+++ /dev/null
-/*#############################################################################
-# #
-# IPFire - An Open Source Firewall Distribution #
-# Copyright (C) 2014 IPFire development team #
-# #
-# 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 3 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, see <http://www.gnu.org/licenses/>. #
-# #
-#############################################################################*/
-
-#ifndef _GNU_SOURCE
-#define _GNU_SOURCE
-#endif
-
-#include <assert.h>
-#include <blkid/blkid.h>
-#include <fcntl.h>
-#include <libudev.h>
-#include <math.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/ioctl.h>
-#include <sys/mount.h>
-#include <sys/swap.h>
-#include <unistd.h>
-
-#include <linux/fs.h>
-
-#include "hw.h"
-#include "../libsmooth/libsmooth.h"
-
-const char* other_filesystems[] = {
- "/dev",
- "/proc",
- "/sys",
- NULL
-};
-
-static int system_chroot(const char* path, const char* cmd) {
- char chroot_cmd[STRING_SIZE];
-
- snprintf(chroot_cmd, sizeof(chroot_cmd), "/usr/sbin/chroot %s %s", path, cmd);
-
- return mysystem(chroot_cmd);
-}
-
-struct hw* hw_init() {
- struct hw* hw = malloc(sizeof(*hw));
- assert(hw);
-
- // Initialize libudev
- hw->udev = udev_new();
- if (!hw->udev) {
- fprintf(stderr, "Could not create udev instance\n");
- exit(1);
- }
-
- return hw;
-}
-
-void hw_free(struct hw* hw) {
- if (hw->udev)
- udev_unref(hw->udev);
-
- free(hw);
-}
-
-static int strstartswith(const char* a, const char* b) {
- return (strncmp(a, b, strlen(b)) == 0);
-}
-
-int hw_mount(const char* source, const char* target, const char* fs, int flags) {
- // Create target if it does not exist
- if (access(target, X_OK) != 0)
- mkdir(target, S_IRWXU|S_IRWXG|S_IRWXO);
-
- return mount(source, target, fs, flags, NULL);
-}
-
-int hw_umount(const char* target) {
- return umount2(target, MNT_DETACH);
-}
-
-static int hw_test_source_medium(const char* path) {
- int ret = hw_mount(path, SOURCE_MOUNT_PATH, "iso9660", MS_RDONLY);
-
- // If the source could not be mounted we
- // cannot proceed.
- if (ret)
- return ret;
-
- // Check if the test file exists.
- ret = access(SOURCE_TEST_FILE, F_OK);
-
- // Umount the test device.
- hw_umount(SOURCE_MOUNT_PATH);
-
- return ret;
-}
-
-char* hw_find_source_medium(struct hw* hw) {
- char* ret = NULL;
-
- struct udev_enumerate* enumerate = udev_enumerate_new(hw->udev);
-
- udev_enumerate_add_match_subsystem(enumerate, "block");
- udev_enumerate_scan_devices(enumerate);
-
- struct udev_list_entry* devices = udev_enumerate_get_list_entry(enumerate);
-
- struct udev_list_entry* dev_list_entry;
- udev_list_entry_foreach(dev_list_entry, devices) {
- const char* path = udev_list_entry_get_name(dev_list_entry);
- struct udev_device* dev = udev_device_new_from_syspath(hw->udev, path);
-
- const char* dev_path = udev_device_get_devnode(dev);
-
- // Skip everything what we cannot work with
- if (strstartswith(dev_path, "/dev/loop") || strstartswith(dev_path, "/dev/fd") ||
- strstartswith(dev_path, "/dev/ram") || strstartswith(dev_path, "/dev/md"))
- continue;
-
- if (hw_test_source_medium(dev_path)) {
- ret = strdup(dev_path);
- }
-
- udev_device_unref(dev);
-
- // If a suitable device was found the search will end.
- if (ret)
- break;
- }
-
- udev_enumerate_unref(enumerate);
-
- return ret;
-}
-
-static struct hw_disk** hw_create_disks() {
- struct hw_disk** ret = malloc(sizeof(*ret) * (HW_MAX_DISKS + 1));
-
- return ret;
-}
-
-static unsigned long long hw_block_device_get_size(const char* dev) {
- int fd = open(dev, O_RDONLY);
- if (fd < 0)
- return 0;
-
- unsigned long long size = blkid_get_dev_size(fd);
- close(fd);
-
- return size;
-}
-
-struct hw_disk** hw_find_disks(struct hw* hw) {
- struct hw_disk** ret = hw_create_disks();
- struct hw_disk** disks = ret;
-
- struct udev_enumerate* enumerate = udev_enumerate_new(hw->udev);
-
- udev_enumerate_add_match_subsystem(enumerate, "block");
- udev_enumerate_scan_devices(enumerate);
-
- struct udev_list_entry* devices = udev_enumerate_get_list_entry(enumerate);
-
- struct udev_list_entry* dev_list_entry;
- unsigned int i = HW_MAX_DISKS;
- udev_list_entry_foreach(dev_list_entry, devices) {
- const char* path = udev_list_entry_get_name(dev_list_entry);
- struct udev_device* dev = udev_device_new_from_syspath(hw->udev, path);
-
- const char* dev_path = udev_device_get_devnode(dev);
-
- // Skip everything what we cannot work with
- if (strstartswith(dev_path, "/dev/loop") || strstartswith(dev_path, "/dev/fd") ||
- strstartswith(dev_path, "/dev/ram") || strstartswith(dev_path, "/dev/sr") ||
- strstartswith(dev_path, "/dev/md")) {
- udev_device_unref(dev);
- continue;
- }
-
- // DEVTYPE must be disk (otherwise we will see all sorts of partitions here)
- const char* devtype = udev_device_get_property_value(dev, "DEVTYPE");
- if (devtype && (strcmp(devtype, "disk") != 0)) {
- udev_device_unref(dev);
- continue;
- }
-
- // Skip all source mediums
- if (hw_test_source_medium(dev_path) == 0) {
- udev_device_unref(dev);
- continue;
- }
-
- // Skip devices with a size of zero
- unsigned long long size = hw_block_device_get_size(dev_path);
- if (size == 0) {
- udev_device_unref(dev);
- continue;
- }
-
- struct hw_disk* disk = malloc(sizeof(*disk));
- if (disk == NULL)
- return NULL;
-
- disk->ref = 1;
-
- strncpy(disk->path, dev_path, sizeof(disk->path));
-
- disk->size = size;
-
- // Vendor
- const char* vendor = udev_device_get_property_value(dev, "ID_VENDOR");
- if (!vendor)
- vendor = udev_device_get_sysattr_value(dev, "vendor");
- if (!vendor)
- vendor = udev_device_get_sysattr_value(dev, "manufacturer");
- if (!vendor)
- vendor = "N/A";
-
- strncpy(disk->vendor, vendor, sizeof(disk->vendor));
-
- // Model
- const char* model = udev_device_get_property_value(dev, "ID_MODEL");
- if (!model)
- model = udev_device_get_sysattr_value(dev, "model");
- if (!model)
- model = udev_device_get_sysattr_value(dev, "product");
- if (!model)
- model = "N/A";
-
- strncpy(disk->model, model, sizeof(disk->model));
-
- snprintf(disk->description, sizeof(disk->description),
- "%4.1fGB %s - %s", (double)disk->size / pow(1024, 3),
- disk->vendor, disk->model);
-
- *disks++ = disk;
-
- if (--i == 0)
- break;
-
- udev_device_unref(dev);
- }
-
- udev_enumerate_unref(enumerate);
-
- *disks = NULL;
-
- return ret;
-}
-
-void hw_free_disks(struct hw_disk** disks) {
- struct hw_disk** disk = disks;
-
- while (*disk != NULL) {
- if (--(*disk)->ref == 0)
- free(*disk);
-
- disk++;
- }
-
- free(disks);
-}
-
-unsigned int hw_count_disks(struct hw_disk** disks) {
- unsigned int ret = 0;
-
- while (*disks++)
- ret++;
-
- return ret;
-}
-
-struct hw_disk** hw_select_disks(struct hw_disk** disks, int* selection) {
- struct hw_disk** ret = hw_create_disks();
- struct hw_disk** selected_disks = ret;
-
- unsigned int num_disks = hw_count_disks(disks);
-
- for (unsigned int i = 0; i < num_disks; i++) {
- if (selection && selection[i]) {
- struct hw_disk *selected_disk = disks[i];
- selected_disk->ref++;
-
- *selected_disks++ = selected_disk;
- }
- }
-
- // Set sentinel
- *selected_disks = NULL;
-
- return ret;
-}
-
-static unsigned long long hw_swap_size(struct hw_destination* dest) {
- unsigned long long memory = hw_memory();
-
- unsigned long long swap_size = memory / 4;
-
- // Min. swap size is 128MB
- if (swap_size < MB2BYTES(128))
- swap_size = MB2BYTES(128);
-
- // Cap swap size to 1GB
- else if (swap_size > MB2BYTES(1024))
- swap_size = MB2BYTES(1024);
-
- return swap_size;
-}
-
-static unsigned long long hw_root_size(struct hw_destination* dest) {
- unsigned long long root_size;
-
- if (dest->size < MB2BYTES(2048))
- root_size = MB2BYTES(1024);
-
- else if (dest->size >= MB2BYTES(2048) && dest->size <= MB2BYTES(3072))
- root_size = MB2BYTES(1536);
-
- else
- root_size = MB2BYTES(2048);
-
- return root_size;
-}
-
-static unsigned long long hw_boot_size(struct hw_destination* dest) {
- return MB2BYTES(64);
-}
-
-static int hw_calculate_partition_table(struct hw_destination* dest) {
- char path[DEV_SIZE];
- int part_idx = 1;
-
- snprintf(path, sizeof(path), "%s%s", dest->path, (dest->is_raid) ? "p" : "");
- dest->part_boot_idx = 0;
-
- // Determine the size of the target block device
- if (dest->is_raid) {
- dest->size = (dest->disk1->size >= dest->disk2->size) ?
- dest->disk1->size : dest->disk2->size;
-
- // The RAID will install some metadata at the end of the disk
- // and we will save up some space for that.
- dest->size -= MB2BYTES(2);
- } else {
- dest->size = dest->disk1->size;
- }
-
- // As we add some extra space before the beginning of the first
- // partition, we need to substract that here.
- dest->size -= MB2BYTES(1);
-
- // Add some more space for partition tables, etc.
- dest->size -= MB2BYTES(1);
-
- // Determine partition table
- dest->part_table = HW_PART_TABLE_MSDOS;
-
- // Disks over 2TB need to use GPT
- if (dest->size >= MB2BYTES(2047 * 1024))
- dest->part_table = HW_PART_TABLE_GPT;
-
- // We also use GPT on raid disks by default
- else if (dest->is_raid)
- dest->part_table = HW_PART_TABLE_GPT;
-
- // When using GPT, GRUB2 needs a little bit of space to put
- // itself in.
- if (dest->part_table == HW_PART_TABLE_GPT) {
- snprintf(dest->part_bootldr, sizeof(dest->part_bootldr),
- "%s%d", path, part_idx);
-
- dest->size_bootldr = MB2BYTES(4);
-
- dest->part_boot_idx = part_idx++;
- } else {
- *dest->part_bootldr = '\0';
- dest->size_bootldr = 0;
- }
-
- dest->size_boot = hw_boot_size(dest);
- dest->size_swap = hw_swap_size(dest);
- dest->size_root = hw_root_size(dest);
-
- // Determine the size of the data partition.
- unsigned long long used_space = dest->size_bootldr + dest->size_boot
- + dest->size_swap + dest->size_root;
-
- // Disk is way too small
- if (used_space >= dest->size)
- return -1;
-
- dest->size_data = dest->size - used_space;
-
- // If it gets too small, we remove the swap space.
- if (dest->size_data <= MB2BYTES(256)) {
- dest->size_data += dest->size_swap;
- dest->size_swap = 0;
- }
-
- // Set partition names
- if (dest->size_boot > 0) {
- if (dest->part_boot_idx == 0)
- dest->part_boot_idx = part_idx;
-
- snprintf(dest->part_boot, sizeof(dest->part_boot), "%s%d", path, part_idx++);
- } else
- *dest->part_boot = '\0';
-
- if (dest->size_swap > 0)
- snprintf(dest->part_swap, sizeof(dest->part_swap), "%s%d", path, part_idx++);
- else
- *dest->part_swap = '\0';
-
- // There is always a root partition
- if (dest->part_boot_idx == 0)
- dest->part_boot_idx = part_idx;
-
- snprintf(dest->part_root, sizeof(dest->part_root), "%s%d", path, part_idx++);
-
- if (dest->size_data > 0)
- snprintf(dest->part_data, sizeof(dest->part_data), "%s%d", path, part_idx++);
- else
- *dest->part_data = '\0';
-
- return 0;
-}
-
-struct hw_destination* hw_make_destination(int part_type, struct hw_disk** disks) {
- struct hw_destination* dest = malloc(sizeof(*dest));
-
- if (part_type == HW_PART_TYPE_NORMAL) {
- dest->disk1 = *disks;
- dest->disk2 = NULL;
-
- strncpy(dest->path, dest->disk1->path, sizeof(dest->path));
-
- } else if (part_type == HW_PART_TYPE_RAID1) {
- dest->disk1 = *disks++;
- dest->disk2 = *disks;
- dest->raid_level = 1;
-
- snprintf(dest->path, sizeof(dest->path), "/dev/md0");
- }
-
- // Is this a RAID device?
- dest->is_raid = (part_type > HW_PART_TYPE_NORMAL);
-
- int r = hw_calculate_partition_table(dest);
- if (r)
- return NULL;
-
- // Set default filesystem
- dest->filesystem = HW_FS_DEFAULT;
-
- return dest;
-}
-
-unsigned long long hw_memory() {
- FILE* handle = NULL;
- char line[STRING_SIZE];
-
- unsigned long long memory = 0;
-
- /* Calculate amount of memory in machine */
- if ((handle = fopen("/proc/meminfo", "r"))) {
- while (fgets(line, sizeof(line), handle)) {
- if (!sscanf (line, "MemTotal: %llu kB", &memory)) {
- memory = 0;
- }
- }
-
- fclose(handle);
- }
-
- return memory * 1024;
-}
-
-int hw_create_partitions(struct hw_destination* dest) {
- char* cmd = NULL;
-
- asprintf(&cmd, "/usr/sbin/parted -s %s -a optimal", dest->path);
-
- // Set partition type
- if (dest->part_table == HW_PART_TABLE_MSDOS)
- asprintf(&cmd, "%s mklabel msdos", cmd);
- else if (dest->part_table == HW_PART_TABLE_GPT)
- asprintf(&cmd, "%s mklabel gpt", cmd);
-
- unsigned long long part_start = MB2BYTES(1);
-
- if (*dest->part_bootldr) {
- asprintf(&cmd, "%s mkpart %s ext2 %lluB %lluB", cmd,
- (dest->part_table == HW_PART_TABLE_GPT) ? "BOOTLDR" : "primary",
- part_start, part_start + dest->size_bootldr - 1);
-
- part_start += dest->size_bootldr;
- }
-
- if (*dest->part_boot) {
- asprintf(&cmd, "%s mkpart %s ext2 %lluB %lluB", cmd,
- (dest->part_table == HW_PART_TABLE_GPT) ? "BOOT" : "primary",
- part_start, part_start + dest->size_boot - 1);
-
- part_start += dest->size_boot;
- }
-
- if (*dest->part_swap) {
- asprintf(&cmd, "%s mkpart %s linux-swap %lluB %lluB", cmd,
- (dest->part_table == HW_PART_TABLE_GPT) ? "SWAP" : "primary",
- part_start, part_start + dest->size_swap - 1);
-
- part_start += dest->size_swap;
- }
-
- if (*dest->part_root) {
- asprintf(&cmd, "%s mkpart %s ext2 %lluB %lluB", cmd,
- (dest->part_table == HW_PART_TABLE_GPT) ? "ROOT" : "primary",
- part_start, part_start + dest->size_root - 1);
-
- part_start += dest->size_root;
- }
-
- if (*dest->part_data) {
- asprintf(&cmd, "%s mkpart %s ext2 %lluB %lluB", cmd,
- (dest->part_table == HW_PART_TABLE_GPT) ? "DATA" : "primary",
- part_start, part_start + dest->size_data - 1);
-
- part_start += dest->size_data;
- }
-
- if (dest->part_table == HW_PART_TABLE_MSDOS && dest->part_boot_idx > 0) {
- asprintf(&cmd, "%s set %d boot on", cmd, dest->part_boot_idx);
-
- } else if (dest->part_table == HW_PART_TABLE_GPT) {
- if (*dest->part_bootldr) {
- asprintf(&cmd, "%s set %d bios_grub on", cmd, dest->part_boot_idx);
- }
- asprintf(&cmd, "%s disk_set pmbr_boot on", cmd);
- }
-
- int r = mysystem(cmd);
-
- // Wait until the system re-read the partition table
- if (r == 0) {
- unsigned int counter = 10;
-
- while (counter-- > 0) {
- sleep(1);
-
- if (*dest->part_bootldr && (access(dest->part_bootldr, R_OK) != 0))
- continue;
-
- if (*dest->part_boot && (access(dest->part_boot, R_OK) != 0))
- continue;
-
- if (*dest->part_swap && (access(dest->part_swap, R_OK) != 0))
- continue;
-
- if (*dest->part_root && (access(dest->part_root, R_OK) != 0))
- continue;
-
- if (*dest->part_data && (access(dest->part_data, R_OK) != 0))
- continue;
-
- // All partitions do exist, exiting the loop.
- break;
- }
- }
-
- if (cmd)
- free(cmd);
-
- return r;
-}
-
-static int hw_format_filesystem(const char* path, int fs) {
- char cmd[STRING_SIZE] = "\0";
-
- // Swap
- if (fs == HW_FS_SWAP) {
- snprintf(cmd, sizeof(cmd), "/sbin/mkswap -v1 %s &>/dev/null", path);
- // ReiserFS
- } else if (fs == HW_FS_REISERFS) {
- snprintf(cmd, sizeof(cmd), "/sbin/mkreiserfs -f %s ", path);
-
- // EXT4
- } else if (fs == HW_FS_EXT4) {
- snprintf(cmd, sizeof(cmd), "/sbin/mke2fs -T ext4 %s", path);
-
- // EXT4 w/o journal
- } else if (fs == HW_FS_EXT4_WO_JOURNAL) {
- snprintf(cmd, sizeof(cmd), "/sbin/mke2fs -T ext4 -O ^has_journal %s", path);
-
- // XFS
- } else if (fs == HW_FS_XFS) {
- snprintf(cmd, sizeof(cmd), "/sbin/mkfs.xfs -f %s", path);
- }
-
- assert(*cmd);
-
- int r = mysystem(cmd);
-
- return r;
-}
-
-int hw_create_filesystems(struct hw_destination* dest) {
- int r;
-
- // boot
- if (*dest->part_boot) {
- r = hw_format_filesystem(dest->part_boot, dest->filesystem);
- if (r)
- return r;
- }
-
- // swap
- if (*dest->part_swap) {
- r = hw_format_filesystem(dest->part_swap, HW_FS_SWAP);
- if (r)
- return r;
- }
-
- // root
- r = hw_format_filesystem(dest->part_root, dest->filesystem);
- if (r)
- return r;
-
- // data
- if (*dest->part_data) {
- r = hw_format_filesystem(dest->part_data, dest->filesystem);
- if (r)
- return r;
- }
-
- return 0;
-}
-
-int hw_mount_filesystems(struct hw_destination* dest, const char* prefix) {
- char target[STRING_SIZE];
-
- assert(*prefix == '/');
-
- const char* filesystem;
- switch (dest->filesystem) {
- case HW_FS_REISERFS:
- filesystem = "reiserfs";
- break;
-
- case HW_FS_EXT4:
- case HW_FS_EXT4_WO_JOURNAL:
- filesystem = "ext4";
- break;
-
- case HW_FS_XFS:
- filesystem = "xfs";
- break;
-
- default:
- assert(0);
- }
-
- // root
- int r = hw_mount(dest->part_root, prefix, filesystem, 0);
- if (r)
- return r;
-
- // boot
- if (*dest->part_boot) {
- snprintf(target, sizeof(target), "%s%s", prefix, HW_PATH_BOOT);
- mkdir(target, S_IRWXU|S_IRWXG|S_IRWXO);
-
- r = hw_mount(dest->part_boot, target, filesystem, 0);
- if (r) {
- hw_umount_filesystems(dest, prefix);
-
- return r;
- }
- }
-
- // data
- if (*dest->part_data) {
- snprintf(target, sizeof(target), "%s%s", prefix, HW_PATH_DATA);
- mkdir(target, S_IRWXU|S_IRWXG|S_IRWXO);
-
- r = hw_mount(dest->part_data, target, filesystem, 0);
- if (r) {
- hw_umount_filesystems(dest, prefix);
-
- return r;
- }
- }
-
- // swap
- if (*dest->part_swap) {
- r = swapon(dest->part_swap, 0);
- if (r) {
- hw_umount_filesystems(dest, prefix);
-
- return r;
- }
- }
-
- // bind-mount misc filesystems
- char** otherfs = other_filesystems;
- while (*otherfs) {
- snprintf(target, sizeof(target), "%s%s", prefix, *otherfs);
-
- mkdir(target, S_IRWXU|S_IRWXG|S_IRWXO);
- r = hw_mount(*otherfs, target, NULL, MS_BIND);
- if (r) {
- hw_umount_filesystems(dest, prefix);
-
- return r;
- }
-
- otherfs++;
- }
-
- return 0;
-}
-
-int hw_umount_filesystems(struct hw_destination* dest, const char* prefix) {
- // boot
- if (*dest->part_boot) {
- hw_umount(dest->part_boot);
- }
-
- // data
- if (*dest->part_data) {
- hw_umount(dest->part_data);
- }
-
- // root
- hw_umount(dest->part_root);
-
- // swap
- if (*dest->part_swap) {
- swapoff(dest->part_swap);
- }
-
- // misc filesystems
- char target[STRING_SIZE];
- char** otherfs = other_filesystems;
-
- while (*otherfs) {
- snprintf(target, sizeof(target), "%s%s", prefix, *otherfs++);
- hw_umount(target);
- }
-
- return 0;
-}
-
-int hw_setup_raid(struct hw_destination* dest) {
- char* cmd = NULL;
-
- assert(dest->is_raid);
-
- asprintf(&cmd, "echo \"y\" | /sbin/mdadm --create --verbose --metadata=1.2 %s", dest->path);
-
- switch (dest->raid_level) {
- case 1:
- asprintf(&cmd, "%s --level=1 --raid-devices=2", cmd);
- break;
-
- default:
- assert(0);
- }
-
- if (dest->disk1) {
- asprintf(&cmd, "%s %s", cmd, dest->disk1->path);
- }
-
- if (dest->disk2) {
- asprintf(&cmd, "%s %s", cmd, dest->disk2->path);
- }
-
- int r = mysystem(cmd);
- free(cmd);
-
- // Wait a moment until the device has been properly brought up
- if (r == 0) {
- unsigned int counter = 10;
- while (counter-- > 0) {
- sleep(1);
-
- // If the raid device has not yet been properly brought up,
- // opening it will fail with the message: Device or resource busy
- // Hence we will wait a bit until it becomes usable.
- FILE* f = fopen(dest->path, "r");
- if (f) {
- fclose(f);
- break;
- }
- }
- }
-
- return r;
-}
-
-int hw_stop_all_raid_arrays() {
- return mysystem("/sbin/mdadm --stop --scan");
-}
-
-int hw_install_bootloader(struct hw_destination* dest) {
- char cmd[STRING_SIZE];
- int r;
-
- // Generate configuration file
- snprintf(cmd, sizeof(cmd), "/usr/sbin/grub-mkconfig -o /boot/grub/grub.cfg");
- r = system_chroot(DESTINATION_MOUNT_PATH, cmd);
- if (r)
- return r;
-
- char cmd_grub[STRING_SIZE];
- snprintf(cmd_grub, sizeof(cmd_grub), "/usr/sbin/grub-install --no-floppy --recheck");
-
- if (dest->is_raid && (dest->part_table == HW_PART_TABLE_MSDOS)) {
- snprintf(cmd, sizeof(cmd), "%s %s", cmd_grub, dest->disk1->path);
- r = system_chroot(DESTINATION_MOUNT_PATH, cmd);
- if (r)
- return r;
-
- snprintf(cmd, sizeof(cmd), "%s %s", cmd_grub, dest->disk2->path);
- r = system_chroot(DESTINATION_MOUNT_PATH, cmd);
- } else {
- snprintf(cmd, sizeof(cmd), "%s %s", cmd_grub, dest->path);
- r = system_chroot(DESTINATION_MOUNT_PATH, cmd);
- }
-
- return r;
-}
-
-static char* hw_get_uuid(const char* dev) {
- blkid_probe p = blkid_new_probe_from_filename(dev);
- const char* buffer = NULL;
- char* uuid = NULL;
-
- if (!p)
- return NULL;
-
- blkid_do_probe(p);
- blkid_probe_lookup_value(p, "UUID", &buffer, NULL);
-
- if (buffer)
- uuid = strdup(buffer);
-
- blkid_free_probe(p);
-
- return uuid;
-}
-
-int hw_write_fstab(struct hw_destination* dest) {
- FILE* f = fopen(DESTINATION_MOUNT_PATH "/etc/fstab", "w");
- if (!f)
- return -1;
-
- const char* fmt = "UUID=%s %-8s %-4s %-10s %d %d\n";
- char* uuid = NULL;
-
- // boot
- if (*dest->part_boot) {
- uuid = hw_get_uuid(dest->part_boot);
-
- if (uuid) {
- fprintf(f, fmt, uuid, "/boot", "auto", "defaults", 1, 2);
- free(uuid);
- }
- }
-
- // swap
- if (*dest->part_swap) {
- uuid = hw_get_uuid(dest->part_swap);
-
- if (uuid) {
- fprintf(f, fmt, uuid, "swap", "swap", "defaults,pri=1", 0, 0);
- free(uuid);
- }
- }
-
- // root
- uuid = hw_get_uuid(dest->part_root);
- if (uuid) {
- fprintf(f, fmt, uuid, "/", "auto", "defaults", 1, 1);
- free(uuid);
- }
-
- // data
- if (*dest->part_data) {
- uuid = hw_get_uuid(dest->part_data);
-
- if (uuid) {
- fprintf(f, fmt, uuid, "/var", "auto", "defaults", 1, 1);
- free(uuid);
- }
- }
-
- fclose(f);
-
- return 0;
-}
projects / people / pmueller / ipfire-2.x.git / blobdiff