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choose switchover candidate based on lag and role (#1700)

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* choose switchover candidate based on lowest lag in MB and role (in synchronous mode)
This commit is contained in:
Felix Kunde
2021-12-14 10:35:21 +01:00
committed by GitHub
parent 8959618471
commit 07fd4ec00b
6 changed files with 231 additions and 11 deletions
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pkg/cluster/util.go
-5
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@@ -6,7 +6,6 @@ import (
"encoding/gob"
"encoding/json"
"fmt"
"math/rand"
"reflect"
"sort"
"strings"
@@ -525,10 +524,6 @@ func (c *Cluster) credentialSecretNameForCluster(username string, clusterName st
"tprgroup", acidzalando.GroupName)
}
func masterCandidate(replicas []spec.NamespacedName) spec.NamespacedName {
return replicas[rand.Intn(len(replicas))]
}
func cloneSpec(from *acidv1.Postgresql) (*acidv1.Postgresql, error) {
var (
buf bytes.Buffer