Change in libosmocore[master]: gprs_ns2: add vty command `nsvc <nsvci> reset`

[lynxis lazus]

lynxis lazus has uploaded this change for review. ( https://gerrit.osmocom.org/c/libosmocore/+/23454 )


Change subject: gprs_ns2: add vty command `nsvc <nsvci> reset`
......................................................................

gprs_ns2: add vty command `nsvc <nsvci> reset`

Change-Id: I436dd0367e83548acfc8f8e36ae4707496a252d9
---
M src/gb/gprs_ns2_internal.h
M src/gb/gprs_ns2_vc_fsm.c
M src/gb/gprs_ns2_vty.c
3 files changed, 27 insertions(+), 3 deletions(-)



  git pull ssh://gerrit.osmocom.org:29418/libosmocore refs/changes/54/23454/1

diff --git a/src/gb/gprs_ns2_internal.h b/src/gb/gprs_ns2_internal.h
index 4883efd..1792979 100644
--- a/src/gb/gprs_ns2_internal.h
+++ b/src/gb/gprs_ns2_internal.h
@@ -390,6 +390,7 @@
 int ns2_vc_is_alive(struct gprs_ns2_vc *nsvc);
 int ns2_vc_is_unblocked(struct gprs_ns2_vc *nsvc);
 int ns2_vc_block(struct gprs_ns2_vc *nsvc);
+int ns2_vc_reset(struct gprs_ns2_vc *nsvc);
 int ns2_vc_unblock(struct gprs_ns2_vc *nsvc);
 void ns2_vty_dump_nsvc(struct vty *vty, struct gprs_ns2_vc *nsvc, bool stats);
 
diff --git a/src/gb/gprs_ns2_vc_fsm.c b/src/gb/gprs_ns2_vc_fsm.c
index 548806e..3cc97cb 100644
--- a/src/gb/gprs_ns2_vc_fsm.c
+++ b/src/gb/gprs_ns2_vc_fsm.c
@@ -115,6 +115,7 @@
 	GPRS_NS2_EV_RX_UNITDATA,
 
 	GPRS_NS2_EV_REQ_FORCE_UNCONFIGURED,	/* called via vty for tests */
+	GPRS_NS2_EV_REQ_OM_RESET,		/* vty cmd: reset */
 	GPRS_NS2_EV_REQ_OM_BLOCK,		/* vty cmd: block */
 	GPRS_NS2_EV_REQ_OM_UNBLOCK,		/* vty cmd: unblock*/
 };
@@ -132,6 +133,7 @@
 	{ GPRS_NS2_EV_RX_STATUS,		"RX-STATUS" },
 	{ GPRS_NS2_EV_RX_UNITDATA,		"RX-UNITDATA" },
 	{ GPRS_NS2_EV_REQ_FORCE_UNCONFIGURED,	"REQ-FORCE_UNCONFIGURED" },
+	{ GPRS_NS2_EV_REQ_OM_RESET,		"REQ-O&M-RESET"},
 	{ GPRS_NS2_EV_REQ_OM_BLOCK,		"REQ-O&M-BLOCK"},
 	{ GPRS_NS2_EV_REQ_OM_UNBLOCK,		"REQ-O&M-UNBLOCK"},
 	{ 0, NULL }
@@ -583,6 +585,15 @@
 	struct msgb *msg = data;
 
 	switch (event) {
+	case GPRS_NS2_EV_REQ_OM_RESET:
+		if (priv->nsvc->mode != GPRS_NS2_VC_MODE_BLOCKRESET)
+			break;
+		/* move the FSM into reset */
+		if (fi->state != GPRS_NS2_ST_RESET) {
+			priv->initiate_reset = true;
+			osmo_fsm_inst_state_chg(fi, GPRS_NS2_ST_RESET, nsi->timeout[NS_TOUT_TNS_RESET], NS_TOUT_TNS_RESET);
+		}
+		break;
 	case GPRS_NS2_EV_RX_RESET:
 		if (priv->nsvc->mode != GPRS_NS2_VC_MODE_BLOCKRESET)
 			break;
@@ -682,6 +693,7 @@
 			       S(GPRS_NS2_EV_RX_ALIVE) |
 			       S(GPRS_NS2_EV_RX_ALIVE_ACK) |
 			       S(GPRS_NS2_EV_REQ_FORCE_UNCONFIGURED) |
+			       S(GPRS_NS2_EV_REQ_OM_RESET) |
 			       S(GPRS_NS2_EV_REQ_OM_BLOCK) |
 			       S(GPRS_NS2_EV_REQ_OM_UNBLOCK),
 	.allstate_action = ns2_vc_fsm_allstate_action,
@@ -755,6 +767,14 @@
 	return osmo_fsm_inst_dispatch(nsvc->fi, GPRS_NS2_EV_REQ_OM_UNBLOCK, NULL);
 }
 
+/*! Reset a NS-VC.
+ *  \param nsvc the virtual circuit
+ *  \return 0 on success; negative on error */
+int ns2_vc_reset(struct gprs_ns2_vc *nsvc)
+{
+	return osmo_fsm_inst_dispatch(nsvc->fi, GPRS_NS2_EV_REQ_OM_RESET, NULL);
+}
+
 /*! entry point for messages from the driver/VL
  *  \param nsvc virtual circuit on which the message was received
  *  \param msg message that was received
diff --git a/src/gb/gprs_ns2_vty.c b/src/gb/gprs_ns2_vty.c
index a27a90c..32639c2 100644
--- a/src/gb/gprs_ns2_vty.c
+++ b/src/gb/gprs_ns2_vty.c
@@ -1886,11 +1886,12 @@
 }
 
 DEFUN(nsvc_block, nsvc_block_cmd,
-      "nsvc <0-65535> (block|unblock)",
+      "nsvc <0-65535> (block|unblock|reset)",
       "NS Virtual Connection\n"
       NSVCI_STR
       "Block a NSVC. As cause code O&M intervention will be used.\n"
-      "Unblock a NSVC. As cause code O&M intervention will be used.\n")
+      "Unblock a NSVC. As cause code O&M intervention will be used.\n"
+      "Reset a NSVC. As cause code O&M intervention will be used.\n")
 {
 	struct gprs_ns2_inst *nsi = vty_nsi;
 	struct gprs_ns2_vc *nsvc;
@@ -1905,8 +1906,10 @@
 
 	if (!strcmp(argv[1], "block")) {
 		ns2_vc_block(nsvc);
-	} else {
+	} else if (!strcmp(argv[1], "unblock")) {
 		ns2_vc_unblock(nsvc);
+	} else {
+		ns2_vc_reset(nsvc);
 	}
 
 	return CMD_SUCCESS;

-- 
To view, visit https://gerrit.osmocom.org/c/libosmocore/+/23454
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Gerrit-Project: libosmocore
Gerrit-Branch: master
Gerrit-Change-Id: I436dd0367e83548acfc8f8e36ae4707496a252d9
Gerrit-Change-Number: 23454
Gerrit-PatchSet: 1
Gerrit-Owner: lynxis lazus <lynxis at fe80.eu>
Gerrit-MessageType: newchange
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