Merge branch 'master' into fes-support

charts/postgres-operator/crds/operatorconfigurations.yaml

@@ -131,6 +131,10 @@ spec:
                   major_version_upgrade_mode:
                     type: string
                     default: "off"
+                  major_version_upgrade_team_allow_list:
+                    type: array
+                    items:
+                      type: string
                   minimal_major_version:
                     type: string
                     default: "9.6"

charts/postgres-operator/values.yaml

@@ -64,6 +64,10 @@ configUsers:
 configMajorVersionUpgrade:
   # "off": no upgrade, "manual": manifest triggers action, "full": minimal version violation triggers too
   major_version_upgrade_mode: "off"
+  # upgrades will only be carried out for clusters of listed teams when mode is "off"
+  # major_version_upgrade_team_allow_list:
+  # - acid
+
   # minimal Postgres major version that will not automatically be upgraded
   minimal_major_version: "9.6"
   # target Postgres major version when upgrading clusters automatically

docs/reference/operator_parameters.md

@@ -184,6 +184,10 @@ CRD-configuration, they are grouped under the `major_version_upgrade` key.
   Note, that with all three modes increasing the version in the manifest will
   trigger a rolling update of the pods. The default is `"off"`.
 
+* **major_version_upgrade_team_allow_list**
+  Upgrades will only be carried out for clusters of listed teams when mode is
+  set to "off". The default is empty.
+
 * **minimal_major_version**
   The minimal Postgres major version that will not automatically be upgraded
   when `major_version_upgrade_mode` is set to `"full"`. The default is `"9.6"`.

docs/user.md

@@ -603,10 +603,9 @@ spec:
 ```
 
 Some extensions require SUPERUSER rights on creation unless they are not
-whitelisted by the [pgextwlist](https://github.com/dimitri/pgextwlist)
-extension, that is shipped with the Spilo image. To see which extensions are
-on the list check the `extwlist.extension` parameter in the postgresql.conf
-file.
+allowed by the [pgextwlist](https://github.com/dimitri/pgextwlist) extension,
+that is shipped with the Spilo image. To see which extensions are on the list
+check the `extwlist.extension` parameter in the postgresql.conf file.
 
 ```bash
 SHOW extwlist.extensions;

manifests/configmap.yaml

@@ -77,6 +77,7 @@ data:
   logical_backup_s3_sse: "AES256"
   logical_backup_schedule: "30 00 * * *"
   major_version_upgrade_mode: "manual"
+  # major_version_upgrade_team_allow_list: ""
   master_dns_name_format: "{cluster}.{team}.{hostedzone}"
   # master_pod_move_timeout: 20m
   # max_instances: "-1"

manifests/operatorconfiguration.crd.yaml

@@ -129,6 +129,10 @@ spec:
                   major_version_upgrade_mode:
                     type: string
                     default: "off"
+                  major_version_upgrade_team_allow_list:
+                    type: array
+                    items:
+                      type: string
                   minimal_major_version:
                     type: string
                     default: "9.6"

manifests/postgresql-operator-default-configuration.yaml

@@ -28,6 +28,8 @@ configuration:
     super_username: postgres
   major_version_upgrade:
     major_version_upgrade_mode: "off"
+    # major_version_upgrade_team_allow_list:
+    # - acid
     minimal_major_version: "9.6"
     target_major_version: "14"
   kubernetes:

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

@@ -1052,6 +1052,14 @@ var OperatorConfigCRDResourceValidation = apiextv1.CustomResourceValidation{
 							"major_version_upgrade_mode": {
 								Type: "string",
 							},
+							"major_version_upgrade_team_allow_list": {
+								Type: "array",
+								Items: &apiextv1.JSONSchemaPropsOrArray{
+									Schema: &apiextv1.JSONSchemaProps{
+										Type: "string",
+									},
+								},
+							},
 							"minimal_major_version": {
 								Type: "string",
 							},

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

@@ -43,9 +43,10 @@ type PostgresUsersConfiguration struct {
 
 // MajorVersionUpgradeConfiguration defines how to execute major version upgrades of Postgres.
 type MajorVersionUpgradeConfiguration struct {
-	MajorVersionUpgradeMode string `json:"major_version_upgrade_mode" default:"off"` // off - no actions, manual - manifest triggers action, full - manifest and minimal version violation trigger upgrade
-	MinimalMajorVersion     string `json:"minimal_major_version" default:"9.6"`
-	TargetMajorVersion      string `json:"target_major_version" default:"14"`
+	MajorVersionUpgradeMode          string   `json:"major_version_upgrade_mode" default:"off"` // off - no actions, manual - manifest triggers action, full - manifest and minimal version violation trigger upgrade
+	MajorVersionUpgradeTeamAllowList []string `json:"major_version_upgrade_team_allow_list,omitempty"`
+	MinimalMajorVersion              string   `json:"minimal_major_version" default:"9.6"`
+	TargetMajorVersion               string   `json:"target_major_version" default:"14"`
 }
 
 // KubernetesMetaConfiguration defines k8s conf required for all Postgres clusters and the operator itself

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

@@ -318,6 +318,11 @@ func (in *MaintenanceWindow) DeepCopy() *MaintenanceWindow {
 // DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
 func (in *MajorVersionUpgradeConfiguration) DeepCopyInto(out *MajorVersionUpgradeConfiguration) {
 	*out = *in
+	if in.MajorVersionUpgradeTeamAllowList != nil {
+		in, out := &in.MajorVersionUpgradeTeamAllowList, &out.MajorVersionUpgradeTeamAllowList
+		*out = make([]string, len(*in))
+		copy(*out, *in)
+	}
 	return
 }
 
@@ -386,7 +391,7 @@ func (in *OperatorConfigurationData) DeepCopyInto(out *OperatorConfigurationData
 		}
 	}
 	out.PostgresUsersConfiguration = in.PostgresUsersConfiguration
-	out.MajorVersionUpgrade = in.MajorVersionUpgrade
+	in.MajorVersionUpgrade.DeepCopyInto(&out.MajorVersionUpgrade)
 	in.Kubernetes.DeepCopyInto(&out.Kubernetes)
 	out.PostgresPodResources = in.PostgresPodResources
 	out.Timeouts = in.Timeouts

pkg/cluster/connection_pooler.go

@@ -712,7 +712,8 @@ func (c *Cluster) syncConnectionPooler(oldSpec, newSpec *acidv1.Postgresql, Look
 	if (!needSync && len(masterChanges) <= 0 && len(replicaChanges) <= 0) &&
 		((!needConnectionPooler(&newSpec.Spec) && (c.ConnectionPooler == nil || !needConnectionPooler(&oldSpec.Spec))) ||
 			(c.ConnectionPooler != nil && needConnectionPooler(&newSpec.Spec) &&
-				(c.ConnectionPooler[Master].LookupFunction || c.ConnectionPooler[Replica].LookupFunction))) {
+				((c.ConnectionPooler[Master] != nil && c.ConnectionPooler[Master].LookupFunction) ||
+					(c.ConnectionPooler[Replica] != nil && c.ConnectionPooler[Replica].LookupFunction)))) {
 		c.logger.Debugln("syncing pooler is not required")
 		return nil, nil
 	}

pkg/cluster/majorversionupgrade.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 
 	"github.com/zalando/postgres-operator/pkg/spec"
+	"github.com/zalando/postgres-operator/pkg/util"
 	v1 "k8s.io/api/core/v1"
 )
 
@@ -44,9 +45,25 @@ func (c *Cluster) GetDesiredMajorVersion() string {
 	return c.Spec.PgVersion
 }
 
+func (c *Cluster) isUpgradeAllowedForTeam(owningTeam string) bool {
+	allowedTeams := c.OpConfig.MajorVersionUpgradeTeamAllowList
+
+	if len(allowedTeams) == 0 {
+		return false
+	}
+
+	return util.SliceContains(allowedTeams, owningTeam)
+}
+
+/*
+  Execute upgrade when mode is set to manual or full or when the owning team is allowed for upgrade (and mode is "off").
+
+  Manual upgrade means, it is triggered by the user via manifest version change
+  Full upgrade means, operator also determines the minimal version used accross all clusters and upgrades violators.
+*/
 func (c *Cluster) majorVersionUpgrade() error {
 
-	if c.OpConfig.MajorVersionUpgradeMode == "off" {
+	if c.OpConfig.MajorVersionUpgradeMode == "off" && !c.isUpgradeAllowedForTeam(c.Spec.TeamID) {
 		return nil
 	}
 

pkg/cluster/resources.go

@@ -496,18 +496,17 @@ func (c *Cluster) deleteEndpoint(role PostgresRole) error {
 
 func (c *Cluster) deleteSecrets() error {
 	c.setProcessName("deleting secrets")
-	var errors []string
-	errorCount := 0
+	errors := make([]string, 0)
+
 	for uid, secret := range c.Secrets {
 		err := c.deleteSecret(uid, *secret)
 		if err != nil {
 			errors = append(errors, fmt.Sprintf("%v", err))
-			errorCount++
 		}
 	}
 
-	if errorCount > 0 {
-		return fmt.Errorf("could not delete all secrets: %v", errors)
+	if len(errors) > 0 {
+		return fmt.Errorf("could not delete all secrets: %v", strings.Join(errors, `', '`))
 	}
 
 	return nil

pkg/cluster/sync_test.go

@@ -196,17 +196,15 @@ func TestCheckAndSetGlobalPostgreSQLConfiguration(t *testing.T) {
 	cluster.patroni = p
 	mockPod := newMockPod("192.168.100.1")
 
-	// simulate existing config that differs with cluster.Spec
+	// simulate existing config that differs from cluster.Spec
 	tests := []struct {
 		subtest       string
-		pod           *v1.Pod
 		patroni       acidv1.Patroni
 		pgParams      map[string]string
 		restartMaster bool
 	}{
 		{
 			subtest: "Patroni and Postgresql.Parameters differ - restart replica first",
-			pod:     mockPod,
 			patroni: acidv1.Patroni{
 				TTL: 30, // desired 20
 			},
@@ -218,7 +216,6 @@ func TestCheckAndSetGlobalPostgreSQLConfiguration(t *testing.T) {
 		},
 		{
 			subtest: "multiple Postgresql.Parameters differ - restart replica first",
-			pod:     mockPod,
 			patroni: acidv1.Patroni{
 				TTL: 20,
 			},
@@ -230,7 +227,6 @@ func TestCheckAndSetGlobalPostgreSQLConfiguration(t *testing.T) {
 		},
 		{
 			subtest: "desired max_connections bigger - restart replica first",
-			pod:     mockPod,
 			patroni: acidv1.Patroni{
 				TTL: 20,
 			},
@@ -242,7 +238,6 @@ func TestCheckAndSetGlobalPostgreSQLConfiguration(t *testing.T) {
 		},
 		{
 			subtest: "desired max_connections smaller - restart master first",
-			pod:     mockPod,
 			patroni: acidv1.Patroni{
 				TTL: 20,
 			},
@@ -255,7 +250,7 @@ func TestCheckAndSetGlobalPostgreSQLConfiguration(t *testing.T) {
 	}
 
 	for _, tt := range tests {
-		requireMasterRestart, err := cluster.checkAndSetGlobalPostgreSQLConfiguration(tt.pod, tt.patroni, cluster.Spec.Patroni, tt.pgParams, cluster.Spec.Parameters)
+		requireMasterRestart, err := cluster.checkAndSetGlobalPostgreSQLConfiguration(mockPod, tt.patroni, cluster.Spec.Patroni, tt.pgParams, cluster.Spec.Parameters)
 		assert.NoError(t, err)
 		if requireMasterRestart != tt.restartMaster {
 			t.Errorf("%s - %s: unexpect master restart strategy, got %v, expected %v", testName, tt.subtest, requireMasterRestart, tt.restartMaster)

pkg/cluster/volumes.go

@@ -88,7 +88,7 @@ func (c *Cluster) syncUnderlyingEBSVolume() error {
 	awsGp3 := aws.String("gp3")
 	awsIo2 := aws.String("io2")
 
-	errors := []string{}
+	errors := make([]string, 0)
 
 	for _, volume := range c.EBSVolumes {
 		var modifyIops *int64

pkg/controller/operator_config.go

@@ -56,6 +56,7 @@ func (c *Controller) importConfigurationFromCRD(fromCRD *acidv1.OperatorConfigur
 
 	// major version upgrade config
 	result.MajorVersionUpgradeMode = util.Coalesce(fromCRD.MajorVersionUpgrade.MajorVersionUpgradeMode, "off")
+	result.MajorVersionUpgradeTeamAllowList = fromCRD.MajorVersionUpgrade.MajorVersionUpgradeTeamAllowList
 	result.MinimalMajorVersion = util.Coalesce(fromCRD.MajorVersionUpgrade.MinimalMajorVersion, "9.6")
 	result.TargetMajorVersion = util.Coalesce(fromCRD.MajorVersionUpgrade.TargetMajorVersion, "14")
 

pkg/controller/util.go

@@ -195,13 +195,12 @@ func (c *Controller) getInfrastructureRoleDefinitions() []*config.Infrastructure
 
 func (c *Controller) getInfrastructureRoles(
 	rolesSecrets []*config.InfrastructureRole) (
-	map[string]spec.PgUser, []error) {
-
-	var errors []error
-	var noRolesProvided = true
+	map[string]spec.PgUser, error) {
 
+	errors := make([]string, 0)
+	noRolesProvided := true
 	roles := []spec.PgUser{}
-	uniqRoles := map[string]spec.PgUser{}
+	uniqRoles := make(map[string]spec.PgUser)
 
 	// To be compatible with the legacy implementation we need to return nil if
 	// the provided secret name is empty. The equivalent situation in the
@@ -214,37 +213,39 @@ func (c *Controller) getInfrastructureRoles(
 	}
 
 	if noRolesProvided {
-		return nil, nil
+		return uniqRoles, nil
 	}
 
 	for _, secret := range rolesSecrets {
 		infraRoles, err := c.getInfrastructureRole(secret)
 
 		if err != nil || infraRoles == nil {
-			c.logger.Debugf("Cannot get infrastructure role: %+v", *secret)
+			c.logger.Debugf("cannot get infrastructure role: %+v", *secret)
 
 			if err != nil {
-				errors = append(errors, err)
+				errors = append(errors, fmt.Sprintf("%v", err))
 			}
 
 			continue
 		}
 
-		for _, r := range infraRoles {
-			roles = append(roles, r)
-		}
+		roles = append(roles, infraRoles...)
 	}
 
 	for _, r := range roles {
 		if _, exists := uniqRoles[r.Name]; exists {
-			msg := "Conflicting infrastructure roles: roles[%s] = (%q, %q)"
+			msg := "conflicting infrastructure roles: roles[%s] = (%q, %q)"
 			c.logger.Debugf(msg, r.Name, uniqRoles[r.Name], r)
 		}
 
 		uniqRoles[r.Name] = r
 	}
 
-	return uniqRoles, errors
+	if len(errors) > 0 {
+		return uniqRoles, fmt.Errorf(strings.Join(errors, `', '`))
+	}
+
+	return uniqRoles, nil
 }
 
 // Generate list of users representing one infrastructure role based on its

pkg/controller/util_test.go

@@ -7,6 +7,7 @@ import (
 
 	b64 "encoding/base64"
 
+	"github.com/stretchr/testify/assert"
 	"github.com/zalando/postgres-operator/pkg/spec"
 	"github.com/zalando/postgres-operator/pkg/util/config"
 	"github.com/zalando/postgres-operator/pkg/util/k8sutil"
@@ -90,21 +91,21 @@ func TestClusterWorkerID(t *testing.T) {
 // not exist, or empty) and the old format.
 func TestOldInfrastructureRoleFormat(t *testing.T) {
 	var testTable = []struct {
-		secretName     spec.NamespacedName
-		expectedRoles  map[string]spec.PgUser
-		expectedErrors []error
+		secretName    spec.NamespacedName
+		expectedRoles map[string]spec.PgUser
+		expectedError error
 	}{
 		{
 			// empty secret name
 			spec.NamespacedName{},
-			nil,
+			map[string]spec.PgUser{},
 			nil,
 		},
 		{
 			// secret does not exist
 			spec.NamespacedName{Namespace: v1.NamespaceDefault, Name: "null"},
 			map[string]spec.PgUser{},
-			[]error{fmt.Errorf(`could not get infrastructure roles secret default/null: NotFound`)},
+			fmt.Errorf(`could not get infrastructure roles secret default/null: NotFound`),
 		},
 		{
 			spec.NamespacedName{
@@ -129,7 +130,7 @@ func TestOldInfrastructureRoleFormat(t *testing.T) {
 		},
 	}
 	for _, test := range testTable {
-		roles, errors := utilTestController.getInfrastructureRoles(
+		roles, err := utilTestController.getInfrastructureRoles(
 			[]*config.InfrastructureRole{
 				&config.InfrastructureRole{
 					SecretName:  test.secretName,
@@ -140,22 +141,9 @@ func TestOldInfrastructureRoleFormat(t *testing.T) {
 				},
 			})
 
-		if len(errors) != len(test.expectedErrors) {
+		if err != nil && err.Error() != test.expectedError.Error() {
 			t.Errorf("expected error '%v' does not match the actual error '%v'",
-				test.expectedErrors, errors)
-		}
-
-		for idx := range errors {
-			err := errors[idx]
-			expectedErr := test.expectedErrors[idx]
-
-			if err != expectedErr {
-				if err != nil && expectedErr != nil && err.Error() == expectedErr.Error() {
-					continue
-				}
-				t.Errorf("expected error '%v' does not match the actual error '%v'",
-					expectedErr, err)
-			}
+				test.expectedError, err)
 		}
 
 		if !reflect.DeepEqual(roles, test.expectedRoles) {
@@ -169,9 +157,8 @@ func TestOldInfrastructureRoleFormat(t *testing.T) {
 // corresponding secrets. Here we test the new format.
 func TestNewInfrastructureRoleFormat(t *testing.T) {
 	var testTable = []struct {
-		secrets        []spec.NamespacedName
-		expectedRoles  map[string]spec.PgUser
-		expectedErrors []error
+		secrets       []spec.NamespacedName
+		expectedRoles map[string]spec.PgUser
 	}{
 		// one secret with one configmap
 		{
@@ -196,7 +183,6 @@ func TestNewInfrastructureRoleFormat(t *testing.T) {
 					Flags:    []string{"createdb"},
 				},
 			},
-			nil,
 		},
 		// multiple standalone secrets
 		{
@@ -224,7 +210,6 @@ func TestNewInfrastructureRoleFormat(t *testing.T) {
 					MemberOf: []string{"new-test-inrole2"},
 				},
 			},
-			nil,
 		},
 	}
 	for _, test := range testTable {
@@ -239,27 +224,8 @@ func TestNewInfrastructureRoleFormat(t *testing.T) {
 			})
 		}
 
-		roles, errors := utilTestController.getInfrastructureRoles(definitions)
-		if len(errors) != len(test.expectedErrors) {
-			t.Errorf("expected error does not match the actual error:\n%+v\n%+v",
-				test.expectedErrors, errors)
-
-			// Stop and do not do any further checks
-			return
-		}
-
-		for idx := range errors {
-			err := errors[idx]
-			expectedErr := test.expectedErrors[idx]
-
-			if err != expectedErr {
-				if err != nil && expectedErr != nil && err.Error() == expectedErr.Error() {
-					continue
-				}
-				t.Errorf("expected error '%v' does not match the actual error '%v'",
-					expectedErr, err)
-			}
-		}
+		roles, err := utilTestController.getInfrastructureRoles(definitions)
+		assert.NoError(t, err)
 
 		if !reflect.DeepEqual(roles, test.expectedRoles) {
 			t.Errorf("expected roles output/the actual:\n%#v\n%#v",

pkg/util/config/config.go

@@ -212,6 +212,7 @@ type Config struct {
 	EnablePgVersionEnvVar                  bool              `name:"enable_pgversion_env_var" default:"true"`
 	EnableSpiloWalPathCompat               bool              `name:"enable_spilo_wal_path_compat" default:"false"`
 	MajorVersionUpgradeMode                string            `name:"major_version_upgrade_mode" default:"off"`
+	MajorVersionUpgradeTeamAllowList       []string          `name:"major_version_upgrade_team_allow_list" default:""`
 	MinimalMajorVersion                    string            `name:"minimal_major_version" default:"9.6"`
 	TargetMajorVersion                     string            `name:"target_major_version" default:"14"`
 }

pkg/util/users/users.go

@@ -101,7 +101,7 @@ func (strategy DefaultUserSyncStrategy) ProduceSyncRequests(dbUsers spec.PgUserM
 // ExecuteSyncRequests makes actual database changes from the requests passed in its arguments.
 func (strategy DefaultUserSyncStrategy) ExecuteSyncRequests(requests []spec.PgSyncUserRequest, db *sql.DB) error {
 	var reqretries []spec.PgSyncUserRequest
-	var errors []string
+	errors := make([]string, 0)
 	for _, request := range requests {
 		switch request.Kind {
 		case spec.PGSyncUserAdd:
@@ -138,7 +138,7 @@ func (strategy DefaultUserSyncStrategy) ExecuteSyncRequests(requests []spec.PgSy
 				return err
 			}
 		} else {
-			return fmt.Errorf("could not execute sync requests for users: %v", errors)
+			return fmt.Errorf("could not execute sync requests for users: %v", strings.Join(errors, `', '`))
 		}
 	}