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/*
Copyright 2020 Intel Corporation.
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 installappclient
import (
"context"
"sync"
"time"
log "github.com/onap/multicloud-k8s/src/orchestrator/pkg/infra/logutils"
"github.com/onap/multicloud-k8s/src/orchestrator/pkg/infra/rpc"
installpb "github.com/onap/multicloud-k8s/src/rsync/pkg/grpc/installapp"
pkgerrors "github.com/pkg/errors"
)
const rsyncName = "rsync"
/*
RsyncInfo consists of rsyncName, hostName and portNumber.
*/
type RsyncInfo struct {
RsyncName string
hostName string
portNumber int
}
var rsyncInfo RsyncInfo
var mutex = &sync.Mutex{}
// InitRsyncClient initializes connctions to the Resource Synchronizer service
func initRsyncClient() bool {
if (RsyncInfo{}) == rsyncInfo {
mutex.Lock()
defer mutex.Unlock()
log.Error("RsyncInfo not set. InitRsyncClient failed", log.Fields{
"Rsyncname": rsyncInfo.RsyncName,
"Hostname": rsyncInfo.hostName,
"PortNumber": rsyncInfo.portNumber,
})
return false
}
rpc.UpdateRpcConn(rsyncInfo.RsyncName, rsyncInfo.hostName, rsyncInfo.portNumber)
return true
}
// NewRsyncInfo shall return a newly created RsyncInfo object
func NewRsyncInfo(rName, h string, pN int) RsyncInfo {
mutex.Lock()
defer mutex.Unlock()
rsyncInfo = RsyncInfo{RsyncName: rName, hostName: h, portNumber: pN}
return rsyncInfo
}
// InvokeInstallApp will make the grpc call to the resource synchronizer
// or rsync controller.
// rsync will deploy the resources in the app context to the clusters as
// prepared in the app context.
func InvokeInstallApp(appContextId string) error {
var err error
var rpcClient installpb.InstallappClient
var installRes *installpb.InstallAppResponse
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()
conn := rpc.GetRpcConn(rsyncName)
if conn == nil {
initRsyncClient()
conn = rpc.GetRpcConn(rsyncName)
}
if conn != nil {
rpcClient = installpb.NewInstallappClient(conn)
installReq := new(installpb.InstallAppRequest)
installReq.AppContext = appContextId
installRes, err = rpcClient.InstallApp(ctx, installReq)
if err == nil {
log.Info("Response from InstappApp GRPC call", log.Fields{
"Succeeded": installRes.AppContextInstalled,
"Message": installRes.AppContextInstallMessage,
})
}
} else {
return pkgerrors.Errorf("InstallApp Failed - Could not get InstallAppClient: %v", "rsync")
}
if err == nil {
if installRes.AppContextInstalled {
log.Info("InstallApp Success", log.Fields{
"AppContext": appContextId,
"Message": installRes.AppContextInstallMessage,
})
return nil
} else {
return pkgerrors.Errorf("InstallApp Failed: %v", installRes.AppContextInstallMessage)
}
}
return err
}
func InvokeUninstallApp(appContextId string) error {
var err error
var rpcClient installpb.InstallappClient
var uninstallRes *installpb.UninstallAppResponse
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()
conn := rpc.GetRpcConn("rsync")
if conn != nil {
rpcClient = installpb.NewInstallappClient(conn)
uninstallReq := new(installpb.UninstallAppRequest)
uninstallReq.AppContext = appContextId
uninstallRes, err = rpcClient.UninstallApp(ctx, uninstallReq)
if err == nil {
log.Info("Response from UninstappApp GRPC call", log.Fields{
"Succeeded": uninstallRes.AppContextUninstalled,
"Message": uninstallRes.AppContextUninstallMessage,
})
}
} else {
return pkgerrors.Errorf("UninstallApp Failed - Could not get InstallAppClient: %v", "rsync")
}
if err == nil {
if uninstallRes.AppContextUninstalled {
log.Info("UninstallApp Success", log.Fields{
"AppContext": appContextId,
"Message": uninstallRes.AppContextUninstallMessage,
})
return nil
} else {
return pkgerrors.Errorf("UninstallApp Failed: %v", uninstallRes.AppContextUninstallMessage)
}
}
return err
}
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