xa/gin/server/main.go

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 (
	"database/sql"
	"net/http"

	"github.com/gin-gonic/gin"
	"seata.apache.org/seata-go-samples/util"
	"seata.apache.org/seata-go/pkg/client"
	ginmiddleware "seata.apache.org/seata-go/pkg/integration/gin"
	"seata.apache.org/seata-go/pkg/util/log"
)

var db *sql.DB

func main() {
	client.InitPath("../../../conf/seatago.yml")
	db = util.GetXAMySqlDb()

	r := gin.Default()

	// NOTE: when use gin，must set ContextWithFallback true when gin version >= 1.8.1
	// r.ContextWithFallback = true

	r.Use(ginmiddleware.TransactionMiddleware())

	r.POST("/updateDataSuccess", updateDataSuccessHandler)
	r.POST("/selectForUpdateSuccess", selectForUpdateSuccHandler)

	r.POST("/insertOnUpdateDataSuccess", func(c *gin.Context) {
		log.Infof("get tm insertOnUpdateData")
		if err := insertOnUpdateDataSuccess(c); err != nil {
			c.JSON(http.StatusBadRequest, "insertOnUpdateData failure")
			return
		}
		c.JSON(http.StatusOK, "insertOnUpdateData ok")
	})

	if err := r.Run(":8080"); err != nil {
		log.Fatalf("start tcc server fatal: %v", err)
	}
}

func updateDataSuccessHandler(c *gin.Context) {
	log.Infof("get tm updateData")
	if err := updateDataSuccess(c); err != nil {
		c.JSON(http.StatusBadRequest, "updateData failure")
		return
	}
	c.JSON(http.StatusOK, "updateData ok")
}

func selectForUpdateSuccHandler(c *gin.Context) {
	log.Infof("execute select for update")
	if err := selectForUpdateSucc(c); err != nil {
		c.JSON(http.StatusBadRequest, "select for update failed")
		return
	}
	c.JSON(http.StatusOK, "select for update success")
}