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Add the SO_REUSEADDR flag to sockets handled by netsock. This is needed by

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the patch that went in for issue 7874.  chan_iax2 needs to be able to create
socket that is lisetning on INADDR_ANY, but also be able to bind sockets to
specific addresses.  (Thanks to Stevenson on the asterisk-dev mailing list
for explaining why this flag was needed.)


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.2@59608 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Russell Bryant
2007-04-01 22:35:25 +00:00
parent ec7458a460
commit 8a416b420d
1 changed files with 3 additions and 0 deletions
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3
netsock.c
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@@ -128,6 +128,7 @@ struct ast_netsock *ast_netsock_bindaddr(struct ast_netsock_list *list, struct i
char iabuf[INET_ADDRSTRLEN]; char iabuf[INET_ADDRSTRLEN];
struct ast_netsock *ns; struct ast_netsock *ns;
const int reuseFlag = 1;
/* Make a UDP socket */ /* Make a UDP socket */
netsocket = socket(AF_INET, SOCK_DGRAM, IPPROTO_IP); netsocket = socket(AF_INET, SOCK_DGRAM, IPPROTO_IP);
@@ -136,6 +137,8 @@ struct ast_netsock *ast_netsock_bindaddr(struct ast_netsock_list *list, struct i
ast_log(LOG_ERROR, "Unable to create network socket: %s\n", strerror(errno)); ast_log(LOG_ERROR, "Unable to create network socket: %s\n", strerror(errno));
return NULL; return NULL;
} }
if (setsockopt(netsocket, SOL_SOCKET, SO_REUSEADDR, (char *)&reuseFlag, sizeof reuseFlag) < 0)
ast_log(LOG_WARNING, "Error setting SO_REUSEADDR on sockfd '%d'\n", netsocket);
if (bind(netsocket,(struct sockaddr *)bindaddr, sizeof(struct sockaddr_in))) { if (bind(netsocket,(struct sockaddr *)bindaddr, sizeof(struct sockaddr_in))) {
ast_log(LOG_ERROR, "Unable to bind to %s port %d: %s\n", ast_inet_ntoa(iabuf, sizeof(iabuf), bindaddr->sin_addr), ntohs(bindaddr->sin_port), strerror(errno)); ast_log(LOG_ERROR, "Unable to bind to %s port %d: %s\n", ast_inet_ntoa(iabuf, sizeof(iabuf), bindaddr->sin_addr), ntohs(bindaddr->sin_port), strerror(errno));
close(netsocket); close(netsocket);