/go.mod h1:SmD6nW6nTyfqj6ABTjUi3V3JVMnlJmwcJI5acqYI6dE=
+github.com/creack/pty v1.1.7/go.mod h1:lj5s0c3V2DBrqTV7llrYr5NG6My20zk30Fl46Y7DoTY=
 github.com/davecgh/go-spew v0.0.0-20151105211317-5215b55f46b2/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
@@ -47,16 +53,27 @@ github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs
 github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
 github.com/docker/docker v0.7.3-0.20190327010347-be7ac8be2ae0/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
 github.com/docker/go-units v0.3.3/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
+github.com/docker/go-units v0.4.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
 github.com/docker/spdystream v0.0.0-20160310174837-449fdfce4d96 h1:cenwrSVm+Z7QLSV/BsnenAOcDXdX4cMv4wP0B/5QbPg=
 github.com/docker/spdystream v0.0.0-20160310174837-449fdfce4d96/go.mod h1:Qh8CwZgvJUkLughtfhJv5dyTYa91l1fOUCrgjqmcifM=
+github.com/dustin/go-humanize v0.0.0-20171111073723-bb3d318650d4/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
+github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
+github.com/elazarl/goproxy v0.0.0-20170405201442-c4fc26588b6e h1:p1yVGRW3nmb85p1Sh1ZJSDm4A4iKLS5QNbvUHMgGu/M=
 github.com/elazarl/goproxy v0.0.0-20170405201442-c4fc26588b6e/go.mod h1:/Zj4wYkgs4iZTTu3o/KG3Itv/qCCa8VVMlb3i9OVuzc=
 github.com/emicklei/go-restful v0.0.0-20170410110728-ff4f55a20633/go.mod h1:otzb+WCGbkyDHkqmQmT5YD2WR4BBwUdeQoFo8l/7tVs=
 github.com/emicklei/go-restful v2.9.5+incompatible h1:spTtZBk5DYEvbxMVutUuTyh1Ao2r4iyvLdACqsl/Ljk=
 github.com/emicklei/go-restful v2.9.5+incompatible/go.mod h1:otzb+WCGbkyDHkqmQmT5YD2WR4BBwUdeQoFo8l/7tVs=
+github.com/emicklei/go-restful v2.9.6+incompatible h1:tfrHha8zJ01ywiOEC1miGY8st1/igzWB8OmvPgoYX7w=
+github.com/emicklei/go-restful v2.9.6+incompatible/go.mod h1:otzb+WCGbkyDHkqmQmT5YD2WR4BBwUdeQoFo8l/7tVs=
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@@ -112,7 +140,10 @@ github.com/golang/protobuf v0.0.0-20161109072736-4bd1920723d7/go.mod h1:6lQm79b+
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@@ -122,24 +153,31 @@ github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/
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@@ -148,13 +186,17 @@ github.com/json-iterator/go v0.0.0-20180612202835-f2b4162afba3/go.mod h1:+SdeFBv
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@@ -274,6 +359,7 @@ golang.org/x/sys v0.0.0-20170830134202-bb24a47a89ea/go.mod h1:STP8DvDyc/dI5b8T5h
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@@ -282,19 +368,27 @@ golang.org/x/sys v0.0.0-20190312061237-fead79001313/go.mod h1:h1NjWce9XRLGQEsW7w
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@@ -318,65 +416,73 @@ google.golang.org/genproto v0.0.0-20190307195333-5fe7a883aa19/go.mod h1:VzzqZJRn
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+k8s.io/api v0.0.0-20191121015604-11707872ac1c/go.mod h1:R/s4gKT0V/cWEnbQa9taNRJNbWUK57/Dx6cPj6MD3A0=
-k8s.io/apiextensions-apiserver v0.0.0-20190927042040-728319705b32 h1:ss1T2mi6o+ji42DAoFxrophF9dysSKUXyq6fTmCMvFI=
+k8s.io/apiextensions-apiserver v0.0.0-20191121021419-88daf26ec3b8 h1:SrFLwOURsuwzuCi0zJdaBbPF31AcV9JUwpwIVosnnE4=
-k8s.io/apiextensions-apiserver v0.0.0-20190927042040-728319705b32/go.mod h1:SMmFyjBO4fGs1v/nrTzNbhyg4PEGUH+h3ilWsi90RPk=
+k8s.io/apiextensions-apiserver v0.0.0-20191121021419-88daf26ec3b8/go.mod h1:NMIy5Wa/or8CsLhYRleOp9CWAHVdcWpzT6Ufx1SNVjA=
-k8s.io/apimachinery v0.0.0-20190913080033-27d36303b655/go.mod h1:nL6pwRT8NgfF8TT68DBI8uEePRt89cSvoXUVqbkWHq4=
+k8s.io/apimachinery v0.0.0-20190313205120-d7deff9243b1/go.mod h1:ccL7Eh7zubPUSh9A3USN90/OzHNSVN6zxzde07TDCL0=
-k8s.io/apimachinery v0.0.0-20190923155427-ec87dd743e08/go.mod h1:grJJH0hgilA2pYoUiJcPu2EDUal95NTq1vpxxvMLSu8=
+k8s.io/apimachinery v0.0.0-20190404173353-6a84e37a896d/go.mod h1:ccL7Eh7zubPUSh9A3USN90/OzHNSVN6zxzde07TDCL0=
-k8s.io/apimachinery v0.0.0-20190925235427-62598f38f24e/go.mod h1:grJJH0hgilA2pYoUiJcPu2EDUal95NTq1vpxxvMLSu8=
+k8s.io/apimachinery v0.0.0-20191121015412-41065c7a8c2a h1:9V03T5lHv/iF4fSgvMCd+iB86AgEgmzLpheMqIJy7hs=
-k8s.io/apimachinery v0.0.0-20190927035529-0104e33c351d h1:oYLB5Nk2IOm17BHdatnaWAgzNGzq/5dlWy7Bzo5Htdc=
+k8s.io/apimachinery v0.0.0-20191121015412-41065c7a8c2a/go.mod h1:b9qmWdKlLuU9EBh+06BtLcSf/Mu89rWL33naRxs1uZg=
-k8s.io/apimachinery v0.0.0-20190927035529-0104e33c351d/go.mod h1:grJJH0hgilA2pYoUiJcPu2EDUal95NTq1vpxxvMLSu8=
+k8s.io/apiserver v0.0.0-20191121020624-6eed2f5a3289/go.mod h1:7P+0qMKoaggchirHLUSCVD22ohdkjN19+qQOKcAdfbI=
-k8s.io/apiserver v0.0.0-20190927000204-dd401ce564d5/go.mod h1:oXS8tPljvXCBPjzDnAM7xnx26pzwFT+oIqIUCmG8Pj8=
+k8s.io/client-go v0.0.0-20191121015835-571c0ef67034 h1:+/ppGIi1rJThJAz/xJSSOuD82gb6E5jRv2305MSznxQ=
-k8s.io/client-go v0.0.0-20190918160344-1fbdaa4c8d90 h1:mLmhKUm1X+pXu0zXMEzNsOF5E2kKFGe5o6BZBIIqA6A=
+k8s.io/client-go v0.0.0-20191121015835-571c0ef67034/go.mod h1:Adhj+OyDRsEXTnL9BfL7xbLWGWMCqGLWpMqGHkZI4J8=
-k8s.io/client-go v0.0.0-20190918160344-1fbdaa4c8d90/go.mod h1:J69/JveO6XESwVgG53q3Uz5OSfgsv4uxpScmmyYOOlk=
-k8s.io/client-go v0.0.0-20190925235746-07054768d98d/go.mod h1:KumMj5rt+3qCPy5LJipGocsmMx6RW8vdDAs8QNK6jvU=
-k8s.io/client-go v0.0.0-20190926235751-95884bf844a9 h1:YpRGAa4i68p7SGIuJAaZgE7oumAMxzsTux2gTur2eMM=
-k8s.io/client-go v0.0.0-20190926235751-95884bf844a9/go.mod h1:KumMj5rt+3qCPy5LJipGocsmMx6RW8vdDAs8QNK6jvU=
 k8s.io/client-go v11.0.0+incompatible h1:LBbX2+lOwY9flffWlJM7f1Ct8V2SRNiMRDFeiwnJo9o=
 k8s.io/client-go v11.0.0+incompatible/go.mod h1:7vJpHMYJwNQCWgzmNV+VYUl1zCObLyodBc8nIyt8L5s=
-k8s.io/code-generator v0.0.0-20190925195306-32dfb485ddce/go.mod h1:4MfOrxyyZxxCuenwsdaJRtoSnOP5T13jE2LRYPZ6KeY=
+k8s.io/code-generator v0.0.0-20191121015212-c4c8f8345c7e h1:HB9Zu5ZUvJfNpLiTPhz+CebVKV8C39qTBMQkAgAZLNw=
-k8s.io/code-generator v0.0.0-20190927075303-016f2b3d74d0 h1:rhwEVFHoBm42V0b7yN9SUdbWzfCVndLzRV8YGIi0uWY=
+k8s.io/code-generator v0.0.0-20191121015212-c4c8f8345c7e/go.mod h1:DVmfPQgxQENqDIzVR2ddLXMH34qeszkKSdH/N+s+38s=
-k8s.io/code-generator v0.0.0-20190927075303-016f2b3d74d0/go.mod h1:4MfOrxyyZxxCuenwsdaJRtoSnOP5T13jE2LRYPZ6KeY=
+k8s.io/component-base v0.0.0-20191121020327-771114ba3383/go.mod h1:tv9ITs6VEFWkF+kHwY4GiFvDr9vUGKJ4X/8+Z+oqVLk=
-k8s.io/component-base v0.0.0-20190926082537-804254d56004/go.mod h1:+sedDd0Yj/9lFSZjan8FdX4Jednr2we+Q0ZDeicbKSc=
 k8s.io/gengo v0.0.0-20190128074634-0689ccc1d7d6/go.mod h1:ezvh/TsK7cY6rbqRK0oQQ8IAqLxYwwyPxAX1Pzy0ii0=
 k8s.io/gengo v0.0.0-20190822140433-26a664648505 h1:ZY6yclUKVbZ+SdWnkfY+Je5vrMpKOxmGeKRbsXVmqYM=
 k8s.io/gengo v0.0.0-20190822140433-26a664648505/go.mod h1:ezvh/TsK7cY6rbqRK0oQQ8IAqLxYwwyPxAX1Pzy0ii0=
 k8s.io/klog v0.0.0-20181102134211-b9b56d5dfc92/go.mod h1:Gq+BEi5rUBO/HRz0bTSXDUcqjScdoY3a9IHpCEIOOfk=
 k8s.io/klog v0.3.0/go.mod h1:Gq+BEi5rUBO/HRz0bTSXDUcqjScdoY3a9IHpCEIOOfk=
-k8s.io/klog v0.4.0/go.mod h1:4Bi6QPql/J/LkTDqv7R/cd3hPo4k2DG6Ptcz060Ez5I=
+k8s.io/klog v0.3.3/go.mod h1:Gq+BEi5rUBO/HRz0bTSXDUcqjScdoY3a9IHpCEIOOfk=
 k8s.io/klog v1.0.0 h1:Pt+yjF5aB1xDSVbau4VsWe+dQNzA0qv1LlXdC2dF6Q8=
 k8s.io/klog v1.0.0/go.mod h1:4Bi6QPql/J/LkTDqv7R/cd3hPo4k2DG6Ptcz060Ez5I=
-k8s.io/kube-openapi v0.0.0-20190816220812-743ec37842bf h1:EYm5AW/UUDbnmnI+gK0TJDVK9qPLhM+sRHYanNKw0EQ=
+k8s.io/kube-openapi v0.0.0-20190603182131-db7b694dc208/go.mod h1:nfDlWeOsu3pUf4yWGL+ERqohP4YsZcBJXWMK+gkzOA4=
-k8s.io/kube-openapi v0.0.0-20190816220812-743ec37842bf/go.mod h1:1TqjTSzOxsLGIKfj0lK8EeCP7K1iUG65v09OM0/WG5E=
+k8s.io/kube-openapi v0.0.0-20191107075043-30be4d16710a h1:UcxjrRMyNx/i/y8G7kPvLyy7rfbeuf1PYyBf973pgyU=
-k8s.io/utils v0.0.0-20190801114015-581e00157fb1/go.mod h1:sZAwmy6armz5eXlNoLmJcl4F1QuKu7sr+mFQ0byX7Ew=
+k8s.io/kube-openapi v0.0.0-20191107075043-30be4d16710a/go.mod h1:1TqjTSzOxsLGIKfj0lK8EeCP7K1iUG65v09OM0/WG5E=
-k8s.io/utils v0.0.0-20190920012459-5008bf6f8cd6 h1:rfepARh/ECp66dk9TTmT//1PBkHffjnxhdOrgH4m+eA=
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-k8s.io/utils v0.0.0-20190920012459-5008bf6f8cd6/go.mod h1:sZAwmy6armz5eXlNoLmJcl4F1QuKu7sr+mFQ0byX7Ew=
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 modernc.org/cc v1.0.0/go.mod h1:1Sk4//wdnYJiUIxnW8ddKpaOJCF37yAdqYnkxUpaYxw=
 modernc.org/golex v1.0.0/go.mod h1:b/QX9oBD/LhixY6NDh+IdGv17hgB+51fET1i2kPSmvk=
 modernc.org/mathutil v1.0.0/go.mod h1:wU0vUrJsVWBZ4P6e7xtFJEhFSNsfRLJ8H458uRjg03k=
 modernc.org/strutil v1.0.0/go.mod h1:lstksw84oURvj9y3tn8lGvRxyRC1S2+g5uuIzNfIOBs=
 modernc.org/xc v1.0.0/go.mod h1:mRNCo0bvLjGhHO9WsyuKVU4q0ceiDDDoEeWDJHrNx8I=
+sigs.k8s.io/kind v0.5.1 h1:BYnHEJ9DC+0Yjlyyehqd3xnKtEmFdLKU8QxqOqvQzdw=
+sigs.k8s.io/kind v0.5.1/go.mod h1:L+Kcoo83/D1+ryU5P2VFbvYm0oqbkJn9zTZq0KNxW68=
+sigs.k8s.io/kustomize/v3 v3.1.1-0.20190821175718-4b67a6de1296 h1:iQaIG5Dq+3qSiaFrJ/l/0MjjxKmdwyVNpKRYJwUe/+0=
+sigs.k8s.io/kustomize/v3 v3.1.1-0.20190821175718-4b67a6de1296/go.mod h1:ztX4zYc/QIww3gSripwF7TBOarBTm5BvyAMem0kCzOE=
 sigs.k8s.io/structured-merge-diff v0.0.0-20190525122527-15d366b2352e/go.mod h1:wWxsB5ozmmv/SG7nM11ayaAW51xMvak/t1r0CSlcokI=
-sigs.k8s.io/structured-merge-diff v0.0.0-20190817042607-6149e4549fca/go.mod h1:IIgPezJWb76P0hotTxzDbWsMYB8APh18qZnxkomBpxA=
+sigs.k8s.io/structured-merge-diff v1.0.1-0.20191108220359-b1b620dd3f06/go.mod h1:/ULNhyfzRopfcjskuui0cTITekDduZ7ycKN3oUT9R18=
 sigs.k8s.io/yaml v1.1.0 h1:4A07+ZFc2wgJwo8YNlQpr1rVlgUDlxXHhPJciaPY5gs=
 sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o=

hack/update-codegen.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -o errexit
 set -o nounset

hack/verify-codegen.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -o errexit
 set -o nounset

manifests/configmap.yaml

@@ -23,11 +23,13 @@ data:
   # enable_admin_role_for_users: "true"
   # enable_crd_validation: "true"
   # enable_database_access: "true"
+  # enable_init_containers: "true"
   enable_master_load_balancer: "false"
   # enable_pod_antiaffinity: "false"
   # enable_pod_disruption_budget: "true"
   enable_replica_load_balancer: "false"
   # enable_shm_volume: "true"
+  # enable_sidecars: "true"
   # enable_team_superuser: "false"
   enable_teams_api: "false"
   # etcd_host: ""

manifests/operatorconfiguration.crd.yaml

@@ -83,10 +83,14 @@ spec:
                   type: object
                   additionalProperties:
                     type: string
+                enable_init_containers:
+                  type: boolean
                 enable_pod_antiaffinity:
                   type: boolean
                 enable_pod_disruption_budget:
                   type: boolean
+                enable_sidecars:
+                  type: boolean
                 infrastructure_roles_secret_name:
                   type: string
                 inherited_labels:
@@ -274,3 +278,7 @@ spec:
                   pattern: '^(\d+(e\d+)?|\d+(\.\d+)?(e\d+)?[EPTGMK]i?)$'
                 scalyr_server_url:
                   type: string
+        status:
+          type: object
+          additionalProperties:
+            type: string

manifests/postgresql-operator-default-configuration.yaml

@@ -26,9 +26,11 @@ configuration:
     # custom_pod_annotations:
     #   keya: valuea
     #   keyb: valueb
+    enable_init_containers: true
     enable_pod_antiaffinity: false
     enable_pod_disruption_budget: true
-    # infrastructure_roles_secret_name: postgresql-infrastructure-roles
+    enable_sidecars: true
+    # infrastructure_roles_secret_name: "postgresql-infrastructure-roles"
     # inherited_labels:
     # - application
     # - environment

manifests/postgresql.crd.yaml

@@ -186,7 +186,7 @@ spec:
                       # only the format of the given number.
                       #
                       # https://kubernetes.io/docs/concepts/configuration/manage-compute-resources-container/#meaning-of-cpu
-                      pattern: '^(\d+m|\d+\.\d{1,3})$'
+                      pattern: '^(\d+m|\d+(\.\d{1,3})?)$'
                       # Note: the value specified here must not be zero or be lower
                       # than the corresponding request.
                     memory:
@@ -217,7 +217,7 @@ spec:
                       # only the format of the given number.
                       #
                       # https://kubernetes.io/docs/concepts/configuration/manage-compute-resources-container/#meaning-of-cpu
-                      pattern: '^(\d+m|\d+\.\d{1,3})$'
+                      pattern: '^(\d+m|\d+(\.\d{1,3})?)$'
                       # Note: the value specified here must not be zero or be higher
                       # than the corresponding limit.
                     memory:
@@ -325,3 +325,7 @@ spec:
                   type: string
                 subPath:
                   type: string
+        status:
+          type: object
+          additionalProperties:
+            type: string

pkg/apis/acid.zalan.do/v1/crds.go

@@ -356,7 +356,7 @@ var PostgresCRDResourceValidation = apiextv1beta1.CustomResourceValidation{
 									"cpu": {
 										Type:        "string",
 										Description: "Decimal natural followed by m, or decimal natural followed by dot followed by up to three decimal digits (precision used by Kubernetes). Must be greater than 0",
-										Pattern:     "^(\\d+m|\\d+\\.\\d{1,3})$",
+										Pattern:     "^(\\d+m|\\d+(\\.\\d{1,3})?)$",
 									},
 									"memory": {
 										Type:        "string",
@@ -372,7 +372,7 @@ var PostgresCRDResourceValidation = apiextv1beta1.CustomResourceValidation{
 									"cpu": {
 										Type:        "string",
 										Description: "Decimal natural followed by m, or decimal natural followed by dot followed by up to three decimal digits (precision used by Kubernetes). Must be greater than 0",
-										Pattern:     "^(\\d+m|\\d+\\.\\d{1,3})$",
+										Pattern:     "^(\\d+m|\\d+(\\.\\d{1,3})?)$",
 									},
 									"memory": {
 										Type:        "string",
@@ -578,6 +578,14 @@ var PostgresCRDResourceValidation = apiextv1beta1.CustomResourceValidation{
 					},
 				},
 			},
+			"status": {
+				Type: "object",
+				AdditionalProperties: &apiextv1beta1.JSONSchemaPropsOrBool{
+					Schema: &apiextv1beta1.JSONSchemaProps{
+						Type: "string",
+					},
+				},
+			},
 		},
 	},
 }
@@ -686,12 +694,18 @@ var OperatorConfigCRDResourceValidation = apiextv1beta1.CustomResourceValidation
 									},
 								},
 							},
+							"enable_init_containers": {
+								Type: "boolean",
+							},
 							"enable_pod_antiaffinity": {
 								Type: "boolean",
 							},
 							"enable_pod_disruption_budget": {
 								Type: "boolean",
 							},
+							"enable_sidecars": {
+								Type: "boolean",
+							},
 							"infrastructure_roles_secret_name": {
 								Type: "string",
 							},
@@ -994,6 +1008,14 @@ var OperatorConfigCRDResourceValidation = apiextv1beta1.CustomResourceValidation
 					},
 				},
 			},
+			"status": {
+				Type: "object",
+				AdditionalProperties: &apiextv1beta1.JSONSchemaPropsOrBool{
+					Schema: &apiextv1beta1.JSONSchemaProps{
+						Type: "string",
+					},
+				},
+			},
 		},
 	},
 }

pkg/apis/acid.zalan.do/v1/operator_configuration_type.go

@@ -50,6 +50,8 @@ type KubernetesMetaConfiguration struct {
 	WatchedNamespace                       string                `json:"watched_namespace,omitempty"`
 	PDBNameFormat                          config.StringTemplate `json:"pdb_name_format,omitempty"`
 	EnablePodDisruptionBudget              *bool                 `json:"enable_pod_disruption_budget,omitempty"`
+	EnableInitContainers                   *bool                 `json:"enable_init_containers,omitempty"`
+	EnableSidecars                         *bool                 `json:"enable_sidecars,omitempty"`
 	SecretNameTemplate                     config.StringTemplate `json:"secret_name_template,omitempty"`
 	ClusterDomain                          string                `json:"cluster_domain"`
 	OAuthTokenSecretName                   spec.NamespacedName   `json:"oauth_token_secret_name,omitempty"`

pkg/apis/acid.zalan.do/v1/zz_generated.deepcopy.go

@@ -81,6 +81,16 @@ func (in *KubernetesMetaConfiguration) DeepCopyInto(out *KubernetesMetaConfigura
 		*out = new(bool)
 		**out = **in
 	}
+	if in.EnableInitContainers != nil {
+		in, out := &in.EnableInitContainers, &out.EnableInitContainers
+		*out = new(bool)
+		**out = **in
+	}
+	if in.EnableSidecars != nil {
+		in, out := &in.EnableSidecars, &out.EnableSidecars
+		*out = new(bool)
+		**out = **in
+	}
 	out.OAuthTokenSecretName = in.OAuthTokenSecretName
 	out.InfrastructureRolesSecretName = in.InfrastructureRolesSecretName
 	if in.ClusterLabels != nil {

pkg/cluster/k8sres.go

@@ -720,6 +720,7 @@ func (c *Cluster) generateStatefulSet(spec *acidv1.PostgresSpec) (*appsv1.Statef
 
 	var (
 		err                 error
+		initContainers      []v1.Container
 		sidecarContainers   []v1.Container
 		podTemplate         *v1.PodTemplateSpec
 		volumeClaimTemplate *v1.PersistentVolumeClaim
@@ -786,6 +787,13 @@ func (c *Cluster) generateStatefulSet(spec *acidv1.PostgresSpec) (*appsv1.Statef
 		return nil, fmt.Errorf("could not generate resource requirements: %v", err)
 	}
 
+	if spec.InitContainers != nil && len(spec.InitContainers) > 0 {
+		if c.OpConfig.EnableInitContainers != nil && !(*c.OpConfig.EnableInitContainers) {
+			c.logger.Warningf("initContainers specified but disabled in configuration - next statefulset creation would fail")
+		}
+		initContainers = spec.InitContainers
+	}
+
 	customPodEnvVarsList := make([]v1.EnvVar, 0)
 
 	if c.OpConfig.PodEnvironmentConfigMap != "" {
@@ -872,10 +880,15 @@ func (c *Cluster) generateStatefulSet(spec *acidv1.PostgresSpec) (*appsv1.Statef
 	}
 
 	// generate sidecar containers
+	if sideCars != nil && len(sideCars) > 0 {
+		if c.OpConfig.EnableSidecars != nil && !(*c.OpConfig.EnableSidecars) {
+			c.logger.Warningf("sidecars specified but disabled in configuration - next statefulset creation would fail")
+		}
 		if sidecarContainers, err = generateSidecarContainers(sideCars, volumeMounts, defaultResources,
 			c.OpConfig.SuperUsername, c.credentialSecretName(c.OpConfig.SuperUsername), c.logger); err != nil {
 			return nil, fmt.Errorf("could not generate sidecar containers: %v", err)
 		}
+	}
 
 	tolerationSpec := tolerations(&spec.Tolerations, c.OpConfig.PodToleration)
 	effectivePodPriorityClassName := util.Coalesce(spec.PodPriorityClassName, c.OpConfig.PodPriorityClassName)
@@ -894,7 +907,7 @@ func (c *Cluster) generateStatefulSet(spec *acidv1.PostgresSpec) (*appsv1.Statef
 		c.labelsSet(true),
 		annotations,
 		spiloContainer,
-		spec.InitContainers,
+		initContainers,
 		sidecarContainers,
 		&tolerationSpec,
 		effectiveFSGroup,
@@ -1412,7 +1425,7 @@ func (c *Cluster) generatePodDisruptionBudget() *policybeta1.PodDisruptionBudget
 	pdbEnabled := c.OpConfig.EnablePodDisruptionBudget
 
 	// if PodDisruptionBudget is disabled or if there are no DB pods, set the budget to 0.
-	if (pdbEnabled != nil && !*pdbEnabled) || c.Spec.NumberOfInstances <= 0 {
+	if (pdbEnabled != nil && !(*pdbEnabled)) || c.Spec.NumberOfInstances <= 0 {
 		minAvailable = intstr.FromInt(0)
 	}
 

pkg/cluster/k8sres_test.go

@@ -3,7 +3,7 @@ package cluster
 import (
 	"reflect"
 
-	"k8s.io/api/core/v1"
+	v1 "k8s.io/api/core/v1"
 
 	"testing"
 

pkg/cluster/resources.go

@@ -65,6 +65,17 @@ func (c *Cluster) listResources() error {
 
 func (c *Cluster) createStatefulSet() (*appsv1.StatefulSet, error) {
 	c.setProcessName("creating statefulset")
+	// check if it's allowed that spec contains initContainers
+	if c.Spec.InitContainers != nil && len(c.Spec.InitContainers) > 0 &&
+		c.OpConfig.EnableInitContainers != nil && !(*c.OpConfig.EnableInitContainers) {
+		return nil, fmt.Errorf("initContainers specified but disabled in configuration")
+	}
+	// check if it's allowed that spec contains sidecars
+	if c.Spec.Sidecars != nil && len(c.Spec.Sidecars) > 0 &&
+		c.OpConfig.EnableSidecars != nil && !(*c.OpConfig.EnableSidecars) {
+		return nil, fmt.Errorf("sidecar containers specified but disabled in configuration")
+	}
+
 	statefulSetSpec, err := c.generateStatefulSet(&c.Spec)
 	if err != nil {
 		return nil, fmt.Errorf("could not generate statefulset: %v", err)

pkg/cluster/types.go

@@ -5,7 +5,7 @@ import (
 
 	acidv1 "github.com/zalando/postgres-operator/pkg/apis/acid.zalan.do/v1"
 	appsv1 "k8s.io/api/apps/v1"
-	"k8s.io/api/core/v1"
+	v1 "k8s.io/api/core/v1"
 	policybeta1 "k8s.io/api/policy/v1beta1"
 	"k8s.io/apimachinery/pkg/types"
 )

pkg/controller/operator_config.go

@@ -54,6 +54,8 @@ func (c *Controller) importConfigurationFromCRD(fromCRD *acidv1.OperatorConfigur
 	result.WatchedNamespace = fromCRD.Kubernetes.WatchedNamespace
 	result.PDBNameFormat = fromCRD.Kubernetes.PDBNameFormat
 	result.EnablePodDisruptionBudget = fromCRD.Kubernetes.EnablePodDisruptionBudget
+	result.EnableInitContainers = fromCRD.Kubernetes.EnableInitContainers
+	result.EnableSidecars = fromCRD.Kubernetes.EnableSidecars
 	result.SecretNameTemplate = fromCRD.Kubernetes.SecretNameTemplate
 	result.OAuthTokenSecretName = fromCRD.Kubernetes.OAuthTokenSecretName
 	result.InfrastructureRolesSecretName = fromCRD.Kubernetes.InfrastructureRolesSecretName

pkg/controller/util_test.go

@@ -9,7 +9,7 @@ import (
 
 	"github.com/zalando/postgres-operator/pkg/spec"
 	"github.com/zalando/postgres-operator/pkg/util/k8sutil"
-	"k8s.io/api/core/v1"
+	v1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 

pkg/util/config/config.go

@@ -123,6 +123,8 @@ type Config struct {
 	ReplicaDNSNameFormat      StringTemplate    `name:"replica_dns_name_format" default:"{cluster}-repl.{team}.{hostedzone}"`
 	PDBNameFormat             StringTemplate    `name:"pdb_name_format" default:"postgres-{cluster}-pdb"`
 	EnablePodDisruptionBudget *bool             `name:"enable_pod_disruption_budget" default:"true"`
+	EnableInitContainers      *bool             `name:"enable_init_containers" default:"true"`
+	EnableSidecars            *bool             `name:"enable_sidecars" default:"true"`
 	Workers                   uint32            `name:"workers" default:"4"`
 	APIPort                   int               `name:"api_port" default:"8080"`
 	RingLogLines              int               `name:"ring_log_lines" default:"100"`