mirror of
https://git.openldap.org/openldap/openldap.git
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748 lines
20 KiB
C
748 lines
20 KiB
C
/*
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* Copyright (c) 1991, 1992, 1993
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* Regents of the University of Michigan. All rights reserved.
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*
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* Redistribution and use in source and binary forms are permitted
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* provided that this notice is preserved and that due credit is given
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* to the University of Michigan at Ann Arbor. The name of the University
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* may not be used to endorse or promote products derived from this
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* software without specific prior written permission. This software
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* is provided ``as is'' without express or implied warranty.
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*
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* The University of Michigan would like to thank the following people for
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* their contributions to this piece of software:
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*
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* Robert Urquhart <robert@sfu.ca>
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* Simon Fraser University, Academic Computing Services
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*/
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#include "portable.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <setjmp.h>
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#ifdef HAVE_PWD_H
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#include <pwd.h>
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#endif
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#include <ac/signal.h>
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#include <ac/string.h>
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#include <ac/ctype.h>
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#include <ac/termios.h>
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#include <ac/time.h>
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#include <ac/unistd.h>
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#ifdef HAVE_SYS_FILE_H
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#include <sys/file.h>
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#endif
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#include <lber.h>
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#include <ldap.h>
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#include <ldapconfig.h>
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#include "ud.h"
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#ifndef lint
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char copyright[] =
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"@(#) Copyright (c) 1991, 1992, 1993 Regents of the University of Michigan.\nAll rights reserved.\n";
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#endif
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/*
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* Used with change_base() to indicate which base we are changing.
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*/
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#define BASE_SEARCH 0
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#define BASE_GROUPS 1
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#define iscom(x) (!strncasecmp(x, cmd, strlen(cmd)))
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static char *server = NULL;
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static char *config_file = UD_CONFIG_FILE;
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static char *filter_file = FILTERFILE;
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static int ldap_port = 0;
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static int dereference = TRUE;
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char *default_bind_object = NULL;
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char *bound_dn; /* bound user's Distinguished Name */
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char *group_base; /* place in LDAP tree where groups are */
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char *search_base; /* place in LDAP tree where searches start */
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static jmp_buf env; /* spot to jump to on an interrupt */
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int lpp; /* lines per page */
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int verbose; /* 1 if verbose mode on */
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int col_size; /* characters across on the screen */
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int bind_status; /* user's bind status */
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LDAP *ld; /* LDAP descriptor */
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LDAPFiltDesc *lfdp; /* LDAP filter descriptor */
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#ifdef DEBUG
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int debug; /* debug flag */
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#endif
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int ldebug; /* library debug flag */
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int
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main( int argc, char **argv )
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{
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register int c; /* for parsing argv */
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register char *cp; /* for parsing Version */
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verbose = 1;
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/* handle argument list */
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while ((c = getopt(argc, argv, "c:d:Df:l:p:s:u:vV")) != -1) {
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switch (c) {
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case 'l' :
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ldebug |= (int) strtol(optarg, (char **) NULL, 0);
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break;
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case 'd' :
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#ifdef DEBUG
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debug |= (int) strtol(optarg, (char **) NULL, 0);
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#endif
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break;
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case 's' :
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server = strdup(optarg);
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break;
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case 'c' :
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filter_file = strdup(optarg);
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break;
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case 'f' :
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config_file = optarg;
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break;
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case 'p' :
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ldap_port = atoi(optarg);
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break;
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case 'u' :
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default_bind_object = strdup(optarg);
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break;
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case 'v' :
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verbose = 1; /* this is the default anyways... */
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break;
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case 'V' :
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verbose = 0;
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break;
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case 'D' :
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printf("\n\n Debug flag values\n\n");
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printf(" 1 function trace\n");
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printf(" 2 find() information\n");
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printf(" 4 group information\n");
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printf(" 8 mod() information\n");
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printf(" 16 parsing information\n");
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printf(" 32 output information\n");
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printf(" 64 authentication information\n");
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printf(" 128 initialization information\n\n");
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format("These are masks, and may be added to form multiple debug levels. For example, '-d 35' would perform a function trace, print out information about the find() function, and would print out information about the output routines too.", 75, 2);
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exit(0);
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default:
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fprintf(stderr, "Usage: %s [-c filter-config-file] [-d debug-level] [-l ldap-debug-level] [-s server] [-p port] [-V]\n", argv[0]);
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exit(-1);
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/* NOTREACHED */
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}
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}
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/* just print the first line of Version[] */
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cp = strchr(Version, '\t');
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if (cp != NULL)
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*cp = '\0';
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printf(Version);
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fflush( stdout );
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#ifdef SIGPIPE
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(void) SIGNAL (SIGPIPE, SIG_IGN);
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#endif
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initialize_client();
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initialize_attribute_strings();
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/* now tackle the user's commands */
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do_commands();
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/* NOTREACHED */
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return 0;
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}
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void
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do_commands( void )
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{
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LDAPMessage *mp; /* returned by find() */
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register char *cp; /* misc char pointer */
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register char *ap; /* misc char pointer */
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static char buf[MED_BUF_SIZE]; /* for prompting */
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static char cmd[MED_BUF_SIZE]; /* holds the command */
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static char input[MED_BUF_SIZE]; /* buffer for input */
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#ifdef DEBUG
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if (debug & D_TRACE)
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printf("->do_commands()\n");
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#endif
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if (verbose)
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printf("\n Enter a command. If you need help, type 'h' or '?' and hit RETURN.\n\n");
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/* jump here on an interrupt */
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(void) setjmp(env);
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for (;;) {
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printf("* ");
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fflush(stdout);
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cp = input;
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/* Temporary kludge - if cp is null, dumps core under Solaris */
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if (cp == NULL)
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break;
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fetch_buffer(input, sizeof(input), stdin);
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if (*input == '\0') {
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putchar('\n');
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continue;
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}
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while (isspace(*cp))
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cp++;
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ap = cmd;
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if (memset(cmd, '\0', sizeof(cmd)) == NULL)
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fatal("memset");
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while (!isspace(*cp) && (*cp != '\0'))
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*ap++ = *cp++;
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if (iscom("status"))
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status();
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else if (iscom("stop") || iscom("quit"))
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break;
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else if (iscom("cb") || iscom("cd") || iscom("moveto")) {
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while (isspace(*cp) && (*cp != '\0'))
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cp++;
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if (!strncasecmp(cp, "base", 4))
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cp += 4;
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change_base(BASE_SEARCH, &search_base, nextstr(cp));
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}
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else if (iscom("memberships"))
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(void) list_memberships(nextstr(cp));
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else if (iscom("list"))
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(void) list_groups(nextstr(cp));
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else if (iscom("groupbase"))
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change_base(BASE_GROUPS, &group_base, nextstr(cp));
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else if (iscom("find") || iscom("display") || iscom("show")) {
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cp = nextstr(cp);
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if ((mp = find(cp, FALSE)) != NULL) {
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parse_answer(mp);
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print_an_entry();
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ldap_msgfree(mp);
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}
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else
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printf(" Could not find \"%s\".\n", cp);
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}
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#ifdef UOFM
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else if (iscom("vedit") && isatty( 1 )) {
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#else
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else if (iscom("vedit")) {
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#endif
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(void) edit(nextstr(cp));
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}
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else if (iscom("modify") || iscom("change") || iscom("alter"))
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(void) modify(nextstr(cp));
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else if (iscom("bind") || iscom("iam"))
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(void) auth(nextstr(cp), 0);
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else if ((cmd[0] == '?') || iscom("help"))
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print_help(nextstr(cp));
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else if (iscom("join") || iscom("subscribe"))
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(void) x_group(G_JOIN, nextstr(cp));
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else if (iscom("resign") || iscom("unsubscribe"))
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(void) x_group(G_RESIGN, nextstr(cp));
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else if (!strncasecmp("create", cmd, strlen(cmd)))
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add_group(nextstr(cp));
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else if (!strncasecmp("remove", cmd, strlen(cmd)))
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remove_group(nextstr(cp));
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else if (!strncasecmp("purge", cmd, strlen(cmd)))
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purge_group(nextstr(cp));
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else if (!strncasecmp("verbose", cmd, strlen(cmd))) {
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verbose = 1 - verbose;
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if (verbose)
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printf(" Verbose mode has been turned on.\n");
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}
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else if (!strncasecmp("dereference", cmd, strlen(cmd))) {
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int deref;
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dereference = 1 - dereference;
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if (dereference == 1) {
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deref = LDAP_DEREF_ALWAYS;
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} else {
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deref = LDAP_DEREF_NEVER;
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}
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ldap_set_option(ld, LDAP_OPT_DEREF, (void *) &deref);
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}
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else if (!strncasecmp("tidy", cmd, strlen(cmd)))
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tidy_up();
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else if (cmd[0] == '\0')
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putchar('\n');
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else
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printf(" Invalid command. Type \"help commands.\"\n");
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}
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printf(" Thank you!\n");
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ldap_unbind(ld);
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#ifdef HAVE_KERBEROS
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destroy_tickets();
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#endif
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exit(0);
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/* NOTREACHED */
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}
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void
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status( void )
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{
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register char **rdns;
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#ifdef DEBUG
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if (debug & D_TRACE)
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printf("->status()\n");
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#endif
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printf(" Current server is %s", server);
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if ( ld != NULL ) {
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char *host = NULL;
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ldap_get_option(ld, LDAP_OPT_HOST_NAME, &host);
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if (( host != NULL ) && (strcasecmp( host, server ) != 0 )) {
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printf( " (%s)", host );
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}
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}
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putchar( '\n' );
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printbase(" Search base is ", search_base);
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printbase(" Group base is ", group_base);
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if ( bound_dn != NULL ) {
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rdns = ldap_explode_dn(bound_dn, TRUE);
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printf(" Bound as \"%s\"\n", *rdns);
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ldap_value_free(rdns);
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} else {
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printf(" Bound as Nobody\n" );
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}
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printf( " Verbose mode is %sabled\n", ( verbose ? "en" : "dis" ));
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if ( ld != NULL ) {
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int deref = LDAP_DEREF_NEVER;
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ldap_get_option(ld, LDAP_OPT_DEREF, &deref);
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printf( " Aliases are %sbeing dereferenced\n",
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( deref == LDAP_DEREF_ALWAYS ) ? "" : "not" );
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}
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}
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void
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change_base( int type, char **base, char *s )
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{
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register char *cp; /* utility pointers */
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char **rdns; /* for parsing */
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char *output_string; /* for nice output */
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int num_picked; /* # of selected base */
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int j; /* used with num_picked */
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int i = 1; /* index into choices array */
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int matches; /* # of matches found */
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int rest = 1; /* # left to display */
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char tmp[MED_BUF_SIZE]; /* temporary buffer */
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static char *choices[MED_BUF_SIZE]; /* bases from which to choose */
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static char resp[SMALL_BUF_SIZE]; /* for prompting user */
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static char buf[MED_BUF_SIZE];
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static char *attrs[] = { "objectClass", NULL };
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LDAPMessage *mp; /* results from a search */
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LDAPMessage *ep; /* for going thru bases */
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#ifdef DEBUG
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if (debug & D_TRACE)
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printf("->change_base(%s, %s)\n", s, s);
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#endif
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/*
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* If s is NULL we need to prompt the user for an argument.
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*/
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while (s == NULL) {
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if (verbose) {
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printf(" You need to specify how the base is to be changed. Valid choices are:\n");
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printf(" ? - list the choices immediately below this level\n");
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printf(" .. - move up one level in the Directory tree\n");
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printf(" root - move to the root of the Directory tree\n");
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printf(" default - move to the default level built into this program\n");
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printf(" <entry> - move to the entry specified\n");
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}
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printf(" Change base to? ");
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fflush(stdout);
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fetch_buffer(buf, sizeof(buf), stdin);
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if ((buf != NULL) && (buf[0] != '\0'))
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s = buf;
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}
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/* set the output string */
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if (type == BASE_SEARCH)
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output_string = " Search base is now ";
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else if (type == BASE_GROUPS)
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output_string = " Group base is now ";
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if (!strcasecmp(s, "root")) {
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StrFreeDup(base, NULL);
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printbase(" Search base is ", *base);
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return;
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}
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/*
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* User wants to ascend one level in the LDAP tree.
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* Easy: Just strip off the first element of the
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* current search base, unless it's the root, in
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* which case we just do nothing.
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*/
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if (!strcasecmp(s, "..")) {
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if (*base == NULL) {
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printf(" You are already at the root\n");
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return;
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}
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cp = strchr(*base, '=');
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cp++;
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/*
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* If there isn't a second "=" in the base, then this was
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* a one element base, and so now it should be NULL.
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*/
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if ((cp = strchr(cp, '=')) == NULL)
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StrFreeDup(base, NULL);
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else {
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/*
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* Back up to the start of this
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*
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* attr=value
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*
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* sequence now that 'cp' is pointing to the '='.
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*/
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while(!isspace(*cp))
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cp--;
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cp++;
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/*
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* Goofy, but need to do it this way since both *base
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* and cp point into the same chunk of memory, and
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* we want to free *base, but keep part of it around.
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*/
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cp = strdup(cp);
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StrFreeDup(base, cp);
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Free(cp);
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}
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printbase(output_string, *base);
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return;
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}
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/* user wants to see what is directly below this level */
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if (*s == '?') {
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/*
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* Fetch the list of entries directly below this level.
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* Once we have the list, we will print it for the user, one
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* screenful at a time. At the end of each screen, we ask
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* the user if they want to see more. They can also just
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* type a number at that point too.
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*/
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if (ldap_search_s(ld, *base, LDAP_SCOPE_ONELEVEL, "(|(objectClass=quipuNonLeafObject)(objectClass=externalNonLeafObject))", attrs, FALSE, &mp) != LDAP_SUCCESS) {
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int ld_errno = 0;
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ldap_get_option(ld, LDAP_OPT_ERROR_NUMBER, &ld_errno);
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if ((ld_errno == LDAP_TIMELIMIT_EXCEEDED) ||
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(ld_errno == LDAP_SIZELIMIT_EXCEEDED)) {
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if (verbose) {
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printf(" Your query was too general and a limit was exceeded. The results listed\n");
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printf(" are not complete. You may want to try again with a more refined query.\n\n");
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}
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else
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printf(" Time or size limit exceeded. Partial results follow.\n\n");
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} else {
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ldap_perror(ld, "ldap_search_s");
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return;
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}
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}
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if ((matches = ldap_count_entries(ld, mp)) < 1) {
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printf(" There is nothing below this level.\n");
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(void) ldap_msgfree(mp);
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return;
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}
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num_picked = 0;
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printf(" There are %d choices:\n", matches);
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for (ep = ldap_first_entry(ld, mp); ep != NULL; ep = ldap_next_entry(ld, ep)) {
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/*
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* Put the last component of the DN into 'lastDN'.
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* If we are at the root level, convert any country
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* codes to recognizable names for printing.
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*/
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choices[i] = ldap_get_dn(ld, ep);
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rdns = ldap_explode_dn(choices[i], TRUE);
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printf(" %2d. %s\n", i, friendly_name(*rdns));
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(void) ldap_value_free(rdns);
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i++;
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if ((rest++ > (lpp - 3)) && (i < matches)) {
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printf("More? ");
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fflush(stdout);
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fetch_buffer(resp, sizeof(resp), stdin);
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if ((resp[0] == 'n') || (resp[0] == 'N'))
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break;
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else if (((num_picked = atoi(resp)) != 0) && (num_picked < i))
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break;
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rest = 1;
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}
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}
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for (;;) {
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if (num_picked != 0) {
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j = num_picked;
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num_picked = 0;
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}
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else {
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printf(" Which number? ");
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fflush(stdout);
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fetch_buffer(resp, sizeof(resp), stdin);
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j = atoi(resp);
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}
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if (j == 0) {
|
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(void) ldap_msgfree(mp);
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for (i = 0; i < matches; i++)
|
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Free(choices[i]);
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return;
|
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}
|
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if ((j < 1) || (j >= i))
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printf(" Invalid number\n");
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else {
|
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StrFreeDup(base, choices[j]);
|
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printbase(output_string, *base);
|
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(void) ldap_msgfree(mp);
|
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for (i = 0; choices[i] != NULL; i++)
|
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Free(choices[i]);
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return;
|
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}
|
|
}
|
|
}
|
|
/* set the search base back to the original default value */
|
|
else if (!strcasecmp(s, "default")) {
|
|
if (type == BASE_SEARCH)
|
|
StrFreeDup(base, NULL);
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|
else if (type == BASE_GROUPS)
|
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StrFreeDup(base, UD_WHERE_GROUPS_ARE_CREATED);
|
|
printbase(output_string, *base);
|
|
}
|
|
/* they typed in something -- see if it is legit */
|
|
else {
|
|
/* user cannot do something like 'cb 33' */
|
|
if (atoi(s) != 0) {
|
|
printf(" \"%s\" is not a valid search base\n", s);
|
|
printf(" Base unchanged.\n");
|
|
printf(" Try using 'cb ?'\n");
|
|
return;
|
|
}
|
|
/* was it a fully-specified DN? */
|
|
if (vrfy(s)) {
|
|
StrFreeDup(base, s);
|
|
printbase(output_string, *base);
|
|
return;
|
|
}
|
|
/* was it a RDN relative to the current base? */
|
|
sprintf(tmp, "ou=%s, %s", s, *base);
|
|
if (vrfy(tmp)) {
|
|
StrFreeDup(base, tmp);
|
|
printbase(output_string, *base);
|
|
return;
|
|
}
|
|
printf(" \"%s\" is not a valid base\n Base unchanged.\n", s);
|
|
}
|
|
}
|
|
|
|
void
|
|
initialize_client( void )
|
|
{
|
|
FILE *fp; /* for config file */
|
|
static char buffer[MED_BUF_SIZE]; /* for input */
|
|
#ifdef HAVE_GETPWUID
|
|
struct passwd *pw; /* for getting the home dir */
|
|
#endif
|
|
register char *cp; /* for fiddling with buffer */
|
|
char *config; /* config file to use */
|
|
static char bp[1024]; /* for tty set-up */
|
|
|
|
#ifdef DEBUG
|
|
if (debug & D_TRACE)
|
|
printf("->initialize_client()\n");
|
|
#endif
|
|
|
|
if (ldebug) {
|
|
lber_set_option(NULL, LBER_OPT_DEBUG_LEVEL, &ldebug);
|
|
ldap_set_option(NULL, LDAP_OPT_DEBUG_LEVEL, &ldebug);
|
|
}
|
|
|
|
/*
|
|
* A per-user config file has precedence over any system-wide
|
|
* config file, if one exists.
|
|
*/
|
|
#ifdef HAVE_GETPWUID
|
|
if ((pw = getpwuid((uid_t) geteuid())) == (struct passwd *) NULL)
|
|
config = config_file;
|
|
else {
|
|
if (pw->pw_dir == NULL)
|
|
config = config_file;
|
|
else {
|
|
sprintf(buffer, "%s/%s", pw->pw_dir,
|
|
UD_USER_CONFIG_FILE);
|
|
if (access(buffer, R_OK) == 0)
|
|
config = buffer;
|
|
else
|
|
config = config_file;
|
|
}
|
|
}
|
|
#endif /* getpwduid() */
|
|
#ifdef DEBUG
|
|
if (debug & D_INITIALIZE)
|
|
printf("Using config file %s\n", config);
|
|
#endif
|
|
|
|
/*
|
|
* If there is a config file, read it.
|
|
*
|
|
* Could have lines that look like this:
|
|
*
|
|
* server <ip-address or domain-name>
|
|
* base <default search base>
|
|
* groupbase <default place where groups are created>
|
|
*
|
|
*/
|
|
if ((fp = fopen(config, "r")) != NULL) {
|
|
while (fgets(buffer, sizeof(buffer), fp) != NULL) {
|
|
buffer[strlen(buffer) - 1] = '\0';
|
|
if (!strncasecmp(buffer, "server", 6)) {
|
|
if (server != NULL)
|
|
continue;
|
|
cp = buffer + 6;
|
|
while (isspace(*cp))
|
|
cp++;
|
|
if ((*cp == '\0') || (*cp == '\n'))
|
|
continue;
|
|
server = strdup(cp);
|
|
}
|
|
else if (!strncasecmp(buffer, "host", 4)) {
|
|
if (server != NULL)
|
|
continue;
|
|
cp = buffer + 4;
|
|
while (isspace(*cp))
|
|
cp++;
|
|
if ((*cp == '\0') || (*cp == '\n'))
|
|
continue;
|
|
server = strdup(cp);
|
|
}
|
|
else if (!strncasecmp(buffer, "base", 4)) {
|
|
cp = buffer + 4;
|
|
while (isspace(*cp))
|
|
cp++;
|
|
if ((*cp == '\0') || (*cp == '\n'))
|
|
continue;
|
|
search_base = strdup(cp);
|
|
}
|
|
else if (!strncasecmp(buffer, "groupbase", 9)) {
|
|
cp = buffer + 9;
|
|
while (isspace(*cp))
|
|
cp++;
|
|
if ((*cp == '\0') || (*cp == '\n'))
|
|
continue;
|
|
group_base = strdup(cp);
|
|
}
|
|
else
|
|
fprintf(stderr, "?? -> %s\n", buffer);
|
|
}
|
|
}
|
|
if (group_base == NULL)
|
|
group_base = strdup(UD_WHERE_GROUPS_ARE_CREATED);
|
|
|
|
/*
|
|
* Set up our LDAP connection. The values of retry and timeout
|
|
* are meaningless since we will immediately be doing a null bind
|
|
* because we want to be sure to use TCP, not UDP.
|
|
*/
|
|
if ((ld = ldap_open(server, ldap_port)) == NULL) {
|
|
fprintf(stderr, " The LDAP Directory is temporarily unavailable. Please try again later.\n");
|
|
exit(0);
|
|
/* NOTREACHED */
|
|
}
|
|
if (ldap_bind_s(ld, (char *) default_bind_object, NULL,
|
|
LDAP_AUTH_SIMPLE) != LDAP_SUCCESS) {
|
|
int ld_errno = 0;
|
|
ldap_get_option(ld, LDAP_OPT_ERROR_NUMBER, &ld_errno);
|
|
|
|
fprintf(stderr, " The LDAP Directory is temporarily unavailable. Please try again later.\n");
|
|
if (ld_errno != LDAP_UNAVAILABLE)
|
|
ldap_perror(ld, " ldap_bind_s");
|
|
exit(0);
|
|
/* NOTREACHED */
|
|
}
|
|
{
|
|
int deref = LDAP_DEREF_ALWAYS;
|
|
ldap_set_option(ld, LDAP_OPT_DEREF, (void *) &deref);
|
|
}
|
|
bind_status = UD_NOT_BOUND;
|
|
if ( default_bind_object != NULL ) {
|
|
bound_dn = strdup(default_bind_object);
|
|
} else {
|
|
bound_dn = NULL;
|
|
}
|
|
|
|
/* enabled local caching of ldap results, 15 minute lifetime */
|
|
ldap_enable_cache( ld, 60 * 15, 0 ); /* no memory limit */
|
|
|
|
/* initialize the search filters */
|
|
if ((lfdp = ldap_init_getfilter(filter_file)) == NULL) {
|
|
fprintf(stderr, " Problem with ldap_init_getfilter\n");
|
|
fatal(filter_file);
|
|
/*NOTREACHED*/
|
|
}
|
|
|
|
/* terminal initialization stuff goes here */
|
|
lpp = DEFAULT_TTY_HEIGHT;
|
|
col_size = DEFAULT_TTY_WIDTH;
|
|
|
|
(void) SIGNAL (SIGINT, attn);
|
|
|
|
#ifndef NO_TERMCAP
|
|
{
|
|
char *term;
|
|
|
|
if (((term = getenv("TERM")) == NULL) || (tgetent(bp, term) <= 0))
|
|
return;
|
|
else {
|
|
#ifdef TIOCGWINSZ
|
|
struct winsize win; /* for tty set-up */
|
|
if (ioctl(fileno(stdout), TIOCGWINSZ, &win) >= 0) {
|
|
if ((lpp = win.ws_row) == 0)
|
|
lpp = tgetnum("li");
|
|
if ((col_size = win.ws_col) == 0)
|
|
col_size = tgetnum("co");
|
|
if ((lpp <= 0) || tgetflag("hc"))
|
|
lpp = DEFAULT_TTY_HEIGHT;
|
|
if ((col_size <= 0) || tgetflag("hc"))
|
|
col_size = DEFAULT_TTY_WIDTH;
|
|
(void) SIGNAL (SIGWINCH, chwinsz);
|
|
} else
|
|
#endif
|
|
{
|
|
lpp = tgetnum("li");
|
|
col_size = tgetnum("co");
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
|
|
RETSIGTYPE
|
|
attn( int sig )
|
|
{
|
|
fflush(stderr);
|
|
fflush(stdout);
|
|
printf("\n\n INTERRUPTED!\n");
|
|
|
|
(void) SIGNAL (SIGINT, attn);
|
|
|
|
longjmp(env, 1);
|
|
}
|
|
|
|
#if !defined(NO_TERMCAP) && defined(TIOCGWINSZ)
|
|
RETSIGTYPE
|
|
chwinsz( int sig )
|
|
{
|
|
struct winsize win;
|
|
|
|
(void) SIGNAL (SIGWINCH, SIG_IGN);
|
|
if (ioctl(fileno(stdout), TIOCGWINSZ, &win) != -1) {
|
|
if (win.ws_row != 0)
|
|
lpp = win.ws_row;
|
|
if (win.ws_col != 0)
|
|
col_size = win.ws_col;
|
|
}
|
|
|
|
(void) SIGNAL (SIGWINCH, chwinsz);
|
|
}
|
|
#endif
|