bc5e2d06a7
single place where we free the defaults. A pointer to the previous Default's binding may be passed in to avoid freeing an already free binding.
2243 lines
61 KiB
C
2243 lines
61 KiB
C
#include <config.h>
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#include <stdlib.h>
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#include <string.h>
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#define YYBYACC 1
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#define YYMAJOR 1
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#define YYMINOR 9
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#define YYLEX yylex()
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#define YYEMPTY -1
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#define yyclearin (yychar=(YYEMPTY))
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#define yyerrok (yyerrflag=0)
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#define YYRECOVERING() (yyerrflag!=0)
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#define yyparse sudoersparse
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#define yylex sudoerslex
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#define yyerror sudoerserror
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#define yychar sudoerschar
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#define yyval sudoersval
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#define yylval sudoerslval
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#define yydebug sudoersdebug
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#define yynerrs sudoersnerrs
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#define yyerrflag sudoerserrflag
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#define yyss sudoersss
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#define yysslim sudoerssslim
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#define yyssp sudoersssp
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#define yyvs sudoersvs
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#define yyvsp sudoersvsp
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#define yystacksize sudoersstacksize
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#define yylhs sudoerslhs
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#define yylen sudoerslen
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#define yydefred sudoersdefred
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#define yydgoto sudoersdgoto
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#define yysindex sudoerssindex
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#define yyrindex sudoersrindex
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#define yygindex sudoersgindex
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#define yytable sudoerstable
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#define yycheck sudoerscheck
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#define yyname sudoersname
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#define yyrule sudoersrule
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#define YYPREFIX "sudoers"
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#line 2 "gram.y"
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/*
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* Copyright (c) 1996, 1998-2005, 2007-2013, 2014-2017
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* Todd C. Miller <Todd.Miller@sudo.ws>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Sponsored in part by the Defense Advanced Research Projects
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* Agency (DARPA) and Air Force Research Laboratory, Air Force
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* Materiel Command, USAF, under agreement number F39502-99-1-0512.
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*/
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#include <config.h>
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#include <sys/types.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stddef.h>
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#ifdef HAVE_STRING_H
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# include <string.h>
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#endif /* HAVE_STRING_H */
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif /* HAVE_STRINGS_H */
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#include <unistd.h>
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#if defined(HAVE_STDINT_H)
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# include <stdint.h>
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#elif defined(HAVE_INTTYPES_H)
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# include <inttypes.h>
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#endif
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#if defined(YYBISON) && defined(HAVE_ALLOCA_H) && !defined(__GNUC__)
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# include <alloca.h>
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#endif /* YYBISON && HAVE_ALLOCA_H && !__GNUC__ */
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#include <errno.h>
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#include "sudoers.h" /* XXX */
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#include "parse.h"
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#include "toke.h"
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/* If we last saw a newline the entry is on the preceding line. */
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#define this_lineno (last_token == COMMENT ? sudolineno - 1 : sudolineno)
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/*
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* Globals
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*/
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bool sudoers_warnings = true;
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bool parse_error = false;
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int errorlineno = -1;
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char *errorfile = NULL;
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struct defaults_list defaults = TAILQ_HEAD_INITIALIZER(defaults);
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struct userspec_list userspecs = TAILQ_HEAD_INITIALIZER(userspecs);
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/*
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* Local protoypes
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*/
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static void init_options(struct command_options *opts);
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static bool add_defaults(int, struct member *, struct defaults *);
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static bool add_userspec(struct member *, struct privilege *);
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static struct defaults *new_default(char *, char *, short);
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static struct member *new_member(char *, int);
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static struct sudo_digest *new_digest(int, char *);
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#line 77 "gram.y"
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#ifndef YYSTYPE_DEFINED
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#define YYSTYPE_DEFINED
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typedef union {
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struct cmndspec *cmndspec;
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struct defaults *defaults;
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struct member *member;
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struct runascontainer *runas;
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struct privilege *privilege;
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struct sudo_digest *digest;
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struct sudo_command command;
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struct command_options options;
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struct cmndtag tag;
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char *string;
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int tok;
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} YYSTYPE;
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#endif /* YYSTYPE_DEFINED */
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#line 130 "gram.c"
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#define COMMAND 257
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#define ALIAS 258
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#define DEFVAR 259
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#define NTWKADDR 260
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#define NETGROUP 261
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#define USERGROUP 262
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#define WORD 263
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#define DIGEST 264
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#define DEFAULTS 265
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#define DEFAULTS_HOST 266
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#define DEFAULTS_USER 267
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#define DEFAULTS_RUNAS 268
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#define DEFAULTS_CMND 269
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#define NOPASSWD 270
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#define PASSWD 271
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#define NOEXEC 272
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#define EXEC 273
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#define SETENV 274
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#define NOSETENV 275
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#define LOG_INPUT 276
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#define NOLOG_INPUT 277
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#define LOG_OUTPUT 278
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#define NOLOG_OUTPUT 279
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#define MAIL 280
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#define NOMAIL 281
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#define FOLLOW 282
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#define NOFOLLOW 283
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#define ALL 284
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#define COMMENT 285
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#define HOSTALIAS 286
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#define CMNDALIAS 287
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#define USERALIAS 288
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#define RUNASALIAS 289
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#define ERROR 290
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#define TYPE 291
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#define ROLE 292
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#define PRIVS 293
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#define LIMITPRIVS 294
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#define CMND_TIMEOUT 295
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#define NOTBEFORE 296
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#define NOTAFTER 297
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#define MYSELF 298
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#define SHA224_TOK 299
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#define SHA256_TOK 300
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#define SHA384_TOK 301
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#define SHA512_TOK 302
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#define YYERRCODE 256
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#if defined(__cplusplus) || defined(__STDC__)
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const short sudoerslhs[] =
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#else
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short sudoerslhs[] =
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#endif
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{ -1,
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0, 0, 32, 32, 33, 33, 33, 33, 33, 33,
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33, 33, 33, 33, 33, 33, 4, 4, 3, 3,
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3, 3, 3, 21, 21, 20, 11, 11, 9, 9,
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9, 9, 9, 2, 2, 1, 31, 31, 31, 31,
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7, 7, 6, 6, 28, 29, 30, 24, 25, 26,
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27, 18, 18, 19, 19, 19, 19, 19, 23, 23,
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23, 23, 23, 23, 23, 23, 22, 22, 22, 22,
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22, 22, 22, 22, 22, 22, 22, 22, 22, 22,
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22, 5, 5, 5, 35, 35, 38, 10, 10, 36,
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36, 39, 8, 8, 37, 37, 40, 34, 34, 41,
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14, 14, 12, 12, 13, 13, 13, 13, 13, 17,
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17, 15, 15, 16, 16, 16,
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};
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#if defined(__cplusplus) || defined(__STDC__)
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const short sudoerslen[] =
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#else
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short sudoerslen[] =
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#endif
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{ 2,
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0, 1, 1, 2, 1, 2, 2, 2, 2, 2,
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2, 2, 3, 3, 3, 3, 1, 3, 1, 2,
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3, 3, 3, 1, 3, 3, 1, 2, 1, 1,
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1, 1, 1, 1, 3, 4, 3, 3, 3, 3,
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1, 2, 1, 2, 3, 3, 3, 3, 3, 3,
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3, 0, 3, 0, 1, 3, 2, 1, 0, 2,
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2, 2, 2, 2, 2, 2, 0, 2, 2, 2,
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2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
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2, 1, 1, 1, 1, 3, 3, 1, 3, 1,
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3, 3, 1, 3, 1, 3, 3, 1, 3, 3,
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1, 3, 1, 2, 1, 1, 1, 1, 1, 1,
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3, 1, 2, 1, 1, 1,
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};
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#if defined(__cplusplus) || defined(__STDC__)
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const short sudoersdefred[] =
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#else
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short sudoersdefred[] =
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#endif
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{ 0,
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0, 105, 107, 108, 109, 0, 0, 0, 0, 0,
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106, 5, 0, 0, 0, 0, 0, 0, 101, 103,
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0, 0, 3, 6, 0, 0, 17, 0, 29, 32,
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31, 33, 30, 0, 27, 0, 88, 0, 0, 84,
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83, 82, 0, 0, 0, 0, 0, 43, 41, 93,
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0, 0, 0, 0, 85, 0, 0, 90, 0, 0,
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98, 0, 0, 95, 104, 0, 0, 24, 0, 4,
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0, 0, 0, 20, 0, 28, 0, 0, 0, 0,
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44, 0, 0, 0, 0, 0, 0, 42, 0, 0,
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0, 0, 0, 0, 0, 0, 102, 0, 0, 21,
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22, 23, 18, 89, 37, 38, 39, 40, 94, 0,
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86, 0, 91, 0, 99, 0, 96, 0, 34, 0,
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59, 25, 0, 0, 0, 0, 0, 114, 116, 115,
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0, 110, 112, 0, 0, 53, 35, 0, 0, 0,
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0, 0, 0, 0, 0, 63, 64, 65, 66, 62,
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60, 61, 113, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 68, 69, 70, 71, 72, 73, 74, 75,
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76, 77, 80, 81, 78, 79, 36, 111, 49, 48,
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50, 51, 45, 46, 47,
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};
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#if defined(__cplusplus) || defined(__STDC__)
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const short sudoersdgoto[] =
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#else
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short sudoersdgoto[] =
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#endif
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{ 18,
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119, 120, 27, 28, 48, 49, 50, 51, 35, 67,
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37, 19, 20, 21, 132, 133, 134, 121, 125, 68,
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69, 145, 127, 146, 147, 148, 149, 150, 151, 152,
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52, 22, 23, 60, 54, 57, 63, 55, 58, 64,
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61,
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};
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#if defined(__cplusplus) || defined(__STDC__)
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const short sudoerssindex[] =
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#else
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short sudoerssindex[] =
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#endif
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{ 512,
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-272, 0, 0, 0, 0, -23, 227, -19, -19, -5,
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0, 0, -239, -236, -234, -232, -231, 0, 0, 0,
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-33, 512, 0, 0, -3, -220, 0, 3, 0, 0,
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0, 0, 0, -225, 0, -28, 0, -24, -24, 0,
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0, 0, -240, -15, -8, 2, 4, 0, 0, 0,
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-21, -12, -9, 6, 0, 7, 12, 0, 10, 14,
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0, 13, 25, 0, 0, -19, -36, 0, 26, 0,
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-208, -202, -198, 0, -23, 0, 227, 3, 3, 3,
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0, -179, -178, -174, -173, -5, 3, 0, 227, -239,
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-5, -236, -19, -234, -19, -232, 0, 52, 227, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 50,
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0, 51, 0, 54, 0, 54, 0, -29, 0, 55,
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0, 0, 289, -7, 59, 52, -216, 0, 0, 0,
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-217, 0, 0, 57, 289, 0, 0, 32, 41, 42,
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43, 44, 45, 47, 450, 0, 0, 0, 0, 0,
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0, 0, 0, 289, 57, -154, -153, -150, -149, -148,
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-147, -146, 0, 0, 0, 0, 0, 0, 0, 0,
|
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0,};
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#if defined(__cplusplus) || defined(__STDC__)
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const short sudoersrindex[] =
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#else
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short sudoersrindex[] =
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#endif
|
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{ 118,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
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0, 119, 0, 0, 1, 0, 0, 145, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
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0, 0, 0, 159, 0, 0, 193, 0, 0, 207,
|
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0, 0, 241, 0, 0, 0, 0, 0, 275, 0,
|
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0, 0, 0, 0, 0, 0, 0, 309, 323, 357,
|
|
0, 0, 0, 0, 0, 0, 371, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 404, 0, 0,
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|
0, 0, 0, 0, 0, 0, 0, 0, 0, 15,
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0, 49, 0, 63, 0, 97, 0, 79, 0, 111,
|
|
0, 0, 81, 82, 0, 404, 483, 0, 0, 0,
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0, 0, 0, 83, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 84, 0, 0, 0, 0, 0,
|
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0,};
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#if defined(__cplusplus) || defined(__STDC__)
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const short sudoersgindex[] =
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#else
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short sudoersgindex[] =
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#endif
|
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{ 0,
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5, 0, 53, 18, 86, 74, -79, 36, 98, -1,
|
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56, 68, 120, -6, -18, 8, 11, 0, 0, 39,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 113, 0, 0, 0, 0, 58, 48, 46,
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60,
|
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};
|
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#define YYTABLESIZE 801
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#if defined(__cplusplus) || defined(__STDC__)
|
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const short sudoerstable[] =
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#else
|
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short sudoerstable[] =
|
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#endif
|
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{ 34,
|
|
19, 38, 39, 17, 26, 36, 109, 77, 26, 26,
|
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66, 26, 24, 17, 87, 77, 40, 41, 53, 66,
|
|
43, 56, 86, 59, 98, 62, 2, 43, 123, 3,
|
|
4, 5, 29, 19, 30, 31, 66, 32, 74, 72,
|
|
128, 73, 82, 42, 19, 129, 75, 87, 92, 83,
|
|
135, 89, 11, 78, 100, 79, 80, 71, 33, 84,
|
|
101, 85, 100, 90, 102, 177, 130, 91, 87, 92,
|
|
93, 94, 87, 95, 138, 139, 140, 141, 142, 143,
|
|
144, 92, 96, 99, 105, 106, 114, 110, 116, 107,
|
|
108, 118, 156, 77, 86, 100, 97, 66, 126, 136,
|
|
154, 157, 158, 159, 160, 161, 92, 162, 179, 180,
|
|
26, 124, 181, 182, 183, 184, 185, 1, 2, 54,
|
|
100, 58, 55, 57, 56, 88, 112, 103, 81, 97,
|
|
137, 76, 104, 97, 70, 178, 65, 122, 153, 113,
|
|
0, 117, 0, 26, 12, 155, 0, 111, 0, 0,
|
|
0, 0, 0, 115, 97, 0, 0, 0, 9, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 26, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 12, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 9, 10, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 8, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 29, 10, 30, 31, 2, 32,
|
|
25, 3, 4, 5, 25, 25, 0, 25, 2, 8,
|
|
11, 3, 4, 5, 40, 41, 0, 0, 0, 0,
|
|
33, 40, 41, 0, 11, 0, 19, 0, 19, 34,
|
|
0, 19, 19, 19, 11, 19, 19, 19, 19, 19,
|
|
87, 42, 87, 11, 7, 87, 87, 87, 42, 87,
|
|
87, 87, 87, 87, 19, 19, 19, 19, 19, 19,
|
|
0, 0, 0, 44, 45, 46, 47, 0, 87, 87,
|
|
87, 87, 87, 87, 92, 0, 92, 7, 15, 92,
|
|
92, 92, 0, 92, 92, 92, 92, 92, 100, 0,
|
|
100, 131, 13, 100, 100, 100, 0, 100, 100, 100,
|
|
100, 100, 92, 92, 92, 92, 92, 92, 0, 0,
|
|
0, 15, 0, 0, 0, 0, 100, 100, 100, 100,
|
|
100, 100, 97, 0, 97, 13, 14, 97, 97, 97,
|
|
0, 97, 97, 97, 97, 97, 26, 0, 26, 0,
|
|
16, 26, 26, 26, 0, 26, 26, 26, 26, 26,
|
|
97, 97, 97, 97, 97, 97, 0, 0, 0, 14,
|
|
0, 0, 0, 0, 26, 26, 26, 26, 26, 26,
|
|
12, 0, 12, 16, 0, 12, 12, 12, 0, 12,
|
|
12, 12, 12, 12, 9, 0, 9, 0, 0, 9,
|
|
9, 9, 0, 9, 9, 9, 9, 9, 12, 12,
|
|
12, 12, 12, 12, 0, 0, 52, 0, 0, 0,
|
|
0, 0, 9, 9, 9, 9, 9, 9, 10, 0,
|
|
10, 0, 0, 10, 10, 10, 0, 10, 10, 10,
|
|
10, 10, 8, 0, 8, 0, 0, 8, 8, 8,
|
|
0, 8, 8, 8, 8, 8, 10, 10, 10, 10,
|
|
10, 10, 43, 0, 29, 0, 30, 31, 0, 32,
|
|
8, 8, 8, 8, 8, 8, 11, 0, 11, 0,
|
|
0, 11, 11, 11, 0, 11, 11, 11, 11, 11,
|
|
33, 0, 0, 0, 0, 67, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 11, 11, 11, 11, 11, 11,
|
|
7, 0, 7, 0, 0, 7, 7, 7, 0, 7,
|
|
7, 7, 7, 7, 17, 0, 128, 0, 0, 0,
|
|
0, 129, 0, 0, 0, 0, 0, 0, 7, 7,
|
|
7, 7, 7, 7, 15, 0, 15, 0, 0, 15,
|
|
15, 15, 130, 15, 15, 15, 15, 15, 13, 0,
|
|
13, 0, 0, 13, 13, 13, 0, 13, 13, 13,
|
|
13, 13, 15, 15, 15, 15, 15, 15, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 13, 13, 13, 13,
|
|
13, 13, 14, 0, 14, 0, 0, 14, 14, 14,
|
|
0, 14, 14, 14, 14, 14, 16, 0, 16, 0,
|
|
0, 16, 16, 16, 0, 16, 16, 16, 16, 16,
|
|
14, 14, 14, 14, 14, 14, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 16, 16, 16, 16, 16, 16,
|
|
52, 52, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 52, 52, 52, 52, 52, 52, 52,
|
|
52, 52, 52, 52, 52, 52, 52, 52, 0, 0,
|
|
0, 0, 0, 0, 52, 52, 52, 52, 52, 52,
|
|
52, 0, 52, 52, 52, 52, 40, 41, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 163,
|
|
164, 165, 166, 167, 168, 169, 170, 171, 172, 173,
|
|
174, 175, 176, 42, 0, 0, 0, 0, 0, 67,
|
|
67, 0, 0, 0, 0, 0, 0, 0, 44, 45,
|
|
46, 47, 67, 67, 67, 67, 67, 67, 67, 67,
|
|
67, 67, 67, 67, 67, 67, 67, 1, 0, 2,
|
|
0, 0, 3, 4, 5, 0, 6, 7, 8, 9,
|
|
10, 67, 67, 67, 67, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 11, 12, 13, 14, 15,
|
|
16,
|
|
};
|
|
#if defined(__cplusplus) || defined(__STDC__)
|
|
const short sudoerscheck[] =
|
|
#else
|
|
short sudoerscheck[] =
|
|
#endif
|
|
{ 33,
|
|
0, 8, 9, 33, 33, 7, 86, 44, 33, 33,
|
|
44, 33, 285, 33, 0, 44, 257, 258, 258, 44,
|
|
33, 258, 44, 258, 61, 258, 258, 33, 58, 261,
|
|
262, 263, 258, 33, 260, 261, 44, 263, 259, 43,
|
|
258, 45, 58, 284, 44, 263, 44, 33, 0, 58,
|
|
58, 61, 284, 36, 263, 38, 39, 61, 284, 58,
|
|
263, 58, 0, 58, 263, 145, 284, 61, 51, 58,
|
|
61, 58, 58, 61, 291, 292, 293, 294, 295, 296,
|
|
297, 33, 58, 58, 264, 264, 93, 89, 95, 264,
|
|
264, 40, 61, 44, 44, 33, 0, 44, 44, 41,
|
|
44, 61, 61, 61, 61, 61, 58, 61, 263, 263,
|
|
0, 118, 263, 263, 263, 263, 263, 0, 0, 41,
|
|
58, 41, 41, 41, 41, 52, 91, 75, 43, 33,
|
|
126, 34, 77, 66, 22, 154, 17, 99, 131, 92,
|
|
-1, 96, -1, 33, 0, 135, -1, 90, -1, -1,
|
|
-1, -1, -1, 94, 58, -1, -1, -1, 0, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1, 58, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, 33, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, 33, 0, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, 0, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, 258, 33, 260, 261, 258, 263,
|
|
259, 261, 262, 263, 259, 259, -1, 259, 258, 33,
|
|
0, 261, 262, 263, 257, 258, -1, -1, -1, -1,
|
|
284, 257, 258, -1, 284, -1, 256, -1, 258, 33,
|
|
-1, 261, 262, 263, 284, 265, 266, 267, 268, 269,
|
|
256, 284, 258, 33, 0, 261, 262, 263, 284, 265,
|
|
266, 267, 268, 269, 284, 285, 286, 287, 288, 289,
|
|
-1, -1, -1, 299, 300, 301, 302, -1, 284, 285,
|
|
286, 287, 288, 289, 256, -1, 258, 33, 0, 261,
|
|
262, 263, -1, 265, 266, 267, 268, 269, 256, -1,
|
|
258, 33, 0, 261, 262, 263, -1, 265, 266, 267,
|
|
268, 269, 284, 285, 286, 287, 288, 289, -1, -1,
|
|
-1, 33, -1, -1, -1, -1, 284, 285, 286, 287,
|
|
288, 289, 256, -1, 258, 33, 0, 261, 262, 263,
|
|
-1, 265, 266, 267, 268, 269, 256, -1, 258, -1,
|
|
0, 261, 262, 263, -1, 265, 266, 267, 268, 269,
|
|
284, 285, 286, 287, 288, 289, -1, -1, -1, 33,
|
|
-1, -1, -1, -1, 284, 285, 286, 287, 288, 289,
|
|
256, -1, 258, 33, -1, 261, 262, 263, -1, 265,
|
|
266, 267, 268, 269, 256, -1, 258, -1, -1, 261,
|
|
262, 263, -1, 265, 266, 267, 268, 269, 284, 285,
|
|
286, 287, 288, 289, -1, -1, 33, -1, -1, -1,
|
|
-1, -1, 284, 285, 286, 287, 288, 289, 256, -1,
|
|
258, -1, -1, 261, 262, 263, -1, 265, 266, 267,
|
|
268, 269, 256, -1, 258, -1, -1, 261, 262, 263,
|
|
-1, 265, 266, 267, 268, 269, 284, 285, 286, 287,
|
|
288, 289, 33, -1, 258, -1, 260, 261, -1, 263,
|
|
284, 285, 286, 287, 288, 289, 256, -1, 258, -1,
|
|
-1, 261, 262, 263, -1, 265, 266, 267, 268, 269,
|
|
284, -1, -1, -1, -1, 33, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, 284, 285, 286, 287, 288, 289,
|
|
256, -1, 258, -1, -1, 261, 262, 263, -1, 265,
|
|
266, 267, 268, 269, 33, -1, 258, -1, -1, -1,
|
|
-1, 263, -1, -1, -1, -1, -1, -1, 284, 285,
|
|
286, 287, 288, 289, 256, -1, 258, -1, -1, 261,
|
|
262, 263, 284, 265, 266, 267, 268, 269, 256, -1,
|
|
258, -1, -1, 261, 262, 263, -1, 265, 266, 267,
|
|
268, 269, 284, 285, 286, 287, 288, 289, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, 284, 285, 286, 287,
|
|
288, 289, 256, -1, 258, -1, -1, 261, 262, 263,
|
|
-1, 265, 266, 267, 268, 269, 256, -1, 258, -1,
|
|
-1, 261, 262, 263, -1, 265, 266, 267, 268, 269,
|
|
284, 285, 286, 287, 288, 289, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, 284, 285, 286, 287, 288, 289,
|
|
257, 258, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, 270, 271, 272, 273, 274, 275, 276,
|
|
277, 278, 279, 280, 281, 282, 283, 284, -1, -1,
|
|
-1, -1, -1, -1, 291, 292, 293, 294, 295, 296,
|
|
297, -1, 299, 300, 301, 302, 257, 258, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, 270,
|
|
271, 272, 273, 274, 275, 276, 277, 278, 279, 280,
|
|
281, 282, 283, 284, -1, -1, -1, -1, -1, 257,
|
|
258, -1, -1, -1, -1, -1, -1, -1, 299, 300,
|
|
301, 302, 270, 271, 272, 273, 274, 275, 276, 277,
|
|
278, 279, 280, 281, 282, 283, 284, 256, -1, 258,
|
|
-1, -1, 261, 262, 263, -1, 265, 266, 267, 268,
|
|
269, 299, 300, 301, 302, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, 284, 285, 286, 287, 288,
|
|
289,
|
|
};
|
|
#define YYFINAL 18
|
|
#ifndef YYDEBUG
|
|
#define YYDEBUG 0
|
|
#endif
|
|
#define YYMAXTOKEN 302
|
|
#if YYDEBUG
|
|
#if defined(__cplusplus) || defined(__STDC__)
|
|
const char * const sudoersname[] =
|
|
#else
|
|
char *sudoersname[] =
|
|
#endif
|
|
{
|
|
"end-of-file",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
|
|
"'!'",0,0,0,0,0,0,"'('","')'",0,"'+'","','","'-'",0,0,0,0,0,0,0,0,0,0,0,0,"':'",
|
|
0,0,"'='",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
|
|
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
|
|
"COMMAND","ALIAS","DEFVAR","NTWKADDR","NETGROUP","USERGROUP","WORD","DIGEST",
|
|
"DEFAULTS","DEFAULTS_HOST","DEFAULTS_USER","DEFAULTS_RUNAS","DEFAULTS_CMND",
|
|
"NOPASSWD","PASSWD","NOEXEC","EXEC","SETENV","NOSETENV","LOG_INPUT",
|
|
"NOLOG_INPUT","LOG_OUTPUT","NOLOG_OUTPUT","MAIL","NOMAIL","FOLLOW","NOFOLLOW",
|
|
"ALL","COMMENT","HOSTALIAS","CMNDALIAS","USERALIAS","RUNASALIAS","ERROR","TYPE",
|
|
"ROLE","PRIVS","LIMITPRIVS","CMND_TIMEOUT","NOTBEFORE","NOTAFTER","MYSELF",
|
|
"SHA224_TOK","SHA256_TOK","SHA384_TOK","SHA512_TOK",
|
|
};
|
|
#if defined(__cplusplus) || defined(__STDC__)
|
|
const char * const sudoersrule[] =
|
|
#else
|
|
char *sudoersrule[] =
|
|
#endif
|
|
{"$accept : file",
|
|
"file :",
|
|
"file : line",
|
|
"line : entry",
|
|
"line : line entry",
|
|
"entry : COMMENT",
|
|
"entry : error COMMENT",
|
|
"entry : userlist privileges",
|
|
"entry : USERALIAS useraliases",
|
|
"entry : HOSTALIAS hostaliases",
|
|
"entry : CMNDALIAS cmndaliases",
|
|
"entry : RUNASALIAS runasaliases",
|
|
"entry : DEFAULTS defaults_list",
|
|
"entry : DEFAULTS_USER userlist defaults_list",
|
|
"entry : DEFAULTS_RUNAS userlist defaults_list",
|
|
"entry : DEFAULTS_HOST hostlist defaults_list",
|
|
"entry : DEFAULTS_CMND cmndlist defaults_list",
|
|
"defaults_list : defaults_entry",
|
|
"defaults_list : defaults_list ',' defaults_entry",
|
|
"defaults_entry : DEFVAR",
|
|
"defaults_entry : '!' DEFVAR",
|
|
"defaults_entry : DEFVAR '=' WORD",
|
|
"defaults_entry : DEFVAR '+' WORD",
|
|
"defaults_entry : DEFVAR '-' WORD",
|
|
"privileges : privilege",
|
|
"privileges : privileges ':' privilege",
|
|
"privilege : hostlist '=' cmndspeclist",
|
|
"ophost : host",
|
|
"ophost : '!' host",
|
|
"host : ALIAS",
|
|
"host : ALL",
|
|
"host : NETGROUP",
|
|
"host : NTWKADDR",
|
|
"host : WORD",
|
|
"cmndspeclist : cmndspec",
|
|
"cmndspeclist : cmndspeclist ',' cmndspec",
|
|
"cmndspec : runasspec options cmndtag digcmnd",
|
|
"digest : SHA224_TOK ':' DIGEST",
|
|
"digest : SHA256_TOK ':' DIGEST",
|
|
"digest : SHA384_TOK ':' DIGEST",
|
|
"digest : SHA512_TOK ':' DIGEST",
|
|
"digcmnd : opcmnd",
|
|
"digcmnd : digest opcmnd",
|
|
"opcmnd : cmnd",
|
|
"opcmnd : '!' cmnd",
|
|
"timeoutspec : CMND_TIMEOUT '=' WORD",
|
|
"notbeforespec : NOTBEFORE '=' WORD",
|
|
"notafterspec : NOTAFTER '=' WORD",
|
|
"rolespec : ROLE '=' WORD",
|
|
"typespec : TYPE '=' WORD",
|
|
"privsspec : PRIVS '=' WORD",
|
|
"limitprivsspec : LIMITPRIVS '=' WORD",
|
|
"runasspec :",
|
|
"runasspec : '(' runaslist ')'",
|
|
"runaslist :",
|
|
"runaslist : userlist",
|
|
"runaslist : userlist ':' grouplist",
|
|
"runaslist : ':' grouplist",
|
|
"runaslist : ':'",
|
|
"options :",
|
|
"options : options notbeforespec",
|
|
"options : options notafterspec",
|
|
"options : options timeoutspec",
|
|
"options : options rolespec",
|
|
"options : options typespec",
|
|
"options : options privsspec",
|
|
"options : options limitprivsspec",
|
|
"cmndtag :",
|
|
"cmndtag : cmndtag NOPASSWD",
|
|
"cmndtag : cmndtag PASSWD",
|
|
"cmndtag : cmndtag NOEXEC",
|
|
"cmndtag : cmndtag EXEC",
|
|
"cmndtag : cmndtag SETENV",
|
|
"cmndtag : cmndtag NOSETENV",
|
|
"cmndtag : cmndtag LOG_INPUT",
|
|
"cmndtag : cmndtag NOLOG_INPUT",
|
|
"cmndtag : cmndtag LOG_OUTPUT",
|
|
"cmndtag : cmndtag NOLOG_OUTPUT",
|
|
"cmndtag : cmndtag FOLLOW",
|
|
"cmndtag : cmndtag NOFOLLOW",
|
|
"cmndtag : cmndtag MAIL",
|
|
"cmndtag : cmndtag NOMAIL",
|
|
"cmnd : ALL",
|
|
"cmnd : ALIAS",
|
|
"cmnd : COMMAND",
|
|
"hostaliases : hostalias",
|
|
"hostaliases : hostaliases ':' hostalias",
|
|
"hostalias : ALIAS '=' hostlist",
|
|
"hostlist : ophost",
|
|
"hostlist : hostlist ',' ophost",
|
|
"cmndaliases : cmndalias",
|
|
"cmndaliases : cmndaliases ':' cmndalias",
|
|
"cmndalias : ALIAS '=' cmndlist",
|
|
"cmndlist : digcmnd",
|
|
"cmndlist : cmndlist ',' digcmnd",
|
|
"runasaliases : runasalias",
|
|
"runasaliases : runasaliases ':' runasalias",
|
|
"runasalias : ALIAS '=' userlist",
|
|
"useraliases : useralias",
|
|
"useraliases : useraliases ':' useralias",
|
|
"useralias : ALIAS '=' userlist",
|
|
"userlist : opuser",
|
|
"userlist : userlist ',' opuser",
|
|
"opuser : user",
|
|
"opuser : '!' user",
|
|
"user : ALIAS",
|
|
"user : ALL",
|
|
"user : NETGROUP",
|
|
"user : USERGROUP",
|
|
"user : WORD",
|
|
"grouplist : opgroup",
|
|
"grouplist : grouplist ',' opgroup",
|
|
"opgroup : group",
|
|
"opgroup : '!' group",
|
|
"group : ALIAS",
|
|
"group : ALL",
|
|
"group : WORD",
|
|
};
|
|
#endif
|
|
#ifdef YYSTACKSIZE
|
|
#undef YYMAXDEPTH
|
|
#define YYMAXDEPTH YYSTACKSIZE
|
|
#else
|
|
#ifdef YYMAXDEPTH
|
|
#define YYSTACKSIZE YYMAXDEPTH
|
|
#else
|
|
#define YYSTACKSIZE 10000
|
|
#define YYMAXDEPTH 10000
|
|
#endif
|
|
#endif
|
|
#define YYINITSTACKSIZE 200
|
|
/* LINTUSED */
|
|
int yydebug;
|
|
int yynerrs;
|
|
int yyerrflag;
|
|
int yychar;
|
|
short *yyssp;
|
|
YYSTYPE *yyvsp;
|
|
YYSTYPE yyval;
|
|
YYSTYPE yylval;
|
|
short *yyss;
|
|
short *yysslim;
|
|
YYSTYPE *yyvs;
|
|
unsigned int yystacksize;
|
|
int yyparse(void);
|
|
#line 899 "gram.y"
|
|
void
|
|
sudoerserror(const char *s)
|
|
{
|
|
debug_decl(sudoerserror, SUDOERS_DEBUG_PARSER)
|
|
|
|
/* Save the line the first error occurred on. */
|
|
if (errorlineno == -1) {
|
|
errorlineno = this_lineno;
|
|
rcstr_delref(errorfile);
|
|
errorfile = rcstr_addref(sudoers);
|
|
}
|
|
if (sudoers_warnings && s != NULL) {
|
|
LEXTRACE("<*> ");
|
|
#ifndef TRACELEXER
|
|
if (trace_print == NULL || trace_print == sudoers_trace_print) {
|
|
const char fmt[] = ">>> %s: %s near line %d <<<\n";
|
|
int oldlocale;
|
|
|
|
/* Warnings are displayed in the user's locale. */
|
|
sudoers_setlocale(SUDOERS_LOCALE_USER, &oldlocale);
|
|
sudo_printf(SUDO_CONV_ERROR_MSG, _(fmt), sudoers, _(s), this_lineno);
|
|
sudoers_setlocale(oldlocale, NULL);
|
|
}
|
|
#endif
|
|
}
|
|
parse_error = true;
|
|
debug_return;
|
|
}
|
|
|
|
static struct defaults *
|
|
new_default(char *var, char *val, short op)
|
|
{
|
|
struct defaults *d;
|
|
debug_decl(new_default, SUDOERS_DEBUG_PARSER)
|
|
|
|
if ((d = calloc(1, sizeof(struct defaults))) == NULL) {
|
|
sudo_debug_printf(SUDO_DEBUG_ERROR|SUDO_DEBUG_LINENO,
|
|
"unable to allocate memory");
|
|
debug_return_ptr(NULL);
|
|
}
|
|
|
|
d->var = var;
|
|
d->val = val;
|
|
/* d->type = 0; */
|
|
d->op = op;
|
|
/* d->binding = NULL */
|
|
d->lineno = this_lineno;
|
|
d->file = rcstr_addref(sudoers);
|
|
HLTQ_INIT(d, entries);
|
|
|
|
debug_return_ptr(d);
|
|
}
|
|
|
|
static struct member *
|
|
new_member(char *name, int type)
|
|
{
|
|
struct member *m;
|
|
debug_decl(new_member, SUDOERS_DEBUG_PARSER)
|
|
|
|
if ((m = calloc(1, sizeof(struct member))) == NULL) {
|
|
sudo_debug_printf(SUDO_DEBUG_ERROR|SUDO_DEBUG_LINENO,
|
|
"unable to allocate memory");
|
|
debug_return_ptr(NULL);
|
|
}
|
|
|
|
m->name = name;
|
|
m->type = type;
|
|
HLTQ_INIT(m, entries);
|
|
|
|
debug_return_ptr(m);
|
|
}
|
|
|
|
static struct sudo_digest *
|
|
new_digest(int digest_type, char *digest_str)
|
|
{
|
|
struct sudo_digest *dig;
|
|
debug_decl(new_digest, SUDOERS_DEBUG_PARSER)
|
|
|
|
if ((dig = malloc(sizeof(*dig))) == NULL) {
|
|
sudo_debug_printf(SUDO_DEBUG_ERROR|SUDO_DEBUG_LINENO,
|
|
"unable to allocate memory");
|
|
debug_return_ptr(NULL);
|
|
}
|
|
|
|
dig->digest_type = digest_type;
|
|
dig->digest_str = digest_str;
|
|
if (dig->digest_str == NULL) {
|
|
sudo_debug_printf(SUDO_DEBUG_ERROR|SUDO_DEBUG_LINENO,
|
|
"unable to allocate memory");
|
|
free(dig);
|
|
dig = NULL;
|
|
}
|
|
|
|
debug_return_ptr(dig);
|
|
}
|
|
|
|
/*
|
|
* Add a list of defaults structures to the defaults list.
|
|
* The binding, if non-NULL, specifies a list of hosts, users, or
|
|
* runas users the entries apply to (specified by the type).
|
|
*/
|
|
static bool
|
|
add_defaults(int type, struct member *bmem, struct defaults *defs)
|
|
{
|
|
struct defaults *d, *next;
|
|
struct member_list *binding;
|
|
bool ret = true;
|
|
debug_decl(add_defaults, SUDOERS_DEBUG_PARSER)
|
|
|
|
if (defs != NULL) {
|
|
/*
|
|
* We use a single binding for each entry in defs.
|
|
*/
|
|
if ((binding = malloc(sizeof(*binding))) == NULL) {
|
|
sudo_debug_printf(SUDO_DEBUG_ERROR|SUDO_DEBUG_LINENO,
|
|
"unable to allocate memory");
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
debug_return_bool(false);
|
|
}
|
|
if (bmem != NULL)
|
|
HLTQ_TO_TAILQ(binding, bmem, entries);
|
|
else
|
|
TAILQ_INIT(binding);
|
|
|
|
/*
|
|
* Set type and binding (who it applies to) for new entries.
|
|
* Then add to the global defaults list.
|
|
*/
|
|
HLTQ_FOREACH_SAFE(d, defs, entries, next) {
|
|
d->type = type;
|
|
d->binding = binding;
|
|
TAILQ_INSERT_TAIL(&defaults, d, entries);
|
|
}
|
|
}
|
|
|
|
debug_return_bool(ret);
|
|
}
|
|
|
|
/*
|
|
* Allocate a new struct userspec, populate it, and insert it at the
|
|
* end of the userspecs list.
|
|
*/
|
|
static bool
|
|
add_userspec(struct member *members, struct privilege *privs)
|
|
{
|
|
struct userspec *u;
|
|
debug_decl(add_userspec, SUDOERS_DEBUG_PARSER)
|
|
|
|
if ((u = calloc(1, sizeof(*u))) == NULL) {
|
|
sudo_debug_printf(SUDO_DEBUG_ERROR|SUDO_DEBUG_LINENO,
|
|
"unable to allocate memory");
|
|
debug_return_bool(false);
|
|
}
|
|
u->lineno = this_lineno;
|
|
u->file = rcstr_addref(sudoers);
|
|
HLTQ_TO_TAILQ(&u->users, members, entries);
|
|
HLTQ_TO_TAILQ(&u->privileges, privs, entries);
|
|
STAILQ_INIT(&u->comments);
|
|
TAILQ_INSERT_TAIL(&userspecs, u, entries);
|
|
|
|
debug_return_bool(true);
|
|
}
|
|
|
|
/*
|
|
* Free a member struct and its contents.
|
|
*/
|
|
void
|
|
free_member(struct member *m)
|
|
{
|
|
debug_decl(free_member, SUDOERS_DEBUG_PARSER)
|
|
|
|
if (m->type == COMMAND) {
|
|
struct sudo_command *c = (struct sudo_command *)m->name;
|
|
free(c->cmnd);
|
|
free(c->args);
|
|
if (c->digest != NULL) {
|
|
free(c->digest->digest_str);
|
|
free(c->digest);
|
|
}
|
|
}
|
|
free(m->name);
|
|
free(m);
|
|
|
|
debug_return;
|
|
}
|
|
|
|
/*
|
|
* Free a tailq of members but not the struct member_list container itself.
|
|
*/
|
|
void
|
|
free_members(struct member_list *members)
|
|
{
|
|
struct member *m;
|
|
debug_decl(free_members, SUDOERS_DEBUG_PARSER)
|
|
|
|
while ((m = TAILQ_FIRST(members)) != NULL) {
|
|
TAILQ_REMOVE(members, m, entries);
|
|
free_member(m);
|
|
}
|
|
|
|
debug_return;
|
|
}
|
|
|
|
struct member_list *
|
|
free_default(struct defaults *def, struct member_list *binding)
|
|
{
|
|
debug_decl(free_default, SUDOERS_DEBUG_PARSER)
|
|
|
|
if (def->binding != binding) {
|
|
binding = def->binding;
|
|
free_members(def->binding);
|
|
free(def->binding);
|
|
}
|
|
rcstr_delref(def->file);
|
|
free(def->var);
|
|
free(def->val);
|
|
free(def);
|
|
|
|
debug_return_ptr(binding);
|
|
}
|
|
|
|
void
|
|
free_privilege(struct privilege *priv)
|
|
{
|
|
struct member_list *runasuserlist = NULL, *runasgrouplist = NULL;
|
|
struct member_list *binding = NULL;
|
|
struct cmndspec *cs;
|
|
struct defaults *def;
|
|
#ifdef HAVE_SELINUX
|
|
char *role = NULL, *type = NULL;
|
|
#endif /* HAVE_SELINUX */
|
|
#ifdef HAVE_PRIV_SET
|
|
char *privs = NULL, *limitprivs = NULL;
|
|
#endif /* HAVE_PRIV_SET */
|
|
debug_decl(free_privilege, SUDOERS_DEBUG_PARSER)
|
|
|
|
free(priv->ldap_role);
|
|
free_members(&priv->hostlist);
|
|
while ((cs = TAILQ_FIRST(&priv->cmndlist)) != NULL) {
|
|
TAILQ_REMOVE(&priv->cmndlist, cs, entries);
|
|
#ifdef HAVE_SELINUX
|
|
/* Only free the first instance of a role/type. */
|
|
if (cs->role != role) {
|
|
role = cs->role;
|
|
free(cs->role);
|
|
}
|
|
if (cs->type != type) {
|
|
type = cs->type;
|
|
free(cs->type);
|
|
}
|
|
#endif /* HAVE_SELINUX */
|
|
#ifdef HAVE_PRIV_SET
|
|
/* Only free the first instance of privs/limitprivs. */
|
|
if (cs->privs != privs) {
|
|
privs = cs->privs;
|
|
free(cs->privs);
|
|
}
|
|
if (cs->limitprivs != limitprivs) {
|
|
limitprivs = cs->limitprivs;
|
|
free(cs->limitprivs);
|
|
}
|
|
#endif /* HAVE_PRIV_SET */
|
|
/* Only free the first instance of runas user/group lists. */
|
|
if (cs->runasuserlist && cs->runasuserlist != runasuserlist) {
|
|
runasuserlist = cs->runasuserlist;
|
|
free_members(runasuserlist);
|
|
free(runasuserlist);
|
|
}
|
|
if (cs->runasgrouplist && cs->runasgrouplist != runasgrouplist) {
|
|
runasgrouplist = cs->runasgrouplist;
|
|
free_members(runasgrouplist);
|
|
free(runasgrouplist);
|
|
}
|
|
free_member(cs->cmnd);
|
|
free(cs);
|
|
}
|
|
while ((def = TAILQ_FIRST(&priv->defaults)) != NULL) {
|
|
TAILQ_REMOVE(&priv->defaults, def, entries);
|
|
binding = free_default(def, binding);
|
|
}
|
|
free(priv);
|
|
|
|
debug_return;
|
|
}
|
|
|
|
void
|
|
free_userspec(struct userspec *us)
|
|
{
|
|
struct privilege *priv;
|
|
struct sudoers_comment *comment;
|
|
debug_decl(free_userspec, SUDOERS_DEBUG_PARSER)
|
|
|
|
free_members(&us->users);
|
|
while ((priv = TAILQ_FIRST(&us->privileges)) != NULL) {
|
|
TAILQ_REMOVE(&us->privileges, priv, entries);
|
|
free_privilege(priv);
|
|
}
|
|
while ((comment = STAILQ_FIRST(&us->comments)) != NULL) {
|
|
STAILQ_REMOVE_HEAD(&us->comments, entries);
|
|
free(comment->str);
|
|
free(comment);
|
|
}
|
|
rcstr_delref(us->file);
|
|
free(us);
|
|
|
|
debug_return;
|
|
}
|
|
|
|
/*
|
|
* Free up space used by data structures from a previous parser run and sets
|
|
* the current sudoers file to path.
|
|
*/
|
|
bool
|
|
init_parser(const char *path, bool quiet)
|
|
{
|
|
struct member_list *binding = NULL;
|
|
struct defaults *def;
|
|
struct userspec *us;
|
|
bool ret = true;
|
|
void *next;
|
|
debug_decl(init_parser, SUDOERS_DEBUG_PARSER)
|
|
|
|
TAILQ_FOREACH_SAFE(us, &userspecs, entries, next) {
|
|
free_userspec(us);
|
|
}
|
|
TAILQ_INIT(&userspecs);
|
|
|
|
TAILQ_FOREACH_SAFE(def, &defaults, entries, next) {
|
|
binding = free_default(def, binding);
|
|
}
|
|
TAILQ_INIT(&defaults);
|
|
|
|
init_lexer();
|
|
|
|
if (!init_aliases()) {
|
|
sudo_warnx(U_("%s: %s"), __func__, U_("unable to allocate memory"));
|
|
ret = false;
|
|
}
|
|
|
|
rcstr_delref(sudoers);
|
|
if (path != NULL) {
|
|
if ((sudoers = rcstr_dup(path)) == NULL) {
|
|
sudo_warnx(U_("%s: %s"), __func__, U_("unable to allocate memory"));
|
|
ret = false;
|
|
}
|
|
} else {
|
|
sudoers = NULL;
|
|
}
|
|
|
|
parse_error = false;
|
|
errorlineno = -1;
|
|
rcstr_delref(errorfile);
|
|
errorfile = NULL;
|
|
sudoers_warnings = !quiet;
|
|
|
|
debug_return_bool(ret);
|
|
}
|
|
|
|
/*
|
|
* Initialize all options in a cmndspec.
|
|
*/
|
|
static void
|
|
init_options(struct command_options *opts)
|
|
{
|
|
opts->notbefore = UNSPEC;
|
|
opts->notafter = UNSPEC;
|
|
opts->timeout = UNSPEC;
|
|
#ifdef HAVE_SELINUX
|
|
opts->role = NULL;
|
|
opts->type = NULL;
|
|
#endif
|
|
#ifdef HAVE_PRIV_SET
|
|
opts->privs = NULL;
|
|
opts->limitprivs = NULL;
|
|
#endif
|
|
}
|
|
#line 995 "gram.c"
|
|
/* allocate initial stack or double stack size, up to YYMAXDEPTH */
|
|
#if defined(__cplusplus) || defined(__STDC__)
|
|
static int yygrowstack(void)
|
|
#else
|
|
static int yygrowstack()
|
|
#endif
|
|
{
|
|
unsigned int newsize;
|
|
long sslen;
|
|
short *newss;
|
|
YYSTYPE *newvs;
|
|
|
|
if ((newsize = yystacksize) == 0)
|
|
newsize = YYINITSTACKSIZE;
|
|
else if (newsize >= YYMAXDEPTH)
|
|
return -1;
|
|
else if ((newsize *= 2) > YYMAXDEPTH)
|
|
newsize = YYMAXDEPTH;
|
|
#ifdef SIZE_MAX
|
|
#define YY_SIZE_MAX SIZE_MAX
|
|
#else
|
|
#ifdef __STDC__
|
|
#define YY_SIZE_MAX 0xffffffffU
|
|
#else
|
|
#define YY_SIZE_MAX (unsigned int)0xffffffff
|
|
#endif
|
|
#endif
|
|
if (YY_SIZE_MAX / newsize < sizeof *newss)
|
|
goto bail;
|
|
sslen = yyssp - yyss;
|
|
newss = yyss ? (short *)realloc(yyss, newsize * sizeof *newss) :
|
|
(short *)malloc(newsize * sizeof *newss); /* overflow check above */
|
|
if (newss == NULL)
|
|
goto bail;
|
|
yyss = newss;
|
|
yyssp = newss + sslen;
|
|
newvs = yyvs ? (YYSTYPE *)realloc(yyvs, newsize * sizeof *newvs) :
|
|
(YYSTYPE *)malloc(newsize * sizeof *newvs); /* overflow check above */
|
|
if (newvs == NULL)
|
|
goto bail;
|
|
yyvs = newvs;
|
|
yyvsp = newvs + sslen;
|
|
yystacksize = newsize;
|
|
yysslim = yyss + newsize - 1;
|
|
return 0;
|
|
bail:
|
|
if (yyss)
|
|
free(yyss);
|
|
if (yyvs)
|
|
free(yyvs);
|
|
yyss = yyssp = NULL;
|
|
yyvs = yyvsp = NULL;
|
|
yystacksize = 0;
|
|
return -1;
|
|
}
|
|
|
|
#define YYABORT goto yyabort
|
|
#define YYREJECT goto yyabort
|
|
#define YYACCEPT goto yyaccept
|
|
#define YYERROR goto yyerrlab
|
|
int
|
|
#if defined(__cplusplus) || defined(__STDC__)
|
|
yyparse(void)
|
|
#else
|
|
yyparse()
|
|
#endif
|
|
{
|
|
int yym, yyn, yystate;
|
|
#if YYDEBUG
|
|
#if defined(__cplusplus) || defined(__STDC__)
|
|
const char *yys;
|
|
#else /* !(defined(__cplusplus) || defined(__STDC__)) */
|
|
char *yys;
|
|
#endif /* !(defined(__cplusplus) || defined(__STDC__)) */
|
|
|
|
if ((yys = getenv("YYDEBUG")))
|
|
{
|
|
yyn = *yys;
|
|
if (yyn >= '0' && yyn <= '9')
|
|
yydebug = yyn - '0';
|
|
}
|
|
#endif /* YYDEBUG */
|
|
|
|
yynerrs = 0;
|
|
yyerrflag = 0;
|
|
yychar = (-1);
|
|
|
|
if (yyss == NULL && yygrowstack()) goto yyoverflow;
|
|
yyssp = yyss;
|
|
yyvsp = yyvs;
|
|
*yyssp = yystate = 0;
|
|
|
|
yyloop:
|
|
if ((yyn = yydefred[yystate]) != 0) goto yyreduce;
|
|
if (yychar < 0)
|
|
{
|
|
if ((yychar = yylex()) < 0) yychar = 0;
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
{
|
|
yys = 0;
|
|
if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
|
|
if (!yys) yys = "illegal-symbol";
|
|
printf("%sdebug: state %d, reading %d (%s)\n",
|
|
YYPREFIX, yystate, yychar, yys);
|
|
}
|
|
#endif
|
|
}
|
|
if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 &&
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == yychar)
|
|
{
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("%sdebug: state %d, shifting to state %d\n",
|
|
YYPREFIX, yystate, yytable[yyn]);
|
|
#endif
|
|
if (yyssp >= yysslim && yygrowstack())
|
|
{
|
|
goto yyoverflow;
|
|
}
|
|
*++yyssp = yystate = yytable[yyn];
|
|
*++yyvsp = yylval;
|
|
yychar = (-1);
|
|
if (yyerrflag > 0) --yyerrflag;
|
|
goto yyloop;
|
|
}
|
|
if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 &&
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == yychar)
|
|
{
|
|
yyn = yytable[yyn];
|
|
goto yyreduce;
|
|
}
|
|
if (yyerrflag) goto yyinrecovery;
|
|
#if defined(__GNUC__)
|
|
goto yynewerror;
|
|
#endif
|
|
yynewerror:
|
|
yyerror("syntax error");
|
|
#if defined(__GNUC__)
|
|
goto yyerrlab;
|
|
#endif
|
|
yyerrlab:
|
|
++yynerrs;
|
|
yyinrecovery:
|
|
if (yyerrflag < 3)
|
|
{
|
|
yyerrflag = 3;
|
|
for (;;)
|
|
{
|
|
if ((yyn = yysindex[*yyssp]) && (yyn += YYERRCODE) >= 0 &&
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE)
|
|
{
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("%sdebug: state %d, error recovery shifting\
|
|
to state %d\n", YYPREFIX, *yyssp, yytable[yyn]);
|
|
#endif
|
|
if (yyssp >= yysslim && yygrowstack())
|
|
{
|
|
goto yyoverflow;
|
|
}
|
|
*++yyssp = yystate = yytable[yyn];
|
|
*++yyvsp = yylval;
|
|
goto yyloop;
|
|
}
|
|
else
|
|
{
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("%sdebug: error recovery discarding state %d\n",
|
|
YYPREFIX, *yyssp);
|
|
#endif
|
|
if (yyssp <= yyss) goto yyabort;
|
|
--yyssp;
|
|
--yyvsp;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (yychar == 0) goto yyabort;
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
{
|
|
yys = 0;
|
|
if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
|
|
if (!yys) yys = "illegal-symbol";
|
|
printf("%sdebug: state %d, error recovery discards token %d (%s)\n",
|
|
YYPREFIX, yystate, yychar, yys);
|
|
}
|
|
#endif
|
|
yychar = (-1);
|
|
goto yyloop;
|
|
}
|
|
yyreduce:
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("%sdebug: state %d, reducing by rule %d (%s)\n",
|
|
YYPREFIX, yystate, yyn, yyrule[yyn]);
|
|
#endif
|
|
yym = yylen[yyn];
|
|
if (yym)
|
|
yyval = yyvsp[1-yym];
|
|
else
|
|
memset(&yyval, 0, sizeof yyval);
|
|
switch (yyn)
|
|
{
|
|
case 1:
|
|
#line 175 "gram.y"
|
|
{ ; }
|
|
break;
|
|
case 5:
|
|
#line 183 "gram.y"
|
|
{
|
|
;
|
|
}
|
|
break;
|
|
case 6:
|
|
#line 186 "gram.y"
|
|
{
|
|
yyerrok;
|
|
}
|
|
break;
|
|
case 7:
|
|
#line 189 "gram.y"
|
|
{
|
|
if (!add_userspec(yyvsp[-1].member, yyvsp[0].privilege)) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 8:
|
|
#line 195 "gram.y"
|
|
{
|
|
;
|
|
}
|
|
break;
|
|
case 9:
|
|
#line 198 "gram.y"
|
|
{
|
|
;
|
|
}
|
|
break;
|
|
case 10:
|
|
#line 201 "gram.y"
|
|
{
|
|
;
|
|
}
|
|
break;
|
|
case 11:
|
|
#line 204 "gram.y"
|
|
{
|
|
;
|
|
}
|
|
break;
|
|
case 12:
|
|
#line 207 "gram.y"
|
|
{
|
|
if (!add_defaults(DEFAULTS, NULL, yyvsp[0].defaults))
|
|
YYERROR;
|
|
}
|
|
break;
|
|
case 13:
|
|
#line 211 "gram.y"
|
|
{
|
|
if (!add_defaults(DEFAULTS_USER, yyvsp[-1].member, yyvsp[0].defaults))
|
|
YYERROR;
|
|
}
|
|
break;
|
|
case 14:
|
|
#line 215 "gram.y"
|
|
{
|
|
if (!add_defaults(DEFAULTS_RUNAS, yyvsp[-1].member, yyvsp[0].defaults))
|
|
YYERROR;
|
|
}
|
|
break;
|
|
case 15:
|
|
#line 219 "gram.y"
|
|
{
|
|
if (!add_defaults(DEFAULTS_HOST, yyvsp[-1].member, yyvsp[0].defaults))
|
|
YYERROR;
|
|
}
|
|
break;
|
|
case 16:
|
|
#line 223 "gram.y"
|
|
{
|
|
if (!add_defaults(DEFAULTS_CMND, yyvsp[-1].member, yyvsp[0].defaults))
|
|
YYERROR;
|
|
}
|
|
break;
|
|
case 18:
|
|
#line 230 "gram.y"
|
|
{
|
|
HLTQ_CONCAT(yyvsp[-2].defaults, yyvsp[0].defaults, entries);
|
|
yyval.defaults = yyvsp[-2].defaults;
|
|
}
|
|
break;
|
|
case 19:
|
|
#line 236 "gram.y"
|
|
{
|
|
yyval.defaults = new_default(yyvsp[0].string, NULL, true);
|
|
if (yyval.defaults == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 20:
|
|
#line 243 "gram.y"
|
|
{
|
|
yyval.defaults = new_default(yyvsp[0].string, NULL, false);
|
|
if (yyval.defaults == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 21:
|
|
#line 250 "gram.y"
|
|
{
|
|
yyval.defaults = new_default(yyvsp[-2].string, yyvsp[0].string, true);
|
|
if (yyval.defaults == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 22:
|
|
#line 257 "gram.y"
|
|
{
|
|
yyval.defaults = new_default(yyvsp[-2].string, yyvsp[0].string, '+');
|
|
if (yyval.defaults == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 23:
|
|
#line 264 "gram.y"
|
|
{
|
|
yyval.defaults = new_default(yyvsp[-2].string, yyvsp[0].string, '-');
|
|
if (yyval.defaults == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 25:
|
|
#line 274 "gram.y"
|
|
{
|
|
HLTQ_CONCAT(yyvsp[-2].privilege, yyvsp[0].privilege, entries);
|
|
yyval.privilege = yyvsp[-2].privilege;
|
|
}
|
|
break;
|
|
case 26:
|
|
#line 280 "gram.y"
|
|
{
|
|
struct privilege *p = calloc(1, sizeof(*p));
|
|
if (p == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
TAILQ_INIT(&p->defaults);
|
|
HLTQ_TO_TAILQ(&p->hostlist, yyvsp[-2].member, entries);
|
|
HLTQ_TO_TAILQ(&p->cmndlist, yyvsp[0].cmndspec, entries);
|
|
HLTQ_INIT(p, entries);
|
|
yyval.privilege = p;
|
|
}
|
|
break;
|
|
case 27:
|
|
#line 294 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
yyval.member->negated = false;
|
|
}
|
|
break;
|
|
case 28:
|
|
#line 298 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
yyval.member->negated = true;
|
|
}
|
|
break;
|
|
case 29:
|
|
#line 304 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, ALIAS);
|
|
if (yyval.member == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 30:
|
|
#line 311 "gram.y"
|
|
{
|
|
yyval.member = new_member(NULL, ALL);
|
|
if (yyval.member == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 31:
|
|
#line 318 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, NETGROUP);
|
|
if (yyval.member == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 32:
|
|
#line 325 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, NTWKADDR);
|
|
if (yyval.member == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 33:
|
|
#line 332 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, WORD);
|
|
if (yyval.member == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 35:
|
|
#line 342 "gram.y"
|
|
{
|
|
struct cmndspec *prev;
|
|
prev = HLTQ_LAST(yyvsp[-2].cmndspec, cmndspec, entries);
|
|
HLTQ_CONCAT(yyvsp[-2].cmndspec, yyvsp[0].cmndspec, entries);
|
|
#ifdef HAVE_SELINUX
|
|
/* propagate role and type */
|
|
if (yyvsp[0].cmndspec->role == NULL && yyvsp[0].cmndspec->type == NULL) {
|
|
yyvsp[0].cmndspec->role = prev->role;
|
|
yyvsp[0].cmndspec->type = prev->type;
|
|
}
|
|
#endif /* HAVE_SELINUX */
|
|
#ifdef HAVE_PRIV_SET
|
|
/* propagate privs & limitprivs */
|
|
if (yyvsp[0].cmndspec->privs == NULL && yyvsp[0].cmndspec->limitprivs == NULL) {
|
|
yyvsp[0].cmndspec->privs = prev->privs;
|
|
yyvsp[0].cmndspec->limitprivs = prev->limitprivs;
|
|
}
|
|
#endif /* HAVE_PRIV_SET */
|
|
/* propagate command time restrictions */
|
|
if (yyvsp[0].cmndspec->notbefore == UNSPEC)
|
|
yyvsp[0].cmndspec->notbefore = prev->notbefore;
|
|
if (yyvsp[0].cmndspec->notafter == UNSPEC)
|
|
yyvsp[0].cmndspec->notafter = prev->notafter;
|
|
/* propagate command timeout */
|
|
if (yyvsp[0].cmndspec->timeout == UNSPEC)
|
|
yyvsp[0].cmndspec->timeout = prev->timeout;
|
|
/* propagate tags and runas list */
|
|
if (yyvsp[0].cmndspec->tags.nopasswd == UNSPEC)
|
|
yyvsp[0].cmndspec->tags.nopasswd = prev->tags.nopasswd;
|
|
if (yyvsp[0].cmndspec->tags.noexec == UNSPEC)
|
|
yyvsp[0].cmndspec->tags.noexec = prev->tags.noexec;
|
|
if (yyvsp[0].cmndspec->tags.setenv == UNSPEC &&
|
|
prev->tags.setenv != IMPLIED)
|
|
yyvsp[0].cmndspec->tags.setenv = prev->tags.setenv;
|
|
if (yyvsp[0].cmndspec->tags.log_input == UNSPEC)
|
|
yyvsp[0].cmndspec->tags.log_input = prev->tags.log_input;
|
|
if (yyvsp[0].cmndspec->tags.log_output == UNSPEC)
|
|
yyvsp[0].cmndspec->tags.log_output = prev->tags.log_output;
|
|
if (yyvsp[0].cmndspec->tags.send_mail == UNSPEC)
|
|
yyvsp[0].cmndspec->tags.send_mail = prev->tags.send_mail;
|
|
if (yyvsp[0].cmndspec->tags.follow == UNSPEC)
|
|
yyvsp[0].cmndspec->tags.follow = prev->tags.follow;
|
|
if ((yyvsp[0].cmndspec->runasuserlist == NULL &&
|
|
yyvsp[0].cmndspec->runasgrouplist == NULL) &&
|
|
(prev->runasuserlist != NULL ||
|
|
prev->runasgrouplist != NULL)) {
|
|
yyvsp[0].cmndspec->runasuserlist = prev->runasuserlist;
|
|
yyvsp[0].cmndspec->runasgrouplist = prev->runasgrouplist;
|
|
}
|
|
yyval.cmndspec = yyvsp[-2].cmndspec;
|
|
}
|
|
break;
|
|
case 36:
|
|
#line 395 "gram.y"
|
|
{
|
|
struct cmndspec *cs = calloc(1, sizeof(*cs));
|
|
if (cs == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
if (yyvsp[-3].runas != NULL) {
|
|
if (yyvsp[-3].runas->runasusers != NULL) {
|
|
cs->runasuserlist =
|
|
malloc(sizeof(*cs->runasuserlist));
|
|
if (cs->runasuserlist == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
HLTQ_TO_TAILQ(cs->runasuserlist,
|
|
yyvsp[-3].runas->runasusers, entries);
|
|
}
|
|
if (yyvsp[-3].runas->runasgroups != NULL) {
|
|
cs->runasgrouplist =
|
|
malloc(sizeof(*cs->runasgrouplist));
|
|
if (cs->runasgrouplist == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
HLTQ_TO_TAILQ(cs->runasgrouplist,
|
|
yyvsp[-3].runas->runasgroups, entries);
|
|
}
|
|
free(yyvsp[-3].runas);
|
|
}
|
|
#ifdef HAVE_SELINUX
|
|
cs->role = yyvsp[-2].options.role;
|
|
cs->type = yyvsp[-2].options.type;
|
|
#endif
|
|
#ifdef HAVE_PRIV_SET
|
|
cs->privs = yyvsp[-2].options.privs;
|
|
cs->limitprivs = yyvsp[-2].options.limitprivs;
|
|
#endif
|
|
cs->notbefore = yyvsp[-2].options.notbefore;
|
|
cs->notafter = yyvsp[-2].options.notafter;
|
|
cs->timeout = yyvsp[-2].options.timeout;
|
|
cs->tags = yyvsp[-1].tag;
|
|
cs->cmnd = yyvsp[0].member;
|
|
HLTQ_INIT(cs, entries);
|
|
/* sudo "ALL" implies the SETENV tag */
|
|
if (cs->cmnd->type == ALL && !cs->cmnd->negated &&
|
|
cs->tags.setenv == UNSPEC)
|
|
cs->tags.setenv = IMPLIED;
|
|
yyval.cmndspec = cs;
|
|
}
|
|
break;
|
|
case 37:
|
|
#line 446 "gram.y"
|
|
{
|
|
yyval.digest = new_digest(SUDO_DIGEST_SHA224, yyvsp[0].string);
|
|
if (yyval.digest == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 38:
|
|
#line 453 "gram.y"
|
|
{
|
|
yyval.digest = new_digest(SUDO_DIGEST_SHA256, yyvsp[0].string);
|
|
if (yyval.digest == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 39:
|
|
#line 460 "gram.y"
|
|
{
|
|
yyval.digest = new_digest(SUDO_DIGEST_SHA384, yyvsp[0].string);
|
|
if (yyval.digest == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 40:
|
|
#line 467 "gram.y"
|
|
{
|
|
yyval.digest = new_digest(SUDO_DIGEST_SHA512, yyvsp[0].string);
|
|
if (yyval.digest == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 41:
|
|
#line 476 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
}
|
|
break;
|
|
case 42:
|
|
#line 479 "gram.y"
|
|
{
|
|
if (yyvsp[0].member->type != COMMAND) {
|
|
sudoerserror(N_("a digest requires a path name"));
|
|
YYERROR;
|
|
}
|
|
/* XXX - yuck */
|
|
((struct sudo_command *) yyvsp[0].member->name)->digest = yyvsp[-1].digest;
|
|
yyval.member = yyvsp[0].member;
|
|
}
|
|
break;
|
|
case 43:
|
|
#line 490 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
yyval.member->negated = false;
|
|
}
|
|
break;
|
|
case 44:
|
|
#line 494 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
yyval.member->negated = true;
|
|
}
|
|
break;
|
|
case 45:
|
|
#line 500 "gram.y"
|
|
{
|
|
yyval.string = yyvsp[0].string;
|
|
}
|
|
break;
|
|
case 46:
|
|
#line 505 "gram.y"
|
|
{
|
|
yyval.string = yyvsp[0].string;
|
|
}
|
|
break;
|
|
case 47:
|
|
#line 509 "gram.y"
|
|
{
|
|
yyval.string = yyvsp[0].string;
|
|
}
|
|
break;
|
|
case 48:
|
|
#line 514 "gram.y"
|
|
{
|
|
yyval.string = yyvsp[0].string;
|
|
}
|
|
break;
|
|
case 49:
|
|
#line 519 "gram.y"
|
|
{
|
|
yyval.string = yyvsp[0].string;
|
|
}
|
|
break;
|
|
case 50:
|
|
#line 524 "gram.y"
|
|
{
|
|
yyval.string = yyvsp[0].string;
|
|
}
|
|
break;
|
|
case 51:
|
|
#line 528 "gram.y"
|
|
{
|
|
yyval.string = yyvsp[0].string;
|
|
}
|
|
break;
|
|
case 52:
|
|
#line 533 "gram.y"
|
|
{
|
|
yyval.runas = NULL;
|
|
}
|
|
break;
|
|
case 53:
|
|
#line 536 "gram.y"
|
|
{
|
|
yyval.runas = yyvsp[-1].runas;
|
|
}
|
|
break;
|
|
case 54:
|
|
#line 541 "gram.y"
|
|
{
|
|
yyval.runas = calloc(1, sizeof(struct runascontainer));
|
|
if (yyval.runas != NULL) {
|
|
yyval.runas->runasusers = new_member(NULL, MYSELF);
|
|
/* $$->runasgroups = NULL; */
|
|
if (yyval.runas->runasusers == NULL) {
|
|
free(yyval.runas);
|
|
yyval.runas = NULL;
|
|
}
|
|
}
|
|
if (yyval.runas == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 55:
|
|
#line 556 "gram.y"
|
|
{
|
|
yyval.runas = calloc(1, sizeof(struct runascontainer));
|
|
if (yyval.runas == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
yyval.runas->runasusers = yyvsp[0].member;
|
|
/* $$->runasgroups = NULL; */
|
|
}
|
|
break;
|
|
case 56:
|
|
#line 565 "gram.y"
|
|
{
|
|
yyval.runas = calloc(1, sizeof(struct runascontainer));
|
|
if (yyval.runas == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
yyval.runas->runasusers = yyvsp[-2].member;
|
|
yyval.runas->runasgroups = yyvsp[0].member;
|
|
}
|
|
break;
|
|
case 57:
|
|
#line 574 "gram.y"
|
|
{
|
|
yyval.runas = calloc(1, sizeof(struct runascontainer));
|
|
if (yyval.runas == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
/* $$->runasusers = NULL; */
|
|
yyval.runas->runasgroups = yyvsp[0].member;
|
|
}
|
|
break;
|
|
case 58:
|
|
#line 583 "gram.y"
|
|
{
|
|
yyval.runas = calloc(1, sizeof(struct runascontainer));
|
|
if (yyval.runas != NULL) {
|
|
yyval.runas->runasusers = new_member(NULL, MYSELF);
|
|
/* $$->runasgroups = NULL; */
|
|
if (yyval.runas->runasusers == NULL) {
|
|
free(yyval.runas);
|
|
yyval.runas = NULL;
|
|
}
|
|
}
|
|
if (yyval.runas == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 59:
|
|
#line 600 "gram.y"
|
|
{
|
|
init_options(&yyval.options);
|
|
}
|
|
break;
|
|
case 60:
|
|
#line 603 "gram.y"
|
|
{
|
|
yyval.options.notbefore = parse_gentime(yyvsp[0].string);
|
|
free(yyvsp[0].string);
|
|
if (yyval.options.notbefore == -1) {
|
|
sudoerserror(N_("invalid notbefore value"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 61:
|
|
#line 611 "gram.y"
|
|
{
|
|
yyval.options.notafter = parse_gentime(yyvsp[0].string);
|
|
free(yyvsp[0].string);
|
|
if (yyval.options.notafter == -1) {
|
|
sudoerserror(N_("invalid notafter value"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 62:
|
|
#line 619 "gram.y"
|
|
{
|
|
yyval.options.timeout = parse_timeout(yyvsp[0].string);
|
|
free(yyvsp[0].string);
|
|
if (yyval.options.timeout == -1) {
|
|
if (errno == ERANGE)
|
|
sudoerserror(N_("timeout value too large"));
|
|
else
|
|
sudoerserror(N_("invalid timeout value"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 63:
|
|
#line 630 "gram.y"
|
|
{
|
|
#ifdef HAVE_SELINUX
|
|
free(yyval.options.role);
|
|
yyval.options.role = yyvsp[0].string;
|
|
#endif
|
|
}
|
|
break;
|
|
case 64:
|
|
#line 636 "gram.y"
|
|
{
|
|
#ifdef HAVE_SELINUX
|
|
free(yyval.options.type);
|
|
yyval.options.type = yyvsp[0].string;
|
|
#endif
|
|
}
|
|
break;
|
|
case 65:
|
|
#line 642 "gram.y"
|
|
{
|
|
#ifdef HAVE_PRIV_SET
|
|
free(yyval.options.privs);
|
|
yyval.options.privs = yyvsp[0].string;
|
|
#endif
|
|
}
|
|
break;
|
|
case 66:
|
|
#line 648 "gram.y"
|
|
{
|
|
#ifdef HAVE_PRIV_SET
|
|
free(yyval.options.limitprivs);
|
|
yyval.options.limitprivs = yyvsp[0].string;
|
|
#endif
|
|
}
|
|
break;
|
|
case 67:
|
|
#line 656 "gram.y"
|
|
{
|
|
TAGS_INIT(yyval.tag);
|
|
}
|
|
break;
|
|
case 68:
|
|
#line 659 "gram.y"
|
|
{
|
|
yyval.tag.nopasswd = true;
|
|
}
|
|
break;
|
|
case 69:
|
|
#line 662 "gram.y"
|
|
{
|
|
yyval.tag.nopasswd = false;
|
|
}
|
|
break;
|
|
case 70:
|
|
#line 665 "gram.y"
|
|
{
|
|
yyval.tag.noexec = true;
|
|
}
|
|
break;
|
|
case 71:
|
|
#line 668 "gram.y"
|
|
{
|
|
yyval.tag.noexec = false;
|
|
}
|
|
break;
|
|
case 72:
|
|
#line 671 "gram.y"
|
|
{
|
|
yyval.tag.setenv = true;
|
|
}
|
|
break;
|
|
case 73:
|
|
#line 674 "gram.y"
|
|
{
|
|
yyval.tag.setenv = false;
|
|
}
|
|
break;
|
|
case 74:
|
|
#line 677 "gram.y"
|
|
{
|
|
yyval.tag.log_input = true;
|
|
}
|
|
break;
|
|
case 75:
|
|
#line 680 "gram.y"
|
|
{
|
|
yyval.tag.log_input = false;
|
|
}
|
|
break;
|
|
case 76:
|
|
#line 683 "gram.y"
|
|
{
|
|
yyval.tag.log_output = true;
|
|
}
|
|
break;
|
|
case 77:
|
|
#line 686 "gram.y"
|
|
{
|
|
yyval.tag.log_output = false;
|
|
}
|
|
break;
|
|
case 78:
|
|
#line 689 "gram.y"
|
|
{
|
|
yyval.tag.follow = true;
|
|
}
|
|
break;
|
|
case 79:
|
|
#line 692 "gram.y"
|
|
{
|
|
yyval.tag.follow = false;
|
|
}
|
|
break;
|
|
case 80:
|
|
#line 695 "gram.y"
|
|
{
|
|
yyval.tag.send_mail = true;
|
|
}
|
|
break;
|
|
case 81:
|
|
#line 698 "gram.y"
|
|
{
|
|
yyval.tag.send_mail = false;
|
|
}
|
|
break;
|
|
case 82:
|
|
#line 703 "gram.y"
|
|
{
|
|
yyval.member = new_member(NULL, ALL);
|
|
if (yyval.member == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 83:
|
|
#line 710 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, ALIAS);
|
|
if (yyval.member == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 84:
|
|
#line 717 "gram.y"
|
|
{
|
|
struct sudo_command *c = calloc(1, sizeof(*c));
|
|
if (c == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
c->cmnd = yyvsp[0].command.cmnd;
|
|
c->args = yyvsp[0].command.args;
|
|
yyval.member = new_member((char *)c, COMMAND);
|
|
if (yyval.member == NULL) {
|
|
free(c);
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 87:
|
|
#line 738 "gram.y"
|
|
{
|
|
const char *s;
|
|
s = alias_add(yyvsp[-2].string, HOSTALIAS, sudoers, this_lineno, yyvsp[0].member);
|
|
if (s != NULL) {
|
|
sudoerserror(s);
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 89:
|
|
#line 749 "gram.y"
|
|
{
|
|
HLTQ_CONCAT(yyvsp[-2].member, yyvsp[0].member, entries);
|
|
yyval.member = yyvsp[-2].member;
|
|
}
|
|
break;
|
|
case 92:
|
|
#line 759 "gram.y"
|
|
{
|
|
const char *s;
|
|
s = alias_add(yyvsp[-2].string, CMNDALIAS, sudoers, this_lineno, yyvsp[0].member);
|
|
if (s != NULL) {
|
|
sudoerserror(s);
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 94:
|
|
#line 770 "gram.y"
|
|
{
|
|
HLTQ_CONCAT(yyvsp[-2].member, yyvsp[0].member, entries);
|
|
yyval.member = yyvsp[-2].member;
|
|
}
|
|
break;
|
|
case 97:
|
|
#line 780 "gram.y"
|
|
{
|
|
const char *s;
|
|
s = alias_add(yyvsp[-2].string, RUNASALIAS, sudoers, this_lineno, yyvsp[0].member);
|
|
if (s != NULL) {
|
|
sudoerserror(s);
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 100:
|
|
#line 794 "gram.y"
|
|
{
|
|
const char *s;
|
|
s = alias_add(yyvsp[-2].string, USERALIAS, sudoers, this_lineno, yyvsp[0].member);
|
|
if (s != NULL) {
|
|
sudoerserror(s);
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 102:
|
|
#line 805 "gram.y"
|
|
{
|
|
HLTQ_CONCAT(yyvsp[-2].member, yyvsp[0].member, entries);
|
|
yyval.member = yyvsp[-2].member;
|
|
}
|
|
break;
|
|
case 103:
|
|
#line 811 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
yyval.member->negated = false;
|
|
}
|
|
break;
|
|
case 104:
|
|
#line 815 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
yyval.member->negated = true;
|
|
}
|
|
break;
|
|
case 105:
|
|
#line 821 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, ALIAS);
|
|
if (yyval.member == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 106:
|
|
#line 828 "gram.y"
|
|
{
|
|
yyval.member = new_member(NULL, ALL);
|
|
if (yyval.member == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 107:
|
|
#line 835 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, NETGROUP);
|
|
if (yyval.member == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 108:
|
|
#line 842 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, USERGROUP);
|
|
if (yyval.member == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 109:
|
|
#line 849 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, WORD);
|
|
if (yyval.member == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 111:
|
|
#line 859 "gram.y"
|
|
{
|
|
HLTQ_CONCAT(yyvsp[-2].member, yyvsp[0].member, entries);
|
|
yyval.member = yyvsp[-2].member;
|
|
}
|
|
break;
|
|
case 112:
|
|
#line 865 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
yyval.member->negated = false;
|
|
}
|
|
break;
|
|
case 113:
|
|
#line 869 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
yyval.member->negated = true;
|
|
}
|
|
break;
|
|
case 114:
|
|
#line 875 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, ALIAS);
|
|
if (yyval.member == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 115:
|
|
#line 882 "gram.y"
|
|
{
|
|
yyval.member = new_member(NULL, ALL);
|
|
if (yyval.member == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 116:
|
|
#line 889 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, WORD);
|
|
if (yyval.member == NULL) {
|
|
sudoerserror(N_("unable to allocate memory"));
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
#line 2120 "gram.c"
|
|
}
|
|
yyssp -= yym;
|
|
yystate = *yyssp;
|
|
yyvsp -= yym;
|
|
yym = yylhs[yyn];
|
|
if (yystate == 0 && yym == 0)
|
|
{
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("%sdebug: after reduction, shifting from state 0 to\
|
|
state %d\n", YYPREFIX, YYFINAL);
|
|
#endif
|
|
yystate = YYFINAL;
|
|
*++yyssp = YYFINAL;
|
|
*++yyvsp = yyval;
|
|
if (yychar < 0)
|
|
{
|
|
if ((yychar = yylex()) < 0) yychar = 0;
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
{
|
|
yys = 0;
|
|
if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
|
|
if (!yys) yys = "illegal-symbol";
|
|
printf("%sdebug: state %d, reading %d (%s)\n",
|
|
YYPREFIX, YYFINAL, yychar, yys);
|
|
}
|
|
#endif
|
|
}
|
|
if (yychar == 0) goto yyaccept;
|
|
goto yyloop;
|
|
}
|
|
if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 &&
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == yystate)
|
|
yystate = yytable[yyn];
|
|
else
|
|
yystate = yydgoto[yym];
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("%sdebug: after reduction, shifting from state %d \
|
|
to state %d\n", YYPREFIX, *yyssp, yystate);
|
|
#endif
|
|
if (yyssp >= yysslim && yygrowstack())
|
|
{
|
|
goto yyoverflow;
|
|
}
|
|
*++yyssp = yystate;
|
|
*++yyvsp = yyval;
|
|
goto yyloop;
|
|
yyoverflow:
|
|
yyerror("yacc stack overflow");
|
|
yyabort:
|
|
if (yyss)
|
|
free(yyss);
|
|
if (yyvs)
|
|
free(yyvs);
|
|
yyss = yyssp = NULL;
|
|
yyvs = yyvsp = NULL;
|
|
yystacksize = 0;
|
|
return (1);
|
|
yyaccept:
|
|
if (yyss)
|
|
free(yyss);
|
|
if (yyvs)
|
|
free(yyvs);
|
|
yyss = yyssp = NULL;
|
|
yyvs = yyvsp = NULL;
|
|
yystacksize = 0;
|
|
return (0);
|
|
}
|