| /* SNMP-like status interface. Look-up of BTS/TRX |
| * |
| * (C) 2010-2011 by Daniel Willmann <daniel@totalueberwachung.de> |
| * (C) 2010-2011 by On-Waves |
| * |
| * All Rights Reserved |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 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 General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| */ |
| |
| #include <openbsc/control_if.h> |
| #include <openbsc/debug.h> |
| |
| extern vector ctrl_node_vec; |
| |
| static int get_num(vector vline, int i, long *num) |
| { |
| char *token, *tmp; |
| |
| if (i >= vector_active(vline)) |
| return 0; |
| token = vector_slot(vline, i); |
| |
| errno = 0; |
| if (token[0] == '\0') |
| return 0; |
| |
| *num = strtol(token, &tmp, 10); |
| if (tmp[0] != '\0' || errno != 0) |
| return 0; |
| |
| return 1; |
| } |
| |
| int bsc_ctrl_cmd_handle(struct ctrl_cmd *cmd, void *data) |
| { |
| char *token, *request; |
| long num; |
| int i, j, ret, node; |
| |
| struct gsm_network *net = data; |
| struct gsm_bts *bts = NULL; |
| struct gsm_bts_trx *trx = NULL; |
| struct gsm_bts_trx_ts *ts = NULL; |
| vector vline, cmdvec, cmds_vec; |
| |
| ret = CTRL_CMD_ERROR; |
| cmd->reply = NULL; |
| node = CTRL_NODE_ROOT; |
| cmd->node = net; |
| |
| request = talloc_strdup(tall_bsc_ctx, cmd->variable); |
| if (!request) |
| goto err; |
| |
| for (i=0;i<strlen(request);i++) { |
| if (request[i] == '.') |
| request[i] = ' '; |
| } |
| |
| vline = cmd_make_strvec(request); |
| talloc_free(request); |
| if (!vline) { |
| cmd->reply = "cmd_make_strvec failed."; |
| goto err; |
| } |
| |
| for (i=0;i<vector_active(vline);i++) { |
| token = vector_slot(vline, i); |
| /* TODO: We need to make sure that the following chars are digits |
| * and/or use strtol to check if number conversion was successful |
| * Right now something like net.bts_stats will not work */ |
| if (!strcmp(token, "bts")) { |
| if (!net) |
| goto err_missing; |
| i++; |
| if (!get_num(vline, i, &num)) |
| goto err_index; |
| |
| bts = gsm_bts_num(net, num); |
| if (!bts) |
| goto err_missing; |
| cmd->node = bts; |
| node = CTRL_NODE_BTS; |
| } else if (!strcmp(token, "trx")) { |
| if (!bts) |
| goto err_missing; |
| i++; |
| if (!get_num(vline, i, &num)) |
| goto err_index; |
| |
| trx = gsm_bts_trx_num(bts, num); |
| if (!trx) |
| goto err_missing; |
| cmd->node = trx; |
| node = CTRL_NODE_TRX; |
| } else if (!strcmp(token, "ts")) { |
| if (!trx) |
| goto err_missing; |
| i++; |
| if (!get_num(vline, i, &num)) |
| goto err_index; |
| |
| if ((num >= 0) && (num < TRX_NR_TS)) |
| ts = &trx->ts[num]; |
| if (!ts) |
| goto err_missing; |
| cmd->node = ts; |
| node = CTRL_NODE_TS; |
| } else { |
| /* If we're here the rest must be the command */ |
| cmdvec = vector_init(vector_active(vline)-i); |
| for (j=i; j<vector_active(vline); j++) { |
| vector_set(cmdvec, vector_slot(vline, j)); |
| } |
| |
| /* Get the command vector of the right node */ |
| cmds_vec = vector_lookup(ctrl_node_vec, node); |
| |
| if (!cmds_vec) { |
| cmd->reply = "Command not found."; |
| vector_free(cmdvec); |
| break; |
| } |
| |
| ret = ctrl_cmd_exec(cmdvec, cmd, cmds_vec, data); |
| |
| vector_free(cmdvec); |
| break; |
| } |
| |
| if (i+1 == vector_active(vline)) |
| cmd->reply = "Command not present."; |
| } |
| |
| cmd_free_strvec(vline); |
| |
| err: |
| if (!cmd->reply) { |
| if (ret == CTRL_CMD_ERROR) { |
| cmd->reply = "An error has occured."; |
| LOGP(DCTRL, LOGL_NOTICE, |
| "%s: cmd->reply has not been set (ERROR).\n", |
| cmd->variable); |
| } else if (ret == CTRL_CMD_REPLY) { |
| LOGP(DCTRL, LOGL_NOTICE, |
| "%s: cmd->reply has not been set (type = %d).\n", |
| cmd->variable, cmd->type); |
| cmd->reply = ""; |
| } else { |
| cmd->reply = "Command has been handled."; |
| } |
| } |
| |
| if (ret == CTRL_CMD_ERROR) |
| cmd->type = CTRL_TYPE_ERROR; |
| return ret; |
| |
| err_missing: |
| cmd_free_strvec(vline); |
| cmd->type = CTRL_TYPE_ERROR; |
| cmd->reply = "Error while resolving object"; |
| return ret; |
| err_index: |
| cmd_free_strvec(vline); |
| cmd->type = CTRL_TYPE_ERROR; |
| cmd->reply = "Error while parsing the index."; |
| return ret; |
| } |
| |
| struct ctrl_handle *bsc_controlif_setup(struct gsm_network *net, uint16_t port) |
| { |
| return controlif_setup(net, port, bsc_ctrl_cmd_handle); |
| } |