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Introduce PGVERSION (#1172)

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* introduce PGVERSION

Co-authored-by: Sergey Dudoladov <sergey.dudoladov@zalando.de>
This commit is contained in:
Sergey Dudoladov
2020-11-27 18:49:49 +01:00
committed by GitHub
co-authored by Sergey Dudoladov
parent 6f5751fe55
commit dc9a5b1e61
11 changed files with 29 additions and 6 deletions
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pkg/cluster/k8sres.go
+13 -3
View File
@@ -189,7 +189,7 @@ func fillResourceList(spec acidv1.ResourceDescription, defaults acidv1.ResourceD
return requests, nil
}
func generateSpiloJSONConfiguration(pg *acidv1.PostgresqlParam, patroni *acidv1.Patroni, pamRoleName string, logger *logrus.Entry) (string, error) {
func generateSpiloJSONConfiguration(pg *acidv1.PostgresqlParam, patroni *acidv1.Patroni, pamRoleName string, EnablePgVersionEnvVar bool, logger *logrus.Entry) (string, error) {
config := spiloConfiguration{}
config.Bootstrap = pgBootstrap{}
@@ -270,7 +270,14 @@ PatroniInitDBParams:
}
config.PgLocalConfiguration = make(map[string]interface{})
config.PgLocalConfiguration[patroniPGBinariesParameterName] = fmt.Sprintf(pgBinariesLocationTemplate, pg.PgVersion)
// the newer and preferred way to specify the PG version is to use the `PGVERSION` env variable
// setting postgresq.bin_dir in the SPILO_CONFIGURATION still works and takes precedence over PGVERSION
// so we add postgresq.bin_dir only if PGVERSION is unused
// see PR 222 in Spilo
if !EnablePgVersionEnvVar {
config.PgLocalConfiguration[patroniPGBinariesParameterName] = fmt.Sprintf(pgBinariesLocationTemplate, pg.PgVersion)
}
if len(pg.Parameters) > 0 {
local, bootstrap := getLocalAndBoostrapPostgreSQLParameters(pg.Parameters)
@@ -696,6 +703,9 @@ func (c *Cluster) generateSpiloPodEnvVars(uid types.UID, spiloConfiguration stri
Value: c.OpConfig.PamRoleName,
},
}
if c.OpConfig.EnablePgVersionEnvVar {
envVars = append(envVars, v1.EnvVar{Name: "PGVERSION", Value: c.Spec.PgVersion})
}
// Spilo expects cluster labels as JSON
if clusterLabels, err := json.Marshal(labels.Set(c.OpConfig.ClusterLabels)); err != nil {
envVars = append(envVars, v1.EnvVar{Name: "KUBERNETES_LABELS", Value: labels.Set(c.OpConfig.ClusterLabels).String()})
@@ -1012,7 +1022,7 @@ func (c *Cluster) generateStatefulSet(spec *acidv1.PostgresSpec) (*appsv1.Statef
}
}
spiloConfiguration, err := generateSpiloJSONConfiguration(&spec.PostgresqlParam, &spec.Patroni, c.OpConfig.PamRoleName, c.logger)
spiloConfiguration, err := generateSpiloJSONConfiguration(&spec.PostgresqlParam, &spec.Patroni, c.OpConfig.PamRoleName, c.OpConfig.EnablePgVersionEnvVar, c.logger)
if err != nil {
return nil, fmt.Errorf("could not generate Spilo JSON configuration: %v", err)
}
pkg/cluster/k8sres_test.go
+1 -1
View File
@@ -93,7 +93,7 @@ func TestGenerateSpiloJSONConfiguration(t *testing.T) {
}
for _, tt := range tests {
cluster.OpConfig = tt.opConfig
result, err := generateSpiloJSONConfiguration(tt.pgParam, tt.patroni, tt.role, logger)
result, err := generateSpiloJSONConfiguration(tt.pgParam, tt.patroni, tt.role, false, logger)
if err != nil {
t.Errorf("Unexpected error: %v", err)
}