[agent-go] [Bastion] - install docker; docker-compose; install harbor

agent-go/a_executor/BasicFunction.go

@@ -578,6 +578,14 @@ func BasicDownloadFile(downloadUrl string, socksProxyUrl string, proxyUser strin
 		return false, resultLog
 	}
 
+	// check file exists
+	existAndNotNull := BasicFileExistAndNotNull(desFile)
+	if !existAndNotNull {
+		return false, []string{
+			"[BasicDownloadFile] - file not exist  download error!",
+		}
+	}
+
 	return true, resultLog
 }
 
@@ -724,6 +732,17 @@ func BasicAppendContentToFile(content string, targetFile string) bool {
 	return true
 }
 
+// BasicAppendOverwriteContentToFile 向目标文件中写入一些内容,覆盖源文件
+func BasicAppendOverwriteContentToFile(content string, targetFile string) bool {
+
+	err := os.Remove(targetFile)
+	if err != nil {
+		log.WarnF("[BasicAppendOverwriteContentToFile] - Error removing file: %s , error is %s", targetFile, err.Error())
+	}
+
+	return BasicAppendContentToFile(content, targetFile)
+}
+
 // BasicAppendNullToFile 清空一个文件
 func BasicAppendNullToFile(targetFile string) bool {