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/*
* Mini $local_fs boot implementation for busybox.
*
* Copyright (C) 2004 by David Seikel won_fang@yahoo.com.au
*
* Originally based on code from Trinux.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
* 02111-1307 USA
*
*/
#include <string.h>
#include <unistd.h>
#include "busybox.h"
#include "lib_init_d.h"
static int start(struct init_d_handle_s *, int);
static int status(struct init_d_handle_s *, int);
static int stop(struct init_d_handle_s *, int);
static init_d_handle_t my_commands = {
&start,
&stop,
NULL,
NULL,
&no_reload,
NULL,
&status,
NULL,
"local_fs",
NULL,
NULL,
NULL,
INIT_D_BEGIN
INIT_D_PROV "$local_fs"
INIT_D_DSTART "1 2 3 4 5"
INIT_D_DSTOP "0 6"
INIT_D_SDESC "Mount all local file systems."
INIT_D_DESC "Mount all local file systems."
INIT_D_CONT
"Including any left over partitions not otherwise mounted." INIT_D_END
};
static const char *i386_sys_types[] = {
// " 0Empty",
// " 1fat",
// " 4fat",
// " 6fat",
// " bvfat",
" cvfat",
// " evfat",
// " fvfat",
"80minix",
"81minix",
"82swap",
"83ext2",
"85Linux extended",
0
};
int local_fs_main(int argc, char **argv)
{
return do_init_from_main(argc, argv, &my_commands);
}
static int start(struct init_d_handle_s *init_d, int just_checking)
{
int i;
char *CMDLINE = 0;
char *ROOT = 0;
char *CDEV = 0;
char *FDEV = 0;
char *token;
char *strtok_temp;
sleep(5); // delay it for testing purposes
// Should fsck all non root partitions first.
doit(0, "/bin/mount -a");
bb_xasprintf(&CMDLINE, "%s", doit(REDIR, "cat /proc/cmdline"));
for (token = strtok_r(CMDLINE, " \t\n\r", &strtok_temp); token != NULL;
token = strtok_r(NULL, " \t\n\r", &strtok_temp)) {
if (strncmp(token, "ROOT=", 5) == 0)
ROOT = &token[5];
}
bb_xasprintf(&CDEV, "%s",
doit(REDIR,
"dmesg | grep D-ROM | grep hd | cut -d: -f1 | sort | uniq"));
bb_xasprintf(&FDEV, "%s %s",
doit(REDIR,
"dmesg | grep -v LDM | grep \"^ [sh]d[a-f]\" | cut -d':' -f2 | sort | uniq"),
(CDEV != 0) ? CDEV : "");
token = strtok_r(FDEV, " \r\n", &strtok_temp);
for (i = 0; token != NULL; i++) {
if (strlen(token) > 2)
make_disk(token);
token = strtok_r(NULL, " \r\n", &strtok_temp);
}
bb_xasprintf(&FDEV, "%s",
doit(REDIR,
"fdisk -l | grep \"^/dev/\" | cut -b6-10,52-55"));
token = strtok_r(FDEV, "\r\n", &strtok_temp);
for (i = 0; token != NULL; i++) {
int j;
int found = 0;
char *type = &token[6];
token[4] = '\0';
for (j = 0; i386_sys_types[j] != 0; j++) {
if (strncmp(i386_sys_types[j], type, 2) == 0) {
char *DEV = 0;
char *MOUNT = 0;
char *TYPE = 0;
bb_xasprintf(&DEV, "/dev/%s", token);
bb_xasprintf(&MOUNT, "/media/%s", token);
bb_xasprintf(&TYPE, "%s", &i386_sys_types[j][2]);
found = 1;
if (strncmp(&i386_sys_types[j][2], "swap", 4) == 0) {
doit(QUIET, "mkswap %s", DEV);
doit(QUIET, "swapon %s", DEV);
} else {
// Should not mount it if it is already mounted.
if ((ROOT == 0) || strcmp(ROOT, DEV) != 0) { /* Don't try to remount ROOT, */
make_disk(token);
quick_mount(TYPE, DEV, MOUNT, "-o ro");
// quick_mount("auto", DEV, MOUNT, "-o ro");
}
}
break;
}
}
// if (found == 0)
// bb_printf(" %s - unknown\n", token);
token = strtok_r(NULL, "\r\n", &strtok_temp);
}
free(FDEV);
free(CDEV);
free(ROOT);
free(CMDLINE);
return INIT_D_OK;
}
static int status(struct init_d_handle_s *init_d, int quiet)
{
return print_status(init_d, quiet, INIT_D_STATUS_OK);
}
static int stop(struct init_d_handle_s *init_d, int just_checking)
{
// Should only umount things we mounted in the first place.
// Same for swap
doit(0, "/sbin/swapoff -a");
doit(0, "/bin/umount -a -r");
return INIT_D_OK;
}
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