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Made tinc persistent. If no outgoing connection can be established right

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after the start of the daemon, it won't quit anymore but will retry in 5
minutes. Also, 5 minutes is now the maximum time to wait for a retry.
This commit is contained in:
Guus Sliepen 2000-05-27 19:44:04 +00:00
parent 028659bfbf
commit cc01b18bc6
1 changed files with 31 additions and 23 deletions
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54
src/net.c
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@ -51,6 +51,8 @@ int total_tap_out = 0;
int total_socket_in = 0;
int total_socket_out = 0;
static int seconds_till_retry;
/* The global list of existing connections */
conn_list_t *conn_list = NULL;
conn_list_t *myself = NULL;
@ -541,6 +543,30 @@ cp
return 0;
}
RETSIGTYPE
sigalrm_handler(int a)
{
config_t const *cfg;
cp
cfg = get_config_val(upstreamip);
if(!setup_outgoing_connection(cfg->data.ip->ip))
{
signal(SIGALRM, SIG_IGN);
}
else
{
signal(SIGALRM, sigalrm_handler);
seconds_till_retry += 5;
if(seconds_till_retry>300) /* Don't wait more than 5 minutes. */
seconds_till_retry = 300;
alarm(seconds_till_retry);
syslog(LOG_ERR, "Still failed to connect to other. Will retry in %d seconds.",
seconds_till_retry);
}
cp
}
/*
setup all initial network connections
*/
@ -564,33 +590,14 @@ cp
return 0;
if(setup_outgoing_connection(cfg->data.ip->ip))
return -1;
cp
return 0;
}
RETSIGTYPE
sigalrm_handler(int a)
{
config_t const *cfg;
static int seconds_till_retry;
cp
cfg = get_config_val(upstreamip);
if(!setup_outgoing_connection(cfg->data.ip->ip))
{
signal(SIGALRM, SIG_IGN);
seconds_till_retry = 5;
}
else
{
signal(SIGALRM, sigalrm_handler);
seconds_till_retry += 5;
seconds_till_retry = 300;
alarm(seconds_till_retry);
syslog(LOG_ERR, "Still failed to connect to other. Will retry in %d seconds.",
seconds_till_retry);
syslog(LOG_NOTICE, "Try to re-establish outgoing connection in 5 minutes.");
}
cp
return 0;
}
/*
@ -822,7 +829,8 @@ cp
if(cl->status.outgoing)
{
signal(SIGALRM, sigalrm_handler);
alarm(5);
seconds_till_retry = 5;
alarm(seconds_till_retry);
syslog(LOG_NOTICE, "Try to re-establish outgoing connection in 5 seconds.");
}