diff options
Diffstat (limited to 'addons/ot/src/conf.c')
| -rw-r--r-- | addons/ot/src/conf.c | 764 |
1 files changed, 764 insertions, 0 deletions
diff --git a/addons/ot/src/conf.c b/addons/ot/src/conf.c new file mode 100644 index 0000000..c6375a6 --- /dev/null +++ b/addons/ot/src/conf.c @@ -0,0 +1,764 @@ +/*** + * Copyright 2020 HAProxy Technologies + * + * This file is part of the HAProxy OpenTracing filter. + * + * 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 "include.h" + + +/*** + * NAME + * flt_ot_conf_hdr_init - + * + * ARGUMENTS + * size - + * id - + * linenum - + * head - + * err - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * - + */ +static void *flt_ot_conf_hdr_init(size_t size, const char *id, int linenum, struct list *head, char **err) +{ + struct flt_ot_conf_hdr *retptr = NULL, *ptr; + + FLT_OT_FUNC("%zu, \"%s\", %d, %p, %p:%p", size, id, linenum, head, FLT_OT_DPTR_ARGS(err)); + + if (head != NULL) + list_for_each_entry(ptr, head, list) + if (strcmp(ptr->id, id) == 0) { + FLT_OT_ERR("'%s' : already defined", id); + + FLT_OT_RETURN_PTR(retptr); + } + + retptr = FLT_OT_CALLOC(1, size); + if (retptr != NULL) { + retptr->id_len = strlen(id); + if (retptr->id_len >= FLT_OT_ID_MAXLEN) + FLT_OT_ERR("'%s' : name too long", id); + else + retptr->id = FLT_OT_STRDUP(id); + + if (retptr->id == NULL) + FLT_OT_FREE_CLEAR(retptr); + } + + if (retptr != NULL) { + retptr->cfg_line = linenum; + + if (head != NULL) + LIST_APPEND(head, &(retptr->list)); + } else { + FLT_OT_ERR("out of memory"); + } + + FLT_OT_RETURN_PTR(retptr); +} + + +/*** + * NAME + * flt_ot_conf_ph_init - + * + * ARGUMENTS + * id - + * linenum - + * head - + * err - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * - + */ +struct flt_ot_conf_ph *flt_ot_conf_ph_init(const char *id, int linenum, struct list *head, char **err) +{ + struct flt_ot_conf_ph *retptr; + + FLT_OT_FUNC("\"%s\", %d, %p, %p:%p", id, linenum, head, FLT_OT_DPTR_ARGS(err)); + + retptr = flt_ot_conf_hdr_init(sizeof(*retptr), id, linenum, head, err); + if (retptr != NULL) + FLT_OT_DBG_CONF_PH("- init ", retptr); + + FLT_OT_RETURN_PTR(retptr); +} + + +/*** + * NAME + * flt_ot_conf_ph_free - + * + * ARGUMENTS + * ptr - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * This function does not return a value. + */ +void flt_ot_conf_ph_free(struct flt_ot_conf_ph **ptr) +{ + FLT_OT_FUNC("%p:%p", FLT_OT_DPTR_ARGS(ptr)); + + if ((ptr == NULL) || (*ptr == NULL)) + FLT_OT_RETURN(); + + FLT_OT_DBG_CONF_PH("- free ", *ptr); + + FLT_OT_FREE((*ptr)->id); + FLT_OT_LIST_DEL(&((*ptr)->list)); + FLT_OT_FREE_CLEAR(*ptr); + + FLT_OT_RETURN(); +} + + +/*** + * NAME + * flt_ot_conf_sample_expr_init - + * + * ARGUMENTS + * id - + * linenum - + * head - + * err - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * - + */ +struct flt_ot_conf_sample_expr *flt_ot_conf_sample_expr_init(const char *id, int linenum, struct list *head, char **err) +{ + struct flt_ot_conf_sample_expr *retptr; + + FLT_OT_FUNC("\"%s\", %d, %p, %p:%p", id, linenum, head, FLT_OT_DPTR_ARGS(err)); + + retptr = flt_ot_conf_hdr_init(sizeof(*retptr), id, linenum, head, err); + if (retptr != NULL) + FLT_OT_DBG_CONF_SAMPLE_EXPR("- init ", retptr); + + FLT_OT_RETURN_PTR(retptr); +} + + +/*** + * NAME + * flt_ot_conf_sample_expr_free - + * + * ARGUMENTS + * ptr - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * This function does not return a value. + */ +void flt_ot_conf_sample_expr_free(struct flt_ot_conf_sample_expr **ptr) +{ + FLT_OT_FUNC("%p:%p", FLT_OT_DPTR_ARGS(ptr)); + + if ((ptr == NULL) || (*ptr == NULL)) + FLT_OT_RETURN(); + + FLT_OT_DBG_CONF_SAMPLE_EXPR("- free ", *ptr); + + FLT_OT_FREE((*ptr)->value); + release_sample_expr((*ptr)->expr); + FLT_OT_LIST_DEL(&((*ptr)->list)); + FLT_OT_FREE_CLEAR(*ptr); + + FLT_OT_RETURN(); +} + + +/*** + * NAME + * flt_ot_conf_sample_init - + * + * ARGUMENTS + * args - + * linenum - + * head - + * err - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * - + */ +struct flt_ot_conf_sample *flt_ot_conf_sample_init(char **args, int linenum, struct list *head, char **err) +{ + struct flt_ot_conf_sample *retptr; + + FLT_OT_FUNC("%p, %d, %p, %p:%p", args, linenum, head, FLT_OT_DPTR_ARGS(err)); + + retptr = flt_ot_conf_hdr_init(sizeof(*retptr), args[1], linenum, head, err); + if (retptr == NULL) + FLT_OT_RETURN_PTR(retptr); + + flt_ot_args_to_str(args, 2, &(retptr->value)); + if (retptr->value == NULL) { + FLT_OT_FREE_CLEAR(retptr); + + FLT_OT_RETURN_PTR(retptr); + } + + retptr->num_exprs = flt_ot_args_count(args) - 2; + LIST_INIT(&(retptr->exprs)); + + FLT_OT_DBG_CONF_SAMPLE("- init ", retptr); + + FLT_OT_RETURN_PTR(retptr); +} + + +/*** + * NAME + * flt_ot_conf_sample_free - + * + * ARGUMENTS + * ptr - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * This function does not return a value. + */ +void flt_ot_conf_sample_free(struct flt_ot_conf_sample **ptr) +{ + FLT_OT_FUNC("%p:%p", FLT_OT_DPTR_ARGS(ptr)); + + if ((ptr == NULL) || (*ptr == NULL)) + FLT_OT_RETURN(); + + FLT_OT_DBG_CONF_SAMPLE("- free ", *ptr); + + FLT_OT_FREE((*ptr)->key); + FLT_OT_FREE((*ptr)->value); + FLT_OT_LIST_DESTROY(sample_expr, &((*ptr)->exprs)); + FLT_OT_LIST_DEL(&((*ptr)->list)); + FLT_OT_FREE_CLEAR(*ptr); + + FLT_OT_RETURN(); +} + + +/*** + * NAME + * flt_ot_conf_str_init - + * + * ARGUMENTS + * id - + * linenum - + * head - + * err - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * - + */ +struct flt_ot_conf_str *flt_ot_conf_str_init(const char *id, int linenum, struct list *head, char **err) +{ + struct flt_ot_conf_str *retptr; + + FLT_OT_FUNC("\"%s\", %d, %p, %p:%p", id, linenum, head, FLT_OT_DPTR_ARGS(err)); + + retptr = flt_ot_conf_hdr_init(sizeof(*retptr), id, linenum, head, err); + if (retptr != NULL) + FLT_OT_DBG_CONF_STR("- init ", retptr); + + FLT_OT_RETURN_PTR(retptr); +} + + +/*** + * NAME + * flt_ot_conf_str_free - + * + * ARGUMENTS + * ptr - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * This function does not return a value. + */ +void flt_ot_conf_str_free(struct flt_ot_conf_str **ptr) +{ + FLT_OT_FUNC("%p:%p", FLT_OT_DPTR_ARGS(ptr)); + + if ((ptr == NULL) || (*ptr == NULL)) + FLT_OT_RETURN(); + + FLT_OT_DBG_CONF_STR("- free ", *ptr); + + FLT_OT_FREE((*ptr)->str); + FLT_OT_LIST_DEL(&((*ptr)->list)); + FLT_OT_FREE_CLEAR(*ptr); + + FLT_OT_RETURN(); +} + + +/*** + * NAME + * flt_ot_conf_context_init - + * + * ARGUMENTS + * id - + * linenum - + * head - + * err - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * - + */ +struct flt_ot_conf_context *flt_ot_conf_context_init(const char *id, int linenum, struct list *head, char **err) +{ + struct flt_ot_conf_context *retptr; + + FLT_OT_FUNC("\"%s\", %d, %p, %p:%p", id, linenum, head, FLT_OT_DPTR_ARGS(err)); + + retptr = flt_ot_conf_hdr_init(sizeof(*retptr), id, linenum, head, err); + if (retptr != NULL) + FLT_OT_DBG_CONF_CONTEXT("- init ", retptr); + + FLT_OT_RETURN_PTR(retptr); +} + + +/*** + * NAME + * flt_ot_conf_context_free - + * + * ARGUMENTS + * ptr - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * This function does not return a value. + */ +void flt_ot_conf_context_free(struct flt_ot_conf_context **ptr) +{ + FLT_OT_FUNC("%p:%p", FLT_OT_DPTR_ARGS(ptr)); + + if ((ptr == NULL) || (*ptr == NULL)) + FLT_OT_RETURN(); + + FLT_OT_DBG_CONF_CONTEXT("- free ", *ptr); + + FLT_OT_FREE((*ptr)->id); + FLT_OT_LIST_DEL(&((*ptr)->list)); + FLT_OT_FREE_CLEAR(*ptr); + + FLT_OT_RETURN(); +} + + +/*** + * NAME + * flt_ot_conf_span_init - + * + * ARGUMENTS + * id - + * linenum - + * head - + * err - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * - + */ +struct flt_ot_conf_span *flt_ot_conf_span_init(const char *id, int linenum, struct list *head, char **err) +{ + struct flt_ot_conf_span *retptr; + + FLT_OT_FUNC("\"%s\", %d, %p, %p:%p", id, linenum, head, FLT_OT_DPTR_ARGS(err)); + + retptr = flt_ot_conf_hdr_init(sizeof(*retptr), id, linenum, head, err); + if (retptr == NULL) + FLT_OT_RETURN_PTR(retptr); + + LIST_INIT(&(retptr->tags)); + LIST_INIT(&(retptr->logs)); + LIST_INIT(&(retptr->baggages)); + + FLT_OT_DBG_CONF_SPAN("- init ", retptr); + + FLT_OT_RETURN_PTR(retptr); +} + + +/*** + * NAME + * flt_ot_conf_span_free - + * + * ARGUMENTS + * ptr - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * This function does not return a value. + */ +void flt_ot_conf_span_free(struct flt_ot_conf_span **ptr) +{ + FLT_OT_FUNC("%p:%p", FLT_OT_DPTR_ARGS(ptr)); + + if ((ptr == NULL) || (*ptr == NULL)) + FLT_OT_RETURN(); + + FLT_OT_DBG_CONF_SPAN("- free ", *ptr); + + FLT_OT_FREE((*ptr)->id); + FLT_OT_FREE((*ptr)->ref_id); + FLT_OT_FREE((*ptr)->ctx_id); + FLT_OT_LIST_DESTROY(sample, &((*ptr)->tags)); + FLT_OT_LIST_DESTROY(sample, &((*ptr)->logs)); + FLT_OT_LIST_DESTROY(sample, &((*ptr)->baggages)); + FLT_OT_LIST_DEL(&((*ptr)->list)); + FLT_OT_FREE_CLEAR(*ptr); + + FLT_OT_RETURN(); +} + + +/*** + * NAME + * flt_ot_conf_scope_init - + * + * ARGUMENTS + * id - + * linenum - + * head - + * err - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * - + */ +struct flt_ot_conf_scope *flt_ot_conf_scope_init(const char *id, int linenum, struct list *head, char **err) +{ + struct flt_ot_conf_scope *retptr = NULL; + + FLT_OT_FUNC("\"%s\", %d, %p, %p:%p", id, linenum, head, FLT_OT_DPTR_ARGS(err)); + + retptr = flt_ot_conf_hdr_init(sizeof(*retptr), id, linenum, head, err); + if (retptr == NULL) + FLT_OT_RETURN_PTR(retptr); + + LIST_INIT(&(retptr->acls)); + LIST_INIT(&(retptr->contexts)); + LIST_INIT(&(retptr->spans)); + LIST_INIT(&(retptr->finish)); + + FLT_OT_DBG_CONF_SCOPE("- init ", retptr); + + FLT_OT_RETURN_PTR(retptr); +} + +/*** + * NAME + * flt_ot_conf_scope_free - + * + * ARGUMENTS + * ptr - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * This function does not return a value. + */ +void flt_ot_conf_scope_free(struct flt_ot_conf_scope **ptr) +{ + struct acl *acl, *aclback; + + FLT_OT_FUNC("%p:%p", FLT_OT_DPTR_ARGS(ptr)); + + if ((ptr == NULL) || (*ptr == NULL)) + FLT_OT_RETURN(); + + FLT_OT_DBG_CONF_SCOPE("- free ", *ptr); + + FLT_OT_FREE((*ptr)->id); + list_for_each_entry_safe(acl, aclback, &((*ptr)->acls), list) { + prune_acl(acl); + FLT_OT_LIST_DEL(&(acl->list)); + FLT_OT_FREE(acl); + } + free_acl_cond((*ptr)->cond); + FLT_OT_LIST_DESTROY(context, &((*ptr)->contexts)); + FLT_OT_LIST_DESTROY(span, &((*ptr)->spans)); + FLT_OT_LIST_DESTROY(str, &((*ptr)->finish)); + FLT_OT_LIST_DEL(&((*ptr)->list)); + FLT_OT_FREE_CLEAR(*ptr); + + FLT_OT_RETURN(); +} + + +/*** + * NAME + * flt_ot_conf_group_init - + * + * ARGUMENTS + * id - + * linenum - + * head - + * err - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * - + */ +struct flt_ot_conf_group *flt_ot_conf_group_init(const char *id, int linenum, struct list *head, char **err) +{ + struct flt_ot_conf_group *retptr; + + FLT_OT_FUNC("\"%s\", %d, %p, %p:%p", id, linenum, head, FLT_OT_DPTR_ARGS(err)); + + retptr = flt_ot_conf_hdr_init(sizeof(*retptr), id, linenum, head, err); + if (retptr == NULL) + FLT_OT_RETURN_PTR(retptr); + + LIST_INIT(&(retptr->ph_scopes)); + + FLT_OT_DBG_CONF_GROUP("- init ", retptr); + + FLT_OT_RETURN_PTR(retptr); +} + + +/*** + * NAME + * flt_ot_conf_group_free - + * + * ARGUMENTS + * ptr - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * This function does not return a value. + */ +void flt_ot_conf_group_free(struct flt_ot_conf_group **ptr) +{ + FLT_OT_FUNC("%p:%p", FLT_OT_DPTR_ARGS(ptr)); + + if ((ptr == NULL) || (*ptr == NULL)) + FLT_OT_RETURN(); + + FLT_OT_DBG_CONF_GROUP("- free ", *ptr); + + FLT_OT_FREE((*ptr)->id); + FLT_OT_LIST_DESTROY(ph_scope, &((*ptr)->ph_scopes)); + FLT_OT_LIST_DEL(&((*ptr)->list)); + FLT_OT_FREE_CLEAR(*ptr); + + FLT_OT_RETURN(); +} + + +/*** + * NAME + * flt_ot_conf_tracer_init - + * + * ARGUMENTS + * id - + * linenum - + * err - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * - + */ +struct flt_ot_conf_tracer *flt_ot_conf_tracer_init(const char *id, int linenum, char **err) +{ + struct flt_ot_conf_tracer *retptr; + + FLT_OT_FUNC("\"%s\", %d, %p:%p", id, linenum, FLT_OT_DPTR_ARGS(err)); + + retptr = flt_ot_conf_hdr_init(sizeof(*retptr), id, linenum, NULL, err); + if (retptr == NULL) + FLT_OT_RETURN_PTR(retptr); + + retptr->rate_limit = FLT_OT_FLOAT_U32(FLT_OT_RATE_LIMIT_MAX, FLT_OT_RATE_LIMIT_MAX); + init_new_proxy(&(retptr->proxy_log)); + LIST_INIT(&(retptr->acls)); + LIST_INIT(&(retptr->ph_groups)); + LIST_INIT(&(retptr->ph_scopes)); + + FLT_OT_DBG_CONF_TRACER("- init ", retptr); + + FLT_OT_RETURN_PTR(retptr); +} + + +/*** + * NAME + * flt_ot_conf_tracer_free - + * + * ARGUMENTS + * ptr - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * This function does not return a value. + */ +void flt_ot_conf_tracer_free(struct flt_ot_conf_tracer **ptr) +{ + struct acl *acl, *aclback; + struct logger *logger, *loggerback; + + FLT_OT_FUNC("%p:%p", FLT_OT_DPTR_ARGS(ptr)); + + if ((ptr == NULL) || (*ptr == NULL)) + FLT_OT_RETURN(); + + FLT_OT_DBG_CONF_TRACER("- free ", *ptr); + + FLT_OT_FREE((*ptr)->id); + FLT_OT_FREE((*ptr)->config); + FLT_OT_FREE((*ptr)->cfgbuf); + FLT_OT_FREE((*ptr)->plugin); + FLT_OT_DBG(2, "- deleting acls list %s", flt_ot_list_debug(&((*ptr)->acls))); + list_for_each_entry_safe(acl, aclback, &((*ptr)->acls), list) { + prune_acl(acl); + FLT_OT_LIST_DEL(&(acl->list)); + FLT_OT_FREE(acl); + } + FLT_OT_DBG(2, "- deleting proxy_log.loggers list %s", flt_ot_list_debug(&((*ptr)->proxy_log.loggers))); + list_for_each_entry_safe(logger, loggerback, &((*ptr)->proxy_log.loggers), list) { + LIST_DELETE(&(logger->list)); + FLT_OT_FREE(logger); + } + FLT_OT_LIST_DESTROY(ph_group, &((*ptr)->ph_groups)); + FLT_OT_LIST_DESTROY(ph_scope, &((*ptr)->ph_scopes)); + FLT_OT_FREE_CLEAR(*ptr); + + FLT_OT_RETURN(); +} + + +/*** + * NAME + * flt_ot_conf_init - + * + * ARGUMENTS + * px - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * - + */ +struct flt_ot_conf *flt_ot_conf_init(struct proxy *px) +{ + struct flt_ot_conf *retptr; + + FLT_OT_FUNC("%p", px); + + retptr = FLT_OT_CALLOC(1, sizeof(*retptr)); + if (retptr == NULL) + FLT_OT_RETURN_PTR(retptr); + + retptr->proxy = px; + LIST_INIT(&(retptr->groups)); + LIST_INIT(&(retptr->scopes)); + + FLT_OT_DBG_CONF("- init ", retptr); + + FLT_OT_RETURN_PTR(retptr); +} + + +/*** + * NAME + * flt_ot_conf_free - + * + * ARGUMENTS + * ptr - + * + * DESCRIPTION + * - + * + * RETURN VALUE + * This function does not return a value. + */ +void flt_ot_conf_free(struct flt_ot_conf **ptr) +{ + FLT_OT_FUNC("%p:%p", FLT_OT_DPTR_ARGS(ptr)); + + if ((ptr == NULL) || (*ptr == NULL)) + FLT_OT_RETURN(); + + FLT_OT_DBG_CONF("- free ", *ptr); + + FLT_OT_FREE((*ptr)->id); + FLT_OT_FREE((*ptr)->cfg_file); + flt_ot_conf_tracer_free(&((*ptr)->tracer)); + FLT_OT_LIST_DESTROY(group, &((*ptr)->groups)); + FLT_OT_LIST_DESTROY(scope, &((*ptr)->scopes)); + FLT_OT_FREE_CLEAR(*ptr); + + FLT_OT_RETURN(); +} + +/* + * Local variables: + * c-indent-level: 8 + * c-basic-offset: 8 + * End: + * + * vi: noexpandtab shiftwidth=8 tabstop=8 + */ |