#include <err.h>
#include <fcntl.h>
#include <locale.h>
-#include <paths.h>
-#include <sys/wait.h>
+#include <string.h>
+#include <sysexits.h>
+#include <unistd.h>
+
#include "pw.h"
-#if !defined(_PATH_YP)
-#define _PATH_YP "/var/yp/"
-#endif
const char *Modes[] = {
"add", "del", "mod", "show", "next",
NULL};
struct pwf PWF =
{
- 0,
+ PWF_REGULAR,
setpwent,
endpwent,
getpwent,
getpwuid,
getpwnam,
- pwdb,
setgrent,
endgrent,
getgrent,
getgrgid,
getgrnam,
- grdb
};
struct pwf VPWF =
{
- 1,
+ PWF_ALT,
vsetpwent,
vendpwent,
vgetpwent,
vgetpwuid,
vgetpwnam,
- vpwdb,
vsetgrent,
vendgrent,
vgetgrent,
vgetgrgid,
vgetgrnam,
- vgrdb
};
-static struct cargs arglist;
+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,
+ }
+};
-static int getindex(const char *words[], const char *word);
-static void cmdhelp(int mode, int which);
+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 ch;
- int mode = -1;
- int which = -1;
- char *config = NULL;
- struct userconf *cnf;
+ int mode = -1, which = -1, tmp;
+ struct stat st;
+ char arg, *arg1;
+ bool relocated, nis;
- static const char *opts[W_NUM][M_NUM] =
- {
- { /* user */
- "V:C:qn:u:c:d:e:p:g:G:mk:s:oL:i:w:h:Db:NPy:Y",
- "V:C:qn:u:rY",
- "V:C:qn:u:c:d:e:p:g:G:ml:k:s:w:L:h:FNPY",
- "V:C:qn:u:FPa7",
- "V:C:q",
- "V:C:q",
- "V:C:q"
- },
- { /* grp */
- "V:C:qn:g:h:M:pNPY",
- "V:C:qn:g:Y",
- "V:C:qn:g:l:h:FM:m:NPY",
- "V:C:qn:g:FPa",
- "V:C:q"
- }
- };
+ 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;
- static int (*funcs[W_NUM]) (struct userconf * _cnf, int _mode, struct cargs * _args) =
- { /* Request handlers */
- pw_user,
- pw_group
- };
-
- umask(0); /* We wish to handle this manually */
- LIST_INIT(&arglist);
-
- (void)setlocale(LC_ALL, "");
+ setlocale(LC_ALL, "");
/*
* Break off the first couple of words to determine what exactly
* we're being asked to do
*/
while (argc > 1) {
- int tmp;
-
if (*argv[1] == '-') {
/*
* Special case, allow pw -V<dir> <operation> [args] for scripts etc.
*/
- if (argv[1][1] == 'V') {
+ 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;
}
- addarg(&arglist, 'V', optarg);
+ 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 (strcmp(argv[1], "help") == 0 && argv[2] == NULL)
cmdhelp(mode, which);
else if (which != -1 && mode != -1)
- addarg(&arglist, 'n', argv[1]);
+ arg1 = argv[1];
else
errx(EX_USAGE, "unknown keyword `%s'", argv[1]);
++argv;
if (mode == -1 || which == -1)
cmdhelp(mode, which);
- /*
- * We know which mode we're in and what we're about to do, so now
- * let's dispatch the remaining command line args in a genric way.
- */
- optarg = NULL;
-
- while ((ch = getopt(argc, argv, opts[which][mode])) != -1) {
- if (ch == '?')
- errx(EX_USAGE, "unknown switch");
- else
- addarg(&arglist, ch, optarg);
- optarg = NULL;
- }
-
- /*
- * Must be root to attempt an update
- */
- if (geteuid() != 0 && mode != M_PRINT && mode != M_NEXT && getarg(&arglist, 'N')==NULL)
- errx(EX_NOPERM, "you must be root to run this program");
-
- /*
- * We should immediately look for the -q 'quiet' switch so that we
- * don't bother with extraneous errors
- */
- if (getarg(&arglist, 'q') != NULL)
- freopen(_PATH_DEVNULL, "w", stderr);
-
- /*
- * Set our base working path if not overridden
- */
-
- config = getarg(&arglist, 'C') ? getarg(&arglist, 'C')->val : NULL;
-
- if (getarg(&arglist, 'V') != NULL) {
- char * etcpath = getarg(&arglist, 'V')->val;
- if (*etcpath) {
- if (config == NULL) { /* Only override config location if -C not specified */
- config = malloc(MAXPATHLEN);
- snprintf(config, MAXPATHLEN, "%s/pw.conf", etcpath);
- }
- memcpy(&PWF, &VPWF, sizeof PWF);
- setpwdir(etcpath);
- setgrdir(etcpath);
- }
- }
-
- /*
- * Now, let's do the common initialisation
- */
- cnf = read_userconfig(config);
-
- ch = funcs[which] (cnf, mode, &arglist);
+ conf.rootfd = open(conf.rootdir, O_DIRECTORY|O_CLOEXEC);
+ if (conf.rootfd == -1)
+ errx(EXIT_FAILURE, "Unable to open '%s'", conf.rootdir);
- /*
- * If everything went ok, and we've been asked to update
- * the NIS maps, then do it now
- */
- if (ch == EXIT_SUCCESS && getarg(&arglist, 'Y') != NULL) {
- pid_t pid;
-
- fflush(NULL);
- if (chdir(_PATH_YP) == -1)
- warn("chdir(" _PATH_YP ")");
- else if ((pid = fork()) == -1)
- warn("fork()");
- else if (pid == 0) {
- /* Is make anywhere else? */
- execlp("/usr/bin/make", "make", NULL);
- _exit(1);
- } else {
- int i;
- waitpid(pid, &i, 0);
- if ((i = WEXITSTATUS(i)) != 0)
- errx(ch, "make exited with status %d", i);
- else
- pw_log(cnf, mode, which, "NIS maps updated");
- }
- }
- return ch;
+ return (cmdfunc[which][mode](argc, argv, arg1));
}
static int
getindex(const char *words[], const char *word)
{
- int i = 0;
+ int i = 0;
while (words[i]) {
if (strcmp(words[i], word) == 0)
- return i;
+ return (i);
i++;
}
- return -1;
+ return (-1);
}
{
"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-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-D set user defaults\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 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-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-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-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-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-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-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, help[which][mode]);
+ fprintf(stderr, "%s", help[which][mode]);
}
exit(EXIT_FAILURE);
}
-
-struct carg *
-getarg(struct cargs * _args, int ch)
-{
- struct carg *c = _args->lh_first;
-
- while (c != NULL && c->ch != ch)
- c = c->list.le_next;
- return c;
-}
-
-struct carg *
-addarg(struct cargs * _args, int ch, char *argstr)
-{
- struct carg *ca = malloc(sizeof(struct carg));
-
- if (ca == NULL)
- errx(EX_OSERR, "out of memory");
- ca->ch = ch;
- ca->val = argstr;
- LIST_INSERT_HEAD(_args, ca, list);
- return ca;
-}