/
internal.go
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/
internal.go
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/*
Copyright 2017 Shlomi Noach, GitHub Inc.
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 kv
import (
"github.com/openark/golib/log"
"github.com/openark/golib/sqlutils"
"github.com/openark/orchestrator/go/db"
)
// Internal key-value store, based on relational backend
type internalKVStore struct {
}
func NewInternalKVStore() KVStore {
return &internalKVStore{}
}
func (this *internalKVStore) PutKeyValue(key string, value string) (err error) {
_, err = db.ExecOrchestrator(`
replace
into kv_store (
store_key, store_value, last_updated
) values (
?, ?, now()
)
`, key, value,
)
return log.Errore(err)
}
func (this *internalKVStore) GetKeyValue(key string) (value string, found bool, err error) {
query := `
select
store_value
from
kv_store
where
store_key = ?
`
err = db.QueryOrchestrator(query, sqlutils.Args(key), func(m sqlutils.RowMap) error {
value = m.GetString("store_value")
found = true
return nil
})
return value, found, log.Errore(err)
}
func (this *internalKVStore) DistributePairs(kvPairs [](*KVPair)) (err error) {
return nil
}