ipa: Introduce support for user-specific DSCP and priority
This adds new members to struct ipa_server_link and ipa_client_conn,
which can be set by the user before ipa_client_conn_open() or
ipa_server_link_open() to ensure DSCP / priority values are applied
from the first outgoing packet onwards.
Change-Id: I5ab22d35d9b11eca47d9ea12208e5589a1a5713c
Depends: libosmocore.git If22988735fe05e51226c6b091a5348dcf1208cdf
diff --git a/src/input/ipa.c b/src/input/ipa.c
index f01ecd9..c121987 100644
--- a/src/input/ipa.c
+++ b/src/input/ipa.c
@@ -224,7 +224,8 @@
ret = osmo_sock_init2(AF_INET, SOCK_STREAM, IPPROTO_TCP,
link->local_addr, link->local_port,
link->addr, link->port,
- OSMO_SOCK_F_BIND|OSMO_SOCK_F_CONNECT|OSMO_SOCK_F_NONBLOCK);
+ OSMO_SOCK_F_BIND|OSMO_SOCK_F_CONNECT|OSMO_SOCK_F_NONBLOCK|
+ OSMO_SOCK_F_DSCP(link->dscp) | OSMO_SOCK_F_PRIO(link->priority));
if (ret < 0)
return ret;
link->ofd->fd = ret;
@@ -282,6 +283,10 @@
LOGIPA(link, LOGL_NOTICE, "accept()ed new link from %s:%u\n",
inet_ntoa(sa.sin_addr), ntohs(sa.sin_port));
+ /* make new fd inherit DSCP + priority of listen-socket */
+ osmo_sock_set_dscp(fd, link->dscp);
+ osmo_sock_set_priority(fd, link->priority);
+
ret = link->accept_cb(link, fd);
if (ret < 0) {
LOGP(DLINP, LOGL_ERROR,
@@ -330,7 +335,8 @@
int ret;
ret = osmo_sock_init(AF_INET, SOCK_STREAM, IPPROTO_TCP,
- link->addr, link->port, OSMO_SOCK_F_BIND);
+ link->addr, link->port, OSMO_SOCK_F_BIND|
+ OSMO_SOCK_F_DSCP(link->dscp) | OSMO_SOCK_F_PRIO(link->priority));
if (ret < 0)
return ret;