nested status field

This commit is contained in:
Felix Kunde 2019-04-04 15:15:32 +02:00
parent 3887938ab9
commit 5e87d48508
10 changed files with 64 additions and 57 deletions

View File

@ -2,14 +2,14 @@ package v1
// ClusterStatusUnknown etc : status of a Postgres cluster known to the operator
const (
ClusterStatusUnknown PostgresStatus = ""
ClusterStatusCreating PostgresStatus = "Creating"
ClusterStatusUpdating PostgresStatus = "Updating"
ClusterStatusUpdateFailed PostgresStatus = "UpdateFailed"
ClusterStatusSyncFailed PostgresStatus = "SyncFailed"
ClusterStatusAddFailed PostgresStatus = "CreateFailed"
ClusterStatusRunning PostgresStatus = "Running"
ClusterStatusInvalid PostgresStatus = "Invalid"
ClusterStatusUnknown PostgresClusterStatus = ""
ClusterStatusCreating PostgresClusterStatus = "Creating"
ClusterStatusUpdating PostgresClusterStatus = "Updating"
ClusterStatusUpdateFailed PostgresClusterStatus = "UpdateFailed"
ClusterStatusSyncFailed PostgresClusterStatus = "SyncFailed"
ClusterStatusAddFailed PostgresClusterStatus = "CreateFailed"
ClusterStatusRunning PostgresClusterStatus = "Running"
ClusterStatusInvalid PostgresClusterStatus = "Invalid"
)
const (

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@ -81,7 +81,7 @@ func (p *Postgresql) UnmarshalJSON(data []byte) error {
}
tmp.Error = err.Error()
tmp.PostgresClusterStatus = ClusterStatusInvalid
tmp.Status = PostgresStatus{PostgresClusterStatus: ClusterStatusInvalid}
*p = Postgresql(tmp)
@ -91,10 +91,10 @@ func (p *Postgresql) UnmarshalJSON(data []byte) error {
if clusterName, err := extractClusterName(tmp2.ObjectMeta.Name, tmp2.Spec.TeamID); err != nil {
tmp2.Error = err.Error()
tmp2.PostgresClusterStatus = ClusterStatusInvalid
tmp2.Status = PostgresStatus{PostgresClusterStatus: ClusterStatusInvalid}
} else if err := validateCloneClusterDescription(&tmp2.Spec.Clone); err != nil {
tmp2.Error = err.Error()
tmp2.PostgresClusterStatus = ClusterStatusInvalid
tmp2.Status = PostgresStatus{PostgresClusterStatus: ClusterStatusInvalid}
} else {
tmp2.Spec.ClusterName = clusterName
}

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@ -16,7 +16,7 @@ type Postgresql struct {
metav1.ObjectMeta `json:"metadata,omitempty"`
Spec PostgresSpec `json:"spec"`
PostgresClusterStatus PostgresStatus `json:"status,omitempty"`
Status PostgresStatus `json:"status,omitempty"`
Error string `json:"-"`
}
@ -129,4 +129,9 @@ type Sidecar struct {
type UserFlags []string
// PostgresStatus contains status of the PostgreSQL cluster (running, creation failed etc.)
type PostgresStatus string
type PostgresStatus struct {
PostgresClusterStatus PostgresClusterStatus `json:"PostgresClusterStatus"`
}
// PostgresClusterStatus defines the status of the PostgreSQL cluster (running, creation failed etc.)
type PostgresClusterStatus string

View File

@ -85,12 +85,12 @@ func validateCloneClusterDescription(clone *CloneDescription) error {
}
// Success of the current Status
func (postgresClusterStatus PostgresStatus) Success() bool {
return postgresClusterStatus != ClusterStatusAddFailed &&
postgresClusterStatus != ClusterStatusUpdateFailed &&
postgresClusterStatus != ClusterStatusSyncFailed
func (postgresStatus PostgresStatus) Success() bool {
return postgresStatus.PostgresClusterStatus != ClusterStatusAddFailed &&
postgresStatus.PostgresClusterStatus != ClusterStatusUpdateFailed &&
postgresStatus.PostgresClusterStatus != ClusterStatusSyncFailed
}
func (postgresClusterStatus PostgresStatus) String() string {
return string(postgresClusterStatus)
func (postgresStatus PostgresStatus) String() string {
return string(postgresStatus.PostgresClusterStatus)
}

View File

@ -128,11 +128,11 @@ var unmarshalCluster = []struct {
ObjectMeta: metav1.ObjectMeta{
Name: "acid-testcluster1",
},
PostgresClusterStatus: ClusterStatusInvalid,
Status: PostgresStatus{PostgresClusterStatus: ClusterStatusInvalid},
// This error message can vary between Go versions, so compute it for the current version.
Error: json.Unmarshal([]byte(`{"teamId": 0}`), &PostgresSpec{}).Error(),
},
[]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},
[]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},
{[]byte(`{
"kind": "Postgresql",
"apiVersion": "acid.zalan.do/v1",
@ -273,7 +273,7 @@ var unmarshalCluster = []struct {
},
Error: "",
},
[]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},
[]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},
{
[]byte(`{"kind": "Postgresql","apiVersion": "acid.zalan.do/v1","metadata": {"name": "teapot-testcluster1"}, "spec": {"teamId": "acid"}}`),
Postgresql{
@ -285,10 +285,10 @@ var unmarshalCluster = []struct {
Name: "teapot-testcluster1",
},
Spec: PostgresSpec{TeamID: "acid"},
PostgresClusterStatus: ClusterStatusInvalid,
Status: PostgresStatus{PostgresClusterStatus: ClusterStatusInvalid},
Error: errors.New("name must match {TEAM}-{NAME} format").Error(),
},
[]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},
[]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},
{
in: []byte(`{"kind": "Postgresql","apiVersion": "acid.zalan.do/v1","metadata": {"name": "acid-testcluster1"}, "spec": {"teamId": "acid", "clone": {"cluster": "team-batman"}}}`),
out: Postgresql{
@ -308,12 +308,12 @@ var unmarshalCluster = []struct {
},
Error: "",
},
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},
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},
{[]byte(`{"kind": "Postgresql","apiVersion": "acid.zalan.do/v1"`),
Postgresql{},
[]byte{},
errors.New("unexpected end of JSON input")},
{[]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"}`),
{[]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"}}`),
Postgresql{},
[]byte{},
errors.New("invalid character 'q' looking for beginning of value")}}
@ -350,7 +350,9 @@ var postgresqlList = []struct {
AllowedSourceRanges: []string{"185.85.220.0/22"},
NumberOfInstances: 1,
},
Status: PostgresStatus{
PostgresClusterStatus: ClusterStatusRunning,
},
Error: "",
}},
},

View File

@ -149,13 +149,13 @@ func (c *Cluster) setProcessName(procName string, args ...interface{}) {
}
}
func (c *Cluster) setPostgresClusterStatus(postgresClusterStatus acidv1.PostgresStatus) {
func (c *Cluster) setStatus(status acidv1.PostgresClusterStatus) {
// TODO: eventually switch to updateStatus() for kubernetes 1.11 and above
var (
err error
b []byte
)
if b, err = json.Marshal(postgresClusterStatus); err != nil {
if b, err = json.Marshal(status); err != nil {
c.logger.Errorf("could not marshal Postgres cluster status: %v", err)
}
@ -172,7 +172,7 @@ func (c *Cluster) setPostgresClusterStatus(postgresClusterStatus acidv1.Postgres
}
func (c *Cluster) isNewCluster() bool {
return c.PostgresClusterStatus == acidv1.ClusterStatusCreating
return c.Status == acidv1.PostgresStatus{PostgresClusterStatus: acidv1.ClusterStatusCreating}
}
// initUsers populates c.systemUsers and c.pgUsers maps.
@ -214,13 +214,13 @@ func (c *Cluster) Create() error {
defer func() {
if err == nil {
c.setPostgresClusterStatus(acidv1.ClusterStatusRunning) //TODO: are you sure it's running?
c.setStatus(acidv1.ClusterStatusRunning) //TODO: are you sure it's running?
} else {
c.setPostgresClusterStatus(acidv1.ClusterStatusAddFailed)
c.setStatus(acidv1.ClusterStatusAddFailed)
}
}()
c.setPostgresClusterStatus(acidv1.ClusterStatusCreating)
c.setStatus(acidv1.ClusterStatusCreating)
for _, role := range []PostgresRole{Master, Replica} {
@ -487,14 +487,14 @@ func (c *Cluster) Update(oldSpec, newSpec *acidv1.Postgresql) error {
c.mu.Lock()
defer c.mu.Unlock()
c.setPostgresClusterStatus(acidv1.ClusterStatusUpdating)
c.setStatus(acidv1.ClusterStatusUpdating)
c.setSpec(newSpec)
defer func() {
if updateFailed {
c.setPostgresClusterStatus(acidv1.ClusterStatusUpdateFailed)
c.setStatus(acidv1.ClusterStatusUpdateFailed)
} else {
c.setPostgresClusterStatus(acidv1.ClusterStatusRunning)
c.setStatus(acidv1.ClusterStatusRunning)
}
}()
@ -633,7 +633,7 @@ func (c *Cluster) Delete() {
func (c *Cluster) NeedsRepair() (bool, acidv1.PostgresStatus) {
c.specMu.RLock()
defer c.specMu.RUnlock()
return !c.PostgresClusterStatus.Success(), c.PostgresClusterStatus
return !c.Status.Success(), c.Status
}
@ -853,11 +853,11 @@ func (c *Cluster) GetCurrentProcess() Process {
}
// GetStatus provides status of the cluster
func (c *Cluster) GetPostgresClusterStatus() *ClusterStatus {
func (c *Cluster) GetStatus() *ClusterStatus {
return &ClusterStatus{
Cluster: c.Spec.ClusterName,
Team: c.Spec.TeamID,
PostgresClusterStatus: c.PostgresClusterStatus,
Status: c.Status,
Spec: c.Spec,
MasterService: c.GetServiceMaster(),

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@ -27,9 +27,9 @@ func (c *Cluster) Sync(newSpec *acidv1.Postgresql) error {
defer func() {
if err != nil {
c.logger.Warningf("error while syncing cluster state: %v", err)
c.setPostgresClusterStatus(acidv1.ClusterStatusSyncFailed)
} else if c.PostgresClusterStatus != acidv1.ClusterStatusRunning {
c.setPostgresClusterStatus(acidv1.ClusterStatusRunning)
c.setStatus(acidv1.ClusterStatusSyncFailed)
} else if (c.Status != acidv1.PostgresStatus{PostgresClusterStatus: acidv1.ClusterStatusRunning}) {
c.setStatus(acidv1.ClusterStatusRunning)
}
}()

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@ -65,7 +65,7 @@ type ClusterStatus struct {
CurrentProcess Process
Worker uint32
PostgresClusterStatus acidv1.PostgresStatus
Status acidv1.PostgresStatus
Spec acidv1.PostgresSpec
Error error
}

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@ -29,7 +29,7 @@ func (c *Controller) ClusterStatus(team, namespace, cluster string) (*cluster.Cl
return nil, fmt.Errorf("could not find cluster")
}
status := cl.GetPostgresClusterStatus()
status := cl.GetStatus()
status.Worker = c.clusterWorkerID(clusterName)
return status, nil

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@ -89,7 +89,7 @@ func (c *Controller) queueEvents(list *acidv1.PostgresqlList, event EventType) {
activeClustersCnt++
// check if that cluster needs repair
if event == EventRepair {
if pg.PostgresClusterStatus.Success() {
if pg.Status.Success() {
continue
} else {
clustersToRepair++