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-rw-r--r--src/dma/cmd/infofetch/daemon.go103
1 files changed, 103 insertions, 0 deletions
diff --git a/src/dma/cmd/infofetch/daemon.go b/src/dma/cmd/infofetch/daemon.go
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+++ b/src/dma/cmd/infofetch/daemon.go
@@ -0,0 +1,103 @@
+/*
+ * Copyright 2018 NEC 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 main
+
+import (
+ "context"
+ "github.com/BurntSushi/toml"
+ "github.com/distributed-monitoring/agent/pkg/common"
+ "github.com/go-redis/redis"
+ libvirt "github.com/libvirt/libvirt-go"
+ "log"
+ "sync"
+)
+
+var infoPool common.RedisPool
+
+// Config is ...
+type Config struct {
+ Common CommonConfig
+ InfoFetch InfoFetchConfig
+}
+
+// CommonConfig is ...
+type CommonConfig struct {
+ RedisHost string `toml:"redis_host"`
+ RedisPort string `toml:"redis_port"`
+ RedisPassword string `toml:"redis_password"`
+ RedisDB int `toml:"redis_db"`
+}
+
+// InfoFetchConfig is ...
+type InfoFetchConfig struct {
+ OSUsername string `toml:"os_username"`
+ OSUserDomainName string `toml:"os_user_domain_name"`
+ OSProjectDomainName string `toml:"os_project_domain_name"`
+ OSProjectName string `toml:"os_project_name"`
+ OSPassword string `toml:"os_password"`
+ OSAuthURL string `toml:"os_auth_url"`
+}
+
+func main() {
+
+ var config Config
+ _, err := toml.DecodeFile("/etc/barometer-dma/config.toml", &config)
+ if err != nil {
+ log.Println("Read error of config file")
+ }
+
+ var waitgroup sync.WaitGroup
+ libvirt.EventRegisterDefaultImpl()
+
+ redisClient := redis.NewClient(&redis.Options{
+ Addr: config.Common.RedisHost + ":" + config.Common.RedisPort,
+ Password: config.Common.RedisPassword,
+ DB: config.Common.RedisDB,
+ })
+ infoPool = common.RedisPool{Client: redisClient}
+ // Initialize redis db...
+ infoPool.DelAll()
+
+ conn, err := libvirt.NewConnect("qemu:///system")
+ if err != nil {
+ log.Fatalln("libvirt connect error")
+ }
+ defer conn.Close()
+
+ vmIfInfoChan := make(chan string)
+ {
+ ctx := context.Background()
+ waitgroup.Add(1)
+ go func() {
+ RunNeutronInfoFetch(ctx, &config, vmIfInfoChan)
+ waitgroup.Done()
+ }()
+ }
+
+ //Get active VM info
+ GetActiveDomain(conn, vmIfInfoChan)
+ {
+ ctx := context.Background()
+ waitgroup.Add(1)
+ go func() {
+ RunVirshEventLoop(ctx, conn, vmIfInfoChan)
+ waitgroup.Done()
+ }()
+ }
+
+ waitgroup.Wait()
+}