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Enable promote/demote standby via operator

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This commit is contained in:
Rafia Sabih
2019-06-24 15:10:54 +02:00
parent 540d58d5bd
commit 0d3eeedb39
4 changed files with 39 additions and 4 deletions
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pkg/util/patroni/patroni.go
+13 -1
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@@ -9,7 +9,7 @@ import (
"time"
"github.com/sirupsen/logrus"
"k8s.io/api/core/v1"
v1 "k8s.io/api/core/v1"
)
const (
@@ -23,6 +23,7 @@ const (
type Interface interface {
Switchover(master *v1.Pod, candidate string) error
SetPostgresParameters(server *v1.Pod, options map[string]string) error
EditStandby(server *v1.Pod, options map[string]string) error
}
// Patroni API client
@@ -102,3 +103,14 @@ func (p *Patroni) SetPostgresParameters(server *v1.Pod, parameters map[string]st
}
return p.httpPostOrPatch(http.MethodPatch, apiURL(server)+configPath, buf)
}
//SetPostgresParameters sets Postgres options via Patroni patch API call.
func (p *Patroni) EditStandby(server *v1.Pod, options map[string]string) error {
buf := &bytes.Buffer{}
err := json.NewEncoder(buf).Encode(map[string]map[string]interface{}{"standby_cluster": {"restore_command": options}})
if err != nil {
return fmt.Errorf("could not encode json: %v", err)
}
return p.httpPostOrPatch(http.MethodPatch, apiURL(server)+configPath, buf)
}