static int conf_cmdline(struct mip6_config *cfg, int argc, char **argv)
{
static struct option long_opts[] = {
{"version", 0, 0, 'V'},
{"help", 0, 0, 'h'},
{"correspondent-node", 0, 0, 'C'},
{"home-agent", 0, 0, 'H'},
{"mobile-node", 0, 0, 'M'},
{"show-config", 0, 0, 0},
#ifdef ENABLE_VT
{"vt-service", 1, 0, 0 },
#endif
{0, 0, 0, 0}
};
/* parse all other cmd line parameters than -c */
while (1) {
int idx, c;
c = getopt_long(argc, argv, "c:d:l:Vh?CMH", long_opts, &idx);
if (c == -1) break;
switch (c) {
case 0:
#ifdef ENABLE_VT
if (strcmp(long_opts[idx].name, "vt-service") == 0) {
cfg->vt_service = optarg;
break;
}
#endif
if (idx == 5)
conf_show(cfg);
return -1;
case 'V':
conf_version();
return -1;
case '?':
case 'h':
conf_usage(basename(argv[0]));
return -1;
case 'd':
cfg->debug_level = atoi(optarg);
break;
case 'l':
cfg->debug_log_file = optarg;
break;
case 'C':
cfg->mip6_entity = MIP6_ENTITY_CN;
break;
case 'H':
cfg->mip6_entity = MIP6_ENTITY_HA;
break;
case 'M':
cfg->mip6_entity = MIP6_ENTITY_MN;
break;
default:
break;
};
}
return 0;
}
/*!
* \brief fifo command for listing configuration
* \return pointer to the mi_root on success, 0 otherwise
*/
static struct mi_root* forward_fifo_list(struct mi_root* cmd_tree, void *param)
{
struct mi_node *node = NULL;
struct mi_root * ret = init_mi_tree(200, MI_OK_S, MI_OK_LEN);
if(ret == NULL)
return 0;
node = addf_mi_node_child( &ret->node, 0, 0, 0, "Printing forwarding information:");
if(node == NULL)
goto error;
// critical section start:
// avoids dirty reads when updating configuration.
lock_get(conf_lock);
conf_show(ret);
// critical section end
lock_release(conf_lock);
return ret;
error:
free_mi_tree(ret);
return 0;
}
static int conf_cmdline(struct mip6_config *cfg, int argc, char **argv)
{
static struct option long_opts[] = {
{"version", 0, 0, 'V'},
{"help", 0, 0, 'h'},
{"correspondent-node", 0, 0, 'C'},
{"home-agent", 0, 0, 'H'},
{"mobile-node", 0, 0, 'M'},
{"mobile-access-gateway", optional_argument, 0, 'm'},
{"local-mobility-anchor", optional_argument, 0, 'a'},
{"pmip-tunneling", optional_argument, 0, 'i'},
{"pmip-dyn-tunneling", optional_argument, 0, 'd'},
{"lma-address", optional_argument, 0, 'L'},
{"mag-ingress-address", optional_argument, 0, 'N'},
{"mag-egress-address", optional_argument, 0, 'E'},
{"show-config", 0, 0, 0},
{"radius-client-cfg-file", optional_argument, 0, 'R'},
{"radius-password", 0, 0, 'P'},
#ifdef ENABLE_VT
{"vt-service", 1, 0, 0 },
#endif
{0, 0, 0, 0}
};
/* parse all other cmd line parameters than -c */
while (1) {
int idx, c;
c = getopt_long(argc, argv, "c:d:l:L:N:E:R:P:Vh?CMHmaip", long_opts, &idx);
if (c == -1) break;
switch (c) {
case 0:
#ifdef ENABLE_VT
if (strcmp(long_opts[idx].name, "vt-service") == 0) {
cfg->vt_service = optarg;
break;
}
#endif
if (idx == 5)
conf_show(cfg);
return -1;
case 'V':
conf_version();
return -1;
case '?':
case 'h':
conf_usage(basename(argv[0]));
return -1;
case 'd':
cfg->debug_level = atoi(optarg);
break;
case 'l':
cfg->debug_log_file = optarg;
break;
case 'C':
cfg->mip6_entity = MIP6_ENTITY_CN;
break;
case 'H':
cfg->mip6_entity = MIP6_ENTITY_HA;
break;
case 'M':
cfg->mip6_entity = MIP6_ENTITY_MN;
break;
case 'L':
if (strchr(optarg, ':')) {
if (inet_pton(AF_INET6, optarg, (char *) &cfg->LmaAddress) <= 0) {
fprintf(stderr, "invalid address %s\n", optarg);
exit(2);
}
}
break;
case 'N':
if (strchr(optarg, ':')) {
if (inet_pton(AF_INET6, optarg, (char *) &cfg->MagAddressIngress) <= 0) {
fprintf(stderr, "invalid address %s\n", optarg);
exit(2);
}
}
break;
case 'E':
if (strchr(optarg, ':')) {
if (inet_pton(AF_INET6, optarg, (char *) &cfg->MagAddressEgress) <= 0) {
fprintf(stderr, "invalid address %s\n", optarg);
exit(2);
}
}
break;
case 'm':
cfg->mip6_entity = MIP6_ENTITY_MAG;
break;
case 'a':
cfg->mip6_entity = MIP6_ENTITY_LMA;
break;
case 'i':
cfg->TunnelingEnabled = 1;
break;
case 'p':
cfg->DynamicTunnelingEnabled = 1;
break;
case 'R':
cfg->RadiusClientConfigFile = optarg;
break;
case 'P':
cfg->RadiusPassword = optarg;
break;
default:
break;
};
}
return 0;
}
int main(int argc, char **argv)
{
pthread_t sigth;
sigset_t sigblock;
int logflags = 0;
int ret = 1;
debug_init();
sigemptyset(&sigblock);
sigaddset(&sigblock, SIGHUP);
sigaddset(&sigblock, SIGINT);
sigaddset(&sigblock, SIGTERM);
#ifdef ENABLE_VT
sigaddset(&sigblock, SIGPIPE);
#endif
pthread_sigmask(SIG_BLOCK, &sigblock, NULL);
if (conf_parse(&conf, argc, argv))
return 1;
if (conf.debug_level > 0)
logflags = LOG_PERROR;
openlog(basename(argv[0]), LOG_PID|logflags, LOG_DAEMON);
syslog(LOG_INFO, "%s v%s started (%s)", PACKAGE_NAME, PACKAGE_VERSION,
entity_string[conf.mip6_entity]);
#ifdef ENABLE_VT
if (vt_init() < 0)
goto vt_failed;
#endif
/* if not debugging, detach from tty */
if (conf.debug_level == 0)
daemon_start(1);
else {
/* if debugging with debug log file, detach from tty */
if (conf.debug_log_file) {
daemon_start(1);
ret = debug_open(conf.debug_log_file);
if (ret < 0) {
fprintf(stderr, "can't init debug log:%s\n",
strerror(-ret));
goto debug_failed;
}
dbg("%s started in debug mode\n", PACKAGE_NAME);
} else {
dbg("%s started in debug mode, not detaching from terminal\n",
PACKAGE_NAME);
}
conf_show(&conf);
}
srandom(time(NULL));
if (rr_cn_init() < 0)
goto rr_cn_failed;
if (policy_init() < 0)
goto policy_failed;
if (taskqueue_init() < 0)
goto taskqueue_failed;
if (bcache_init() < 0)
goto bcache_failed;
if (mh_init() < 0)
goto mh_failed;
if (icmp6_init() < 0)
goto icmp6_failed;
if (xfrm_init() < 0)
goto xfrm_failed;
cn_init();
if ((is_ha() || is_mn()) && tunnelctl_init() < 0)
goto tunnelctl_failed;
if (is_ha() && ha_init() < 0)
goto ha_failed;
if (is_mn() && mn_init() < 0)
goto mn_failed;
#ifdef ENABLE_VT
if (vt_start(conf.vt_hostname, conf.vt_service) < 0)
goto vt_start_failed;
#endif
if (pthread_create(&sigth, NULL, sigh, NULL))
goto sigth_failed;
pthread_join(sigth, NULL);
ret = 0;
sigth_failed:
#ifdef ENABLE_VT
vt_fini();
vt_start_failed:
#endif
if (is_mn())
mn_cleanup();
mn_failed:
if (is_ha())
ha_cleanup();
ha_failed:
if (is_ha() || is_mn())
tunnelctl_cleanup();
tunnelctl_failed:
cn_cleanup();
xfrm_cleanup();
xfrm_failed:
icmp6_cleanup();
icmp6_failed:
mh_cleanup();
mh_failed:
bcache_cleanup();
bcache_failed:
taskqueue_destroy();
taskqueue_failed:
policy_cleanup();
policy_failed:
rr_cn_failed:
debug_close();
debug_failed:
#ifdef ENABLE_VT
vt_failed:
#endif
syslog(LOG_INFO, "%s v%s stopped (%s)", PACKAGE_NAME, PACKAGE_VERSION,
entity_string[conf.mip6_entity]);
closelog();
return ret;
}
