| /* utility routines for printing common objects in the Osmocom world */ |
| |
| /* (C) 2009-2010 by Harald Welte <laforge@gnumonks.org> |
| * |
| * 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 <stdint.h> |
| #include <inttypes.h> |
| #include <string.h> |
| #include <ctype.h> |
| #include <limits.h> |
| |
| #include <osmocom/core/linuxlist.h> |
| #include <osmocom/core/talloc.h> |
| #include <osmocom/core/timer.h> |
| #include <osmocom/core/rate_ctr.h> |
| #include <osmocom/core/stat_item.h> |
| #include <osmocom/core/utils.h> |
| #include <osmocom/core/statistics.h> |
| |
| #include <osmocom/vty/vty.h> |
| |
| /* \file utils.c */ |
| |
| /*! \addtogroup rate_ctr |
| * @{ |
| */ |
| |
| struct vty_out_context { |
| struct vty *vty; |
| const char *prefix; |
| int max_level; |
| }; |
| |
| static int rate_ctr_handler( |
| struct rate_ctr_group *ctrg, struct rate_ctr *ctr, |
| const struct rate_ctr_desc *desc, void *vctx_) |
| { |
| struct vty_out_context *vctx = vctx_; |
| struct vty *vty = vctx->vty; |
| |
| vty_out(vty, " %s%s: %8" PRIu64 " " |
| "(%" PRIu64 "/s %" PRIu64 "/m %" PRIu64 "/h %" PRIu64 "/d)%s", |
| vctx->prefix, desc->description, ctr->current, |
| ctr->intv[RATE_CTR_INTV_SEC].rate, |
| ctr->intv[RATE_CTR_INTV_MIN].rate, |
| ctr->intv[RATE_CTR_INTV_HOUR].rate, |
| ctr->intv[RATE_CTR_INTV_DAY].rate, |
| VTY_NEWLINE); |
| |
| return 0; |
| } |
| |
| /*! \brief print a rate counter group to given VTY |
| * \param[in] vty The VTY to which it should be printed |
| * \param[in] prefix Any additional log prefix ahead of each line |
| * \param[in] ctrg Rate counter group to be printed |
| */ |
| void vty_out_rate_ctr_group(struct vty *vty, const char *prefix, |
| struct rate_ctr_group *ctrg) |
| { |
| struct vty_out_context vctx = {vty, prefix}; |
| |
| vty_out(vty, "%s%s:%s", prefix, ctrg->desc->group_description, VTY_NEWLINE); |
| |
| rate_ctr_for_each_counter(ctrg, rate_ctr_handler, &vctx); |
| } |
| |
| static int osmo_stat_item_handler( |
| struct osmo_stat_item_group *statg, struct osmo_stat_item *item, void *vctx_) |
| { |
| struct vty_out_context *vctx = vctx_; |
| struct vty *vty = vctx->vty; |
| const char *unit = |
| item->desc->unit != OSMO_STAT_ITEM_NO_UNIT ? |
| item->desc->unit : ""; |
| |
| vty_out(vty, " %s%s: %8" PRIi32 " %s%s", |
| vctx->prefix, item->desc->description, |
| osmo_stat_item_get_last(item), |
| unit, VTY_NEWLINE); |
| |
| return 0; |
| } |
| |
| /*! \brief print a stat item group to given VTY |
| * \param[in] vty The VTY to which it should be printed |
| * \param[in] prefix Any additional log prefix ahead of each line |
| * \param[in] statg Stat item group to be printed |
| */ |
| void vty_out_stat_item_group(struct vty *vty, const char *prefix, |
| struct osmo_stat_item_group *statg) |
| { |
| struct vty_out_context vctx = {vty, prefix}; |
| |
| vty_out(vty, "%s%s:%s", prefix, statg->desc->group_description, |
| VTY_NEWLINE); |
| osmo_stat_item_for_each_item(statg, osmo_stat_item_handler, &vctx); |
| } |
| |
| static int osmo_stat_item_group_handler(struct osmo_stat_item_group *statg, void *vctx_) |
| { |
| struct vty_out_context *vctx = vctx_; |
| struct vty *vty = vctx->vty; |
| |
| if (statg->desc->class_id > vctx->max_level) |
| return 0; |
| |
| if (statg->idx) |
| vty_out(vty, "%s%s (%d):%s", vctx->prefix, |
| statg->desc->group_description, statg->idx, |
| VTY_NEWLINE); |
| else |
| vty_out(vty, "%s%s:%s", vctx->prefix, |
| statg->desc->group_description, VTY_NEWLINE); |
| |
| osmo_stat_item_for_each_item(statg, osmo_stat_item_handler, vctx); |
| |
| return 0; |
| } |
| |
| static int rate_ctr_group_handler(struct rate_ctr_group *ctrg, void *vctx_) |
| { |
| struct vty_out_context *vctx = vctx_; |
| struct vty *vty = vctx->vty; |
| |
| if (ctrg->desc->class_id > vctx->max_level) |
| return 0; |
| |
| if (ctrg->idx) |
| vty_out(vty, "%s%s (%d):%s", vctx->prefix, |
| ctrg->desc->group_description, ctrg->idx, VTY_NEWLINE); |
| else |
| vty_out(vty, "%s%s:%s", vctx->prefix, |
| ctrg->desc->group_description, VTY_NEWLINE); |
| |
| rate_ctr_for_each_counter(ctrg, rate_ctr_handler, vctx); |
| |
| return 0; |
| } |
| |
| static int handle_counter(struct osmo_counter *counter, void *vctx_) |
| { |
| struct vty_out_context *vctx = vctx_; |
| struct vty *vty = vctx->vty; |
| |
| vty_out(vty, " %s%s: %8lu%s", |
| vctx->prefix, counter->description, |
| osmo_counter_get(counter), VTY_NEWLINE); |
| |
| return 0; |
| } |
| |
| void vty_out_statistics_partial(struct vty *vty, const char *prefix, |
| int max_level) |
| { |
| struct vty_out_context vctx = {vty, prefix, max_level}; |
| |
| vty_out(vty, "%sUngrouped counters:%s", prefix, VTY_NEWLINE); |
| osmo_counters_for_each(handle_counter, &vctx); |
| rate_ctr_for_each_group(rate_ctr_group_handler, &vctx); |
| osmo_stat_item_for_each_group(osmo_stat_item_group_handler, &vctx); |
| } |
| |
| void vty_out_statistics_full(struct vty *vty, const char *prefix) |
| { |
| vty_out_statistics_partial(vty, prefix, INT_MAX); |
| } |
| |
| /*! \brief Generate a VTY command string from value_string */ |
| char *vty_cmd_string_from_valstr(void *ctx, const struct value_string *vals, |
| const char *prefix, const char *sep, |
| const char *end, int do_lower) |
| { |
| int len = 0, offset = 0, ret, rem; |
| int size = strlen(prefix) + strlen(end); |
| int sep_len = strlen(sep); |
| const struct value_string *vs; |
| char *str; |
| |
| for (vs = vals; vs->value || vs->str; vs++) |
| size += strlen(vs->str) + sep_len; |
| |
| rem = size; |
| str = talloc_zero_size(ctx, size); |
| if (!str) |
| return NULL; |
| |
| ret = snprintf(str + offset, rem, "%s", prefix); |
| if (ret < 0) |
| goto err; |
| OSMO_SNPRINTF_RET(ret, rem, offset, len); |
| |
| for (vs = vals; vs->value || vs->str; vs++) { |
| if (vs->str) { |
| int j, name_len = strlen(vs->str)+1; |
| char name[name_len]; |
| |
| for (j = 0; j < name_len; j++) |
| name[j] = do_lower ? |
| tolower(vs->str[j]) : vs->str[j]; |
| |
| name[name_len-1] = '\0'; |
| ret = snprintf(str + offset, rem, "%s%s", name, sep); |
| if (ret < 0) |
| goto err; |
| OSMO_SNPRINTF_RET(ret, rem, offset, len); |
| } |
| } |
| offset -= sep_len; /* to remove the trailing sep */ |
| rem += sep_len; |
| |
| ret = snprintf(str + offset, rem, "%s", end); |
| if (ret < 0) |
| goto err; |
| OSMO_SNPRINTF_RET(ret, rem, offset, len); |
| err: |
| str[size-1] = '\0'; |
| return str; |
| } |
| |
| |
| /*! @} */ |