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-rw-r--r--usr.sbin/pw/pw.c381
1 files changed, 381 insertions, 0 deletions
diff --git a/usr.sbin/pw/pw.c b/usr.sbin/pw/pw.c
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--- /dev/null
+++ b/usr.sbin/pw/pw.c
@@ -0,0 +1,381 @@
+/*-
+ * Copyright (C) 1996
+ * David L. Nugent. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY DAVID L. NUGENT AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL DAVID L. NUGENT OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef lint
+static const char rcsid[] =
+ "$FreeBSD$";
+#endif /* not lint */
+
+#include <err.h>
+#include <fcntl.h>
+#include <locale.h>
+#include <string.h>
+#include <sysexits.h>
+#include <unistd.h>
+
+#include "pw.h"
+
+const char *Modes[] = {
+ "add", "del", "mod", "show", "next",
+ NULL};
+const char *Which[] = {"user", "group", NULL};
+static const char *Combo1[] = {
+ "useradd", "userdel", "usermod", "usershow", "usernext",
+ "lock", "unlock",
+ "groupadd", "groupdel", "groupmod", "groupshow", "groupnext",
+ NULL};
+static const char *Combo2[] = {
+ "adduser", "deluser", "moduser", "showuser", "nextuser",
+ "lock", "unlock",
+ "addgroup", "delgroup", "modgroup", "showgroup", "nextgroup",
+ NULL};
+
+struct pwf PWF =
+{
+ PWF_REGULAR,
+ setpwent,
+ endpwent,
+ getpwent,
+ getpwuid,
+ getpwnam,
+ setgrent,
+ endgrent,
+ getgrent,
+ getgrgid,
+ getgrnam,
+
+};
+struct pwf VPWF =
+{
+ PWF_ALT,
+ vsetpwent,
+ vendpwent,
+ vgetpwent,
+ vgetpwuid,
+ vgetpwnam,
+ vsetgrent,
+ vendgrent,
+ vgetgrent,
+ vgetgrgid,
+ vgetgrnam,
+};
+
+static int (*cmdfunc[W_NUM][M_NUM])(int argc, char **argv, char *_name) = {
+ { /* user */
+ pw_user_add,
+ pw_user_del,
+ pw_user_mod,
+ pw_user_show,
+ pw_user_next,
+ pw_user_lock,
+ pw_user_unlock,
+ },
+ { /* group */
+ pw_group_add,
+ pw_group_del,
+ pw_group_mod,
+ pw_group_show,
+ pw_group_next,
+ }
+};
+
+struct pwconf conf;
+
+static int getindex(const char *words[], const char *word);
+static void cmdhelp(int mode, int which);
+
+int
+main(int argc, char *argv[])
+{
+ int mode = -1, which = -1, tmp;
+ struct stat st;
+ char arg, *arg1;
+ bool relocated, nis;
+
+ arg1 = NULL;
+ relocated = nis = false;
+ memset(&conf, 0, sizeof(conf));
+ strlcpy(conf.rootdir, "/", sizeof(conf.rootdir));
+ strlcpy(conf.etcpath, _PATH_PWD, sizeof(conf.etcpath));
+ conf.fd = -1;
+ conf.checkduplicate = true;
+
+ setlocale(LC_ALL, "");
+
+ /*
+ * Break off the first couple of words to determine what exactly
+ * we're being asked to do
+ */
+ while (argc > 1) {
+ if (*argv[1] == '-') {
+ /*
+ * Special case, allow pw -V<dir> <operation> [args] for scripts etc.
+ */
+ arg = argv[1][1];
+ if (arg == 'V' || arg == 'R') {
+ if (relocated)
+ errx(EXIT_FAILURE, "Both '-R' and '-V' "
+ "specified, only one accepted");
+ relocated = true;
+ optarg = &argv[1][2];
+ if (*optarg == '\0') {
+ if (stat(argv[2], &st) != 0)
+ errx(EX_OSFILE, \
+ "no such directory `%s'",
+ argv[2]);
+ if (!S_ISDIR(st.st_mode))
+ errx(EX_OSFILE, "`%s' not a "
+ "directory", argv[2]);
+ optarg = argv[2];
+ ++argv;
+ --argc;
+ }
+ memcpy(&PWF, &VPWF, sizeof PWF);
+ if (arg == 'R') {
+ strlcpy(conf.rootdir, optarg,
+ sizeof(conf.rootdir));
+ PWF._altdir = PWF_ROOTDIR;
+ }
+ snprintf(conf.etcpath, sizeof(conf.etcpath),
+ "%s%s", optarg, arg == 'R' ? "/etc" : "");
+ } else
+ break;
+ }
+ else if (mode == -1 && (tmp = getindex(Modes, argv[1])) != -1)
+ mode = tmp;
+ else if (which == -1 && (tmp = getindex(Which, argv[1])) != -1)
+ which = tmp;
+ else if ((mode == -1 && which == -1) &&
+ ((tmp = getindex(Combo1, argv[1])) != -1 ||
+ (tmp = getindex(Combo2, argv[1])) != -1)) {
+ which = tmp / M_NUM;
+ mode = tmp % M_NUM;
+ } else if (strcmp(argv[1], "help") == 0 && argv[2] == NULL)
+ cmdhelp(mode, which);
+ else if (which != -1 && mode != -1)
+ arg1 = argv[1];
+ else
+ errx(EX_USAGE, "unknown keyword `%s'", argv[1]);
+ ++argv;
+ --argc;
+ }
+
+ /*
+ * Bail out unless the user is specific!
+ */
+ if (mode == -1 || which == -1)
+ cmdhelp(mode, which);
+
+ conf.rootfd = open(conf.rootdir, O_DIRECTORY|O_CLOEXEC);
+ if (conf.rootfd == -1)
+ errx(EXIT_FAILURE, "Unable to open '%s'", conf.rootdir);
+
+ return (cmdfunc[which][mode](argc, argv, arg1));
+}
+
+
+static int
+getindex(const char *words[], const char *word)
+{
+ int i = 0;
+
+ while (words[i]) {
+ if (strcmp(words[i], word) == 0)
+ return (i);
+ i++;
+ }
+ return (-1);
+}
+
+
+/*
+ * This is probably an overkill for a cmdline help system, but it reflects
+ * the complexity of the command line.
+ */
+
+static void
+cmdhelp(int mode, int which)
+{
+ if (which == -1)
+ fprintf(stderr, "usage:\n pw [user|group|lock|unlock] [add|del|mod|show|next] [help|switches/values]\n");
+ else if (mode == -1)
+ fprintf(stderr, "usage:\n pw %s [add|del|mod|show|next] [help|switches/values]\n", Which[which]);
+ else {
+
+ /*
+ * We need to give mode specific help
+ */
+ static const char *help[W_NUM][M_NUM] =
+ {
+ {
+ "usage: pw useradd [name] [switches]\n"
+ "\t-V etcdir alternate /etc location\n"
+ "\t-R rootdir alternate root directory\n"
+ "\t-C config configuration file\n"
+ "\t-q quiet operation\n"
+ " Adding users:\n"
+ "\t-n name login name\n"
+ "\t-u uid user id\n"
+ "\t-c comment user name/comment\n"
+ "\t-d directory home directory\n"
+ "\t-e date account expiry date\n"
+ "\t-p date password expiry date\n"
+ "\t-g grp initial group\n"
+ "\t-G grp1,grp2 additional groups\n"
+ "\t-m [ -k dir ] create and set up home\n"
+ "\t-M mode home directory permissions\n"
+ "\t-s shell name of login shell\n"
+ "\t-o duplicate uid ok\n"
+ "\t-L class user class\n"
+ "\t-h fd read password on fd\n"
+ "\t-H fd read encrypted password on fd\n"
+ "\t-Y update NIS maps\n"
+ "\t-N no update\n"
+ " Setting defaults:\n"
+ "\t-V etcdir alternate /etc location\n"
+ "\t-R rootdir alternate root directory\n"
+ "\t-D set user defaults\n"
+ "\t-b dir default home root dir\n"
+ "\t-e period default expiry period\n"
+ "\t-p period default password change period\n"
+ "\t-g group default group\n"
+ "\t-G grp1,grp2 additional groups\n"
+ "\t-L class default user class\n"
+ "\t-k dir default home skeleton\n"
+ "\t-M mode home directory permissions\n"
+ "\t-u min,max set min,max uids\n"
+ "\t-i min,max set min,max gids\n"
+ "\t-w method set default password method\n"
+ "\t-s shell default shell\n"
+ "\t-y path set NIS passwd file path\n",
+ "usage: pw userdel [uid|name] [switches]\n"
+ "\t-V etcdir alternate /etc location\n"
+ "\t-R rootdir alternate root directory\n"
+ "\t-n name login name\n"
+ "\t-u uid user id\n"
+ "\t-Y update NIS maps\n"
+ "\t-y path set NIS passwd file path\n"
+ "\t-r remove home & contents\n",
+ "usage: pw usermod [uid|name] [switches]\n"
+ "\t-V etcdir alternate /etc location\n"
+ "\t-R rootdir alternate root directory\n"
+ "\t-C config configuration file\n"
+ "\t-q quiet operation\n"
+ "\t-F force add if no user\n"
+ "\t-n name login name\n"
+ "\t-u uid user id\n"
+ "\t-c comment user name/comment\n"
+ "\t-d directory home directory\n"
+ "\t-e date account expiry date\n"
+ "\t-p date password expiry date\n"
+ "\t-g grp initial group\n"
+ "\t-G grp1,grp2 additional groups\n"
+ "\t-l name new login name\n"
+ "\t-L class user class\n"
+ "\t-m [ -k dir ] create and set up home\n"
+ "\t-M mode home directory permissions\n"
+ "\t-s shell name of login shell\n"
+ "\t-w method set new password using method\n"
+ "\t-h fd read password on fd\n"
+ "\t-H fd read encrypted password on fd\n"
+ "\t-Y update NIS maps\n"
+ "\t-y path set NIS passwd file path\n"
+ "\t-N no update\n",
+ "usage: pw usershow [uid|name] [switches]\n"
+ "\t-V etcdir alternate /etc location\n"
+ "\t-R rootdir alternate root directory\n"
+ "\t-n name login name\n"
+ "\t-u uid user id\n"
+ "\t-F force print\n"
+ "\t-P prettier format\n"
+ "\t-a print all users\n"
+ "\t-7 print in v7 format\n",
+ "usage: pw usernext [switches]\n"
+ "\t-V etcdir alternate /etc location\n"
+ "\t-R rootdir alternate root directory\n"
+ "\t-C config configuration file\n"
+ "\t-q quiet operation\n",
+ "usage pw: lock [switches]\n"
+ "\t-V etcdir alternate /etc locations\n"
+ "\t-C config configuration file\n"
+ "\t-q quiet operation\n",
+ "usage pw: unlock [switches]\n"
+ "\t-V etcdir alternate /etc locations\n"
+ "\t-C config configuration file\n"
+ "\t-q quiet operation\n"
+ },
+ {
+ "usage: pw groupadd [group|gid] [switches]\n"
+ "\t-V etcdir alternate /etc location\n"
+ "\t-R rootdir alternate root directory\n"
+ "\t-C config configuration file\n"
+ "\t-q quiet operation\n"
+ "\t-n group group name\n"
+ "\t-g gid group id\n"
+ "\t-M usr1,usr2 add users as group members\n"
+ "\t-o duplicate gid ok\n"
+ "\t-Y update NIS maps\n"
+ "\t-N no update\n",
+ "usage: pw groupdel [group|gid] [switches]\n"
+ "\t-V etcdir alternate /etc location\n"
+ "\t-R rootdir alternate root directory\n"
+ "\t-n name group name\n"
+ "\t-g gid group id\n"
+ "\t-Y update NIS maps\n",
+ "usage: pw groupmod [group|gid] [switches]\n"
+ "\t-V etcdir alternate /etc location\n"
+ "\t-R rootdir alternate root directory\n"
+ "\t-C config configuration file\n"
+ "\t-q quiet operation\n"
+ "\t-F force add if not exists\n"
+ "\t-n name group name\n"
+ "\t-g gid group id\n"
+ "\t-M usr1,usr2 replaces users as group members\n"
+ "\t-m usr1,usr2 add users as group members\n"
+ "\t-d usr1,usr2 delete users as group members\n"
+ "\t-l name new group name\n"
+ "\t-Y update NIS maps\n"
+ "\t-N no update\n",
+ "usage: pw groupshow [group|gid] [switches]\n"
+ "\t-V etcdir alternate /etc location\n"
+ "\t-R rootdir alternate root directory\n"
+ "\t-n name group name\n"
+ "\t-g gid group id\n"
+ "\t-F force print\n"
+ "\t-P prettier format\n"
+ "\t-a print all accounting groups\n",
+ "usage: pw groupnext [switches]\n"
+ "\t-V etcdir alternate /etc location\n"
+ "\t-R rootdir alternate root directory\n"
+ "\t-C config configuration file\n"
+ "\t-q quiet operation\n"
+ }
+ };
+
+ fprintf(stderr, "%s", help[which][mode]);
+ }
+ exit(EXIT_FAILURE);
+}
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