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[nat] Add ip-tos option to the nat. 

This is applied to all incoming BSC connections.
This commit is contained in:
Holger Hans Peter Freyther 2010-05-31 10:36:35 +08:00
parent ca999a989d
commit 078321aaae
3 changed files with 16 additions and 0 deletions
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1
openbsc/include/openbsc/bsc_nat.h
View File

@ -220,6 +220,7 @@ struct bsc_nat {
/* known BSC's */
struct llist_head bsc_configs;
int num_bsc;
int bsc_ip_tos;
/* MGCP config */
struct mgcp_config *mgcp_cfg;

5
openbsc/src/nat/bsc_nat.c
View File

@ -872,6 +872,11 @@ static int ipaccess_listen_bsc_cb(struct bsc_fd *bfd, unsigned int what)
if (rc != 0)
LOGP(DNAT, LOGL_ERROR, "Failed to set TCP_NODELAY: %s\n", strerror(errno));
rc = setsockopt(fd, IPPROTO_IP, IP_TOS,
&nat->bsc_ip_tos, sizeof(nat->bsc_ip_tos));
if (rc != 0)
LOGP(DNAT, LOGL_ERROR, "Failed to set IP_TOS: %s\n", strerror(errno));
/* todo... do something with the connection */
/* todo... use GNUtls to see if we want to trust this as a BTS */

10
openbsc/src/nat/bsc_nat_vty.c
View File

@ -61,6 +61,7 @@ static int config_write_nat(struct vty *vty)
vty_out(vty, " timeout pong %d%s", _nat->pong_timeout, VTY_NEWLINE);
if (_nat->token)
vty_out(vty, " token %s%s", _nat->token, VTY_NEWLINE);
vty_out(vty, " ip-tos %d%s", _nat->bsc_ip_tos, VTY_NEWLINE);
return CMD_SUCCESS;
}
@ -297,6 +298,14 @@ DEFUN(cfg_nat_token, cfg_nat_token_cmd,
return CMD_SUCCESS;
}
DEFUN(cfg_nat_bsc_ip_tos, cfg_nat_bsc_ip_tos_cmd,
"ip-tos <0-255>",
"Set the IP_TOS for the BSCs to use\n" "Set the IP_TOS attribute")
{
_nat->bsc_ip_tos = atoi(argv[0]);
return CMD_SUCCESS;
}
/* per BSC configuration */
DEFUN(cfg_bsc, cfg_bsc_cmd, "bsc BSC_NR", "Select a BSC to configure")
{
@ -458,6 +467,7 @@ int bsc_nat_vty_init(struct bsc_nat *nat)
install_element(NAT_NODE, &cfg_nat_ping_time_cmd);
install_element(NAT_NODE, &cfg_nat_pong_time_cmd);
install_element(NAT_NODE, &cfg_nat_token_cmd);
install_element(NAT_NODE, &cfg_nat_bsc_ip_tos_cmd);
/* BSC subgroups */
install_element(NAT_NODE, &cfg_bsc_cmd);