/
pool.go
79 lines (66 loc) · 2.32 KB
/
pool.go
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/*
Copyright 2015 Shlomi Noach, courtesy Booking.com
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package inst
import (
"strings"
"time"
"github.com/openark/orchestrator/go/config"
"github.com/openark/golib/log"
)
// PoolInstancesMap lists instance keys per pool name
type PoolInstancesMap map[string]([]*InstanceKey)
type PoolInstancesSubmission struct {
CreatedAt time.Time
Pool string
DelimitedInstances string
RegisteredAt string
}
func NewPoolInstancesSubmission(pool string, instances string) *PoolInstancesSubmission {
return &PoolInstancesSubmission{
CreatedAt: time.Now(),
Pool: pool,
DelimitedInstances: instances,
}
}
// ClusterPoolInstance is an instance mapping a cluster, pool & instance
type ClusterPoolInstance struct {
ClusterName string
ClusterAlias string
Pool string
Hostname string
Port int
}
func ApplyPoolInstances(submission *PoolInstancesSubmission) error {
if submission.CreatedAt.Add(time.Duration(config.Config.InstancePoolExpiryMinutes) * time.Minute).Before(time.Now()) {
// already expired; no need to persist
return nil
}
var instanceKeys [](*InstanceKey)
if submission.DelimitedInstances != "" {
instancesStrings := strings.Split(submission.DelimitedInstances, ",")
for _, instanceString := range instancesStrings {
instanceString = strings.TrimSpace(instanceString)
instanceKey, err := ParseResolveInstanceKey(instanceString)
if config.Config.SupportFuzzyPoolHostnames {
instanceKey = ReadFuzzyInstanceKeyIfPossible(instanceKey)
}
if err != nil {
return log.Errore(err)
}
instanceKeys = append(instanceKeys, instanceKey)
}
}
log.Debugf("submitting %d instances in %+v pool", len(instanceKeys), submission.Pool)
writePoolInstances(submission.Pool, instanceKeys)
return nil
}