676 lines
20 KiB
C
676 lines
20 KiB
C
/* Quagga VTY implementation to manage identity of neighboring BSS cells for inter-BSC handover. */
|
|
/* (C) 2018 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de>
|
|
*
|
|
* All Rights Reserved
|
|
*
|
|
* Author: Neels Hofmeyr <nhofmeyr@sysmocom.de>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as published by
|
|
* the Free Software Foundation; either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
|
|
#include <osmocom/vty/command.h>
|
|
#include <osmocom/gsm/gsm0808.h>
|
|
|
|
#include <osmocom/bsc/vty.h>
|
|
#include <osmocom/bsc/neighbor_ident.h>
|
|
#include <osmocom/bsc/gsm_data.h>
|
|
|
|
static struct gsm_network *g_net = NULL;
|
|
static struct neighbor_ident_list *g_neighbor_cells = NULL;
|
|
|
|
/* Parse VTY parameters matching NEIGHBOR_IDENT_VTY_KEY_PARAMS. Pass a pointer so that argv[0] is the
|
|
* ARFCN value followed by the BSIC keyword and value. vty *must* reference a BTS_NODE. */
|
|
bool neighbor_ident_vty_parse_key_params(struct vty *vty, const char **argv,
|
|
struct neighbor_ident_key *key)
|
|
{
|
|
struct gsm_bts *bts = vty->index;
|
|
|
|
OSMO_ASSERT(vty->node == BTS_NODE);
|
|
OSMO_ASSERT(bts);
|
|
|
|
return neighbor_ident_bts_parse_key_params(vty, bts, argv, key);
|
|
}
|
|
|
|
/* same as neighbor_ident_vty_parse_key_params() but pass an explicit bts, so it works on any node. */
|
|
bool neighbor_ident_bts_parse_key_params(struct vty *vty, struct gsm_bts *bts, const char **argv,
|
|
struct neighbor_ident_key *key)
|
|
{
|
|
const char *arfcn_str = argv[0];
|
|
const char *bsic_str = argv[1];
|
|
|
|
OSMO_ASSERT(bts);
|
|
|
|
*key = (struct neighbor_ident_key){
|
|
.from_bts = bts->nr,
|
|
.arfcn = atoi(arfcn_str),
|
|
};
|
|
|
|
if (!strcmp(bsic_str, "any"))
|
|
key->bsic = BSIC_ANY;
|
|
else
|
|
key->bsic = atoi(bsic_str);
|
|
return true;
|
|
}
|
|
|
|
#define NEIGHBOR_ADD_CMD "neighbor "
|
|
#define NEIGHBOR_DEL_CMD "no neighbor "
|
|
#define NEIGHBOR_DOC "Manage local and remote-BSS neighbor cells\n"
|
|
#define NEIGHBOR_ADD_DOC NEIGHBOR_DOC "Add "
|
|
#define NEIGHBOR_DEL_DOC NO_STR "Remove local or remote-BSS neighbor cell\n"
|
|
|
|
#define LAC_PARAMS "lac <0-65535>"
|
|
#define LAC_DOC "Neighbor cell by LAC\n" "LAC\n"
|
|
|
|
#define LAC_CI_PARAMS "lac-ci <0-65535> <0-65535>"
|
|
#define LAC_CI_DOC "Neighbor cell by LAC and CI\n" "LAC\n" "CI\n"
|
|
|
|
#define CGI_PARAMS "cgi <0-999> <0-999> <0-65535> <0-65535>"
|
|
#define CGI_DOC "Neighbor cell by cgi\n" "MCC\n" "MNC\n" "LAC\n" "CI\n"
|
|
|
|
#define LOCAL_BTS_PARAMS "bts <0-255>"
|
|
#define LOCAL_BTS_DOC "Neighbor cell by local BTS number\n" "BTS number\n"
|
|
|
|
static struct gsm_bts *neighbor_ident_vty_parse_bts_nr(struct vty *vty, const char **argv)
|
|
{
|
|
const char *bts_nr_str = argv[0];
|
|
struct gsm_bts *bts = gsm_bts_num(g_net, atoi(bts_nr_str));
|
|
if (!bts)
|
|
vty_out(vty, "%% No such BTS: nr = %s%s\n", bts_nr_str, VTY_NEWLINE);
|
|
return bts;
|
|
}
|
|
|
|
static struct gsm_bts *bts_by_cell_id(struct vty *vty, struct gsm0808_cell_id *cell_id)
|
|
{
|
|
struct gsm_bts *bts = gsm_bts_by_cell_id(g_net, cell_id, 0);
|
|
if (!bts)
|
|
vty_out(vty, "%% No such BTS: %s%s\n", gsm0808_cell_id_name(cell_id), VTY_NEWLINE);
|
|
return bts;
|
|
}
|
|
|
|
static struct gsm0808_cell_id *neighbor_ident_vty_parse_lac(struct vty *vty, const char **argv)
|
|
{
|
|
static struct gsm0808_cell_id cell_id;
|
|
cell_id = (struct gsm0808_cell_id){
|
|
.id_discr = CELL_IDENT_LAC,
|
|
.id.lac = atoi(argv[0]),
|
|
};
|
|
return &cell_id;
|
|
}
|
|
|
|
static struct gsm0808_cell_id *neighbor_ident_vty_parse_lac_ci(struct vty *vty, const char **argv)
|
|
{
|
|
static struct gsm0808_cell_id cell_id;
|
|
cell_id = (struct gsm0808_cell_id){
|
|
.id_discr = CELL_IDENT_LAC_AND_CI,
|
|
.id.lac_and_ci = {
|
|
.lac = atoi(argv[0]),
|
|
.ci = atoi(argv[1]),
|
|
},
|
|
};
|
|
return &cell_id;
|
|
}
|
|
|
|
static struct gsm0808_cell_id *neighbor_ident_vty_parse_cgi(struct vty *vty, const char **argv)
|
|
{
|
|
static struct gsm0808_cell_id cell_id;
|
|
cell_id = (struct gsm0808_cell_id){
|
|
.id_discr = CELL_IDENT_WHOLE_GLOBAL,
|
|
};
|
|
struct osmo_cell_global_id *cgi = &cell_id.id.global;
|
|
const char *mcc = argv[0];
|
|
const char *mnc = argv[1];
|
|
const char *lac = argv[2];
|
|
const char *ci = argv[3];
|
|
|
|
if (osmo_mcc_from_str(mcc, &cgi->lai.plmn.mcc)) {
|
|
vty_out(vty, "%% Error decoding MCC: %s%s", mcc, VTY_NEWLINE);
|
|
return NULL;
|
|
}
|
|
|
|
if (osmo_mnc_from_str(mnc, &cgi->lai.plmn.mnc, &cgi->lai.plmn.mnc_3_digits)) {
|
|
vty_out(vty, "%% Error decoding MNC: %s%s", mnc, VTY_NEWLINE);
|
|
return NULL;
|
|
}
|
|
|
|
cgi->lai.lac = atoi(lac);
|
|
cgi->cell_identity = atoi(ci);
|
|
return &cell_id;
|
|
}
|
|
|
|
static int add_local_bts(struct vty *vty, struct gsm_bts *neigh)
|
|
{
|
|
int rc;
|
|
struct gsm_bts *bts = vty->index;
|
|
if (vty->node != BTS_NODE) {
|
|
vty_out(vty, "%% Error: cannot add local BTS neighbor, not on BTS node%s",
|
|
VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
if (!bts) {
|
|
vty_out(vty, "%% Error: cannot add local BTS neighbor, no BTS on this node%s",
|
|
VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
if (!neigh) {
|
|
vty_out(vty, "%% Error: cannot add local BTS neighbor to BTS %u, no such neighbor BTS%s"
|
|
"%% (To add remote-BSS neighbors, pass full ARFCN and BSIC as well)%s",
|
|
bts->nr, VTY_NEWLINE, VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
rc = gsm_bts_local_neighbor_add(bts, neigh);
|
|
if (rc < 0) {
|
|
vty_out(vty, "%% Error: cannot add local BTS %u as neighbor to BTS %u: %s%s",
|
|
neigh->nr, bts->nr, strerror(-rc), VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
} else
|
|
vty_out(vty, "%% BTS %u %s local neighbor BTS %u with LAC %u CI %u and ARFCN %u BSIC %u%s",
|
|
bts->nr, rc? "now has" : "already had",
|
|
neigh->nr, neigh->location_area_code, neigh->cell_identity,
|
|
neigh->c0->arfcn, neigh->bsic, VTY_NEWLINE);
|
|
return CMD_SUCCESS;
|
|
}
|
|
|
|
static int del_local_bts(struct vty *vty, struct gsm_bts *neigh)
|
|
{
|
|
int rc;
|
|
struct gsm_bts *bts = vty->index;
|
|
if (vty->node != BTS_NODE) {
|
|
vty_out(vty, "%% Error: cannot remove local BTS neighbor, not on BTS node%s",
|
|
VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
if (!bts) {
|
|
vty_out(vty, "%% Error: cannot remove local BTS neighbor, no BTS on this node%s",
|
|
VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
if (!neigh) {
|
|
vty_out(vty, "%% Error: cannot remove local BTS neighbor from BTS %u, no such neighbor BTS%s",
|
|
bts->nr, VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
rc = gsm_bts_local_neighbor_del(bts, neigh);
|
|
if (rc < 0) {
|
|
vty_out(vty, "%% Error: cannot remove local BTS %u neighbor from BTS %u: %s%s",
|
|
neigh->nr, bts->nr, strerror(-rc), VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
if (rc == 0)
|
|
vty_out(vty, "%% BTS %u is no neighbor of BTS %u%s",
|
|
neigh->nr, bts->nr, VTY_NEWLINE);
|
|
return CMD_SUCCESS;
|
|
}
|
|
|
|
DEFUN(cfg_neighbor_add_bts_nr, cfg_neighbor_add_bts_nr_cmd,
|
|
NEIGHBOR_ADD_CMD LOCAL_BTS_PARAMS,
|
|
NEIGHBOR_ADD_DOC LOCAL_BTS_DOC)
|
|
{
|
|
return add_local_bts(vty, neighbor_ident_vty_parse_bts_nr(vty, argv));
|
|
}
|
|
|
|
DEFUN(cfg_neighbor_add_lac, cfg_neighbor_add_lac_cmd,
|
|
NEIGHBOR_ADD_CMD LAC_PARAMS,
|
|
NEIGHBOR_ADD_DOC LAC_DOC)
|
|
{
|
|
return add_local_bts(vty, bts_by_cell_id(vty, neighbor_ident_vty_parse_lac(vty, argv)));
|
|
}
|
|
|
|
DEFUN(cfg_neighbor_add_lac_ci, cfg_neighbor_add_lac_ci_cmd,
|
|
NEIGHBOR_ADD_CMD LAC_CI_PARAMS,
|
|
NEIGHBOR_ADD_DOC LAC_CI_DOC)
|
|
{
|
|
return add_local_bts(vty, bts_by_cell_id(vty, neighbor_ident_vty_parse_lac_ci(vty, argv)));
|
|
}
|
|
|
|
DEFUN(cfg_neighbor_add_cgi, cfg_neighbor_add_cgi_cmd,
|
|
NEIGHBOR_ADD_CMD CGI_PARAMS,
|
|
NEIGHBOR_ADD_DOC CGI_DOC)
|
|
{
|
|
return add_local_bts(vty, bts_by_cell_id(vty, neighbor_ident_vty_parse_cgi(vty, argv)));
|
|
}
|
|
|
|
bool neighbor_ident_key_matches_bts(const struct neighbor_ident_key *key, struct gsm_bts *bts)
|
|
{
|
|
if (!bts || !key)
|
|
return false;
|
|
return key->arfcn == bts->c0->arfcn
|
|
&& (key->bsic == BSIC_ANY || key->bsic == bts->bsic);
|
|
}
|
|
|
|
static int add_remote_or_local_bts(struct vty *vty, const struct gsm0808_cell_id *cell_id,
|
|
const struct neighbor_ident_key *key)
|
|
{
|
|
int rc;
|
|
struct gsm_bts *local_neigh;
|
|
const struct gsm0808_cell_id_list2 *exists;
|
|
struct gsm0808_cell_id_list2 cil;
|
|
struct gsm_bts *bts = vty->index;
|
|
|
|
if (vty->node != BTS_NODE) {
|
|
vty_out(vty, "%% Error: cannot add BTS neighbor, not on BTS node%s",
|
|
VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
if (!bts) {
|
|
vty_out(vty, "%% Error: cannot add BTS neighbor, no BTS on this node%s",
|
|
VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
|
|
/* Is there a local BTS that matches the cell_id? */
|
|
local_neigh = gsm_bts_by_cell_id(g_net, cell_id, 0);
|
|
if (local_neigh) {
|
|
/* But do the advertised ARFCN and BSIC match as intended?
|
|
* The user may omit ARFCN and BSIC for local cells, but if they are provided,
|
|
* they need to match. */
|
|
if (!neighbor_ident_key_matches_bts(key, local_neigh)) {
|
|
vty_out(vty, "%% Error: bts %u: neighbor cell id %s indicates local BTS %u,"
|
|
" but it does not match ARFCN+BSIC %s%s",
|
|
bts->nr, gsm0808_cell_id_name(cell_id), local_neigh->nr,
|
|
neighbor_ident_key_name(key), VTY_NEWLINE);
|
|
/* TODO: error out fatally for non-interactive VTY? */
|
|
return CMD_WARNING;
|
|
}
|
|
return add_local_bts(vty, local_neigh);
|
|
}
|
|
|
|
/* Allow only one cell ID per remote-BSS neighbor, see OS#3656 */
|
|
exists = neighbor_ident_get(g_neighbor_cells, key);
|
|
if (exists) {
|
|
vty_out(vty, "%% Error: only one Cell Identifier entry is allowed per remote neighbor."
|
|
" Already have: %s -> %s%s", neighbor_ident_key_name(key),
|
|
gsm0808_cell_id_list_name(exists), VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
|
|
/* The cell_id is not known in this BSS, so it must be a remote cell. */
|
|
gsm0808_cell_id_to_list(&cil, cell_id);
|
|
rc = neighbor_ident_add(g_neighbor_cells, key, &cil);
|
|
|
|
if (rc < 0) {
|
|
const char *reason;
|
|
switch (rc) {
|
|
case -EINVAL:
|
|
reason = ": mismatching type between current and newly added cell identifier";
|
|
break;
|
|
case -ENOSPC:
|
|
reason = ": list is full";
|
|
break;
|
|
default:
|
|
reason = "";
|
|
break;
|
|
}
|
|
|
|
vty_out(vty, "%% Error adding neighbor-BSS Cell Identifier %s%s%s",
|
|
gsm0808_cell_id_name(cell_id), reason, VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
|
|
vty_out(vty, "%% %s now has %d remote BSS Cell Identifier List %s%s",
|
|
neighbor_ident_key_name(key), rc, rc == 1? "entry" : "entries", VTY_NEWLINE);
|
|
return CMD_SUCCESS;
|
|
}
|
|
|
|
static int del_by_key(struct vty *vty, const struct neighbor_ident_key *key)
|
|
{
|
|
int removed = 0;
|
|
int rc;
|
|
struct gsm_bts *bts = vty->index;
|
|
struct gsm_bts_ref *neigh, *safe;
|
|
|
|
if (vty->node != BTS_NODE) {
|
|
vty_out(vty, "%% Error: cannot remove BTS neighbor, not on BTS node%s",
|
|
VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
if (!bts) {
|
|
vty_out(vty, "%% Error: cannot remove BTS neighbor, no BTS on this node%s",
|
|
VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
|
|
/* Is there a local BTS that matches the key? */
|
|
llist_for_each_entry_safe(neigh, safe, &bts->local_neighbors, entry) {
|
|
struct gsm_bts *neigh_bts = neigh->bts;
|
|
if (!neighbor_ident_key_matches_bts(key, neigh->bts))
|
|
continue;
|
|
rc = gsm_bts_local_neighbor_del(bts, neigh->bts);
|
|
if (rc > 0) {
|
|
vty_out(vty, "%% Removed local neighbor bts %u to bts %u%s",
|
|
bts->nr, neigh_bts->nr, VTY_NEWLINE);
|
|
removed += rc;
|
|
}
|
|
}
|
|
|
|
if (neighbor_ident_del(g_neighbor_cells, key)) {
|
|
vty_out(vty, "%% Removed remote BSS neighbor %s%s",
|
|
neighbor_ident_key_name(key), VTY_NEWLINE);
|
|
removed ++;
|
|
}
|
|
|
|
if (!removed) {
|
|
vty_out(vty, "%% Cannot remove, no such neighbor: %s%s",
|
|
neighbor_ident_key_name(key), VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
return CMD_SUCCESS;
|
|
}
|
|
|
|
struct nil_match_bts_data {
|
|
int bts_nr;
|
|
const struct neighbor_ident_key *found;
|
|
};
|
|
|
|
static bool nil_match_bts(const struct neighbor_ident_key *key,
|
|
const struct gsm0808_cell_id_list2 *val,
|
|
void *cb_data)
|
|
{
|
|
struct nil_match_bts_data *d = cb_data;
|
|
if (key->from_bts == d->bts_nr) {
|
|
d->found = key;
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool neighbor_ident_bts_entry_exists(uint8_t from_bts)
|
|
{
|
|
struct nil_match_bts_data d = {
|
|
.bts_nr = from_bts,
|
|
};
|
|
neighbor_ident_iter(g_neighbor_cells, nil_match_bts, &d);
|
|
return (bool)d.found;
|
|
}
|
|
|
|
static int neighbor_del_all(struct vty *vty)
|
|
{
|
|
int rc;
|
|
int removed = 0;
|
|
struct gsm_bts *bts = vty->index;
|
|
|
|
OSMO_ASSERT((vty->node == BTS_NODE) && bts);
|
|
|
|
/* Remove all local neighbors and print to VTY for the user to know what changed */
|
|
while (1) {
|
|
struct gsm_bts_ref *neigh = llist_first_entry_or_null(&bts->local_neighbors, struct gsm_bts_ref, entry);
|
|
struct gsm_bts *neigh_bts;
|
|
if (!neigh)
|
|
break;
|
|
|
|
neigh_bts = neigh->bts;
|
|
OSMO_ASSERT(neigh_bts);
|
|
|
|
/* It would be more efficient to just llist_del() the gsm_bts_ref directly, but for the sake of
|
|
* safe/sane API use and against code dup, rather invoke the central gsm_bts_local_neighbor_del()
|
|
* function intended for this task. */
|
|
rc = gsm_bts_local_neighbor_del(bts, neigh_bts);
|
|
if (rc > 0) {
|
|
vty_out(vty, "%% Removed local neighbor bts %u to bts %u%s",
|
|
bts->nr, neigh_bts->nr, VTY_NEWLINE);
|
|
removed += rc;
|
|
} else {
|
|
vty_out(vty, "%% Error while removing local neighbor bts %u to bts %u, aborted%s",
|
|
bts->nr, neigh_bts->nr, VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
}
|
|
|
|
/* Remove all remote-BSS neighbors */
|
|
while (1) {
|
|
struct neighbor_ident_key k;
|
|
struct nil_match_bts_data d = {
|
|
.bts_nr = bts->nr,
|
|
};
|
|
neighbor_ident_iter(g_neighbor_cells, nil_match_bts, &d);
|
|
if (!d.found)
|
|
break;
|
|
k = *d.found;
|
|
if (neighbor_ident_del(g_neighbor_cells, &k)) {
|
|
vty_out(vty, "%% Removed remote BSS neighbor %s%s",
|
|
neighbor_ident_key_name(&k), VTY_NEWLINE);
|
|
removed++;
|
|
} else {
|
|
vty_out(vty, "%% Error while removing remote BSS neighbor %s, aborted%s",
|
|
neighbor_ident_key_name(&k), VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
}
|
|
|
|
if (!removed)
|
|
vty_out(vty, "%% No neighbors configured%s", VTY_NEWLINE);
|
|
return CMD_SUCCESS;
|
|
}
|
|
|
|
DEFUN(cfg_neighbor_add_lac_arfcn_bsic, cfg_neighbor_add_lac_arfcn_bsic_cmd,
|
|
NEIGHBOR_ADD_CMD LAC_PARAMS " " NEIGHBOR_IDENT_VTY_KEY_PARAMS,
|
|
NEIGHBOR_ADD_DOC LAC_DOC NEIGHBOR_IDENT_VTY_KEY_DOC)
|
|
{
|
|
struct neighbor_ident_key nik;
|
|
struct gsm0808_cell_id *cell_id = neighbor_ident_vty_parse_lac(vty, argv);
|
|
if (!cell_id)
|
|
return CMD_WARNING;
|
|
if (!neighbor_ident_vty_parse_key_params(vty, argv + 1, &nik))
|
|
return CMD_WARNING;
|
|
return add_remote_or_local_bts(vty, cell_id, &nik);
|
|
}
|
|
|
|
DEFUN(cfg_neighbor_add_lac_ci_arfcn_bsic, cfg_neighbor_add_lac_ci_arfcn_bsic_cmd,
|
|
NEIGHBOR_ADD_CMD LAC_CI_PARAMS " " NEIGHBOR_IDENT_VTY_KEY_PARAMS,
|
|
NEIGHBOR_ADD_DOC LAC_CI_DOC NEIGHBOR_IDENT_VTY_KEY_DOC)
|
|
{
|
|
struct neighbor_ident_key nik;
|
|
struct gsm0808_cell_id *cell_id = neighbor_ident_vty_parse_lac_ci(vty, argv);
|
|
if (!cell_id)
|
|
return CMD_WARNING;
|
|
if (!neighbor_ident_vty_parse_key_params(vty, argv + 2, &nik))
|
|
return CMD_WARNING;
|
|
return add_remote_or_local_bts(vty, cell_id, &nik);
|
|
}
|
|
|
|
DEFUN(cfg_neighbor_add_cgi_arfcn_bsic, cfg_neighbor_add_cgi_arfcn_bsic_cmd,
|
|
NEIGHBOR_ADD_CMD CGI_PARAMS " " NEIGHBOR_IDENT_VTY_KEY_PARAMS,
|
|
NEIGHBOR_ADD_DOC CGI_DOC NEIGHBOR_IDENT_VTY_KEY_DOC)
|
|
{
|
|
struct neighbor_ident_key nik;
|
|
struct gsm0808_cell_id *cell_id = neighbor_ident_vty_parse_cgi(vty, argv);
|
|
if (!cell_id)
|
|
return CMD_WARNING;
|
|
if (!neighbor_ident_vty_parse_key_params(vty, argv + 4, &nik))
|
|
return CMD_WARNING;
|
|
return add_remote_or_local_bts(vty, cell_id, &nik);
|
|
}
|
|
|
|
DEFUN(cfg_neighbor_del_bts_nr, cfg_neighbor_del_bts_nr_cmd,
|
|
NEIGHBOR_DEL_CMD LOCAL_BTS_PARAMS,
|
|
NEIGHBOR_DEL_DOC LOCAL_BTS_DOC)
|
|
{
|
|
return del_local_bts(vty, neighbor_ident_vty_parse_bts_nr(vty, argv));
|
|
}
|
|
|
|
DEFUN(cfg_neighbor_del_arfcn_bsic, cfg_neighbor_del_arfcn_bsic_cmd,
|
|
NEIGHBOR_DEL_CMD NEIGHBOR_IDENT_VTY_KEY_PARAMS,
|
|
NEIGHBOR_DEL_DOC NEIGHBOR_IDENT_VTY_KEY_DOC)
|
|
{
|
|
struct neighbor_ident_key key;
|
|
|
|
if (!neighbor_ident_vty_parse_key_params(vty, argv, &key))
|
|
return CMD_WARNING;
|
|
|
|
return del_by_key(vty, &key);
|
|
}
|
|
|
|
DEFUN(cfg_neighbor_del_all, cfg_neighbor_del_all_cmd,
|
|
"no neighbors",
|
|
NO_STR
|
|
"Remove all local and remote-BSS neighbor config for this cell."
|
|
" Note that this falls back to the legacy behavior of regarding all local cells as neighbors.\n")
|
|
{
|
|
return neighbor_del_all(vty);
|
|
}
|
|
|
|
struct write_neighbor_ident_entry_data {
|
|
struct vty *vty;
|
|
const char *indent;
|
|
struct gsm_bts *bts;
|
|
};
|
|
|
|
static bool write_neighbor_ident_list(const struct neighbor_ident_key *key,
|
|
const struct gsm0808_cell_id_list2 *val,
|
|
void *cb_data)
|
|
{
|
|
struct write_neighbor_ident_entry_data *d = cb_data;
|
|
struct vty *vty = d->vty;
|
|
int i;
|
|
|
|
if (d->bts) {
|
|
if (d->bts->nr != key->from_bts)
|
|
return true;
|
|
} else if (key->from_bts != NEIGHBOR_IDENT_KEY_ANY_BTS)
|
|
return true;
|
|
|
|
#define NEIGH_BSS_WRITE(fmt, args...) do { \
|
|
vty_out(vty, "%sneighbor " fmt " arfcn %u ", d->indent, ## args, key->arfcn); \
|
|
if (key->bsic == BSIC_ANY) \
|
|
vty_out(vty, "bsic any"); \
|
|
else \
|
|
vty_out(vty, "bsic %u", key->bsic & 0x3f); \
|
|
vty_out(vty, "%s", VTY_NEWLINE); \
|
|
} while(0)
|
|
|
|
switch (val->id_discr) {
|
|
case CELL_IDENT_LAC:
|
|
for (i = 0; i < val->id_list_len; i++) {
|
|
NEIGH_BSS_WRITE("lac %u", val->id_list[i].lac);
|
|
}
|
|
break;
|
|
case CELL_IDENT_LAC_AND_CI:
|
|
for (i = 0; i < val->id_list_len; i++) {
|
|
NEIGH_BSS_WRITE("lac-ci %u %u",
|
|
val->id_list[i].lac_and_ci.lac,
|
|
val->id_list[i].lac_and_ci.ci);
|
|
}
|
|
break;
|
|
case CELL_IDENT_WHOLE_GLOBAL:
|
|
for (i = 0; i < val->id_list_len; i++) {
|
|
const struct osmo_cell_global_id *cgi = &val->id_list[i].global;
|
|
NEIGH_BSS_WRITE("cgi %s %s %u %u",
|
|
osmo_mcc_name(cgi->lai.plmn.mcc),
|
|
osmo_mnc_name(cgi->lai.plmn.mnc, cgi->lai.plmn.mnc_3_digits),
|
|
cgi->lai.lac, cgi->cell_identity);
|
|
}
|
|
break;
|
|
default:
|
|
vty_out(vty, "%% Unsupported Cell Identity%s", VTY_NEWLINE);
|
|
}
|
|
#undef NEIGH_BSS_WRITE
|
|
|
|
return true;
|
|
}
|
|
|
|
void neighbor_ident_vty_write_remote_bss(struct vty *vty, const char *indent, struct gsm_bts *bts)
|
|
{
|
|
struct write_neighbor_ident_entry_data d = {
|
|
.vty = vty,
|
|
.indent = indent,
|
|
.bts = bts,
|
|
};
|
|
|
|
neighbor_ident_iter(g_neighbor_cells, write_neighbor_ident_list, &d);
|
|
}
|
|
|
|
void neighbor_ident_vty_write_local_neighbors(struct vty *vty, const char *indent, struct gsm_bts *bts)
|
|
{
|
|
struct gsm_bts_ref *neigh;
|
|
|
|
llist_for_each_entry(neigh, &bts->local_neighbors, entry) {
|
|
vty_out(vty, "%sneighbor bts %u%s", indent, neigh->bts->nr, VTY_NEWLINE);
|
|
}
|
|
}
|
|
|
|
void neighbor_ident_vty_write(struct vty *vty, const char *indent, struct gsm_bts *bts)
|
|
{
|
|
neighbor_ident_vty_write_local_neighbors(vty, indent, bts);
|
|
neighbor_ident_vty_write_remote_bss(vty, indent, bts);
|
|
}
|
|
|
|
DEFUN(show_bts_neighbor, show_bts_neighbor_cmd,
|
|
"show bts <0-255> neighbor " NEIGHBOR_IDENT_VTY_KEY_PARAMS,
|
|
SHOW_STR "Display information about a BTS\n" "BTS number\n"
|
|
"Query which cell would be the target for this neighbor ARFCN+BSIC\n"
|
|
NEIGHBOR_IDENT_VTY_KEY_DOC)
|
|
{
|
|
int found = 0;
|
|
struct neighbor_ident_key key;
|
|
struct gsm_bts_ref *neigh;
|
|
const struct gsm0808_cell_id_list2 *res;
|
|
struct gsm_bts *bts = gsm_bts_num(g_net, atoi(argv[0]));
|
|
struct write_neighbor_ident_entry_data d = {
|
|
.vty = vty,
|
|
.indent = "% ",
|
|
.bts = bts,
|
|
};
|
|
|
|
if (!bts) {
|
|
vty_out(vty, "%% Error: cannot find BTS '%s'%s", argv[0],
|
|
VTY_NEWLINE);
|
|
return CMD_WARNING;
|
|
}
|
|
|
|
if (!neighbor_ident_bts_parse_key_params(vty, bts, &argv[1], &key))
|
|
return CMD_WARNING;
|
|
|
|
/* Is there a local BTS that matches the key? */
|
|
llist_for_each_entry(neigh, &bts->local_neighbors, entry) {
|
|
if (!neighbor_ident_key_matches_bts(&key, neigh->bts))
|
|
continue;
|
|
vty_out(vty, "%% %s resolves to local BTS %u lac-ci %u %u%s",
|
|
neighbor_ident_key_name(&key), neigh->bts->nr, neigh->bts->location_area_code,
|
|
neigh->bts->cell_identity, VTY_NEWLINE);
|
|
found++;
|
|
}
|
|
|
|
res = neighbor_ident_get(g_neighbor_cells, &key);
|
|
if (res) {
|
|
write_neighbor_ident_list(&key, res, &d);
|
|
found++;
|
|
}
|
|
|
|
if (!found)
|
|
vty_out(vty, "%% No entry for %s%s", neighbor_ident_key_name(&key), VTY_NEWLINE);
|
|
|
|
return CMD_SUCCESS;
|
|
}
|
|
|
|
void neighbor_ident_vty_init(struct gsm_network *net, struct neighbor_ident_list *nil)
|
|
{
|
|
g_net = net;
|
|
g_neighbor_cells = nil;
|
|
install_element(BTS_NODE, &cfg_neighbor_add_bts_nr_cmd);
|
|
install_element(BTS_NODE, &cfg_neighbor_add_lac_cmd);
|
|
install_element(BTS_NODE, &cfg_neighbor_add_lac_ci_cmd);
|
|
install_element(BTS_NODE, &cfg_neighbor_add_cgi_cmd);
|
|
install_element(BTS_NODE, &cfg_neighbor_add_lac_arfcn_bsic_cmd);
|
|
install_element(BTS_NODE, &cfg_neighbor_add_lac_ci_arfcn_bsic_cmd);
|
|
install_element(BTS_NODE, &cfg_neighbor_add_cgi_arfcn_bsic_cmd);
|
|
install_element(BTS_NODE, &cfg_neighbor_del_bts_nr_cmd);
|
|
install_element(BTS_NODE, &cfg_neighbor_del_arfcn_bsic_cmd);
|
|
install_element(BTS_NODE, &cfg_neighbor_del_all_cmd);
|
|
install_element_ve(&show_bts_neighbor_cmd);
|
|
}
|