[agent-go] 初步完成Executor部分的代码

agent-go/rabbitmq/MessageReaderWriter.go

@@ -0,0 +1,46 @@
+package rabbitmq
+
+import (
+	"agent-go/g"
+	"fmt"
+	"github.com/streadway/amqp"
+)
+
+// Send 向RabbitMQ中发送消息
+func Send(conn *RabbitMQConn, connProp *ConnectProperty, message []byte) {
+	// 往哪里发
+	channel := conn.Channel
+	// 发送
+	channel.Publish(
+		connProp.ExchangeName,
+		connProp.TopicKey,
+		false,
+		true,
+		amqp.Publishing{
+			ContentType: "text/plain",
+			Body:        message,
+		},
+	)
+}
+
+func Read(conn *RabbitMQConn, connProp *ConnectProperty, autoAck bool) <-chan amqp.Delivery {
+
+	// 拿到特定的Channel
+	channel := conn.Channel
+
+	// 开始读取队列中的全部消息
+	msgs, err := channel.Consume(
+		connProp.QueueName,                 // 队列名称
+		g.G.AgentServerInfo.AgentTopicName, // 消费者名称
+		autoAck,                            // auto-ack
+		false,                              // exclusive
+		false,                              // no-local
+		false,                              // no-wait
+		nil,                                // arguments
+	)
+	if err != nil {
+		log.Error(fmt.Sprintf("Failed to register a consumer: %v", err))
+	}
+
+	return msgs
+}

agent-go/rabbitmq/MessageSender.go

@@ -1,20 +0,0 @@
-package rabbitmq
-
-import "github.com/streadway/amqp"
-
-// Send 向RabbitMQ中发送消息
-func Send(conn *RabbitMQConn, connProp *ConnectProperty, message []byte) {
-	// 往哪里发
-	channel := conn.Channel
-	// 发送
-	channel.Publish(
-		connProp.ExchangeName,
-		connProp.TopicKey,
-		false,
-		true,
-		amqp.Publishing{
-			ContentType: "text/plain",
-			Body:        message,
-		},
-	)
-}

agent-go/rabbitmq/OctopusMessage.go

@@ -14,6 +14,16 @@ type OctopusMessage struct {
 	ACTime   time.Time   `json:"ac_time" format:"2023-03-21 16:38:30"`
 }
 
+type ExecutionMessage struct {
+	NeedResultReplay  bool       `json:"needResultReplay"`
+	DurationTask      bool       `json:"durationTask,default:false"`
+	Type              string     `json:"type"`
+	SingleLineCommand []string   `json:"singleLineCommand"`
+	MultiLineCommand  [][]string `json:"multiLineCommand"`
+	PipeLineCommand   [][]string `json:"pipeLineCommand"`
+	ResultKey         string     `json:"resultKey"`
+}
+
 // BuildOctopusMsg 生成OctopusMessage
 func (m *OctopusMessage) BuildOctopusMsg(omType string, content interface{}) *OctopusMessage {
 

agent-go/rabbitmq/OctopusMsgHandler.go

@@ -0,0 +1,96 @@
+package rabbitmq
+
+import (
+	"agent-go/executor"
+	"agent-go/g"
+	"encoding/json"
+	"fmt"
+)
+
+func HandleOMsg(initOMsgFromServer *OctopusMessage) {
+
+	agentTopicName := initOMsgFromServer.UUID
+	OctopusExchange := g.G.NacosConfig.GetString("octopus.message.octopus_exchange")
+
+	octopusConnectProp := &ConnectProperty{
+		ExchangeName: OctopusExchange,
+		QueueName:    agentTopicName,
+		ExchangeType: g.QueueTopic,
+		TopicKey:     agentTopicName + "*",
+	}
+
+	octopusConn, err := NewRabbitMQConn(octopusConnectProp)
+	if err != nil {
+		log.Error(fmt.Sprintf("Octopus Message Queue create Error ! => %v", octopusConnectProp))
+		panic(err)
+	}
+
+	// 开始接收消息
+	channel := octopusConn.Channel
+	deliveries, err := channel.Consume(
+		agentTopicName,
+		agentTopicName,
+		true,
+		false,
+		false,
+		false,
+		nil,
+	)
+	if err != nil {
+		return
+	}
+
+	// 死循环，处理Ocotpus Message
+	for delivery := range deliveries {
+
+		var om *OctopusMessage
+		err := json.Unmarshal(delivery.Body, &om)
+		if err != nil {
+			log.Error("Octopus Message Parse Error !")
+			// 保存到某处
+			continue
+		}
+
+		// 策略模式 处理消息
+		doHandleOctopusMessage(om)
+	}
+
+}
+
+func doHandleOctopusMessage(octopusMessage *OctopusMessage) {
+
+	switch octopusMessage.Type {
+	case g.InitOmType:
+		go func() {}()
+	case g.ExecOmType:
+		go executorOMHandler(octopusMessage)
+	case g.StatusOmType:
+		go statusOMHandler(octopusMessage)
+	default:
+		go blackHoleOMHandler(octopusMessage)
+	}
+
+}
+
+func executorOMHandler(octopusMessage *OctopusMessage) {
+
+	executionMsgString := octopusMessage.Content.(string)
+
+	var executionMessage *ExecutionMessage
+	err := json.Unmarshal([]byte(executionMsgString), &executionMessage)
+	if err != nil {
+		return
+	}
+
+	// 交给后端的实际处理器处理， 再次策略
+	executor.Execute(octopusMessage, executionMessage)
+
+}
+
+func statusOMHandler(octopusMessage *OctopusMessage) {
+
+}
+
+func blackHoleOMHandler(octopusMessage *OctopusMessage) {
+	log.Error(fmt.Sprintf("octopusMessage type wrong! msg is => %v", octopusMessage))
+}