Initial Commit4

data-ipa-cfg-mgr/ipacm/src/IPACM_Log.cpp

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+/* 
+Copyright (c) 2013, The Linux Foundation. All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+		* Redistributions of source code must retain the above copyright
+			notice, this list of conditions and the following disclaimer.
+		* Redistributions in binary form must reproduce the above
+			copyright notice, this list of conditions and the following
+			disclaimer in the documentation and/or other materials provided
+			with the distribution.
+		* Neither the name of The Linux Foundation nor the names of its
+			contributors may be used to endorse or promote products derived
+			from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+/*!
+	@file
+	IPACM_log.cpp
+
+	@brief
+	This file implements the IPAM log functionality.
+
+	@Author
+	Skylar Chang
+
+*/
+#include "IPACM_Log.h"
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <asm/types.h>
+#include <linux/if.h>
+#include <sys/un.h>
+#include <errno.h>
+#include <IPACM_Defs.h>
+
+void logmessage(int log_level)
+{
+	return;
+}
+
+/* start IPACMDIAG socket*/
+int create_socket(unsigned int *sockfd)
+{
+
+  if ((*sockfd = socket(AF_UNIX, SOCK_DGRAM, 0)) == IPACM_FAILURE)
+  {
+    perror("Error creating ipacm_log socket\n");
+    return IPACM_FAILURE;
+  }
+
+  if(fcntl(*sockfd, F_SETFD, FD_CLOEXEC) < 0)
+  {
+    perror("Couldn't set ipacm_log Close on Exec\n");
+  }
+
+  return IPACM_SUCCESS;
+}
+
+void ipacm_log_send( void * user_data)
+{
+	ipacm_log_buffer_t ipacm_log_buffer;
+	int numBytes=0, len;
+	struct sockaddr_un ipacmlog_socket;
+	static unsigned int ipacm_log_sockfd = 0;
+
+	if(ipacm_log_sockfd == 0)
+	{
+		/* start ipacm_log socket */
+		if(create_socket(&ipacm_log_sockfd) < 0)
+		{
+			printf("unable to create ipacm_log socket\n");
+			return;
+		}
+		printf("create ipacm_log socket successfully\n");
+	}
+	ipacmlog_socket.sun_family = AF_UNIX;
+	strcpy(ipacmlog_socket.sun_path, IPACMLOG_FILE);
+	len = strlen(ipacmlog_socket.sun_path) + sizeof(ipacmlog_socket.sun_family);
+
+	memcpy(ipacm_log_buffer.user_data, user_data, MAX_BUF_LEN);
+
+	//printf("send : %s\n", ipacm_log_buffer.user_data);
+	if ((numBytes = sendto(ipacm_log_sockfd, (void *)&ipacm_log_buffer, sizeof(ipacm_log_buffer.user_data), 0,
+			(struct sockaddr *)&ipacmlog_socket, len)) == -1)
+	{
+		printf("Send Failed(%d) %s \n",errno,strerror(errno));
+		return;
+	}
+	return;
+}