Change in osmo-bts[master]: rsl: make IP DSCP configurable

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osmith gerrit-no-reply at lists.osmocom.org
Fri Mar 6 14:35:41 UTC 2020


osmith has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-bts/+/17401 )


Change subject: rsl: make IP DSCP configurable
......................................................................

rsl: make IP DSCP configurable

Related: OS#4438
Depends: libosmo-abis I41603db8c1286660ad57ac1c78a8fb393a2b080b
Change-Id: Icdef5d40243fefdeae23f3bcf9c6702e8487928a
---
M include/osmo-bts/gsm_data_shared.h
M src/common/rsl.c
M src/common/vty.c
3 files changed, 21 insertions(+), 1 deletion(-)



  git pull ssh://gerrit.osmocom.org:29418/osmo-bts refs/changes/01/17401/1

diff --git a/include/osmo-bts/gsm_data_shared.h b/include/osmo-bts/gsm_data_shared.h
index e0d70b0..3316670 100644
--- a/include/osmo-bts/gsm_data_shared.h
+++ b/include/osmo-bts/gsm_data_shared.h
@@ -741,6 +741,7 @@
 	uint16_t rtp_port_range_start;
 	uint16_t rtp_port_range_end;
 	uint16_t rtp_port_range_next;
+	int rtp_ip_dscp;
 
 	struct {
 		uint8_t ciphers;	/* flags A5/1==0x1, A5/2==0x2, A5/3==0x4 */
diff --git a/src/common/rsl.c b/src/common/rsl.c
index 10fb95e..6140a14 100644
--- a/src/common/rsl.c
+++ b/src/common/rsl.c
@@ -2009,8 +2009,11 @@
 
 		bts->rtp_port_range_next += 2;
 
-		if (rc == 0)
+		if (rc == 0) {
+			if (osmo_rtp_socket_set_dscp(rs, bts->rtp_ip_dscp))
+				LOGP(DRSL, LOGL_ERROR, "failed to set DSCP=%i\n", bts->rtp_ip_dscp);
 			return 0;
+		}
 	}
 
 	return -1;
diff --git a/src/common/vty.c b/src/common/vty.c
index c03f0d4..68b65f4 100644
--- a/src/common/vty.c
+++ b/src/common/vty.c
@@ -237,6 +237,8 @@
 	vty_out(vty, "%s", VTY_NEWLINE);
 	vty_out(vty, " rtp port-range %u %u%s", bts->rtp_port_range_start,
 		bts->rtp_port_range_end, VTY_NEWLINE);
+	if (bts->rtp_ip_dscp)
+		vty_out(vty, " rtp ip-dscp %i%s", bts->rtp_ip_dscp, VTY_NEWLINE);
 	vty_out(vty, " paging queue-size %u%s", paging_get_queue_max(bts->paging_state),
 		VTY_NEWLINE);
 	vty_out(vty, " paging lifetime %u%s", paging_get_lifetime(bts->paging_state),
@@ -501,6 +503,19 @@
 	return CMD_SUCCESS;
 }
 
+DEFUN(cfg_bts_rtp_ip_dscp,
+	cfg_bts_rtp_ip_dscp_cmd,
+	"rtp ip-dscp <0-255>",
+      RTP_STR "Apply IP_TOS to the audio stream\n" "The DSCP value\n")
+{
+	struct gsm_bts *bts = vty->index;
+	int dscp = atoi(argv[0]);
+
+	bts->rtp_ip_dscp = dscp;
+
+	return CMD_SUCCESS;
+}
+
 #define PAG_STR "Paging related parameters\n"
 
 DEFUN(cfg_bts_paging_queue_size,
@@ -1665,6 +1680,7 @@
 	install_element(BTS_NODE, &cfg_bts_rtp_bind_ip_cmd);
 	install_element(BTS_NODE, &cfg_bts_rtp_jitbuf_cmd);
 	install_element(BTS_NODE, &cfg_bts_rtp_port_range_cmd);
+	install_element(BTS_NODE, &cfg_bts_rtp_ip_dscp_cmd);
 	install_element(BTS_NODE, &cfg_bts_band_cmd);
 	install_element(BTS_NODE, &cfg_description_cmd);
 	install_element(BTS_NODE, &cfg_no_description_cmd);

-- 
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Gerrit-Project: osmo-bts
Gerrit-Branch: master
Gerrit-Change-Id: Icdef5d40243fefdeae23f3bcf9c6702e8487928a
Gerrit-Change-Number: 17401
Gerrit-PatchSet: 1
Gerrit-Owner: osmith <osmith at sysmocom.de>
Gerrit-MessageType: newchange
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