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/*
*
* Set disk quota from command line
*
* Jan Kara <jack@suse.cz> - sponsored by SuSE CR
*/
#include <rpc/rpc.h>
#include <sys/types.h>
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <getopt.h>
#if defined(RPC)
#include "rquota.h"
#include "rquota_client.h"
#endif
#include "pot.h"
#include "quotaops.h"
#include "common.h"
#include "quotasys.h"
#define FL_USER 1
#define FL_GROUP 2
#define FL_RPC 4
#define FL_ALL 8
#define FL_PROTO 16
#define FL_GRACE 32
int flags, fmt = -1;
char **mnt;
char *progname;
int mntcnt;
qid_t protoid, id;
struct util_dqblk toset;
/* Print usage information */
static void usage(void)
{
#if defined(RPC_SETQUOTA)
errstr(_("Usage:\n"
" setquota [-u|-g] [-r] [-F quotaformat] <user|group>\n"
"\t<block-softlimit> <block-hardlimit> <inode-softlimit> <inode-hardlimit> -a|<filesystem>...\n"
" setquota [-u|-g] [-r] [-F quotaformat] <-p protouser|protogroup> <user|group> -a|<filesystem>...\n"
" setquota [-u|-g] [-F quotaformat] -t <blockgrace> <inodegrace> -a|<filesystem>...\n"));
#else
errstr(_("Usage:\n"
" setquota [-u|-g] [-F quotaformat] <user|group>\n"
"\t<block-softlimit> <block-hardlimit> <inode-softlimit> <inode-hardlimit> -a|<filesystem>...\n"
" setquota [-u|-g] [-F quotaformat] <-p protouser|protogroup> <user|group> -a|<filesystem>...\n"
" setquota [-u|-g] [-F quotaformat] -t <blockgrace> <inodegrace> -a|<filesystem>...\n"));
#endif
fprintf(stderr, _("Bugs to: %s\n"), MY_EMAIL);
exit(1);
}
/* Convert string to number - print errstr message in case of failure */
static long parse_num(char *str, char *msg)
{
char *errch;
long ret = strtol(str, &errch, 0);
if (*errch) {
errstr(_("Bad %s: %s\n"), msg, str);
usage();
}
return ret;
}
/* Convert our flags to quota type */
static inline int flag2type(int flags)
{
if (flags & FL_USER)
return USRQUOTA;
if (flags & FL_GROUP)
return GRPQUOTA;
return -1;
}
/* Parse options of setquota */
static void parse_options(int argcnt, char **argstr)
{
int ret, otherargs;
char *protoname = NULL;
#ifdef RPC_SETQUOTA
char *opts = "igp:urVF:ta";
#else
char *opts = "igp:uVF:ta";
#endif
while ((ret = getopt(argcnt, argstr, opts)) != -1) {
switch (ret) {
case '?':
case 'h':
usage();
case 'g':
flags |= FL_GROUP;
break;
case 'u':
flags |= FL_USER;
break;
case 'p':
flags |= FL_PROTO;
protoname = optarg;
break;
case 'r':
flags |= FL_RPC;
break;
case 'a':
flags |= FL_ALL;
break;
case 't':
flags |= FL_GRACE;
break;
case 'F':
if ((fmt = name2fmt(optarg)) == QF_ERROR)
exit(1);
break;
case 'V':
version();
break;
}
}
if (flags & FL_USER && flags & FL_GROUP) {
fputs(_("Group and user quotas can't be used together.\n"), stderr);
usage();
}
if (flags & FL_PROTO && flags & FL_GRACE) {
fputs(_("Prototype user has no sense when editting grace times.\n"), stderr);
usage();
}
if (flags & FL_GRACE)
otherargs = 2;
else {
otherargs = 1;
if (!(flags & FL_PROTO))
otherargs += 4;
}
if (optind + otherargs > argcnt) {
fputs(_("Bad number of arguments.\n"), stderr);
usage();
}
if (!(flags & (FL_USER | FL_GROUP)))
flags |= FL_USER;
if (!(flags & FL_GRACE)) {
id = name2id(argstr[optind++], flag2type(flags));
if (!(flags & FL_PROTO)) {
toset.dqb_bsoftlimit = parse_num(argstr[optind++], _("block softlimit"));
toset.dqb_bhardlimit = parse_num(argstr[optind++], _("block hardlimit"));
toset.dqb_isoftlimit = parse_num(argstr[optind++], _("inode softlimit"));
toset.dqb_ihardlimit = parse_num(argstr[optind++], _("inode hardlimit"));
}
else
protoid = name2id(protoname, flag2type(flags));
}
else {
toset.dqb_btime = parse_num(argstr[optind++], _("block grace time"));
toset.dqb_itime = parse_num(argstr[optind++], _("inode grace time"));
}
if (!(flags & FL_ALL)) {
mntcnt = argcnt - optind;
mnt = argstr + optind;
if (!mntcnt) {
fputs(_("Mountpoint not specified.\n"), stderr);
usage();
}
}
}
/* Set user limits */
static void setlimits(struct quota_handle **handles)
{
struct dquot *q, *protoq, *protoprivs = NULL, *curprivs;
curprivs = getprivs(id, handles, 0);
if (flags & FL_PROTO) {
protoprivs = getprivs(protoid, handles, 0);
for (q = curprivs, protoq = protoprivs; q; q = q->dq_next, protoq = protoq->dq_next) {
q->dq_dqb.dqb_bsoftlimit = protoq->dq_dqb.dqb_bsoftlimit;
q->dq_dqb.dqb_bhardlimit = protoq->dq_dqb.dqb_bhardlimit;
q->dq_dqb.dqb_isoftlimit = protoq->dq_dqb.dqb_isoftlimit;
q->dq_dqb.dqb_ihardlimit = protoq->dq_dqb.dqb_ihardlimit;
update_grace_times(q);
}
freeprivs(protoprivs);
}
else {
for (q = curprivs; q; q = q->dq_next) {
q->dq_dqb.dqb_bsoftlimit = toset.dqb_bsoftlimit;
q->dq_dqb.dqb_bhardlimit = toset.dqb_bhardlimit;
q->dq_dqb.dqb_isoftlimit = toset.dqb_isoftlimit;
q->dq_dqb.dqb_ihardlimit = toset.dqb_ihardlimit;
update_grace_times(q);
}
}
putprivs(curprivs);
freeprivs(curprivs);
}
/* Set grace times */
static void setgraces(struct quota_handle **handles)
{
int i;
for (i = 0; handles[i]; i++) {
handles[i]->qh_info.dqi_bgrace = toset.dqb_btime;
handles[i]->qh_info.dqi_igrace = toset.dqb_itime;
mark_quotafile_info_dirty(handles[i]);
}
}
int main(int argc, char **argv)
{
struct quota_handle **handles;
gettexton();
progname = basename(argv[0]);
parse_options(argc, argv);
init_kernel_interface();
if (flags & FL_ALL)
handles = create_handle_list(0, NULL, flag2type(flags), fmt, (flags & FL_RPC) ? 0 : IOI_LOCALONLY);
else
handles = create_handle_list(mntcnt, mnt, flag2type(flags), fmt, (flags & FL_RPC) ? 0 : IOI_LOCALONLY);
if (flags & FL_GRACE)
setgraces(handles);
else
setlimits(handles);
dispose_handle_list(handles);
return 0;
}
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