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Max gerrit-no-reply at lists.osmocom.orgMax has submitted this change and it was merged.
Change subject: Handle PCU version received via OML alert
......................................................................
Handle PCU version received via OML alert
Explicitly check for and log PCU version received from BTS via OML alert
message.
Change-Id: I3c88663d4e2887a4038b4c3f1387128295b8934e
Related: OS#1614
---
M openbsc/src/libbsc/abis_nm.c
1 file changed, 93 insertions(+), 33 deletions(-)
Approvals:
Harald Welte: Looks good to me, approved
Jenkins Builder: Verified
diff --git a/openbsc/src/libbsc/abis_nm.c b/openbsc/src/libbsc/abis_nm.c
index 8b0eec2..33a23a2 100644
--- a/openbsc/src/libbsc/abis_nm.c
+++ b/openbsc/src/libbsc/abis_nm.c
@@ -273,51 +273,111 @@
return 0;
}
-static int rx_fail_evt_rep(struct msgb *mb)
+static inline void log_oml_fail_rep(const struct gsm_bts *bts, const char *type,
+ const char *severity, const uint8_t *p_val,
+ const char *text)
+{
+ enum abis_nm_pcause_type pcause = p_val[0];
+ enum abis_mm_event_causes cause = osmo_load16be(p_val + 1);
+
+ LOGPC(DNM, LOGL_ERROR, "BTS %u: Failure Event Report: ", bts->nr);
+ if (type)
+ LOGPC(DNM, LOGL_ERROR, "Type=%s, ", type);
+ if (severity)
+ LOGPC(DNM, LOGL_ERROR, "Severity=%s, ", severity);
+
+ LOGPC(DNM, LOGL_ERROR, "Probable cause=%s: ",
+ get_value_string(abis_nm_pcause_type_names, pcause));
+
+ if (pcause == NM_PCAUSE_T_MANUF)
+ LOGPC(DNM, LOGL_ERROR, "%s, ",
+ get_value_string(abis_mm_event_cause_names, cause));
+ else
+ LOGPC(DNM, LOGL_ERROR, "%02X %02X ", p_val[1], p_val[2]);
+
+ if (text) {
+ LOGPC(DNM, LOGL_ERROR, "Additional Text=%s. ", text);
+ }
+
+ LOGPC(DNM, LOGL_ERROR, "\n");
+}
+
+static inline void handle_manufact_report(const struct gsm_bts *bts,
+ const uint8_t *p_val, const char *type,
+ const char *severity, const char *text)
+{
+ enum abis_mm_event_causes cause = osmo_load16be(p_val + 1);
+
+ switch (cause) {
+ case OSMO_EVT_PCU_VERS:
+ if (text)
+ LOGPC(DNM, LOGL_NOTICE,
+ "BTS %u reported connected PCU version %s\n",
+ bts->nr, text);
+ else
+ LOGPC(DNM, LOGL_ERROR,
+ "BTS %u sent %s without actual version string.\n",
+ bts->nr,
+ get_value_string(abis_mm_event_cause_names,
+ cause));
+ break;
+ default:
+ log_oml_fail_rep(bts, type, severity, p_val, text);
+ };
+}
+
+static int rx_fail_evt_rep(struct msgb *mb, const struct gsm_bts *bts)
{
struct abis_om_hdr *oh = msgb_l2(mb);
struct abis_om_fom_hdr *foh = msgb_l3(mb);
struct e1inp_sign_link *sign_link = mb->dst;
struct tlv_parsed tp;
- const uint8_t *p_val;
- char *p_text;
+ int rc = 0;
+ const uint8_t *p_val = NULL;
+ char *p_text = NULL;
+ const char *e_type = NULL, *severity = NULL;
- LOGPC(DNM, LOGL_ERROR, "Failure Event Report: ");
+ abis_nm_tlv_parse(&tp, sign_link->trx->bts, foh->data,
+ oh->length-sizeof(*foh));
- abis_nm_tlv_parse(&tp, sign_link->trx->bts, foh->data, oh->length-sizeof(*foh));
-
- if (TLVP_PRESENT(&tp, NM_ATT_EVENT_TYPE))
- LOGPC(DNM, LOGL_ERROR, "Type=%s, ",
- abis_nm_event_type_name(*TLVP_VAL(&tp, NM_ATT_EVENT_TYPE)));
- if (TLVP_PRESENT(&tp, NM_ATT_SEVERITY))
- LOGPC(DNM, LOGL_ERROR, "Severity=%s, ",
- abis_nm_severity_name(*TLVP_VAL(&tp, NM_ATT_SEVERITY)));
- if (TLVP_PRESENT(&tp, NM_ATT_PROB_CAUSE)) {
- p_val = TLVP_VAL(&tp, NM_ATT_PROB_CAUSE);
- LOGPC(DNM, LOGL_ERROR, "Probable cause=%s: ",
- get_value_string(abis_nm_pcause_type_names, p_val[0]));
- if (p_val[0] == NM_PCAUSE_T_MANUF)
- LOGPC(DNM, LOGL_ERROR, "%s, ",
- get_value_string(abis_mm_event_cause_names,
- osmo_load16be(p_val + 1)));
- else
- LOGPC(DNM, LOGL_ERROR, "%02X %02X ", p_val[1], p_val[2]);
- }
if (TLVP_PRESENT(&tp, NM_ATT_ADD_TEXT)) {
p_val = TLVP_VAL(&tp, NM_ATT_ADD_TEXT);
- p_text = talloc_strndup(tall_bsc_ctx, (const char *) p_val, TLVP_LEN(&tp, NM_ATT_ADD_TEXT));
- if (p_text) {
- LOGPC(DNM, LOGL_ERROR, "Additional Text=%s. ", p_text);
- talloc_free(p_text);
- }
+ p_text = talloc_strndup(tall_bsc_ctx, (const char *) p_val,
+ TLVP_LEN(&tp, NM_ATT_ADD_TEXT));
}
- LOGPC(DNM, LOGL_ERROR, "\n");
+ if (TLVP_PRESENT(&tp, NM_ATT_EVENT_TYPE))
+ e_type = abis_nm_event_type_name(*TLVP_VAL(&tp,
+ NM_ATT_EVENT_TYPE));
- return 0;
+ if (TLVP_PRESENT(&tp, NM_ATT_SEVERITY))
+ severity = abis_nm_severity_name(*TLVP_VAL(&tp,
+ NM_ATT_SEVERITY));
+
+ if (TLVP_PRESENT(&tp, NM_ATT_PROB_CAUSE)) {
+ p_val = TLVP_VAL(&tp, NM_ATT_PROB_CAUSE);
+
+ switch (p_val[0]) {
+ case NM_PCAUSE_T_MANUF:
+ handle_manufact_report(bts, p_val, e_type, severity,
+ p_text);
+ break;
+ default:
+ log_oml_fail_rep(bts, e_type, severity, p_val, p_text);
+ };
+ } else {
+ LOGPC(DNM, LOGL_ERROR, "BTS%u: Failure Event Report without "
+ "Probable Cause?!\n", bts->nr);
+ rc = -EINVAL;
+ }
+
+ if (p_text)
+ talloc_free(p_text);
+
+ return rc;
}
-static int abis_nm_rcvmsg_report(struct msgb *mb)
+static int abis_nm_rcvmsg_report(struct msgb *mb, struct gsm_bts *bts)
{
struct abis_om_fom_hdr *foh = msgb_l3(mb);
uint8_t mt = foh->msg_type;
@@ -335,7 +395,7 @@
osmo_signal_dispatch(SS_NM, S_NM_SW_ACTIV_REP, mb);
break;
case NM_MT_FAILURE_EVENT_REP:
- rx_fail_evt_rep(mb);
+ rx_fail_evt_rep(mb, bts);
osmo_signal_dispatch(SS_NM, S_NM_FAIL_REP, mb);
break;
case NM_MT_TEST_REP:
@@ -580,7 +640,7 @@
/* check for unsolicited message */
if (is_report(mt))
- return abis_nm_rcvmsg_report(mb);
+ return abis_nm_rcvmsg_report(mb, bts);
if (is_in_arr(mt, abis_nm_sw_load_msgs, ARRAY_SIZE(abis_nm_sw_load_msgs)))
return abis_nm_rcvmsg_sw(mb);
--
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Gerrit-MessageType: merged
Gerrit-Change-Id: I3c88663d4e2887a4038b4c3f1387128295b8934e
Gerrit-PatchSet: 3
Gerrit-Project: openbsc
Gerrit-Branch: master
Gerrit-Owner: Max <msuraev at sysmocom.de>
Gerrit-Reviewer: Harald Welte <laforge at gnumonks.org>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: Max <msuraev at sysmocom.de>