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Up to [Development] / xfs-cmds / xfsprogs / quota

Fix up compiler warnings and other issues when building on IRIX.
Merge of master-melb:xfs-cmds:24375a by kenmcd.

/*
 * Copyright (c) 2005 Silicon Graphics, Inc.
 * All Rights Reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it would be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write the Free Software Foundation,
 * Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#include <xfs/command.h>
#include <pwd.h>
#include <grp.h>
#include "init.h"
#include "quota.h"

static cmdinfo_t dump_cmd;
static cmdinfo_t report_cmd;

static void
dump_help(void)
{
	dump_cmd.args = _("[-gpu] [-f file]");
	dump_cmd.oneline = _("dump quota information for backup utilities");
	printf(_(
"\n"
" create a backup file which contains quota limits information\n"
" -g -- dump out group quota limits\n"
" -p -- dump out project quota limits\n"
" -u -- dump out user quota limits (default)\n"
" -f -- write the dump out to the specified file\n"
"\n"));
}

static void
report_help(void)
{
	report_cmd.args = _("[-bir] [-gpu] [-ahnt] [-f file]");
	report_cmd.oneline = _("report filesystem quota information");
	printf(_(
"\n"
" report used space and inodes, and quota limits, for a filesystem\n"
" Example:\n"
" 'report -igh'\n"
" (reports inode usage for all groups, in an easy-to-read format)\n"
" This command is the equivalent of the traditional repquota command, which\n"
" prints a summary of the disk usage and quotas for the current filesystem,\n"
" or all filesystems.\n"
" -a -- report for all mounted filesystems with quota enabled\n"
" -h -- report in a human-readable format\n"
" -n -- skip identifier-to-name translations, just report IDs\n"
" -N -- suppress the header from the output\n"
" -t -- terse output format, hides rows which are all zero\n"
" -g -- report group usage and quota information\n"
" -p -- report project usage and quota information\n"
" -u -- report user usage and quota information\n"
" -b -- report blocks-used information only\n"
" -i -- report inodes-used information only\n"
" -r -- report realtime-blocks-used information only\n"
"\n"));
}

static void
dump_file(
	FILE		*fp,
	uint		id,
	uint		type,
	char		*dev)
{
	fs_disk_quota_t	d;

	if (xfsquotactl(XFS_GETQUOTA, dev, type, id, (void *)&d) < 0)
		return;
	if (!d.d_blk_softlimit && !d.d_blk_hardlimit &&
	    !d.d_ino_softlimit && !d.d_ino_hardlimit &&
	    !d.d_rtb_softlimit && !d.d_rtb_hardlimit)
		return;
	fprintf(fp, "fs = %s\n", dev);
	/* this branch is for backward compatibility reasons */
	if (d.d_rtb_softlimit || d.d_rtb_hardlimit)
		fprintf(fp, "%-10d %7llu %7llu %7llu %7llu %7llu %7llu\n", id,
			(unsigned long long)d.d_blk_softlimit,
			(unsigned long long)d.d_blk_hardlimit,
			(unsigned long long)d.d_ino_softlimit,
			(unsigned long long)d.d_ino_hardlimit,
			(unsigned long long)d.d_rtb_softlimit,
			(unsigned long long)d.d_rtb_hardlimit);
	else
		fprintf(fp, "%-10d %7llu %7llu %7llu %7llu\n", id,
			(unsigned long long)d.d_blk_softlimit,
			(unsigned long long)d.d_blk_hardlimit,
			(unsigned long long)d.d_ino_softlimit,
			(unsigned long long)d.d_ino_hardlimit);
}

static void
dump_limits_any_type(
	FILE		*fp,
	uint		type,
	char		*dir,
	uint		lower,
	uint		upper)
{
	fs_path_t	*mount;
	uint		id;

	if ((mount = fs_table_lookup(dir, FS_MOUNT_POINT)) == NULL) {
		fprintf(stderr, "%s: cannot find mount point %s\n",
			progname, dir);
		return;
	}

	if (upper) {
		for (id = lower; id < upper; id++)
			dump_file(fp, id, type, mount->fs_name);
		return;
	}

	switch (type) {
	case XFS_GROUP_QUOTA: {
			struct group *g;
			setgrent();
			while ((g = getgrent()) != NULL)
				dump_file(fp, g->gr_gid, type, mount->fs_name);
			endgrent();
			break;
		}
	case XFS_PROJ_QUOTA: {
			struct fs_project *p;
			setprent();
			while ((p = getprent()) != NULL)
				dump_file(fp, p->pr_prid, type, mount->fs_name);
			endprent();
			break;
		}
	case XFS_USER_QUOTA: {
			struct passwd *u;
			setpwent();
			while ((u = getpwent()) != NULL)
				dump_file(fp, u->pw_uid, type, mount->fs_name);
			endpwent();
			break;
		}
	}
}

static int
dump_f(
	int		argc,
	char		**argv)
{
	FILE		*fp;
	char		*fname = NULL;
	uint		lower = 0, upper = 0;
	int		c, type = XFS_USER_QUOTA;

	while ((c = getopt(argc, argv, "f:gpuL:U:")) != EOF) {
		switch(c) {
		case 'f':
			fname = optarg;
			break;
		case 'g':
			type = XFS_GROUP_QUOTA;
			break;
		case 'p':
			type = XFS_PROJ_QUOTA;
			break;
		case 'u':
			type = XFS_USER_QUOTA;
			break;
		case 'L':
			lower = (uint)atoi(optarg);
			break;
		case 'U':
			upper = (uint)atoi(optarg);
			break;
		default:
			return command_usage(&dump_cmd);
		}
	}

	if (argc != optind)
		return command_usage(&dump_cmd);

	if ((fp = fopen_write_secure(fname)) == NULL)
		return 0;

	dump_limits_any_type(fp, type, fs_path->fs_dir, lower, upper);

	if (fname)
		fclose(fp);

	return 0;
}

static void
report_header(
	FILE		*fp,
	uint		form,
	uint		type,
	fs_path_t	*mount,
	int		flags)
{
	char		*typename = type_to_string(type);
	char		scratch[64];
	uint		i, count;

	if (flags & NO_HEADER_FLAG)
		return;

	/* line 1 */
	fprintf(fp, _("%s quota on %s (%s)\n"),
		typename, mount->fs_dir, mount->fs_name);

	/* line 2 */
	for (i = 0; i < 10; i++)
		fputc(' ', fp);
	if (form & XFS_BLOCK_QUOTA)
		fprintf(fp, (flags & HUMAN_FLAG) ?
			"%13c %s %13c" : "%20c %s %20c",
			' ', form_to_string(XFS_BLOCK_QUOTA), ' ');
	if (form & XFS_INODE_QUOTA)
		fprintf(fp, (flags & HUMAN_FLAG) ?
			"%13c %s %13c" : "%20c %s %20c",
			' ', form_to_string(XFS_INODE_QUOTA), ' ');
	if (form & XFS_RTBLOCK_QUOTA)
		fprintf(fp, (flags & HUMAN_FLAG) ?
			"%9c %s %9c" : "%15c %s %15c",
			' ', form_to_string(XFS_RTBLOCK_QUOTA), ' ');
	fputc('\n', fp);

	/* line 3 */
	snprintf(scratch, sizeof(scratch), "%s ID", typename);
	fprintf(fp, "%-10s ", scratch);
	if (form & XFS_BLOCK_QUOTA)
		fprintf(fp, (flags & HUMAN_FLAG) ?
			_("  Used   Soft   Hard Warn/Grace   ") :
		_("      Used       Soft       Hard    Warn/Grace     "));
	if (form & XFS_INODE_QUOTA)
		fprintf(fp, (flags & HUMAN_FLAG) ?
			_("  Used   Soft   Hard Warn/Grace  ") :
		_("      Used       Soft       Hard    Warn/ Grace     "));
	if (form & XFS_RTBLOCK_QUOTA)
		fprintf(fp, (flags & HUMAN_FLAG) ?
			_("  Used   Soft   Hard Warn/Grace   ") :
		_("      Used       Soft       Hard    Warn/Grace     "));
	fputc('\n', fp);

	/* line 4 */
	for (i = 0; i < 10; i++)
		fputc('-', fp);
	fputc(' ', fp);
	count = (flags & HUMAN_FLAG) ? 33 : 50;
	if (form & XFS_BLOCK_QUOTA) {
		for (i = 0; i < count; i++)
			fputc('-', fp);
		fputc(' ', fp);
	}
	if (form & XFS_INODE_QUOTA) {
		for (i = 0; i < count; i++)
			fputc('-', fp);
		fputc(' ', fp);
	}
	if (form & XFS_RTBLOCK_QUOTA) {
		for (i = 0; i < count; i++)
			fputc('-', fp);
		fputc(' ', fp);
	}
	fputc('\n', fp);
}

static int
report_mount(
	FILE		*fp,
	__uint32_t	id,
	char		*name,
	uint		form,
	uint		type,
	fs_path_t	*mount,
	uint		flags)
{
	fs_disk_quota_t	d;
	char		*dev = mount->fs_name;
	char		c[8], h[8], s[8];
	uint		qflags;
	int		count;

	if (xfsquotactl(XFS_GETQUOTA, dev, type, id, (void *)&d) < 0)
		return 0;

	if (flags & TERSE_FLAG) {
		count = 0;
		if ((form & XFS_BLOCK_QUOTA) && d.d_bcount)
			count++;
		if ((form & XFS_INODE_QUOTA) && d.d_icount)
			count++;
		if ((form & XFS_RTBLOCK_QUOTA) && d.d_rtbcount)
			count++;
		if (!count)
			return 0;
	}

	if (!(flags & NO_HEADER_FLAG))
		report_header(fp, form, type, mount, flags);

	fprintf(fp, "%-10s", name);
	if (form & XFS_BLOCK_QUOTA) {
		qflags = (flags & HUMAN_FLAG);
		if (d.d_blk_hardlimit && d.d_bcount > d.d_blk_hardlimit)
			qflags |= LIMIT_FLAG;
		if (d.d_blk_softlimit && d.d_bcount > d.d_blk_softlimit)
			qflags |= QUOTA_FLAG;
		if (flags & HUMAN_FLAG)
			fprintf(fp, " %6s %6s %6s  %02d %8s",
				bbs_to_string(d.d_bcount, c, sizeof(c)),
				bbs_to_string(d.d_blk_softlimit, s, sizeof(s)),
				bbs_to_string(d.d_blk_hardlimit, h, sizeof(h)),
				d.d_bwarns,
				time_to_string(d.d_btimer, qflags));
		else
			fprintf(fp, " %10llu %10llu %10llu     %02d %9s",
				(unsigned long long)d.d_bcount >> 1,
				(unsigned long long)d.d_blk_softlimit >> 1,
				(unsigned long long)d.d_blk_hardlimit >> 1,
				d.d_bwarns,
				time_to_string(d.d_btimer, qflags));
	}
	if (form & XFS_INODE_QUOTA) {
		qflags = (flags & HUMAN_FLAG);
		if (d.d_ino_hardlimit && d.d_icount > d.d_ino_hardlimit)
			qflags |= LIMIT_FLAG;
		if (d.d_ino_softlimit && d.d_icount > d.d_ino_softlimit)
			qflags |= QUOTA_FLAG;
		if (flags & HUMAN_FLAG)
			fprintf(fp, " %6s %6s %6s  %02d %8s",
				num_to_string(d.d_icount, c, sizeof(c)),
				num_to_string(d.d_ino_softlimit, s, sizeof(s)),
				num_to_string(d.d_ino_hardlimit, h, sizeof(h)),
				d.d_iwarns,
				time_to_string(d.d_itimer, qflags));
		else
			fprintf(fp, " %10llu %10llu %10llu     %02d %9s",
				(unsigned long long)d.d_icount,
				(unsigned long long)d.d_ino_softlimit,
				(unsigned long long)d.d_ino_hardlimit,
				d.d_iwarns,
				time_to_string(d.d_itimer, qflags));
	}
	if (form & XFS_RTBLOCK_QUOTA) {
		qflags = (flags & HUMAN_FLAG);
		if (d.d_rtb_hardlimit && d.d_rtbcount > d.d_rtb_hardlimit)
			qflags |= LIMIT_FLAG;
		if (d.d_rtb_softlimit && d.d_rtbcount > d.d_rtb_softlimit)
			qflags |= QUOTA_FLAG;
		if (flags & HUMAN_FLAG)
			fprintf(fp, " %6s %6s %6s  %02d %8s",
				bbs_to_string(d.d_rtbcount, c, sizeof(c)),
				bbs_to_string(d.d_rtb_softlimit, s, sizeof(s)),
				bbs_to_string(d.d_rtb_hardlimit, h, sizeof(h)),
				d.d_rtbwarns,
				time_to_string(d.d_rtbtimer, qflags));
		else
			fprintf(fp, " %10llu %10llu %10llu     %02d %9s",
				(unsigned long long)d.d_rtbcount >> 1,
				(unsigned long long)d.d_rtb_softlimit >> 1,
				(unsigned long long)d.d_rtb_hardlimit >> 1,
				d.d_rtbwarns,
				time_to_string(d.d_rtbtimer, qflags));
	}
	fputc('\n', fp);
	return 1;
}

static void
report_user_mount(
	FILE		*fp,
	uint		form,
	fs_path_t	*mount,
	uint		lower,
	uint		upper,
	uint		flags)
{
	struct passwd	*u;
	char		n[MAXNAMELEN];
	uint		id;

	if (upper) {	/* identifier range specified */
		for (id = lower; id < upper; id++) {
			snprintf(n, sizeof(n)-1, "#%u", id);
			if (report_mount(fp, id, n,
					form, XFS_USER_QUOTA, mount, flags))
				flags |= NO_HEADER_FLAG;
		}
	} else {
		setpwent();
		while ((u = getpwent()) != NULL) {
			if (flags & NO_LOOKUP_FLAG)
				snprintf(n, sizeof(n)-1, "#%u", u->pw_uid);
			else
				strncpy(n, u->pw_name, sizeof(n)-1);
			if (report_mount(fp, u->pw_uid, n,
					form, XFS_USER_QUOTA, mount, flags))
				flags |= NO_HEADER_FLAG;
		}
		endpwent();
	}

	if (flags & NO_HEADER_FLAG)
		fputc('\n', fp);
}

static void
report_group_mount(
	FILE		*fp,
	uint		form,
	fs_path_t	*mount,
	uint		lower,
	uint		upper,
	uint		flags)
{
	struct group	*g;
	char		n[MAXNAMELEN];
	uint		id;

	if (upper) {	/* identifier range specified */
		for (id = lower; id < upper; id++) {
			snprintf(n, sizeof(n)-1, "#%u", id);
			if (report_mount(fp, id, n,
					form, XFS_GROUP_QUOTA, mount, flags))
				flags |= NO_HEADER_FLAG;
		}
	} else {
		setgrent();
		while ((g = getgrent()) != NULL) {
			if (flags & NO_LOOKUP_FLAG)
				snprintf(n, sizeof(n)-1, "#%u", g->gr_gid);
		else
			strncpy(n, g->gr_name, sizeof(n)-1);
			if (report_mount(fp, g->gr_gid, n,
					form, XFS_GROUP_QUOTA, mount, flags))
				flags |= NO_HEADER_FLAG;
		}
	}
	if (flags & NO_HEADER_FLAG)
		fputc('\n', fp);
	endgrent();
}

static void
report_project_mount(
	FILE		*fp,
	uint		form,
	fs_path_t	*mount,
	uint		lower,
	uint		upper,
	uint		flags)
{
	fs_project_t	*p;
	char		n[MAXNAMELEN];
	uint		id;

	if (upper) {	/* identifier range specified */
		for (id = lower; id < upper; id++) {
			snprintf(n, sizeof(n)-1, "#%u", id);
			if (report_mount(fp, id, n,
					form, XFS_PROJ_QUOTA, mount, flags))
				flags |= NO_HEADER_FLAG;
		}
	} else {
		setprent();
		while ((p = getprent()) != NULL) {
			if (flags & NO_LOOKUP_FLAG)
				snprintf(n, sizeof(n)-1, "#%u",
					 (unsigned int)p->pr_prid);
			else
				strncpy(n, p->pr_name, sizeof(n)-1);
			if (report_mount(fp, p->pr_prid, n,
					form, XFS_PROJ_QUOTA, mount, flags))
				flags |= NO_HEADER_FLAG;
		}
		endprent();
	}

	if (flags & NO_HEADER_FLAG)
		fputc('\n', fp);
}

static void
report_any_type(
	FILE		*fp,
	uint		form,
	uint		type,
	char		*dir,
	uint		lower,
	uint		upper,
	uint		flags)
{
	fs_cursor_t	cursor;
	fs_path_t	*mount;

	if (type & XFS_USER_QUOTA) {
		fs_cursor_initialise(dir, FS_MOUNT_POINT, &cursor);
		while ((mount = fs_cursor_next_entry(&cursor))) {
			xfsquotactl(XFS_QSYNC, mount->fs_name,
						XFS_USER_QUOTA, 0, NULL);
			report_user_mount(fp, form, mount,
						lower, upper, flags);
		}
	}
	if (type & XFS_GROUP_QUOTA) {
		fs_cursor_initialise(dir, FS_MOUNT_POINT, &cursor);
		while ((mount = fs_cursor_next_entry(&cursor))) {
			xfsquotactl(XFS_QSYNC, mount->fs_name,
						XFS_GROUP_QUOTA, 0, NULL);
			report_group_mount(fp, form, mount,
						lower, upper, flags);
		}
	}
	if (type & XFS_PROJ_QUOTA) {
		fs_cursor_initialise(dir, FS_MOUNT_POINT, &cursor);
		while ((mount = fs_cursor_next_entry(&cursor))) {
			xfsquotactl(XFS_QSYNC, mount->fs_name,
						XFS_PROJ_QUOTA, 0, NULL);
			report_project_mount(fp, form, mount,
						lower, upper, flags);
		}
	}
}

static int
report_f(
	int		argc,
	char		**argv)
{
	FILE		*fp = NULL;
	char		*fname = NULL;
	uint		lower = 0, upper = 0;
	int		c, flags = 0, type = 0, form = 0;

	while ((c = getopt(argc, argv, "abf:ghiL:NnprtuU:")) != EOF) {
		switch (c) {
		case 'f':
			fname = optarg;
			break;
		case 'b':
			form |= XFS_BLOCK_QUOTA;
			break;
		case 'i':
			form |= XFS_INODE_QUOTA;
			break;
		case 'r':
			form |= XFS_RTBLOCK_QUOTA;
			break;
		case 'g':
			type |= XFS_GROUP_QUOTA;
			break;
		case 'p':
			type |= XFS_PROJ_QUOTA;
			break;
		case 'u':
			type |= XFS_USER_QUOTA;
			break;
		case 'a':
			flags |= ALL_MOUNTS_FLAG;
			break;
		case 'h':
			flags |= HUMAN_FLAG;
			break;
		case 'n':
			flags |= NO_LOOKUP_FLAG;
			break;
		case 'N':
			flags |= NO_HEADER_FLAG;
			break;
		case 't':
			flags |= TERSE_FLAG;
			break;
		case 'L':
			lower = (uint)atoi(optarg);
			break;
		case 'U':
			upper = (uint)atoi(optarg);
			break;
		default:
			return command_usage(&report_cmd);
		}
	}

	if (!form)
		form = XFS_BLOCK_QUOTA;

	if (!type)
		type = XFS_USER_QUOTA | XFS_GROUP_QUOTA | XFS_PROJ_QUOTA;

	if ((fp = fopen_write_secure(fname)) == NULL)
		return 0;

	if (argc == optind) {
		if (flags & ALL_MOUNTS_FLAG)
			report_any_type(fp, form, type, NULL,
					lower, upper, flags);
		else if (fs_path->fs_flags & FS_MOUNT_POINT)
			report_any_type(fp, form, type, fs_path->fs_dir,
					lower, upper, flags);
	} else while (argc > optind) {
		report_any_type(fp, form, type, argv[optind++],
				lower, upper, flags);
	}

	if (fname)
		fclose(fp);
	return 0;
}

void
report_init(void)
{
	dump_cmd.name = _("dump");
	dump_cmd.cfunc = dump_f;
	dump_cmd.argmin = 0;
	dump_cmd.argmax = -1;
	dump_cmd.args = _("[-gpu] [-f file]");
	dump_cmd.oneline = _("dump quota information for backup utilities");
	dump_cmd.help = dump_help;

	report_cmd.name = _("report");
	report_cmd.altname = _("repquota");
	report_cmd.cfunc = report_f;
	report_cmd.argmin = 0;
	report_cmd.argmax = -1;
	report_cmd.args = _("[-bir] [-gpu] [-ahnt] [-f file]");
	report_cmd.oneline = _("report filesystem quota information");
	report_cmd.help = report_help;

	if (expert) {
		add_command(&dump_cmd);
		add_command(&report_cmd);
	}
}