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authorMax <msuraev@sysmocom.de>2017-05-29 11:48:29 +0200
committerHarald Welte <laforge@gnumonks.org>2017-06-09 08:58:04 +0000
commit33e1357a903dad41745df4b5b7284e80ce542ecb (patch)
treebbaece5605ec7ef498617232b7da0f2d7824ed1f /openbsc/src
parent4a824ca8fcf13427d1560b2c866da2a2d82e3692 (diff)
Get TRX attributes
Request per-TRX attributes in addition to BTS attributes. Change-Id: I2b61131b9930afd03357c0b66947ee856d58cc46 Related: OS#1614
Diffstat (limited to 'openbsc/src')
-rw-r--r--openbsc/src/libbsc/abis_nm.c96
-rw-r--r--openbsc/src/libbsc/bsc_init.c16
-rw-r--r--openbsc/src/libcommon/gsm_data_shared.c1
3 files changed, 76 insertions, 37 deletions
diff --git a/openbsc/src/libbsc/abis_nm.c b/openbsc/src/libbsc/abis_nm.c
index ec1e4782..38c47a32 100644
--- a/openbsc/src/libbsc/abis_nm.c
+++ b/openbsc/src/libbsc/abis_nm.c
@@ -439,14 +439,14 @@ int abis_nm_select_newest_sw(const struct abis_nm_sw_desc *sw_descr,
return res;
}
-static inline bool handle_attr(struct gsm_bts *bts, enum bts_attribute id, uint8_t *val, uint8_t len)
+static inline bool handle_attr(const struct gsm_bts *bts, enum bts_attribute id, uint8_t *val, uint8_t len)
{
switch (id) {
case BTS_TYPE_VARIANT:
- LOGP(DNM, LOGL_ERROR, "BTS reported variant: %s\n", val);
+ LOGP(DNM, LOGL_NOTICE, "BTS%u reported variant: %s\n", bts->nr, val);
break;
case BTS_SUB_MODEL:
- LOGP(DNM, LOGL_ERROR, "BTS reported submodel: %s\n", val);
+ LOGP(DNM, LOGL_NOTICE, "BTS%u reported submodel: %s\n", bts->nr, val);
break;
default:
return false;
@@ -454,55 +454,87 @@ static inline bool handle_attr(struct gsm_bts *bts, enum bts_attribute id, uint8
return true;
}
+/* Parse Attribute Response Info - return pointer to the actual content */
+static inline uint8_t *parse_attr_resp_info_unreported(uint8_t bts_nr, uint8_t *ari, uint16_t ari_len, uint16_t *out_len)
+{
+ uint8_t num_unreported = ari[0], i;
+
+ DEBUGP(DNM, "BTS%u Get Attributes Response Info: %u bytes total with %u unreported attributes\n",
+ bts_nr, ari_len, num_unreported);
+
+ /* +1 because we have to account for number of unreported attributes, prefixing the list: */
+ for (i = 0; i < num_unreported; i++)
+ LOGP(DNM, LOGL_ERROR, "BTS%u Attribute %s is unreported\n",
+ bts_nr, get_value_string(abis_nm_att_names, ari[i + 1]));
+
+ /* the data starts right after the list of unreported attributes + space for length of that list */
+ *out_len = ari_len - (num_unreported + 2);
+
+ return ari + num_unreported + 1; /* we have to account for 1st byte with number of unreported attributes */
+}
+
+/* Parse Attribute Response Info content for 3GPP TS 52.021 §9.4.28 Manufacturer Dependent State */
+static inline uint8_t *parse_attr_resp_info_manuf_state(const struct gsm_bts_trx *trx, uint8_t *data, uint16_t *data_len)
+{
+ struct tlv_parsed tp;
+ const uint8_t *power;
+ uint8_t adjust = 0;
+
+ if (!trx) /* this attribute does not make sense on BTS level, only on TRX level */
+ return data;
+
+ abis_nm_tlv_parse(&tp, trx->bts, data, *data_len);
+ if (TLVP_PRES_LEN(&tp, NM_ATT_MANUF_STATE, 1)) {
+ power = TLVP_VAL(&tp, NM_ATT_MANUF_STATE);
+ LOGP(DNM, LOGL_NOTICE, "%s Get Attributes Response: nominal power is %u\n", gsm_trx_name(trx), *power);
+ adjust = 2; /* adjust for parsed TV struct */
+ }
+
+ *data_len -= adjust;
+
+ return data + adjust;
+}
+
/* Handle 3GPP TS 52.021 §9.4.64 Get Attribute Response Info */
-static int abis_nm_rx_get_attr_resp(struct msgb *mb, struct gsm_bts *bts)
+static int abis_nm_rx_get_attr_resp(struct msgb *mb, const struct gsm_bts_trx *trx)
{
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 gsm_bts *bts = trx ? trx->bts : sign_link->trx->bts;
struct tlv_parsed tp;
- const uint8_t *ari;
- uint8_t unreported, i;
- uint16_t ari_len;
+ uint8_t *data, i;
+ uint16_t data_len;
int rc;
struct abis_nm_sw_desc sw_descr[MAX_BTS_ATTR];
abis_nm_debugp_foh(DNM, foh);
- DEBUGPC(DNM, "Get Attributes Response\n");
-
- abis_nm_tlv_parse(&tp, sign_link->trx->bts, foh->data, oh->length-sizeof(*foh));
+ DEBUGPC(DNM, "Get Attributes Response for BTS%u\n", bts->nr);
- if (!TLVP_PRESENT(&tp, NM_ATT_GET_ARI)) {
- LOGP(DNM, LOGL_ERROR, "Get Attributes Response without Response Info?!\n");
+ abis_nm_tlv_parse(&tp, bts, foh->data, oh->length-sizeof(*foh));
+ if (!TLVP_PRES_LEN(&tp, NM_ATT_GET_ARI, 1)) {
+ LOGP(DNM, LOGL_ERROR, "BTS%u: Get Attributes Response without Response Info?!\n", bts->nr);
return -EINVAL;
}
- ari = TLVP_VAL(&tp, NM_ATT_GET_ARI);
- ari_len = TLVP_LEN(&tp, NM_ATT_GET_ARI);
- /* Attributes Response Info has peculiar structure - first the number of unreported attributes */
- unreported = ari[0];
- DEBUGP(DNM, "Found Get Attributes Response Info: %u bytes total with %u unreported attributes\n",
- ari_len, unreported);
+ data = parse_attr_resp_info_unreported(bts->nr, TLVP_VAL(&tp, NM_ATT_GET_ARI), TLVP_LEN(&tp, NM_ATT_GET_ARI),
+ &data_len);
- /* than the list of unreported attributes */
- for (i = 0; i < unreported; i++)
- LOGP(DNM, LOGL_ERROR, "Attribute %s is unreported\n", /* +1 because we have to account for number of */
- get_value_string(abis_nm_att_names, ari[i + 1])); /* unreported attributes, prefixing the list. */
+ data = parse_attr_resp_info_manuf_state(trx, data, &data_len);
- /* after that there's finally list of replies in form of sw-conf structure:
- it starts right after the list of unreported attributes + space for length of that list */
- rc = abis_nm_get_sw_conf(ari + unreported + 1, ari_len - (unreported + 2), &sw_descr[0], ARRAY_SIZE(sw_descr));
+ /* after parsing manufacturer-specific attributes there's list of replies in form of sw-conf structure: */
+ rc = abis_nm_get_sw_conf(data, data_len, &sw_descr[0], ARRAY_SIZE(sw_descr));
if (rc > 0) {
for (i = 0; i < rc; i++) {
- if (!handle_attr(bts, str2btsattr((const char *)sw_descr[i].file_id), sw_descr[i].file_version,
- sw_descr[i].file_version_len))
- LOGP(DNM, LOGL_NOTICE, "ARI reported sw[%d/%d]: %s is %s\n",
- i, rc, sw_descr[i].file_id, sw_descr[i].file_version);
+ if (!handle_attr(bts, str2btsattr((const char *)sw_descr[i].file_id),
+ sw_descr[i].file_version, sw_descr[i].file_version_len))
+ LOGP(DNM, LOGL_NOTICE, "BTS%u: ARI reported sw[%d/%d]: %s is %s\n",
+ bts->nr, i, rc, sw_descr[i].file_id, sw_descr[i].file_version);
}
} else
- LOGP(DNM, LOGL_ERROR, "Failed to parse SW-Config part of Get Attribute Response Info: %s\n",
- strerror(-rc));
+ LOGP(DNM, LOGL_ERROR, "BTS%u: failed to parse SW-Config part of Get Attribute Response Info: %s\n",
+ bts->nr, strerror(-rc));
return 0;
}
@@ -720,7 +752,7 @@ static int abis_nm_rcvmsg_fom(struct msgb *mb)
case NM_MT_SET_BTS_ATTR_ACK:
break;
case NM_MT_GET_ATTR_RESP:
- ret = abis_nm_rx_get_attr_resp(mb, bts);
+ ret = abis_nm_rx_get_attr_resp(mb, gsm_bts_trx_num(bts, (foh)->obj_inst.trx_nr));
break;
default:
abis_nm_debugp_foh(DNM, foh);
diff --git a/openbsc/src/libbsc/bsc_init.c b/openbsc/src/libbsc/bsc_init.c
index caec8005..e5226a9c 100644
--- a/openbsc/src/libbsc/bsc_init.c
+++ b/openbsc/src/libbsc/bsc_init.c
@@ -316,10 +316,13 @@ static int inp_sig_cb(unsigned int subsys, unsigned int signal,
struct input_signal_data *isd = signal_data;
struct gsm_bts_trx *trx = isd->trx;
int ts_no, lchan_no;
- const uint8_t attr[] = { NM_ATT_SW_CONFIG, };
+ /* N. B: we rely on attribute order when parsing response in abis_nm_rx_get_attr_resp() */
+ const uint8_t bts_attr[] = { NM_ATT_MANUF_ID, NM_ATT_SW_CONFIG, };
+ const uint8_t trx_attr[] = { NM_ATT_MANUF_STATE, NM_ATT_SW_CONFIG, };
/* we should not request more attributes than we're ready to handle */
- OSMO_ASSERT(sizeof(attr) < MAX_BTS_ATTR);
+ OSMO_ASSERT(sizeof(bts_attr) < MAX_BTS_ATTR);
+ OSMO_ASSERT(sizeof(trx_attr) < MAX_BTS_ATTR);
if (subsys != SS_L_INPUT)
return -EINVAL;
@@ -339,14 +342,17 @@ static int inp_sig_cb(unsigned int subsys, unsigned int signal,
set bts->si_common.cell_alloc */
generate_cell_chan_list(ca, trx->bts);
+ /* Request generic BTS-level attributes */
+ abis_nm_get_attr(trx->bts, NM_OC_BTS, trx->bts->nr, trx->nr, 0xFF, bts_attr, sizeof(bts_attr));
+
llist_for_each_entry(cur_trx, &trx->bts->trx_list, list) {
int i;
-
+ /* Request TRX-level attributes */
+ abis_nm_get_attr(cur_trx->bts, NM_OC_BASEB_TRANSC, cur_trx->bts->nr, cur_trx->nr, 0xFF,
+ trx_attr, sizeof(trx_attr));
for (i = 0; i < ARRAY_SIZE(cur_trx->ts); i++)
generate_ma_for_ts(&cur_trx->ts[i]);
}
-
- abis_nm_get_attr(trx->bts, NM_OC_BTS, trx->bts->nr, trx->nr, 0xFF, attr, sizeof(attr));
}
if (isd->link_type == E1INP_SIGN_RSL)
bootstrap_rsl(trx);
diff --git a/openbsc/src/libcommon/gsm_data_shared.c b/openbsc/src/libcommon/gsm_data_shared.c
index 7743b690..89926364 100644
--- a/openbsc/src/libcommon/gsm_data_shared.c
+++ b/openbsc/src/libcommon/gsm_data_shared.c
@@ -54,6 +54,7 @@ static void gsm_mo_init(struct gsm_abis_mo *mo, struct gsm_bts *bts,
const struct value_string bts_attribute_names[] = {
OSMO_VALUE_STRING(BTS_TYPE_VARIANT),
OSMO_VALUE_STRING(BTS_SUB_MODEL),
+ OSMO_VALUE_STRING(TRX_PHY_VERSION),
{ 0, NULL }
};