diff options
Diffstat (limited to '')
| -rw-r--r-- | plugins/sudoers/parse_ldif.c | 774 |
1 files changed, 774 insertions, 0 deletions
diff --git a/plugins/sudoers/parse_ldif.c b/plugins/sudoers/parse_ldif.c new file mode 100644 index 0000000..9635ea8 --- /dev/null +++ b/plugins/sudoers/parse_ldif.c @@ -0,0 +1,774 @@ +/* + * Copyright (c) 2018 Todd C. Miller <Todd.Miller@sudo.ws> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +/* + * This is an open source non-commercial project. Dear PVS-Studio, please check it. + * PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com + */ + +#include <config.h> + +#include <sys/types.h> +#include <stdio.h> +#include <stdlib.h> +#ifdef HAVE_STRING_H +# include <string.h> +#endif /* HAVE_STRING_H */ +#ifdef HAVE_STRINGS_H +# include <strings.h> +#endif /* HAVE_STRINGS_H */ + +#include "sudoers.h" +#include "sudo_ldap.h" +#include "redblack.h" +#include "strlist.h" +#include <gram.h> + +struct sudo_role { + STAILQ_ENTRY(sudo_role) entries; + char *cn; + char *notbefore; + char *notafter; + double order; + struct sudoers_str_list *cmnds; + struct sudoers_str_list *hosts; + struct sudoers_str_list *users; + struct sudoers_str_list *runasusers; + struct sudoers_str_list *runasgroups; + struct sudoers_str_list *options; +}; +STAILQ_HEAD(sudo_role_list, sudo_role); + +static void +sudo_role_free(struct sudo_role *role) +{ + debug_decl(sudo_role_free, SUDOERS_DEBUG_UTIL) + + if (role != NULL) { + free(role->cn); + free(role->notbefore); + free(role->notafter); + str_list_free(role->cmnds); + str_list_free(role->hosts); + str_list_free(role->users); + str_list_free(role->runasusers); + str_list_free(role->runasgroups); + str_list_free(role->options); + free(role); + } + + debug_return; +} + +static struct sudo_role * +sudo_role_alloc(void) +{ + struct sudo_role *role; + debug_decl(sudo_role_alloc, SUDOERS_DEBUG_UTIL) + + role = calloc(1, sizeof(*role)); + if (role != NULL) { + role->cmnds = str_list_alloc(); + role->hosts = str_list_alloc(); + role->users = str_list_alloc(); + role->runasusers = str_list_alloc(); + role->runasgroups = str_list_alloc(); + role->options = str_list_alloc(); + if (role->cmnds == NULL || role->hosts == NULL || + role->users == NULL || role->runasusers == NULL || + role->runasgroups == NULL || role->options == NULL) { + sudo_role_free(role); + role = NULL; + } + } + + debug_return_ptr(role); +} + +/* + * Parse an LDIF attribute, including base64 support. + * See http://www.faqs.org/rfcs/rfc2849.html + */ +static char * +ldif_parse_attribute(char *str) +{ + bool encoded = false; + char *attr, *ep; + size_t len; + debug_decl(ldif_parse_attribute, SUDOERS_DEBUG_UTIL) + + /* Check for foo:: base64str. */ + if (*str == ':') { + encoded = true; + str++; + } + + /* Trim leading and trailing space. */ + while (*str == ' ') + str++; + + ep = str + strlen(str); + while (ep > str && ep[-1] == ' ') { + ep--; + /* Don't trim escaped trailing space if not base64. */ + if (!encoded && ep != str && ep[-1] == '\\') + break; + *ep = '\0'; + } + + attr = str; + if (encoded) { + /* + * Decode base64 inline and add NUL-terminator. + * The copy allows us to provide a useful message on error. + */ + char *copy = strdup(str); + if (copy == NULL) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + len = base64_decode(copy, (unsigned char *)attr, strlen(attr)); + if (len == (size_t)-1) { + sudo_warnx(U_("ignoring invalid attribute value: %s"), copy); + free(copy); + debug_return_str(NULL); + } + attr[len] = '\0'; + free(copy); + } + + debug_return_str(attr); +} + +/* + * Allocate a struct sudoers_string, store str in it and + * insert into the specified strlist. + */ +static void +ldif_store_string(const char *str, struct sudoers_str_list *strlist, bool sorted) +{ + struct sudoers_string *ls; + debug_decl(ldif_store_string, SUDOERS_DEBUG_UTIL) + + if ((ls = sudoers_string_alloc(str)) == NULL) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + if (!sorted) { + STAILQ_INSERT_TAIL(strlist, ls, entries); + } else { + struct sudoers_string *prev, *next; + + /* Insertion sort, list is small. */ + prev = STAILQ_FIRST(strlist); + if (prev == NULL || strcasecmp(str, prev->str) <= 0) { + STAILQ_INSERT_HEAD(strlist, ls, entries); + } else { + while ((next = STAILQ_NEXT(prev, entries)) != NULL) { + if (strcasecmp(str, next->str) <= 0) + break; + prev = next; + } + STAILQ_INSERT_AFTER(strlist, prev, ls, entries); + } + } + + debug_return; +} + +/* + * Iterator for sudo_ldap_role_to_priv(). + * Takes a pointer to a struct sudoers_string *. + * Returns the string or NULL if we've reached the end. + */ +static char * +sudoers_string_iter(void **vp) +{ + struct sudoers_string *ls = *vp; + + if (ls == NULL) + return NULL; + + *vp = STAILQ_NEXT(ls, entries); + + return ls->str; +} + +static int +role_order_cmp(const void *va, const void *vb) +{ + const struct sudo_role *a = *(const struct sudo_role **)va; + const struct sudo_role *b = *(const struct sudo_role **)vb; + debug_decl(role_order_cmp, SUDOERS_DEBUG_LDAP) + + debug_return_int(a->order < b->order ? -1 : + (a->order > b->order ? 1 : 0)); +} + +/* + * Parse list of sudoOption and store in the parse tree's defaults list. + */ +static void +ldif_store_options(struct sudoers_parse_tree *parse_tree, + struct sudoers_str_list *options) +{ + struct defaults *d; + struct sudoers_string *ls; + char *var, *val; + debug_decl(ldif_store_options, SUDOERS_DEBUG_UTIL) + + STAILQ_FOREACH(ls, options, entries) { + if ((d = calloc(1, sizeof(*d))) == NULL || + (d->binding = malloc(sizeof(*d->binding))) == NULL) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + TAILQ_INIT(d->binding); + d->type = DEFAULTS; + d->op = sudo_ldap_parse_option(ls->str, &var, &val); + if ((d->var = strdup(var)) == NULL) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + if (val != NULL) { + if ((d->val = strdup(val)) == NULL) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + } + TAILQ_INSERT_TAIL(&parse_tree->defaults, d, entries); + } + debug_return; +} + +static int +str_list_cmp(const void *aa, const void *bb) +{ + const struct sudoers_str_list *a = aa; + const struct sudoers_str_list *b = bb; + const struct sudoers_string *lsa = STAILQ_FIRST(a); + const struct sudoers_string *lsb = STAILQ_FIRST(b); + int ret; + + while (lsa != NULL && lsb != NULL) { + if ((ret = strcmp(lsa->str, lsb->str)) != 0) + return ret; + lsa = STAILQ_NEXT(lsa, entries); + lsb = STAILQ_NEXT(lsb, entries); + } + return lsa == lsb ? 0 : (lsa == NULL ? -1 : 1); +} + +static int +str_list_cache(struct rbtree *cache, struct sudoers_str_list **strlistp) +{ + struct sudoers_str_list *strlist = *strlistp; + struct rbnode *node; + int ret; + debug_decl(str_list_cache, SUDOERS_DEBUG_UTIL) + + ret = rbinsert(cache, strlist, &node); + switch (ret) { + case 0: + /* new entry, take a ref for the cache */ + strlist->refcnt++; + break; + case 1: + /* already exists, use existing and take a ref. */ + str_list_free(strlist); + strlist = node->data; + strlist->refcnt++; + *strlistp = strlist; + break; + } + debug_return_int(ret); +} + +/* + * Convert a sudoRole to sudoers format and store in the parse tree. + */ +static void +role_to_sudoers(struct sudoers_parse_tree *parse_tree, struct sudo_role *role, + bool store_options, bool reuse_userspec, bool reuse_privilege, + bool reuse_runas) +{ + struct privilege *priv; + struct sudoers_string *ls; + struct userspec *us; + struct member *m; + debug_decl(role_to_sudoers, SUDOERS_DEBUG_UTIL) + + /* + * TODO: use cn to create a UserAlias if multiple users in it? + */ + + if (reuse_userspec) { + /* Re-use the previous userspec */ + us = TAILQ_LAST(&parse_tree->userspecs, userspec_list); + } else { + /* Allocate a new userspec and fill in the user list. */ + if ((us = calloc(1, sizeof(*us))) == NULL) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + TAILQ_INIT(&us->privileges); + TAILQ_INIT(&us->users); + STAILQ_INIT(&us->comments); + + STAILQ_FOREACH(ls, role->users, entries) { + char *user = ls->str; + + if ((m = calloc(1, sizeof(*m))) == NULL) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + m->negated = sudo_ldap_is_negated(&user); + m->name = strdup(user); + if (m->name == NULL) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + if (strcmp(user, "ALL") == 0) { + m->type = ALL; + } else if (*user == '+') { + m->type = NETGROUP; + } else if (*user == '%') { + m->type = USERGROUP; + } else { + m->type = WORD; + } + TAILQ_INSERT_TAIL(&us->users, m, entries); + } + } + + /* Add source role as a comment. */ + if (role->cn != NULL) { + struct sudoers_comment *comment = NULL; + if (reuse_userspec) { + /* Try to re-use comment too. */ + STAILQ_FOREACH(comment, &us->comments, entries) { + if (strncmp(comment->str, "sudoRole ", 9) == 0) { + char *tmpstr; + if (asprintf(&tmpstr, "%s, %s", comment->str, role->cn) == -1) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + free(comment->str); + comment->str = tmpstr; + break; + } + } + } + if (comment == NULL) { + /* Create a new comment. */ + if ((comment = malloc(sizeof(*comment))) == NULL) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + if (asprintf(&comment->str, "sudoRole %s", role->cn) == -1) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + STAILQ_INSERT_TAIL(&us->comments, comment, entries); + } + } + + /* Convert role to sudoers privilege. */ + priv = sudo_ldap_role_to_priv(role->cn, STAILQ_FIRST(role->hosts), + STAILQ_FIRST(role->runasusers), STAILQ_FIRST(role->runasgroups), + STAILQ_FIRST(role->cmnds), STAILQ_FIRST(role->options), + role->notbefore, role->notafter, true, store_options, + sudoers_string_iter); + if (priv == NULL) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + + if (reuse_privilege) { + /* Hostspec unchanged, append cmndlist to previous privilege. */ + struct privilege *prev_priv = TAILQ_LAST(&us->privileges, privilege_list); + if (reuse_runas) { + /* Runas users and groups same if as in previous privilege. */ + struct member_list *runasuserlist = + TAILQ_FIRST(&prev_priv->cmndlist)->runasuserlist; + struct member_list *runasgrouplist = + TAILQ_FIRST(&prev_priv->cmndlist)->runasgrouplist; + struct cmndspec *cmndspec = TAILQ_FIRST(&priv->cmndlist); + + /* Free duplicate runas lists. */ + if (cmndspec->runasuserlist != NULL) { + free_members(cmndspec->runasuserlist); + free(cmndspec->runasuserlist); + } + if (cmndspec->runasgrouplist != NULL) { + free_members(cmndspec->runasgrouplist); + free(cmndspec->runasgrouplist); + } + + /* Update cmndspec with previous runas lists. */ + TAILQ_FOREACH(cmndspec, &priv->cmndlist, entries) { + cmndspec->runasuserlist = runasuserlist; + cmndspec->runasgrouplist = runasgrouplist; + } + } + TAILQ_CONCAT(&prev_priv->cmndlist, &priv->cmndlist, entries); + free_privilege(priv); + } else { + TAILQ_INSERT_TAIL(&us->privileges, priv, entries); + } + + /* Add finished userspec to the list if new. */ + if (!reuse_userspec) + TAILQ_INSERT_TAIL(&parse_tree->userspecs, us, entries); + + debug_return; +} + +/* + * Convert the list of sudoRoles to sudoers format and store in the parse tree. + */ +static void +ldif_to_sudoers(struct sudoers_parse_tree *parse_tree, + struct sudo_role_list *roles, unsigned int numroles, bool store_options) +{ + struct sudo_role **role_array, *role = NULL; + unsigned int n; + debug_decl(ldif_to_sudoers, SUDOERS_DEBUG_UTIL) + + /* Convert from list of roles to array and sort by order. */ + role_array = reallocarray(NULL, numroles + 1, sizeof(*role_array)); + for (n = 0; n < numroles; n++) { + if ((role = STAILQ_FIRST(roles)) == NULL) + break; /* cannot happen */ + STAILQ_REMOVE_HEAD(roles, entries); + role_array[n] = role; + } + role_array[n] = NULL; + qsort(role_array, numroles, sizeof(*role_array), role_order_cmp); + + /* + * Iterate over roles in sorted order, converting to sudoers. + */ + for (n = 0; n < numroles; n++) { + bool reuse_userspec = false; + bool reuse_privilege = false; + bool reuse_runas = false; + + role = role_array[n]; + + /* Check whether we can reuse the previous user and host specs */ + if (n > 0 && role->users == role_array[n - 1]->users) { + reuse_userspec = true; + + /* + * Since options are stored per-privilege we can't + * append to the previous privilege's cmndlist if + * we are storing options. + */ + if (!store_options) { + if (role->hosts == role_array[n - 1]->hosts) { + reuse_privilege = true; + + /* Reuse runasusers and runasgroups if possible. */ + if (role->runasusers == role_array[n - 1]->runasusers && + role->runasgroups == role_array[n - 1]->runasgroups) + reuse_runas = true; + } + } + } + + role_to_sudoers(parse_tree, role, store_options, reuse_userspec, + reuse_privilege, reuse_runas); + } + + /* Clean up. */ + for (n = 0; n < numroles; n++) + sudo_role_free(role_array[n]); + free(role_array); + + debug_return; +} + +/* + * Given a cn with possible quoted characters, return a copy of + * the cn with quote characters ('\\') removed. + * The caller is responsible for freeing the returned string. + */ +static +char *unquote_cn(const char *src) +{ + char *dst, *new_cn; + size_t len; + debug_decl(unquote_cn, SUDOERS_DEBUG_UTIL) + + len = strlen(src); + if ((new_cn = malloc(len + 1)) == NULL) + debug_return_str(NULL); + + for (dst = new_cn; *src != '\0';) { + if (src[0] == '\\' && src[1] != '\0') + src++; + *dst++ = *src++; + } + *dst = '\0'; + + debug_return_str(new_cn); +} + +/* + * Parse a sudoers file in LDIF format, https://tools.ietf.org/html/rfc2849 + * Parsed sudoRole objects are stored in the specified parse_tree which + * must already be initialized. + */ +bool +sudoers_parse_ldif(struct sudoers_parse_tree *parse_tree, + FILE *fp, const char *sudoers_base, bool store_options) +{ + struct sudo_role_list roles = STAILQ_HEAD_INITIALIZER(roles); + struct sudo_role *role = NULL; + struct rbtree *usercache, *groupcache, *hostcache; + unsigned numroles = 0; + bool in_role = false; + size_t linesize = 0; + char *attr, *line = NULL, *savedline = NULL; + ssize_t savedlen = 0; + bool mismatch = false; + debug_decl(sudoers_parse_ldif, SUDOERS_DEBUG_UTIL) + + /* Free old contents of the parse tree (if any). */ + free_parse_tree(parse_tree); + + /* + * We cache user, group and host lists to make it eay to detect when there + * are identical lists (simple pointer compare). This makes it possible + * to merge multiplpe sudoRole objects into a single UserSpec and/or + * Privilege. The lists are sorted since LDAP order is arbitrary. + */ + usercache = rbcreate(str_list_cmp); + groupcache = rbcreate(str_list_cmp); + hostcache = rbcreate(str_list_cmp); + if (usercache == NULL || groupcache == NULL || hostcache == NULL) + sudo_fatalx(U_("%s: %s"), __func__, U_("unable to allocate memory")); + + /* Read through input, parsing into sudo_roles and global defaults. */ + for (;;) { + int ch; + ssize_t len = getline(&line, &linesize, fp); + + /* Trim trailing return or newline. */ + while (len > 0 && (line[len - 1] == '\r' || line[len - 1] == '\n')) + line[--len] = '\0'; + + /* Blank line or EOF terminates an entry. */ + if (len <= 0) { + if (in_role) { + if (role->cn != NULL && strcmp(role->cn, "defaults") == 0) { + ldif_store_options(parse_tree, role->options); + sudo_role_free(role); + } else if (STAILQ_EMPTY(role->users) || + STAILQ_EMPTY(role->hosts) || STAILQ_EMPTY(role->cmnds)) { + /* Incomplete role. */ + sudo_warnx(U_("ignoring incomplete sudoRole: cn: %s"), + role->cn ? role->cn : "UNKNOWN"); + sudo_role_free(role); + } else { + /* Cache users, hosts, runasusers and runasgroups. */ + if (str_list_cache(usercache, &role->users) == -1 || + str_list_cache(hostcache, &role->hosts) == -1 || + str_list_cache(usercache, &role->runasusers) == -1 || + str_list_cache(groupcache, &role->runasgroups) == -1) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + + /* Store finished role. */ + STAILQ_INSERT_TAIL(&roles, role, entries); + numroles++; + } + role = NULL; + in_role = false; + } + if (len == -1) { + /* EOF */ + break; + } + mismatch = false; + continue; + } + + if (savedline != NULL) { + char *tmp; + + /* Append to saved line. */ + linesize = savedlen + len + 1; + if ((tmp = realloc(savedline, linesize)) == NULL) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + memcpy(tmp + savedlen, line, len + 1); + free(line); + line = tmp; + savedline = NULL; + } else { + /* Skip comment lines or records that don't match the base. */ + if (*line == '#' || mismatch) + continue; + } + + /* Check for folded line */ + if ((ch = getc(fp)) == ' ') { + /* folded line, append to the saved portion. */ + savedlen = len; + savedline = line; + line = NULL; + linesize = 0; + continue; + } else { + /* not folded, push back ch */ + ungetc(ch, fp); + } + + /* Parse dn and objectClass. */ + if (strncasecmp(line, "dn:", 3) == 0) { + /* Compare dn to base, if specified. */ + if (sudoers_base != NULL) { + attr = ldif_parse_attribute(line + 3); + if (attr == NULL) { + /* invalid attribute */ + mismatch = true; + continue; + } + /* Skip over cn if present. */ + if (strncasecmp(attr, "cn=", 3) == 0) { + for (attr += 3; *attr != '\0'; attr++) { + /* Handle escaped ',' chars. */ + if (*attr == '\\') + attr++; + if (*attr == ',') { + attr++; + break; + } + } + } + if (strcasecmp(attr, sudoers_base) != 0) { + /* Doesn't match base, skip the rest of it. */ + mismatch = true; + continue; + } + } + } else if (strncmp(line, "objectClass:", 12) == 0) { + attr = ldif_parse_attribute(line + 12); + if (attr != NULL && strcmp(attr, "sudoRole") == 0) { + /* Allocate new role as needed. */ + if (role == NULL) { + if ((role = sudo_role_alloc()) == NULL) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + } + in_role = true; + } + } + + /* Not in a sudoRole, keep reading. */ + if (!in_role) + continue; + + /* Part of a sudoRole, parse it. */ + if (strncmp(line, "cn:", 3) == 0) { + attr = ldif_parse_attribute(line + 3); + if (attr != NULL) { + free(role->cn); + role->cn = unquote_cn(attr); + if (role->cn == NULL) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + } + } else if (strncmp(line, "sudoUser:", 9) == 0) { + attr = ldif_parse_attribute(line + 9); + if (attr != NULL) + ldif_store_string(attr, role->users, true); + } else if (strncmp(line, "sudoHost:", 9) == 0) { + attr = ldif_parse_attribute(line + 9); + if (attr != NULL) + ldif_store_string(attr, role->hosts, true); + } else if (strncmp(line, "sudoRunAs:", 10) == 0) { + attr = ldif_parse_attribute(line + 10); + if (attr != NULL) + ldif_store_string(attr, role->runasusers, true); + } else if (strncmp(line, "sudoRunAsUser:", 14) == 0) { + attr = ldif_parse_attribute(line + 14); + if (attr != NULL) + ldif_store_string(attr, role->runasusers, true); + } else if (strncmp(line, "sudoRunAsGroup:", 15) == 0) { + attr = ldif_parse_attribute(line + 15); + if (attr != NULL) + ldif_store_string(attr, role->runasgroups, true); + } else if (strncmp(line, "sudoCommand:", 12) == 0) { + attr = ldif_parse_attribute(line + 12); + if (attr != NULL) + ldif_store_string(attr, role->cmnds, false); + } else if (strncmp(line, "sudoOption:", 11) == 0) { + attr = ldif_parse_attribute(line + 11); + if (attr != NULL) + ldif_store_string(attr, role->options, false); + } else if (strncmp(line, "sudoOrder:", 10) == 0) { + char *ep; + attr = ldif_parse_attribute(line + 10); + if (attr != NULL) { + role->order = strtod(attr, &ep); + if (ep == attr || *ep != '\0') + sudo_warnx(U_("invalid sudoOrder attribute: %s"), attr); + } + } else if (strncmp(line, "sudoNotBefore:", 14) == 0) { + attr = ldif_parse_attribute(line + 14); + if (attr != NULL) { + free(role->notbefore); + role->notbefore = strdup(attr); + if (role->notbefore == NULL) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + } + } else if (strncmp(line, "sudoNotAfter:", 13) == 0) { + attr = ldif_parse_attribute(line + 13); + if (attr != NULL) { + free(role->notafter); + role->notafter = strdup(attr); + if (role->notafter == NULL) { + sudo_fatalx(U_("%s: %s"), __func__, + U_("unable to allocate memory")); + } + } + } + } + sudo_role_free(role); + free(line); + + /* Convert from roles to sudoers data structures. */ + ldif_to_sudoers(parse_tree, &roles, numroles, store_options); + + /* Clean up. */ + rbdestroy(usercache, str_list_free); + rbdestroy(groupcache, str_list_free); + rbdestroy(hostcache, str_list_free); + + if (fp != stdin) + fclose(fp); + + debug_return_bool(true); +} |