1654 lines
46 KiB
C
1654 lines
46 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 YYPREFIX "yy"
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#line 2 "gram.y"
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/*
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* Copyright (c) 1996, 1998-2005, 2007-2011
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* Todd C. Miller <Todd.Miller@courtesan.com>
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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 <sys/param.h>
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#include <stdio.h>
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#ifdef STDC_HEADERS
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# include <stdlib.h>
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# include <stddef.h>
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#else
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# ifdef HAVE_STDLIB_H
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# include <stdlib.h>
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# endif
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#endif /* STDC_HEADERS */
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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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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif /* HAVE_UNISTD_H */
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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 <limits.h>
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#include "sudoers.h" /* XXX */
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#include "parse.h"
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/*
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* We must define SIZE_MAX for yacc's skeleton.c.
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* If there is no SIZE_MAX or SIZE_T_MAX we have to assume that size_t
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* could be signed (as it is on SunOS 4.x).
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*/
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#ifndef SIZE_MAX
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# ifdef SIZE_T_MAX
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# define SIZE_MAX SIZE_T_MAX
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# else
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# define SIZE_MAX INT_MAX
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# endif /* SIZE_T_MAX */
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#endif /* SIZE_MAX */
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/*
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* Globals
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*/
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extern int sudolineno;
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extern char *sudoers;
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int parse_error;
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int pedantic = FALSE;
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int verbose = FALSE;
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int errorlineno = -1;
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char *errorfile = NULL;
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struct defaults_list defaults;
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struct userspec_list userspecs;
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/*
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* Local protoypes
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*/
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static void add_defaults(int, struct member *, struct defaults *);
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static void add_userspec(struct member *, struct privilege *);
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static struct defaults *new_default(char *, char *, int);
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static struct member *new_member(char *, int);
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void yyerror(const char *);
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void
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yyerror(const char *s)
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{
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/* Save the line the first error occurred on. */
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if (errorlineno == -1) {
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errorlineno = sudolineno ? sudolineno - 1 : 0;
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errorfile = estrdup(sudoers);
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}
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if (verbose && s != NULL) {
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#ifndef TRACELEXER
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warningx(">>> %s: %s near line %d <<<", sudoers, s,
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sudolineno ? sudolineno - 1 : 0);
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#else
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fputs("<*> ", stderr);
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#endif
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}
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parse_error = TRUE;
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}
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#line 111 "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_command command;
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struct cmndtag tag;
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struct selinux_info seinfo;
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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 137 "y.tab.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 DEFAULTS 264
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#define DEFAULTS_HOST 265
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#define DEFAULTS_USER 266
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#define DEFAULTS_RUNAS 267
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#define DEFAULTS_CMND 268
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#define NOPASSWD 269
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#define PASSWD 270
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#define NOEXEC 271
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#define EXEC 272
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#define SETENV 273
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#define NOSETENV 274
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#define LOG_INPUT 275
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#define NOLOG_INPUT 276
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#define LOG_OUTPUT 277
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#define NOLOG_OUTPUT 278
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#define ALL 279
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#define COMMENT 280
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#define HOSTALIAS 281
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#define CMNDALIAS 282
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#define USERALIAS 283
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#define RUNASALIAS 284
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#define ERROR 285
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#define TYPE 286
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#define ROLE 287
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#define YYERRCODE 256
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#if defined(__cplusplus) || defined(__STDC__)
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const short yylhs[] =
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#else
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short yylhs[] =
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#endif
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{ -1,
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0, 0, 25, 25, 26, 26, 26, 26, 26, 26,
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26, 26, 26, 26, 26, 26, 4, 4, 3, 3,
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3, 3, 3, 20, 20, 19, 10, 10, 8, 8,
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8, 8, 8, 2, 2, 1, 6, 6, 23, 24,
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22, 22, 22, 22, 22, 17, 17, 18, 18, 18,
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21, 21, 21, 21, 21, 21, 21, 21, 21, 21,
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21, 5, 5, 5, 28, 28, 31, 9, 9, 29,
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29, 32, 7, 7, 30, 30, 33, 27, 27, 34,
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13, 13, 11, 11, 12, 12, 12, 12, 12, 16,
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16, 14, 14, 15, 15, 15,
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};
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#if defined(__cplusplus) || defined(__STDC__)
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const short yylen[] =
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#else
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short yylen[] =
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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, 1, 2, 3, 3,
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0, 1, 1, 2, 2, 0, 3, 1, 3, 2,
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0, 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 yydefred[] =
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#else
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short yydefred[] =
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#endif
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{ 0,
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0, 85, 87, 88, 89, 0, 0, 0, 0, 0,
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86, 5, 0, 0, 0, 0, 0, 0, 81, 83,
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0, 0, 3, 6, 0, 0, 17, 0, 29, 32,
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31, 33, 30, 0, 27, 0, 68, 0, 0, 64,
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63, 62, 0, 37, 73, 0, 0, 0, 65, 0,
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0, 70, 0, 0, 78, 0, 0, 75, 84, 0,
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0, 24, 0, 4, 0, 0, 0, 20, 0, 28,
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0, 0, 0, 0, 38, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 82, 0, 0, 21, 22,
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23, 18, 69, 74, 0, 66, 0, 71, 0, 79,
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0, 76, 0, 34, 0, 0, 25, 0, 0, 0,
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0, 0, 0, 51, 0, 0, 94, 96, 95, 0,
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90, 92, 0, 0, 47, 35, 0, 0, 0, 44,
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45, 93, 0, 0, 40, 39, 52, 53, 54, 55,
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56, 57, 58, 59, 60, 61, 36, 91,
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};
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#if defined(__cplusplus) || defined(__STDC__)
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const short yydgoto[] =
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#else
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short yydgoto[] =
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#endif
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{ 18,
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104, 105, 27, 28, 44, 45, 46, 35, 61, 37,
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19, 20, 21, 121, 122, 123, 106, 110, 62, 63,
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129, 114, 115, 116, 22, 23, 54, 48, 51, 57,
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49, 52, 58, 55,
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};
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#if defined(__cplusplus) || defined(__STDC__)
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const short yysindex[] =
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#else
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short yysindex[] =
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#endif
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{ 475,
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|
-270, 0, 0, 0, 0, -29, 567, 594, 594, -2,
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0, 0, -240, -222, -216, -212, -241, 0, 0, 0,
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|
-25, 475, 0, 0, -10, -207, 0, 9, 0, 0,
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|
0, 0, 0, -235, 0, -33, 0, -31, -31, 0,
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|
0, 0, -242, 0, 0, -30, -7, 3, 0, -6,
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|
4, 0, -5, 6, 0, -1, 8, 0, 0, 594,
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|
-20, 0, 10, 0, -205, -196, -194, 0, -29, 0,
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|
567, 9, 9, 9, 0, -2, 9, 567, -240, -2,
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|
-222, 594, -216, 594, -212, 0, 31, 567, 0, 0,
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|
0, 0, 0, 0, 26, 0, 28, 0, 29, 0,
|
|
29, 0, 541, 0, 32, -247, 0, 86, -15, 33,
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|
31, 14, 16, 0, -208, -204, 0, 0, 0, -231,
|
|
0, 0, 38, 86, 0, 0, -179, -178, 491, 0,
|
|
0, 0, 86, 38, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0,};
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|
#if defined(__cplusplus) || defined(__STDC__)
|
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const short yyrindex[] =
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#else
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short yyrindex[] =
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#endif
|
|
{ 87,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 90, 0, 0, 1, 0, 0, 177, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 207, 0, 0,
|
|
237, 0, 0, 271, 0, 0, 300, 0, 0, 0,
|
|
0, 0, 329, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 358, 387, 417, 0, 0, 446, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, -26, 0, 0, 0,
|
|
0, 0, 0, 0, 30, 0, 59, 0, 89, 0,
|
|
118, 0, 0, 0, 148, 514, 0, 0, 45, 0,
|
|
-26, 0, 0, 0, 537, 565, 0, 0, 0, 0,
|
|
0, 0, 50, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 52, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0,};
|
|
#if defined(__cplusplus) || defined(__STDC__)
|
|
const short yygindex[] =
|
|
#else
|
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short yygindex[] =
|
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#endif
|
|
{ 0,
|
|
-17, 0, 27, 11, 54, -64, 15, 64, 2, 34,
|
|
39, 84, -3, -27, -18, -21, 0, 0, 19, 0,
|
|
0, 0, -12, -4, 0, 88, 0, 0, 0, 0,
|
|
35, 40, 23, 37,
|
|
};
|
|
#define YYTABLESIZE 873
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|
#if defined(__cplusplus) || defined(__STDC__)
|
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const short yytable[] =
|
|
#else
|
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short yytable[] =
|
|
#endif
|
|
{ 26,
|
|
19, 26, 26, 26, 38, 39, 46, 34, 36, 24,
|
|
71, 94, 60, 76, 40, 41, 2, 47, 60, 3,
|
|
4, 5, 29, 71, 30, 31, 117, 32, 60, 67,
|
|
43, 118, 66, 19, 67, 50, 42, 11, 112, 113,
|
|
87, 53, 124, 33, 19, 56, 72, 119, 73, 74,
|
|
65, 68, 69, 78, 80, 82, 77, 89, 72, 84,
|
|
79, 81, 67, 83, 147, 85, 90, 88, 91, 71,
|
|
103, 76, 60, 125, 127, 111, 128, 112, 99, 95,
|
|
101, 133, 113, 135, 136, 48, 1, 67, 80, 2,
|
|
50, 72, 49, 126, 97, 92, 75, 70, 86, 109,
|
|
59, 132, 134, 131, 93, 148, 107, 102, 0, 64,
|
|
130, 0, 0, 96, 0, 0, 72, 77, 120, 100,
|
|
98, 80, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 80, 26, 0, 0,
|
|
77, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 77, 12, 0, 0, 0,
|
|
26, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 26, 9, 0, 0, 12,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 25, 0, 25, 25, 25,
|
|
46, 46, 29, 0, 30, 31, 10, 32, 0, 9,
|
|
0, 0, 46, 46, 46, 46, 46, 46, 46, 46,
|
|
46, 46, 46, 33, 40, 41, 19, 0, 19, 46,
|
|
46, 19, 19, 19, 19, 19, 19, 19, 19, 10,
|
|
8, 0, 0, 0, 0, 0, 42, 0, 0, 19,
|
|
19, 19, 19, 19, 19, 67, 0, 67, 0, 0,
|
|
67, 67, 67, 67, 67, 67, 67, 67, 0, 11,
|
|
0, 0, 0, 8, 0, 0, 0, 0, 67, 67,
|
|
67, 67, 67, 67, 72, 0, 72, 0, 0, 72,
|
|
72, 72, 72, 72, 72, 72, 72, 0, 7, 0,
|
|
0, 0, 11, 0, 0, 0, 0, 72, 72, 72,
|
|
72, 72, 72, 117, 80, 0, 80, 0, 118, 80,
|
|
80, 80, 80, 80, 80, 80, 80, 15, 0, 0,
|
|
0, 7, 0, 0, 119, 0, 0, 80, 80, 80,
|
|
80, 80, 80, 77, 0, 77, 0, 0, 77, 77,
|
|
77, 77, 77, 77, 77, 77, 13, 0, 0, 0,
|
|
15, 0, 0, 0, 0, 0, 77, 77, 77, 77,
|
|
77, 77, 0, 26, 0, 26, 0, 0, 26, 26,
|
|
26, 26, 26, 26, 26, 26, 14, 0, 0, 13,
|
|
0, 0, 0, 0, 0, 0, 26, 26, 26, 26,
|
|
26, 26, 12, 0, 12, 0, 0, 12, 12, 12,
|
|
12, 12, 12, 12, 12, 16, 0, 0, 0, 14,
|
|
0, 0, 0, 0, 0, 12, 12, 12, 12, 12,
|
|
12, 0, 9, 0, 9, 0, 0, 9, 9, 9,
|
|
9, 9, 9, 9, 9, 0, 0, 0, 16, 0,
|
|
0, 0, 0, 0, 0, 9, 9, 9, 9, 9,
|
|
9, 0, 10, 0, 10, 0, 0, 10, 10, 10,
|
|
10, 10, 10, 10, 10, 0, 0, 17, 0, 0,
|
|
0, 0, 0, 0, 0, 10, 10, 10, 10, 10,
|
|
10, 0, 0, 43, 0, 0, 8, 0, 8, 0,
|
|
0, 8, 8, 8, 8, 8, 8, 8, 8, 0,
|
|
0, 0, 0, 0, 0, 0, 41, 0, 0, 8,
|
|
8, 8, 8, 8, 8, 11, 0, 11, 0, 0,
|
|
11, 11, 11, 11, 11, 11, 11, 11, 0, 42,
|
|
0, 0, 0, 17, 0, 0, 0, 0, 11, 11,
|
|
11, 11, 11, 11, 7, 0, 7, 0, 0, 7,
|
|
7, 7, 7, 7, 7, 7, 7, 43, 108, 34,
|
|
0, 0, 0, 0, 0, 0, 0, 7, 7, 7,
|
|
7, 7, 7, 15, 0, 15, 0, 0, 15, 15,
|
|
15, 15, 15, 15, 15, 15, 17, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 15, 15, 15, 15,
|
|
15, 15, 13, 0, 13, 0, 0, 13, 13, 13,
|
|
13, 13, 13, 13, 13, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 13, 13, 13, 13, 13,
|
|
13, 0, 14, 0, 14, 0, 0, 14, 14, 14,
|
|
14, 14, 14, 14, 14, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 14, 14, 14, 14, 14,
|
|
14, 16, 0, 16, 0, 0, 16, 16, 16, 16,
|
|
16, 16, 16, 16, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 16, 16, 16, 16, 16, 16,
|
|
1, 0, 2, 0, 0, 3, 4, 5, 6, 7,
|
|
8, 9, 10, 0, 0, 0, 0, 40, 41, 0,
|
|
0, 0, 0, 11, 12, 13, 14, 15, 16, 137,
|
|
138, 139, 140, 141, 142, 143, 144, 145, 146, 42,
|
|
41, 41, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 41, 41, 41, 41, 41, 41, 41, 41,
|
|
41, 41, 41, 42, 42, 0, 0, 0, 2, 0,
|
|
0, 3, 4, 5, 0, 42, 42, 42, 42, 42,
|
|
42, 42, 42, 42, 42, 42, 0, 0, 0, 11,
|
|
0, 43, 43, 0, 29, 0, 30, 31, 0, 32,
|
|
0, 0, 0, 43, 43, 43, 43, 43, 43, 43,
|
|
43, 43, 43, 43, 0, 33, 0, 0, 0, 0,
|
|
0, 2, 0, 0, 3, 4, 5, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 11,
|
|
};
|
|
#if defined(__cplusplus) || defined(__STDC__)
|
|
const short yycheck[] =
|
|
#else
|
|
short yycheck[] =
|
|
#endif
|
|
{ 33,
|
|
0, 33, 33, 33, 8, 9, 33, 33, 7, 280,
|
|
44, 76, 44, 44, 257, 258, 258, 258, 44, 261,
|
|
262, 263, 258, 44, 260, 261, 258, 263, 44, 0,
|
|
33, 263, 43, 33, 45, 258, 279, 279, 286, 287,
|
|
61, 258, 58, 279, 44, 258, 36, 279, 38, 39,
|
|
61, 259, 44, 61, 61, 61, 46, 263, 0, 61,
|
|
58, 58, 33, 58, 129, 58, 263, 58, 263, 44,
|
|
40, 44, 44, 41, 61, 44, 61, 286, 82, 78,
|
|
84, 44, 287, 263, 263, 41, 0, 58, 0, 0,
|
|
41, 33, 41, 111, 80, 69, 43, 34, 60, 103,
|
|
17, 120, 124, 116, 71, 133, 88, 85, -1, 22,
|
|
115, -1, -1, 79, -1, -1, 58, 0, 33, 83,
|
|
81, 33, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, 58, 0, -1, -1,
|
|
33, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, 58, 0, -1, -1, -1,
|
|
33, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, 58, 0, -1, -1, 33,
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, 259, -1, 259, 259, 259,
|
|
257, 258, 258, -1, 260, 261, 0, 263, -1, 33,
|
|
-1, -1, 269, 270, 271, 272, 273, 274, 275, 276,
|
|
277, 278, 279, 279, 257, 258, 256, -1, 258, 286,
|
|
287, 261, 262, 263, 264, 265, 266, 267, 268, 33,
|
|
0, -1, -1, -1, -1, -1, 279, -1, -1, 279,
|
|
280, 281, 282, 283, 284, 256, -1, 258, -1, -1,
|
|
261, 262, 263, 264, 265, 266, 267, 268, -1, 0,
|
|
-1, -1, -1, 33, -1, -1, -1, -1, 279, 280,
|
|
281, 282, 283, 284, 256, -1, 258, -1, -1, 261,
|
|
262, 263, 264, 265, 266, 267, 268, -1, 0, -1,
|
|
-1, -1, 33, -1, -1, -1, -1, 279, 280, 281,
|
|
282, 283, 284, 258, 256, -1, 258, -1, 263, 261,
|
|
262, 263, 264, 265, 266, 267, 268, 0, -1, -1,
|
|
-1, 33, -1, -1, 279, -1, -1, 279, 280, 281,
|
|
282, 283, 284, 256, -1, 258, -1, -1, 261, 262,
|
|
263, 264, 265, 266, 267, 268, 0, -1, -1, -1,
|
|
33, -1, -1, -1, -1, -1, 279, 280, 281, 282,
|
|
283, 284, -1, 256, -1, 258, -1, -1, 261, 262,
|
|
263, 264, 265, 266, 267, 268, 0, -1, -1, 33,
|
|
-1, -1, -1, -1, -1, -1, 279, 280, 281, 282,
|
|
283, 284, 256, -1, 258, -1, -1, 261, 262, 263,
|
|
264, 265, 266, 267, 268, 0, -1, -1, -1, 33,
|
|
-1, -1, -1, -1, -1, 279, 280, 281, 282, 283,
|
|
284, -1, 256, -1, 258, -1, -1, 261, 262, 263,
|
|
264, 265, 266, 267, 268, -1, -1, -1, 33, -1,
|
|
-1, -1, -1, -1, -1, 279, 280, 281, 282, 283,
|
|
284, -1, 256, -1, 258, -1, -1, 261, 262, 263,
|
|
264, 265, 266, 267, 268, -1, -1, 33, -1, -1,
|
|
-1, -1, -1, -1, -1, 279, 280, 281, 282, 283,
|
|
284, -1, -1, 33, -1, -1, 256, -1, 258, -1,
|
|
-1, 261, 262, 263, 264, 265, 266, 267, 268, -1,
|
|
-1, -1, -1, -1, -1, -1, 33, -1, -1, 279,
|
|
280, 281, 282, 283, 284, 256, -1, 258, -1, -1,
|
|
261, 262, 263, 264, 265, 266, 267, 268, -1, 33,
|
|
-1, -1, -1, 33, -1, -1, -1, -1, 279, 280,
|
|
281, 282, 283, 284, 256, -1, 258, -1, -1, 261,
|
|
262, 263, 264, 265, 266, 267, 268, 33, 58, 33,
|
|
-1, -1, -1, -1, -1, -1, -1, 279, 280, 281,
|
|
282, 283, 284, 256, -1, 258, -1, -1, 261, 262,
|
|
263, 264, 265, 266, 267, 268, 33, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, 279, 280, 281, 282,
|
|
283, 284, 256, -1, 258, -1, -1, 261, 262, 263,
|
|
264, 265, 266, 267, 268, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, 279, 280, 281, 282, 283,
|
|
284, -1, 256, -1, 258, -1, -1, 261, 262, 263,
|
|
264, 265, 266, 267, 268, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, 279, 280, 281, 282, 283,
|
|
284, 256, -1, 258, -1, -1, 261, 262, 263, 264,
|
|
265, 266, 267, 268, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, -1, -1, 279, 280, 281, 282, 283, 284,
|
|
256, -1, 258, -1, -1, 261, 262, 263, 264, 265,
|
|
266, 267, 268, -1, -1, -1, -1, 257, 258, -1,
|
|
-1, -1, -1, 279, 280, 281, 282, 283, 284, 269,
|
|
270, 271, 272, 273, 274, 275, 276, 277, 278, 279,
|
|
257, 258, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, 269, 270, 271, 272, 273, 274, 275, 276,
|
|
277, 278, 279, 257, 258, -1, -1, -1, 258, -1,
|
|
-1, 261, 262, 263, -1, 269, 270, 271, 272, 273,
|
|
274, 275, 276, 277, 278, 279, -1, -1, -1, 279,
|
|
-1, 257, 258, -1, 258, -1, 260, 261, -1, 263,
|
|
-1, -1, -1, 269, 270, 271, 272, 273, 274, 275,
|
|
276, 277, 278, 279, -1, 279, -1, -1, -1, -1,
|
|
-1, 258, -1, -1, 261, 262, 263, -1, -1, -1,
|
|
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
|
|
-1, -1, 279,
|
|
};
|
|
#define YYFINAL 18
|
|
#ifndef YYDEBUG
|
|
#define YYDEBUG 0
|
|
#endif
|
|
#define YYMAXTOKEN 287
|
|
#if YYDEBUG
|
|
#if defined(__cplusplus) || defined(__STDC__)
|
|
const char * const yyname[] =
|
|
#else
|
|
char *yyname[] =
|
|
#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","DEFAULTS",
|
|
"DEFAULTS_HOST","DEFAULTS_USER","DEFAULTS_RUNAS","DEFAULTS_CMND","NOPASSWD",
|
|
"PASSWD","NOEXEC","EXEC","SETENV","NOSETENV","LOG_INPUT","NOLOG_INPUT",
|
|
"LOG_OUTPUT","NOLOG_OUTPUT","ALL","COMMENT","HOSTALIAS","CMNDALIAS","USERALIAS",
|
|
"RUNASALIAS","ERROR","TYPE","ROLE",
|
|
};
|
|
#if defined(__cplusplus) || defined(__STDC__)
|
|
const char * const yyrule[] =
|
|
#else
|
|
char *yyrule[] =
|
|
#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 selinux cmndtag opcmnd",
|
|
"opcmnd : cmnd",
|
|
"opcmnd : '!' cmnd",
|
|
"rolespec : ROLE '=' WORD",
|
|
"typespec : TYPE '=' WORD",
|
|
"selinux :",
|
|
"selinux : rolespec",
|
|
"selinux : typespec",
|
|
"selinux : rolespec typespec",
|
|
"selinux : typespec rolespec",
|
|
"runasspec :",
|
|
"runasspec : '(' runaslist ')'",
|
|
"runaslist : userlist",
|
|
"runaslist : userlist ':' grouplist",
|
|
"runaslist : ':' grouplist",
|
|
"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",
|
|
"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 : opcmnd",
|
|
"cmndlist : cmndlist ',' opcmnd",
|
|
"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;
|
|
int yystacksize;
|
|
#line 605 "gram.y"
|
|
static struct defaults *
|
|
new_default(char *var, char *val, int op)
|
|
{
|
|
struct defaults *d;
|
|
|
|
d = emalloc(sizeof(struct defaults));
|
|
d->var = var;
|
|
d->val = val;
|
|
tq_init(&d->binding);
|
|
d->type = 0;
|
|
d->op = op;
|
|
d->prev = d;
|
|
d->next = NULL;
|
|
|
|
return d;
|
|
}
|
|
|
|
static struct member *
|
|
new_member(char *name, int type)
|
|
{
|
|
struct member *m;
|
|
|
|
m = emalloc(sizeof(struct member));
|
|
m->name = name;
|
|
m->type = type;
|
|
m->prev = m;
|
|
m->next = NULL;
|
|
|
|
return m;
|
|
}
|
|
|
|
/*
|
|
* 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 void
|
|
add_defaults(int type, struct member *bmem, struct defaults *defs)
|
|
{
|
|
struct defaults *d;
|
|
struct member_list binding;
|
|
|
|
/*
|
|
* We can only call list2tq once on bmem as it will zero
|
|
* out the prev pointer when it consumes bmem.
|
|
*/
|
|
list2tq(&binding, bmem);
|
|
|
|
/*
|
|
* Set type and binding (who it applies to) for new entries.
|
|
*/
|
|
for (d = defs; d != NULL; d = d->next) {
|
|
d->type = type;
|
|
d->binding = binding;
|
|
}
|
|
tq_append(&defaults, defs);
|
|
}
|
|
|
|
/*
|
|
* Allocate a new struct userspec, populate it, and insert it at the
|
|
* and of the userspecs list.
|
|
*/
|
|
static void
|
|
add_userspec(struct member *members, struct privilege *privs)
|
|
{
|
|
struct userspec *u;
|
|
|
|
u = emalloc(sizeof(*u));
|
|
list2tq(&u->users, members);
|
|
list2tq(&u->privileges, privs);
|
|
u->prev = u;
|
|
u->next = NULL;
|
|
tq_append(&userspecs, u);
|
|
}
|
|
|
|
/*
|
|
* Free up space used by data structures from a previous parser run and sets
|
|
* the current sudoers file to path.
|
|
*/
|
|
void
|
|
init_parser(const char *path, int quiet)
|
|
{
|
|
struct defaults *d;
|
|
struct member *m, *binding;
|
|
struct userspec *us;
|
|
struct privilege *priv;
|
|
struct cmndspec *cs;
|
|
struct sudo_command *c;
|
|
|
|
while ((us = tq_pop(&userspecs)) != NULL) {
|
|
while ((m = tq_pop(&us->users)) != NULL) {
|
|
efree(m->name);
|
|
efree(m);
|
|
}
|
|
while ((priv = tq_pop(&us->privileges)) != NULL) {
|
|
struct member *runasuser = NULL, *runasgroup = NULL;
|
|
#ifdef HAVE_SELINUX
|
|
char *role = NULL, *type = NULL;
|
|
#endif /* HAVE_SELINUX */
|
|
|
|
while ((m = tq_pop(&priv->hostlist)) != NULL) {
|
|
efree(m->name);
|
|
efree(m);
|
|
}
|
|
while ((cs = tq_pop(&priv->cmndlist)) != NULL) {
|
|
#ifdef HAVE_SELINUX
|
|
/* Only free the first instance of a role/type. */
|
|
if (cs->role != role) {
|
|
role = cs->role;
|
|
efree(cs->role);
|
|
}
|
|
if (cs->type != type) {
|
|
type = cs->type;
|
|
efree(cs->type);
|
|
}
|
|
#endif /* HAVE_SELINUX */
|
|
if (tq_last(&cs->runasuserlist) != runasuser) {
|
|
runasuser = tq_last(&cs->runasuserlist);
|
|
while ((m = tq_pop(&cs->runasuserlist)) != NULL) {
|
|
efree(m->name);
|
|
efree(m);
|
|
}
|
|
}
|
|
if (tq_last(&cs->runasgrouplist) != runasgroup) {
|
|
runasgroup = tq_last(&cs->runasgrouplist);
|
|
while ((m = tq_pop(&cs->runasgrouplist)) != NULL) {
|
|
efree(m->name);
|
|
efree(m);
|
|
}
|
|
}
|
|
if (cs->cmnd->type == COMMAND) {
|
|
c = (struct sudo_command *) cs->cmnd->name;
|
|
efree(c->cmnd);
|
|
efree(c->args);
|
|
}
|
|
efree(cs->cmnd->name);
|
|
efree(cs->cmnd);
|
|
efree(cs);
|
|
}
|
|
efree(priv);
|
|
}
|
|
efree(us);
|
|
}
|
|
tq_init(&userspecs);
|
|
|
|
binding = NULL;
|
|
while ((d = tq_pop(&defaults)) != NULL) {
|
|
if (tq_last(&d->binding) != binding) {
|
|
binding = tq_last(&d->binding);
|
|
while ((m = tq_pop(&d->binding)) != NULL) {
|
|
if (m->type == COMMAND) {
|
|
c = (struct sudo_command *) m->name;
|
|
efree(c->cmnd);
|
|
efree(c->args);
|
|
}
|
|
efree(m->name);
|
|
efree(m);
|
|
}
|
|
}
|
|
efree(d->var);
|
|
efree(d->val);
|
|
efree(d);
|
|
}
|
|
tq_init(&defaults);
|
|
|
|
init_aliases();
|
|
|
|
init_lexer();
|
|
|
|
efree(sudoers);
|
|
sudoers = path ? estrdup(path) : NULL;
|
|
|
|
parse_error = FALSE;
|
|
errorlineno = -1;
|
|
errorfile = NULL;
|
|
sudolineno = 1;
|
|
verbose = !quiet;
|
|
}
|
|
#line 762 "y.tab.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
|
|
{
|
|
int newsize, i;
|
|
short *newss;
|
|
YYSTYPE *newvs;
|
|
|
|
if ((newsize = yystacksize) == 0)
|
|
newsize = YYINITSTACKSIZE;
|
|
else if (newsize >= YYMAXDEPTH)
|
|
return -1;
|
|
else if ((newsize *= 2) > YYMAXDEPTH)
|
|
newsize = YYMAXDEPTH;
|
|
i = yyssp - yyss;
|
|
#ifdef SIZE_MAX
|
|
#define YY_SIZE_MAX SIZE_MAX
|
|
#else
|
|
#define YY_SIZE_MAX 0x7fffffff
|
|
#endif
|
|
if (newsize && YY_SIZE_MAX / newsize < sizeof *newss)
|
|
goto bail;
|
|
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 + i;
|
|
if (newsize && YY_SIZE_MAX / newsize < sizeof *newvs)
|
|
goto bail;
|
|
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 + i;
|
|
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(lint) || defined(__GNUC__)
|
|
goto yynewerror;
|
|
#endif
|
|
yynewerror:
|
|
yyerror("syntax error");
|
|
#if defined(lint) || 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 186 "gram.y"
|
|
{ ; }
|
|
break;
|
|
case 5:
|
|
#line 194 "gram.y"
|
|
{
|
|
;
|
|
}
|
|
break;
|
|
case 6:
|
|
#line 197 "gram.y"
|
|
{
|
|
yyerrok;
|
|
}
|
|
break;
|
|
case 7:
|
|
#line 200 "gram.y"
|
|
{
|
|
add_userspec(yyvsp[-1].member, yyvsp[0].privilege);
|
|
}
|
|
break;
|
|
case 8:
|
|
#line 203 "gram.y"
|
|
{
|
|
;
|
|
}
|
|
break;
|
|
case 9:
|
|
#line 206 "gram.y"
|
|
{
|
|
;
|
|
}
|
|
break;
|
|
case 10:
|
|
#line 209 "gram.y"
|
|
{
|
|
;
|
|
}
|
|
break;
|
|
case 11:
|
|
#line 212 "gram.y"
|
|
{
|
|
;
|
|
}
|
|
break;
|
|
case 12:
|
|
#line 215 "gram.y"
|
|
{
|
|
add_defaults(DEFAULTS, NULL, yyvsp[0].defaults);
|
|
}
|
|
break;
|
|
case 13:
|
|
#line 218 "gram.y"
|
|
{
|
|
add_defaults(DEFAULTS_USER, yyvsp[-1].member, yyvsp[0].defaults);
|
|
}
|
|
break;
|
|
case 14:
|
|
#line 221 "gram.y"
|
|
{
|
|
add_defaults(DEFAULTS_RUNAS, yyvsp[-1].member, yyvsp[0].defaults);
|
|
}
|
|
break;
|
|
case 15:
|
|
#line 224 "gram.y"
|
|
{
|
|
add_defaults(DEFAULTS_HOST, yyvsp[-1].member, yyvsp[0].defaults);
|
|
}
|
|
break;
|
|
case 16:
|
|
#line 227 "gram.y"
|
|
{
|
|
add_defaults(DEFAULTS_CMND, yyvsp[-1].member, yyvsp[0].defaults);
|
|
}
|
|
break;
|
|
case 18:
|
|
#line 233 "gram.y"
|
|
{
|
|
list_append(yyvsp[-2].defaults, yyvsp[0].defaults);
|
|
yyval.defaults = yyvsp[-2].defaults;
|
|
}
|
|
break;
|
|
case 19:
|
|
#line 239 "gram.y"
|
|
{
|
|
yyval.defaults = new_default(yyvsp[0].string, NULL, TRUE);
|
|
}
|
|
break;
|
|
case 20:
|
|
#line 242 "gram.y"
|
|
{
|
|
yyval.defaults = new_default(yyvsp[0].string, NULL, FALSE);
|
|
}
|
|
break;
|
|
case 21:
|
|
#line 245 "gram.y"
|
|
{
|
|
yyval.defaults = new_default(yyvsp[-2].string, yyvsp[0].string, TRUE);
|
|
}
|
|
break;
|
|
case 22:
|
|
#line 248 "gram.y"
|
|
{
|
|
yyval.defaults = new_default(yyvsp[-2].string, yyvsp[0].string, '+');
|
|
}
|
|
break;
|
|
case 23:
|
|
#line 251 "gram.y"
|
|
{
|
|
yyval.defaults = new_default(yyvsp[-2].string, yyvsp[0].string, '-');
|
|
}
|
|
break;
|
|
case 25:
|
|
#line 257 "gram.y"
|
|
{
|
|
list_append(yyvsp[-2].privilege, yyvsp[0].privilege);
|
|
yyval.privilege = yyvsp[-2].privilege;
|
|
}
|
|
break;
|
|
case 26:
|
|
#line 263 "gram.y"
|
|
{
|
|
struct privilege *p = emalloc(sizeof(*p));
|
|
list2tq(&p->hostlist, yyvsp[-2].member);
|
|
list2tq(&p->cmndlist, yyvsp[0].cmndspec);
|
|
p->prev = p;
|
|
p->next = NULL;
|
|
yyval.privilege = p;
|
|
}
|
|
break;
|
|
case 27:
|
|
#line 273 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
yyval.member->negated = FALSE;
|
|
}
|
|
break;
|
|
case 28:
|
|
#line 277 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
yyval.member->negated = TRUE;
|
|
}
|
|
break;
|
|
case 29:
|
|
#line 283 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, ALIAS);
|
|
}
|
|
break;
|
|
case 30:
|
|
#line 286 "gram.y"
|
|
{
|
|
yyval.member = new_member(NULL, ALL);
|
|
}
|
|
break;
|
|
case 31:
|
|
#line 289 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, NETGROUP);
|
|
}
|
|
break;
|
|
case 32:
|
|
#line 292 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, NTWKADDR);
|
|
}
|
|
break;
|
|
case 33:
|
|
#line 295 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, WORD);
|
|
}
|
|
break;
|
|
case 35:
|
|
#line 301 "gram.y"
|
|
{
|
|
list_append(yyvsp[-2].cmndspec, yyvsp[0].cmndspec);
|
|
#ifdef HAVE_SELINUX
|
|
/* propagate role and type */
|
|
if (yyvsp[0].cmndspec->role == NULL)
|
|
yyvsp[0].cmndspec->role = yyvsp[0].cmndspec->prev->role;
|
|
if (yyvsp[0].cmndspec->type == NULL)
|
|
yyvsp[0].cmndspec->type = yyvsp[0].cmndspec->prev->type;
|
|
#endif /* HAVE_SELINUX */
|
|
/* propagate tags and runas list */
|
|
if (yyvsp[0].cmndspec->tags.nopasswd == UNSPEC)
|
|
yyvsp[0].cmndspec->tags.nopasswd = yyvsp[0].cmndspec->prev->tags.nopasswd;
|
|
if (yyvsp[0].cmndspec->tags.noexec == UNSPEC)
|
|
yyvsp[0].cmndspec->tags.noexec = yyvsp[0].cmndspec->prev->tags.noexec;
|
|
if (yyvsp[0].cmndspec->tags.setenv == UNSPEC &&
|
|
yyvsp[0].cmndspec->prev->tags.setenv != IMPLIED)
|
|
yyvsp[0].cmndspec->tags.setenv = yyvsp[0].cmndspec->prev->tags.setenv;
|
|
if (yyvsp[0].cmndspec->tags.log_input == UNSPEC)
|
|
yyvsp[0].cmndspec->tags.log_input = yyvsp[0].cmndspec->prev->tags.log_input;
|
|
if (yyvsp[0].cmndspec->tags.log_output == UNSPEC)
|
|
yyvsp[0].cmndspec->tags.log_output = yyvsp[0].cmndspec->prev->tags.log_output;
|
|
if ((tq_empty(&yyvsp[0].cmndspec->runasuserlist) &&
|
|
tq_empty(&yyvsp[0].cmndspec->runasgrouplist)) &&
|
|
(!tq_empty(&yyvsp[0].cmndspec->prev->runasuserlist) ||
|
|
!tq_empty(&yyvsp[0].cmndspec->prev->runasgrouplist))) {
|
|
yyvsp[0].cmndspec->runasuserlist = yyvsp[0].cmndspec->prev->runasuserlist;
|
|
yyvsp[0].cmndspec->runasgrouplist = yyvsp[0].cmndspec->prev->runasgrouplist;
|
|
}
|
|
yyval.cmndspec = yyvsp[-2].cmndspec;
|
|
}
|
|
break;
|
|
case 36:
|
|
#line 333 "gram.y"
|
|
{
|
|
struct cmndspec *cs = emalloc(sizeof(*cs));
|
|
if (yyvsp[-3].runas != NULL) {
|
|
list2tq(&cs->runasuserlist, yyvsp[-3].runas->runasusers);
|
|
list2tq(&cs->runasgrouplist, yyvsp[-3].runas->runasgroups);
|
|
efree(yyvsp[-3].runas);
|
|
} else {
|
|
tq_init(&cs->runasuserlist);
|
|
tq_init(&cs->runasgrouplist);
|
|
}
|
|
#ifdef HAVE_SELINUX
|
|
cs->role = yyvsp[-2].seinfo.role;
|
|
cs->type = yyvsp[-2].seinfo.type;
|
|
#endif
|
|
cs->tags = yyvsp[-1].tag;
|
|
cs->cmnd = yyvsp[0].member;
|
|
cs->prev = cs;
|
|
cs->next = NULL;
|
|
/* 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 359 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
yyval.member->negated = FALSE;
|
|
}
|
|
break;
|
|
case 38:
|
|
#line 363 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
yyval.member->negated = TRUE;
|
|
}
|
|
break;
|
|
case 39:
|
|
#line 369 "gram.y"
|
|
{
|
|
yyval.string = yyvsp[0].string;
|
|
}
|
|
break;
|
|
case 40:
|
|
#line 374 "gram.y"
|
|
{
|
|
yyval.string = yyvsp[0].string;
|
|
}
|
|
break;
|
|
case 41:
|
|
#line 379 "gram.y"
|
|
{
|
|
yyval.seinfo.role = NULL;
|
|
yyval.seinfo.type = NULL;
|
|
}
|
|
break;
|
|
case 42:
|
|
#line 383 "gram.y"
|
|
{
|
|
yyval.seinfo.role = yyvsp[0].string;
|
|
yyval.seinfo.type = NULL;
|
|
}
|
|
break;
|
|
case 43:
|
|
#line 387 "gram.y"
|
|
{
|
|
yyval.seinfo.type = yyvsp[0].string;
|
|
yyval.seinfo.role = NULL;
|
|
}
|
|
break;
|
|
case 44:
|
|
#line 391 "gram.y"
|
|
{
|
|
yyval.seinfo.role = yyvsp[-1].string;
|
|
yyval.seinfo.type = yyvsp[0].string;
|
|
}
|
|
break;
|
|
case 45:
|
|
#line 395 "gram.y"
|
|
{
|
|
yyval.seinfo.type = yyvsp[-1].string;
|
|
yyval.seinfo.role = yyvsp[0].string;
|
|
}
|
|
break;
|
|
case 46:
|
|
#line 401 "gram.y"
|
|
{
|
|
yyval.runas = NULL;
|
|
}
|
|
break;
|
|
case 47:
|
|
#line 404 "gram.y"
|
|
{
|
|
yyval.runas = yyvsp[-1].runas;
|
|
}
|
|
break;
|
|
case 48:
|
|
#line 409 "gram.y"
|
|
{
|
|
yyval.runas = emalloc(sizeof(struct runascontainer));
|
|
yyval.runas->runasusers = yyvsp[0].member;
|
|
yyval.runas->runasgroups = NULL;
|
|
}
|
|
break;
|
|
case 49:
|
|
#line 414 "gram.y"
|
|
{
|
|
yyval.runas = emalloc(sizeof(struct runascontainer));
|
|
yyval.runas->runasusers = yyvsp[-2].member;
|
|
yyval.runas->runasgroups = yyvsp[0].member;
|
|
}
|
|
break;
|
|
case 50:
|
|
#line 419 "gram.y"
|
|
{
|
|
yyval.runas = emalloc(sizeof(struct runascontainer));
|
|
yyval.runas->runasusers = NULL;
|
|
yyval.runas->runasgroups = yyvsp[0].member;
|
|
}
|
|
break;
|
|
case 51:
|
|
#line 426 "gram.y"
|
|
{
|
|
yyval.tag.nopasswd = yyval.tag.noexec = yyval.tag.setenv =
|
|
yyval.tag.log_input = yyval.tag.log_output = UNSPEC;
|
|
}
|
|
break;
|
|
case 52:
|
|
#line 430 "gram.y"
|
|
{
|
|
yyval.tag.nopasswd = TRUE;
|
|
}
|
|
break;
|
|
case 53:
|
|
#line 433 "gram.y"
|
|
{
|
|
yyval.tag.nopasswd = FALSE;
|
|
}
|
|
break;
|
|
case 54:
|
|
#line 436 "gram.y"
|
|
{
|
|
yyval.tag.noexec = TRUE;
|
|
}
|
|
break;
|
|
case 55:
|
|
#line 439 "gram.y"
|
|
{
|
|
yyval.tag.noexec = FALSE;
|
|
}
|
|
break;
|
|
case 56:
|
|
#line 442 "gram.y"
|
|
{
|
|
yyval.tag.setenv = TRUE;
|
|
}
|
|
break;
|
|
case 57:
|
|
#line 445 "gram.y"
|
|
{
|
|
yyval.tag.setenv = FALSE;
|
|
}
|
|
break;
|
|
case 58:
|
|
#line 448 "gram.y"
|
|
{
|
|
yyval.tag.log_input = TRUE;
|
|
}
|
|
break;
|
|
case 59:
|
|
#line 451 "gram.y"
|
|
{
|
|
yyval.tag.log_input = FALSE;
|
|
}
|
|
break;
|
|
case 60:
|
|
#line 454 "gram.y"
|
|
{
|
|
yyval.tag.log_output = TRUE;
|
|
}
|
|
break;
|
|
case 61:
|
|
#line 457 "gram.y"
|
|
{
|
|
yyval.tag.log_output = FALSE;
|
|
}
|
|
break;
|
|
case 62:
|
|
#line 462 "gram.y"
|
|
{
|
|
yyval.member = new_member(NULL, ALL);
|
|
}
|
|
break;
|
|
case 63:
|
|
#line 465 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, ALIAS);
|
|
}
|
|
break;
|
|
case 64:
|
|
#line 468 "gram.y"
|
|
{
|
|
struct sudo_command *c = emalloc(sizeof(*c));
|
|
c->cmnd = yyvsp[0].command.cmnd;
|
|
c->args = yyvsp[0].command.args;
|
|
yyval.member = new_member((char *)c, COMMAND);
|
|
}
|
|
break;
|
|
case 67:
|
|
#line 480 "gram.y"
|
|
{
|
|
char *s;
|
|
if ((s = alias_add(yyvsp[-2].string, HOSTALIAS, yyvsp[0].member)) != NULL) {
|
|
yyerror(s);
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 69:
|
|
#line 490 "gram.y"
|
|
{
|
|
list_append(yyvsp[-2].member, yyvsp[0].member);
|
|
yyval.member = yyvsp[-2].member;
|
|
}
|
|
break;
|
|
case 72:
|
|
#line 500 "gram.y"
|
|
{
|
|
char *s;
|
|
if ((s = alias_add(yyvsp[-2].string, CMNDALIAS, yyvsp[0].member)) != NULL) {
|
|
yyerror(s);
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 74:
|
|
#line 510 "gram.y"
|
|
{
|
|
list_append(yyvsp[-2].member, yyvsp[0].member);
|
|
yyval.member = yyvsp[-2].member;
|
|
}
|
|
break;
|
|
case 77:
|
|
#line 520 "gram.y"
|
|
{
|
|
char *s;
|
|
if ((s = alias_add(yyvsp[-2].string, RUNASALIAS, yyvsp[0].member)) != NULL) {
|
|
yyerror(s);
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 80:
|
|
#line 533 "gram.y"
|
|
{
|
|
char *s;
|
|
if ((s = alias_add(yyvsp[-2].string, USERALIAS, yyvsp[0].member)) != NULL) {
|
|
yyerror(s);
|
|
YYERROR;
|
|
}
|
|
}
|
|
break;
|
|
case 82:
|
|
#line 543 "gram.y"
|
|
{
|
|
list_append(yyvsp[-2].member, yyvsp[0].member);
|
|
yyval.member = yyvsp[-2].member;
|
|
}
|
|
break;
|
|
case 83:
|
|
#line 549 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
yyval.member->negated = FALSE;
|
|
}
|
|
break;
|
|
case 84:
|
|
#line 553 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
yyval.member->negated = TRUE;
|
|
}
|
|
break;
|
|
case 85:
|
|
#line 559 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, ALIAS);
|
|
}
|
|
break;
|
|
case 86:
|
|
#line 562 "gram.y"
|
|
{
|
|
yyval.member = new_member(NULL, ALL);
|
|
}
|
|
break;
|
|
case 87:
|
|
#line 565 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, NETGROUP);
|
|
}
|
|
break;
|
|
case 88:
|
|
#line 568 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, USERGROUP);
|
|
}
|
|
break;
|
|
case 89:
|
|
#line 571 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, WORD);
|
|
}
|
|
break;
|
|
case 91:
|
|
#line 577 "gram.y"
|
|
{
|
|
list_append(yyvsp[-2].member, yyvsp[0].member);
|
|
yyval.member = yyvsp[-2].member;
|
|
}
|
|
break;
|
|
case 92:
|
|
#line 583 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
yyval.member->negated = FALSE;
|
|
}
|
|
break;
|
|
case 93:
|
|
#line 587 "gram.y"
|
|
{
|
|
yyval.member = yyvsp[0].member;
|
|
yyval.member->negated = TRUE;
|
|
}
|
|
break;
|
|
case 94:
|
|
#line 593 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, ALIAS);
|
|
}
|
|
break;
|
|
case 95:
|
|
#line 596 "gram.y"
|
|
{
|
|
yyval.member = new_member(NULL, ALL);
|
|
}
|
|
break;
|
|
case 96:
|
|
#line 599 "gram.y"
|
|
{
|
|
yyval.member = new_member(yyvsp[0].string, WORD);
|
|
}
|
|
break;
|
|
#line 1531 "y.tab.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);
|
|
}
|