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Diffstat (limited to 'toys')
-rw-r--r--toys/pending/groupadd.c16
-rw-r--r--toys/pending/groupdel.c87
-rw-r--r--toys/pending/useradd.c56
3 files changed, 67 insertions, 92 deletions
diff --git a/toys/pending/groupadd.c b/toys/pending/groupadd.c
index c19e1eef..04c31ee5 100644
--- a/toys/pending/groupadd.c
+++ b/toys/pending/groupadd.c
@@ -38,25 +38,15 @@ GLOBALS(
static void new_group()
{
char *entry = NULL;
- int max = INT_MAX;
if (toys.optflags & FLAG_g) {
if (TT.gid > INT_MAX) error_exit("gid should be less than '%d' ", INT_MAX);
if (getgrgid(TT.gid)) error_exit("group '%ld' is in use", TT.gid);
} else {
- if (toys.optflags & FLAG_S) {
- TT.gid = SYS_FIRST_ID;
- max = SYS_LAST_ID;
- } else {
- TT.gid = SYS_LAST_ID + 1; //i.e. starting from 1000
- max = 60000; // as per config file on Linux desktop
- }
+ if (toys.optflags & FLAG_S) TT.gid = CFG_TOYBOX_UID_SYS;
+ else TT.gid = CFG_TOYBOX_UID_USR;
//find unused gid
- while (TT.gid <= max) {
- if (!getgrgid(TT.gid)) break;
- if (TT.gid == max) error_exit("no more free gids left");
- TT.gid++;
- }
+ while (getgrgid(TT.gid)) TT.gid++;
}
entry = xmprintf("%s:%s:%d:", *toys.optargs, "x", TT.gid);
diff --git a/toys/pending/groupdel.c b/toys/pending/groupdel.c
index dca59819..11ed1b22 100644
--- a/toys/pending/groupdel.c
+++ b/toys/pending/groupdel.c
@@ -13,63 +13,70 @@ config GROUPDEL
default n
help
usage: delgroup [USER] GROUP
- groupdel GROUP
+ usage: groupdel GROUP
- Delete a group or delete a user from a group
+ Delete a group or remove a user from a group
*/
#define FOR_groupdel
#include "toys.h"
+char *comma_find(char *name, char *list)
+{
+ int len = strlen(name);
+
+ while (*list) {
+ while (*list == ',') list++;
+ if (!strncmp(name, list, len) && (!list[len] || list[len]==','))
+ return list;
+ while (*list && *list!=',') list++;
+ }
+
+ return 0;
+}
+
void groupdel_main(void)
{
- struct group *grp = NULL;
- char *entry = NULL;
+ struct group *grp = getgrnam(toys.optargs[toys.optc-1]);
+ char *entry = 0;
- if (toys.optc == 2) { //del user from group
- //toys.optargs[0]- user, toys.optargs[1] - group
- if (!getpwnam(toys.optargs[0]))
- error_exit("user '%s' does not exist", toys.optargs[0]);
- if (!(grp = getgrnam(toys.optargs[1])))
- error_exit("group '%s' does not exist", toys.optargs[1]);
- if (!(grp = getgrnam(toys.optargs[1])))
- error_exit("group '%s' does not exist", toys.optargs[1]);
- if (!grp->gr_mem) return;
- else {
- int i, found = -1;
+ if (!grp) perror_exit("group '%s'", toys.optargs[toys.optc-1]);
- for (i = 0; grp->gr_mem[i] && (found == -1); i++)
- if (!strcmp(grp->gr_mem[i], *toys.optargs)) found = i;
+ // delete user from group
+ if (toys.optc == 2) {
+ int i, len = 0, found = -1;
+ char *s;
- if (found == -1) {
- xprintf("%s: The user '%s' is not a member of '%s'\n", toys.which->name,
- toys.optargs[0], toys.optargs[1]);
- return;
- }
- entry = xstrdup("");
- for (i=0; grp->gr_mem[i]; i++) {
- if (found != i) { //leave out user from grp member list
- if (i && *entry) strcat(entry, ",");
- entry = xrealloc(entry, strlen(entry) + strlen(grp->gr_mem[i]) + 2);
- strcat(entry, grp->gr_mem[i]);
- }
+ xgetpwnam(*toys.optargs);
+ if (grp->gr_mem) {
+ for (i = 0; grp->gr_mem[i]; i++) {
+ if (found == -1 && !strcmp(*toys.optargs, grp->gr_mem[i])) found = i;
+ else len += strlen(grp->gr_mem[i]) + 1;
}
}
- } else { //delete the group
- struct passwd *pw = NULL;
+ if (found == -1)
+ error_exit("user '%s' not in group '%s'", *toys.optargs, toys.optargs[1]);
- if (!(grp = getgrnam(*toys.optargs)))
- error_exit("group '%s' doesn't exist", *toys.optargs);
- //is it a primary grp of user
- while ((pw = getpwent())) {
- if (pw->pw_gid == grp->gr_gid) {
- endpwent();
- error_exit("can't remove primary group of user '%s'", pw->pw_name);
- }
+ entry = s = xmalloc(len);
+ for (i = 0; grp->gr_mem[i]; ) {
+ if (i) *(s++) = ',';
+ s = stpcpy(s, grp->gr_mem[i]);
+ }
+
+ // delete group
+ } else {
+ struct passwd *pw;
+
+ endpwent(); // possibly this should be in toy_init()?
+ for (;;) {
+ if (!(pw = getpwent())) break;
+ if (pw->pw_gid == grp->gr_gid) break;
}
+ if (pw) error_exit("can't remove primary group of user '%s'", pw->pw_name);
endpwent();
}
+
update_password("/etc/group", grp->gr_name, entry);
update_password("/etc/gshadow", grp->gr_name, entry);
- free(entry);
+ if (CFG_TOYBOX_FREE) free(entry);
}
diff --git a/toys/pending/useradd.c b/toys/pending/useradd.c
index 0a79064b..1d2bf301 100644
--- a/toys/pending/useradd.c
+++ b/toys/pending/useradd.c
@@ -111,55 +111,33 @@ static void new_user()
{
struct passwd pwd;
char *entry, *args[4];
- int max = INT_MAX;
pwd.pw_name = *toys.optargs;
- pwd.pw_passwd = (char *)"x";
- if (toys.optflags & FLAG_g) pwd.pw_gecos = TT.gecos;
- else pwd.pw_gecos = "Linux User,";
- if (toys.optflags & FLAG_h) pwd.pw_dir = TT.dir;
- else pwd.pw_dir = xmprintf("/home/%s", *toys.optargs);
- if (toys.optflags & FLAG_s) pwd.pw_shell = TT.shell;
- else pwd.pw_shell = get_shell();
+ pwd.pw_passwd = "x";
+ pwd.pw_gecos = (toys.optflags & FLAG_g) ? TT.gecos : "Linux User,";
+ pwd.pw_dir = (toys.optflags & FLAG_h) ? TT.dir
+ : xmprintf("/home/%s", *toys.optargs);
+ pwd.pw_shell = (toys.optflags & FLAG_s) ? TT.shell : get_shell();
if (toys.optflags & FLAG_u) {
- if (TT.uid > INT_MAX) error_exit("uid should be less than '%d' ", INT_MAX);
- if (getpwuid(TT.uid)) error_exit("user '%ld' is in use", TT.uid);
- pwd.pw_uid = TT.uid;
+ if (TT.uid > INT_MAX) error_exit("bad uid");
+ if (getpwuid(TT.uid)) error_exit("uid '%ld' in use", TT.uid);
} else {
- if (toys.optflags & FLAG_S) {
- TT.uid = SYS_FIRST_ID;
- max = SYS_LAST_ID;
- } else {
- TT.uid = SYS_LAST_ID + 1; //i.e. starting from 1000
- max = 60000; // as per config file on Linux desktop
- }
+ if (toys.optflags & FLAG_S) TT.uid = CFG_TOYBOX_UID_SYS;
+ else TT.uid = CFG_TOYBOX_UID_USR;
//find unused uid
- while (TT.uid <= max) {
- if (!getpwuid(TT.uid)) break;
- if (TT.uid == max) error_exit("no more free uids left");
- TT.uid++;
- }
- pwd.pw_uid = TT.uid;
+ while (getpwuid(TT.uid)) TT.uid++;
}
+ pwd.pw_uid = TT.uid;
- if (toys.optflags & FLAG_G) {
- struct group *gr = getgrnam(TT.u_grp);
- if (!gr) error_exit("The group '%s' doesn't exist", TT.u_grp);
- TT.gid = gr->gr_gid;
- } else {
+ if (toys.optflags & FLAG_G) TT.gid = xgetgrnam(TT.u_grp)->gr_gid;
+ else {
// Set the GID for the user, if not specified
- if (toys.optflags & FLAG_S) {
- TT.gid = SYS_FIRST_ID;
- max = SYS_LAST_ID;
- } else TT.gid = ((TT.uid > SYS_LAST_ID) ? TT.uid : SYS_LAST_ID + 1);
- if (getgrnam(pwd.pw_name)) error_exit("group '%s' is in use", pwd.pw_name);
+ if (toys.optflags & FLAG_S) TT.gid = CFG_TOYBOX_UID_SYS;
+ else TT.gid = CFG_TOYBOX_UID_USR;
+ if (getgrnam(pwd.pw_name)) error_exit("group '%s' in use", pwd.pw_name);
//find unused gid
- while (TT.gid <= max) {
- if (!getgrgid(TT.gid)) break;
- if (TT.gid == max) error_exit("no more free gids left");
- TT.gid++;
- }
+ while (getgrgid(TT.gid)) TT.gid++;
}
pwd.pw_gid = TT.gid;