nested status field
This commit is contained in:
Felix Kunde
parent
3887938ab9
commit
5e87d48508
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@ -2,14 +2,14 @@ package v1
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// ClusterStatusUnknown etc : status of a Postgres cluster known to the operator
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const (
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ClusterStatusUnknown PostgresStatus = ""
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ClusterStatusCreating PostgresStatus = "Creating"
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ClusterStatusUpdating PostgresStatus = "Updating"
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ClusterStatusUpdateFailed PostgresStatus = "UpdateFailed"
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ClusterStatusSyncFailed PostgresStatus = "SyncFailed"
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ClusterStatusAddFailed PostgresStatus = "CreateFailed"
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ClusterStatusRunning PostgresStatus = "Running"
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ClusterStatusInvalid PostgresStatus = "Invalid"
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ClusterStatusUnknown PostgresClusterStatus = ""
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ClusterStatusCreating PostgresClusterStatus = "Creating"
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ClusterStatusUpdating PostgresClusterStatus = "Updating"
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ClusterStatusUpdateFailed PostgresClusterStatus = "UpdateFailed"
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ClusterStatusSyncFailed PostgresClusterStatus = "SyncFailed"
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ClusterStatusAddFailed PostgresClusterStatus = "CreateFailed"
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ClusterStatusRunning PostgresClusterStatus = "Running"
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ClusterStatusInvalid PostgresClusterStatus = "Invalid"
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)
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const (
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@ -81,7 +81,7 @@ func (p *Postgresql) UnmarshalJSON(data []byte) error {
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}
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tmp.Error = err.Error()
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tmp.PostgresClusterStatus = ClusterStatusInvalid
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tmp.Status = PostgresStatus{PostgresClusterStatus: ClusterStatusInvalid}
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*p = Postgresql(tmp)
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@ -91,10 +91,10 @@ func (p *Postgresql) UnmarshalJSON(data []byte) error {
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if clusterName, err := extractClusterName(tmp2.ObjectMeta.Name, tmp2.Spec.TeamID); err != nil {
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tmp2.Error = err.Error()
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tmp2.PostgresClusterStatus = ClusterStatusInvalid
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tmp2.Status = PostgresStatus{PostgresClusterStatus: ClusterStatusInvalid}
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} else if err := validateCloneClusterDescription(&tmp2.Spec.Clone); err != nil {
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tmp2.Error = err.Error()
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tmp2.PostgresClusterStatus = ClusterStatusInvalid
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tmp2.Status = PostgresStatus{PostgresClusterStatus: ClusterStatusInvalid}
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} else {
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tmp2.Spec.ClusterName = clusterName
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}
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@ -15,9 +15,9 @@ type Postgresql struct {
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metav1.TypeMeta `json:",inline"`
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metav1.ObjectMeta `json:"metadata,omitempty"`
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Spec PostgresSpec `json:"spec"`
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PostgresClusterStatus PostgresStatus `json:"status,omitempty"`
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Error string `json:"-"`
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Spec PostgresSpec `json:"spec"`
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Status PostgresStatus `json:"status,omitempty"`
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Error string `json:"-"`
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}
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// PostgresSpec defines the specification for the PostgreSQL TPR.
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@ -129,4 +129,9 @@ type Sidecar struct {
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type UserFlags []string
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// PostgresStatus contains status of the PostgreSQL cluster (running, creation failed etc.)
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type PostgresStatus string
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type PostgresStatus struct {
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PostgresClusterStatus PostgresClusterStatus `json:"PostgresClusterStatus"`
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}
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// PostgresClusterStatus defines the status of the PostgreSQL cluster (running, creation failed etc.)
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type PostgresClusterStatus string
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@ -85,12 +85,12 @@ func validateCloneClusterDescription(clone *CloneDescription) error {
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}
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// Success of the current Status
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func (postgresClusterStatus PostgresStatus) Success() bool {
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return postgresClusterStatus != ClusterStatusAddFailed &&
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postgresClusterStatus != ClusterStatusUpdateFailed &&
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postgresClusterStatus != ClusterStatusSyncFailed
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func (postgresStatus PostgresStatus) Success() bool {
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return postgresStatus.PostgresClusterStatus != ClusterStatusAddFailed &&
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postgresStatus.PostgresClusterStatus != ClusterStatusUpdateFailed &&
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postgresStatus.PostgresClusterStatus != ClusterStatusSyncFailed
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}
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func (postgresClusterStatus PostgresStatus) String() string {
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return string(postgresClusterStatus)
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func (postgresStatus PostgresStatus) String() string {
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return string(postgresStatus.PostgresClusterStatus)
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}
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@ -128,11 +128,11 @@ var unmarshalCluster = []struct {
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ObjectMeta: metav1.ObjectMeta{
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Name: "acid-testcluster1",
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},
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PostgresClusterStatus: ClusterStatusInvalid,
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Status: PostgresStatus{PostgresClusterStatus: ClusterStatusInvalid},
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// This error message can vary between Go versions, so compute it for the current version.
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Error: json.Unmarshal([]byte(`{"teamId": 0}`), &PostgresSpec{}).Error(),
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},
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[]byte(`{"kind":"Postgresql","apiVersion":"acid.zalan.do/v1","metadata":{"name":"acid-testcluster1","creationTimestamp":null},"spec":{"postgresql":{"version":"","parameters":null},"volume":{"size":"","storageClass":""},"patroni":{"initdb":null,"pg_hba":null,"ttl":0,"loop_wait":0,"retry_timeout":0,"maximum_lag_on_failover":0,"slots":null},"resources":{"requests":{"cpu":"","memory":""},"limits":{"cpu":"","memory":""}},"teamId":"","allowedSourceRanges":null,"numberOfInstances":0,"users":null,"clone":{}},"status":"Invalid"}`), nil},
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[]byte(`{"kind":"Postgresql","apiVersion":"acid.zalan.do/v1","metadata":{"name":"acid-testcluster1","creationTimestamp":null},"spec":{"postgresql":{"version":"","parameters":null},"volume":{"size":"","storageClass":""},"patroni":{"initdb":null,"pg_hba":null,"ttl":0,"loop_wait":0,"retry_timeout":0,"maximum_lag_on_failover":0,"slots":null},"resources":{"requests":{"cpu":"","memory":""},"limits":{"cpu":"","memory":""}},"teamId":"","allowedSourceRanges":null,"numberOfInstances":0,"users":null,"clone":{}},"status":{"PostgresClusterStatus":"Invalid"}}`), nil},
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{[]byte(`{
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"kind": "Postgresql",
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"apiVersion": "acid.zalan.do/v1",
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@ -273,7 +273,7 @@ var unmarshalCluster = []struct {
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},
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Error: "",
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},
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[]byte(`{"kind":"Postgresql","apiVersion":"acid.zalan.do/v1","metadata":{"name":"acid-testcluster1","creationTimestamp":null},"spec":{"postgresql":{"version":"9.6","parameters":{"log_statement":"all","max_connections":"10","shared_buffers":"32MB"}},"volume":{"size":"5Gi","storageClass":"SSD"},"patroni":{"initdb":{"data-checksums":"true","encoding":"UTF8","locale":"en_US.UTF-8"},"pg_hba":["hostssl all all 0.0.0.0/0 md5","host all all 0.0.0.0/0 md5"],"ttl":30,"loop_wait":10,"retry_timeout":10,"maximum_lag_on_failover":33554432,"slots":{"permanent_logical_1":{"database":"foo","plugin":"pgoutput","type":"logical"}}},"resources":{"requests":{"cpu":"10m","memory":"50Mi"},"limits":{"cpu":"300m","memory":"3000Mi"}},"teamId":"ACID","allowedSourceRanges":["127.0.0.1/32"],"numberOfInstances":2,"users":{"zalando":["superuser","createdb"]},"maintenanceWindows":["Mon:01:00-06:00","Sat:00:00-04:00","05:00-05:15"],"clone":{"cluster":"acid-batman"}}}`), nil},
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[]byte(`{"kind":"Postgresql","apiVersion":"acid.zalan.do/v1","metadata":{"name":"acid-testcluster1","creationTimestamp":null},"spec":{"postgresql":{"version":"9.6","parameters":{"log_statement":"all","max_connections":"10","shared_buffers":"32MB"}},"volume":{"size":"5Gi","storageClass":"SSD"},"patroni":{"initdb":{"data-checksums":"true","encoding":"UTF8","locale":"en_US.UTF-8"},"pg_hba":["hostssl all all 0.0.0.0/0 md5","host all all 0.0.0.0/0 md5"],"ttl":30,"loop_wait":10,"retry_timeout":10,"maximum_lag_on_failover":33554432,"slots":{"permanent_logical_1":{"database":"foo","plugin":"pgoutput","type":"logical"}}},"resources":{"requests":{"cpu":"10m","memory":"50Mi"},"limits":{"cpu":"300m","memory":"3000Mi"}},"teamId":"ACID","allowedSourceRanges":["127.0.0.1/32"],"numberOfInstances":2,"users":{"zalando":["superuser","createdb"]},"maintenanceWindows":["Mon:01:00-06:00","Sat:00:00-04:00","05:00-05:15"],"clone":{"cluster":"acid-batman"}},"status":{"PostgresClusterStatus":""}}`), nil},
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{
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[]byte(`{"kind": "Postgresql","apiVersion": "acid.zalan.do/v1","metadata": {"name": "teapot-testcluster1"}, "spec": {"teamId": "acid"}}`),
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Postgresql{
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@ -284,11 +284,11 @@ var unmarshalCluster = []struct {
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ObjectMeta: metav1.ObjectMeta{
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Name: "teapot-testcluster1",
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},
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Spec: PostgresSpec{TeamID: "acid"},
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PostgresClusterStatus: ClusterStatusInvalid,
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Error: errors.New("name must match {TEAM}-{NAME} format").Error(),
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Spec: PostgresSpec{TeamID: "acid"},
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Status: PostgresStatus{PostgresClusterStatus: ClusterStatusInvalid},
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Error: errors.New("name must match {TEAM}-{NAME} format").Error(),
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},
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[]byte(`{"kind":"Postgresql","apiVersion":"acid.zalan.do/v1","metadata":{"name":"teapot-testcluster1","creationTimestamp":null},"spec":{"postgresql":{"version":"","parameters":null},"volume":{"size":"","storageClass":""},"patroni":{"initdb":null,"pg_hba":null,"ttl":0,"loop_wait":0,"retry_timeout":0,"maximum_lag_on_failover":0,"slots":null},"resources":{"requests":{"cpu":"","memory":""},"limits":{"cpu":"","memory":""}},"teamId":"acid","allowedSourceRanges":null,"numberOfInstances":0,"users":null,"clone":{}},"status":"Invalid"}`), nil},
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[]byte(`{"kind":"Postgresql","apiVersion":"acid.zalan.do/v1","metadata":{"name":"teapot-testcluster1","creationTimestamp":null},"spec":{"postgresql":{"version":"","parameters":null},"volume":{"size":"","storageClass":""},"patroni":{"initdb":null,"pg_hba":null,"ttl":0,"loop_wait":0,"retry_timeout":0,"maximum_lag_on_failover":0,"slots":null},"resources":{"requests":{"cpu":"","memory":""},"limits":{"cpu":"","memory":""}},"teamId":"acid","allowedSourceRanges":null,"numberOfInstances":0,"users":null,"clone":{}},"status":{"PostgresClusterStatus":"Invalid"}}`), nil},
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{
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in: []byte(`{"kind": "Postgresql","apiVersion": "acid.zalan.do/v1","metadata": {"name": "acid-testcluster1"}, "spec": {"teamId": "acid", "clone": {"cluster": "team-batman"}}}`),
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out: Postgresql{
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@ -308,12 +308,12 @@ var unmarshalCluster = []struct {
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},
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Error: "",
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},
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marshal: []byte(`{"kind":"Postgresql","apiVersion":"acid.zalan.do/v1","metadata":{"name":"acid-testcluster1","creationTimestamp":null},"spec":{"postgresql":{"version":"","parameters":null},"volume":{"size":"","storageClass":""},"patroni":{"initdb":null,"pg_hba":null,"ttl":0,"loop_wait":0,"retry_timeout":0,"maximum_lag_on_failover":0,"slots":null},"resources":{"requests":{"cpu":"","memory":""},"limits":{"cpu":"","memory":""}},"teamId":"acid","allowedSourceRanges":null,"numberOfInstances":0,"users":null,"clone":{"cluster":"team-batman"}}}`), err: nil},
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marshal: []byte(`{"kind":"Postgresql","apiVersion":"acid.zalan.do/v1","metadata":{"name":"acid-testcluster1","creationTimestamp":null},"spec":{"postgresql":{"version":"","parameters":null},"volume":{"size":"","storageClass":""},"patroni":{"initdb":null,"pg_hba":null,"ttl":0,"loop_wait":0,"retry_timeout":0,"maximum_lag_on_failover":0,"slots":null},"resources":{"requests":{"cpu":"","memory":""},"limits":{"cpu":"","memory":""}},"teamId":"acid","allowedSourceRanges":null,"numberOfInstances":0,"users":null,"clone":{"cluster":"team-batman"}},"status":{"PostgresClusterStatus":""}}`), err: nil},
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{[]byte(`{"kind": "Postgresql","apiVersion": "acid.zalan.do/v1"`),
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Postgresql{},
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[]byte{},
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errors.New("unexpected end of JSON input")},
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{[]byte(`{"kind":"Postgresql","apiVersion":"acid.zalan.do/v1","metadata":{"name":"acid-testcluster","creationTimestamp":qaz},"spec":{"postgresql":{"version":"","parameters":null},"volume":{"size":"","storageClass":""},"patroni":{"initdb":null,"pg_hba":null,"ttl":0,"loop_wait":0,"retry_timeout":0,"maximum_lag_on_failover":0,"slots":null},"resources":{"requests":{"cpu":"","memory":""},"limits":{"cpu":"","memory":""}},"teamId":"acid","allowedSourceRanges":null,"numberOfInstances":0,"users":null,"clone":{}},"status":"Invalid"}`),
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{[]byte(`{"kind":"Postgresql","apiVersion":"acid.zalan.do/v1","metadata":{"name":"acid-testcluster","creationTimestamp":qaz},"spec":{"postgresql":{"version":"","parameters":null},"volume":{"size":"","storageClass":""},"patroni":{"initdb":null,"pg_hba":null,"ttl":0,"loop_wait":0,"retry_timeout":0,"maximum_lag_on_failover":0,"slots":null},"resources":{"requests":{"cpu":"","memory":""},"limits":{"cpu":"","memory":""}},"teamId":"acid","allowedSourceRanges":null,"numberOfInstances":0,"users":null,"clone":{}},"status":{"PostgresClusterStatus":"Invalid"}}`),
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Postgresql{},
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[]byte{},
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errors.New("invalid character 'q' looking for beginning of value")}}
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@ -350,8 +350,10 @@ var postgresqlList = []struct {
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AllowedSourceRanges: []string{"185.85.220.0/22"},
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NumberOfInstances: 1,
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},
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PostgresClusterStatus: ClusterStatusRunning,
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Error: "",
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Status: PostgresStatus{
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PostgresClusterStatus: ClusterStatusRunning,
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},
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Error: "",
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}},
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},
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nil},
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@ -149,13 +149,13 @@ func (c *Cluster) setProcessName(procName string, args ...interface{}) {
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}
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}
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func (c *Cluster) setPostgresClusterStatus(postgresClusterStatus acidv1.PostgresStatus) {
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func (c *Cluster) setStatus(status acidv1.PostgresClusterStatus) {
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// TODO: eventually switch to updateStatus() for kubernetes 1.11 and above
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var (
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err error
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b []byte
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)
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if b, err = json.Marshal(postgresClusterStatus); err != nil {
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if b, err = json.Marshal(status); err != nil {
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c.logger.Errorf("could not marshal Postgres cluster status: %v", err)
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}
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@ -172,7 +172,7 @@ func (c *Cluster) setPostgresClusterStatus(postgresClusterStatus acidv1.Postgres
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}
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func (c *Cluster) isNewCluster() bool {
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return c.PostgresClusterStatus == acidv1.ClusterStatusCreating
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return c.Status == acidv1.PostgresStatus{PostgresClusterStatus: acidv1.ClusterStatusCreating}
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}
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// initUsers populates c.systemUsers and c.pgUsers maps.
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@ -214,13 +214,13 @@ func (c *Cluster) Create() error {
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defer func() {
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if err == nil {
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c.setPostgresClusterStatus(acidv1.ClusterStatusRunning) //TODO: are you sure it's running?
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c.setStatus(acidv1.ClusterStatusRunning) //TODO: are you sure it's running?
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} else {
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c.setPostgresClusterStatus(acidv1.ClusterStatusAddFailed)
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c.setStatus(acidv1.ClusterStatusAddFailed)
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}
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}()
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c.setPostgresClusterStatus(acidv1.ClusterStatusCreating)
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c.setStatus(acidv1.ClusterStatusCreating)
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for _, role := range []PostgresRole{Master, Replica} {
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@ -487,14 +487,14 @@ func (c *Cluster) Update(oldSpec, newSpec *acidv1.Postgresql) error {
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c.mu.Lock()
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defer c.mu.Unlock()
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c.setPostgresClusterStatus(acidv1.ClusterStatusUpdating)
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c.setStatus(acidv1.ClusterStatusUpdating)
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c.setSpec(newSpec)
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defer func() {
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if updateFailed {
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c.setPostgresClusterStatus(acidv1.ClusterStatusUpdateFailed)
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c.setStatus(acidv1.ClusterStatusUpdateFailed)
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} else {
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c.setPostgresClusterStatus(acidv1.ClusterStatusRunning)
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c.setStatus(acidv1.ClusterStatusRunning)
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}
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}()
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@ -633,7 +633,7 @@ func (c *Cluster) Delete() {
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func (c *Cluster) NeedsRepair() (bool, acidv1.PostgresStatus) {
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c.specMu.RLock()
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defer c.specMu.RUnlock()
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return !c.PostgresClusterStatus.Success(), c.PostgresClusterStatus
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return !c.Status.Success(), c.Status
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}
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@ -853,12 +853,12 @@ func (c *Cluster) GetCurrentProcess() Process {
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}
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// GetStatus provides status of the cluster
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func (c *Cluster) GetPostgresClusterStatus() *ClusterStatus {
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func (c *Cluster) GetStatus() *ClusterStatus {
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return &ClusterStatus{
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Cluster: c.Spec.ClusterName,
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Team: c.Spec.TeamID,
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PostgresClusterStatus: c.PostgresClusterStatus,
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Spec: c.Spec,
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Cluster: c.Spec.ClusterName,
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Team: c.Spec.TeamID,
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Status: c.Status,
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Spec: c.Spec,
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MasterService: c.GetServiceMaster(),
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ReplicaService: c.GetServiceReplica(),
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@ -27,9 +27,9 @@ func (c *Cluster) Sync(newSpec *acidv1.Postgresql) error {
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defer func() {
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if err != nil {
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c.logger.Warningf("error while syncing cluster state: %v", err)
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c.setPostgresClusterStatus(acidv1.ClusterStatusSyncFailed)
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} else if c.PostgresClusterStatus != acidv1.ClusterStatusRunning {
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c.setPostgresClusterStatus(acidv1.ClusterStatusRunning)
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c.setStatus(acidv1.ClusterStatusSyncFailed)
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} else if (c.Status != acidv1.PostgresStatus{PostgresClusterStatus: acidv1.ClusterStatusRunning}) {
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c.setStatus(acidv1.ClusterStatusRunning)
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}
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}()
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@ -63,9 +63,9 @@ type ClusterStatus struct {
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StatefulSet *v1beta1.StatefulSet
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PodDisruptionBudget *policybeta1.PodDisruptionBudget
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CurrentProcess Process
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Worker uint32
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PostgresClusterStatus acidv1.PostgresStatus
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Spec acidv1.PostgresSpec
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Error error
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CurrentProcess Process
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Worker uint32
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Status acidv1.PostgresStatus
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Spec acidv1.PostgresSpec
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Error error
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}
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@ -29,7 +29,7 @@ func (c *Controller) ClusterStatus(team, namespace, cluster string) (*cluster.Cl
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return nil, fmt.Errorf("could not find cluster")
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}
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status := cl.GetPostgresClusterStatus()
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status := cl.GetStatus()
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status.Worker = c.clusterWorkerID(clusterName)
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return status, nil
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@ -89,7 +89,7 @@ func (c *Controller) queueEvents(list *acidv1.PostgresqlList, event EventType) {
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activeClustersCnt++
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// check if that cluster needs repair
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if event == EventRepair {
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if pg.PostgresClusterStatus.Success() {
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if pg.Status.Success() {
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continue
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} else {
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clustersToRepair++
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