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-rw-r--r--package/block-mount/files/block.sh262
1 files changed, 262 insertions, 0 deletions
diff --git a/package/block-mount/files/block.sh b/package/block-mount/files/block.sh
new file mode 100644
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+++ b/package/block-mount/files/block.sh
@@ -0,0 +1,262 @@
+#!/bin/sh
+# Copyright 2010 Vertical Communications
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+. /etc/functions.sh
+
+reset_block_cb() {
+ mount_cb() {
+ dmc_mount_cfg="$1"
+ shift # skip optional param
+ dmc_target="$2"
+ dmc_mount_device="$3"
+ dmc_fstype="$4"
+ dmc_options="$5"
+ dmc_enabled="$6"
+ dmc_enabled_fsck="$7"
+ dmc_uuid="$8"
+ dmc_label="$9"
+ shift
+ dmc_is_rootfs="$9"
+ return 0
+ }
+ swap_cb() {
+ dsc_swap_cfg="$1"
+ shift # skip optional param
+ dsc_swap_device="$2"
+ dsc_enabled="$3"
+ dsc_uuid="$4"
+ dsc_label="$5"
+ return 0
+ }
+}
+reset_block_cb
+
+reset_dev_section_cb() {
+ mount_dev_section_cb() {
+ dmds_mount_cfg="$1"
+ dmds_mount_target="$2"
+ dmds_mount_device="$3"
+ dmds_mount_fstype="$4"
+ dmds_mount_options="$5"
+ dmds_mount_enabled="$6"
+ dmds_mount_enabled_fsck="$7"
+ dmds_mount_uuid="$8"
+ dmds_mount_label="$9"
+ shift
+ dmds_is_rootfs="$9"
+ return 0
+ }
+ swap_dev_section_cb() {
+ dsds_swap_cfg="$1"
+ dsds_swap_device="$2"
+ dsds_swap_enabled="$3"
+ dsds_swap_uuid="$4"
+ dsds_swap_label="$5"
+ return 0
+ }
+}
+reset_dev_section_cb
+
+config_get_mount() {
+ local gm_cfg="$1"
+ local gm_param="$2"
+ local gm_target
+ local gm_device
+ local gm_fstype
+ local gm_options
+ local gm_enabled
+ local gm_enabled_fsck
+ local gm_uuid
+ local gm_label
+ local gm_is_rootfs
+ config_get gm_target "$1" target
+ config_get gm_device "$1" device
+ config_get gm_fstype "$1" fstype 'auto'
+ config_get gm_options "$1" options 'rw'
+ config_get_bool gm_enabled "$1" enabled 1
+ config_get_bool gm_enabled_fsck "$1" enabled_fsck 0
+ config_get gm_uuid "$1" uuid
+ config_get gm_label "$1" label
+ config_get_bool gm_is_rootfs "$1" is_rootfs 0
+ mount_cb "$gm_cfg" "$gm_param" "$gm_target" "$gm_device" "$gm_fstype" "$gm_options" "$gm_enabled" "$gm_enabled_fsck" "$gm_uuid" "$gm_label" "$gm_is_rootfs"
+}
+
+config_get_swap() {
+ local gs_cfg="$1"
+ local gs_param="$2"
+ local gs_device
+ local gs_enabled
+ local gs_uuid
+ local gs_label
+ config_get gs_device "$1" device
+ config_get_bool gs_enabled "$1" enabled 1
+ config_get gs_uuid "$1" uuid
+ config_get gs_label "$1" label
+
+ swap_cb "$gs_cfg" "$gs_param" "$gs_device" "$gs_enabled" "$gs_uuid" "$gs_label"
+}
+
+config_get_automount() {
+ config_load fstab
+ config_get_bool from_fstab "automount" from_fstab 1
+ config_get_bool anon_mount "automount" anon_mount 1
+ config_get_bool anon_fsck "automount" anon_fsck 0
+}
+
+config_get_autoswap() {
+ config_load fstab
+ config_get_bool from_fstab "autoswap" from_fstab 1
+ config_get_bool anon_swap "autoswap" anon_swap 0
+}
+
+config_create_swap_fstab_entry() {
+ local device="$1"
+ local enabled="$2"
+
+ [ -n "$device" ] || return 0
+
+ local fstabnew="$(mktemp -t '.fstab.XXXXXXXX')"
+
+ mkdir -p /var/lock
+ lock /var/lock/fstab.lck
+ cat /tmp/fstab | grep -E -v "^$device[[:blank:]]" >>"$fstabnew"
+ [ "$enabled" -eq 1 ] && echo "$device none swap sw 0 0" >> "$fstabnew"
+ cat "$fstabnew" >/tmp/fstab
+ lock -u /var/lock/fstab.lck
+ rm -f $fstabnew
+}
+
+config_create_mount_fstab_entry() {
+ local device="$1"
+ local target="$2"
+ local fstype="$3"
+ local options="$4"
+ local enabled="$5"
+ options="${options:-rw}"
+ [ "$enabled" -eq 0 ] && options="noauto,$options"
+ [ -n "$target" ] || return 0
+ [ -n "$device" ] || return 0
+
+ local fstabnew="$(mktemp -t '.fstab.XXXXXXXX')"
+
+ mkdir -p /var/lock
+ lock /var/lock/fstab.lck
+ cat /tmp/fstab | grep -E -v "^$device[[:blank:]]" | grep -v "$target" >>"$fstabnew"
+ echo "$device $target $fstype $options 0 0" >>"$fstabnew"
+ cat "$fstabnew" >/tmp/fstab
+ lock -u /var/lock/fstab.lck
+ rm -f $fstabnew
+}
+
+libmount_find_token() {
+ local token="$1"
+ local value="$2"
+ local device
+ device="$(blkid | grep "$token=\"$value\"" | cut -f1 -d:)"
+ echo "$device"
+}
+
+libmount_find_device_by_id() {
+ local uuid="$1"
+ local label="$2"
+ local device="$3"
+ local cfg_device="$4"
+ local found_device
+
+ if [ -n "$uuid" ]; then
+ found_device="$(libmount_find_token "UUID" "$uuid")"
+ elif [ -n "$label" ]; then
+ found_device="$(libmount_find_token "LABEL" "$label")"
+ elif [ "$device" = "$cfg_device" ]; then
+ found_device="$device"
+ elif [ -z "$device" ] && [ -e "$cfg_device" ]; then
+ found_device="$cfg_device"
+ fi
+ [ -n "$device" ] && [ "$device" != "$found_device" ] && {
+ found_device=""
+ }
+ echo "$found_device"
+}
+
+config_get_mount_section_by_device() {
+ local msbd_device="$1"
+ local msbd_mount_cfg=
+ local msbd_target=
+ local msbd_mount_device=
+ local msbd_fstype=
+ local msbd_options=
+ local msbd_enabled=
+ local msbd_enabled_fsck=
+ local msbd_uuid=
+ local msbd_label=
+ local msbd_is_rootfs
+ local msbd_blkid_fstype_match=
+ mount_cb() {
+ local mc_cfg="$1"
+ local mc_device="$2"
+ shift
+ local mc_target="$2"
+ local mc_cfgdevice="$3"
+ local mc_fstype="$4"
+ local mc_uuid="$8"
+ local mc_label="$9"
+ shift
+ local mc_is_rootfs="$9"
+ local mc_found_device=""
+
+ mc_found_device="$(libmount_find_device_by_id "$mc_uuid" "$mc_label" "$mc_device" "$mc_cfgdevice")"
+ if [ -n "$mc_found_device" ]; then
+ msbd_mount_cfg="$mc_cfg"
+ msbd_target="$mc_target"
+ msbd_mount_device="$mc_found_device"
+ msbd_fstype="$mc_fstype"
+ msbd_options="$4"
+ msbd_enabled="$5"
+ msbd_enabled_fsck="$6"
+ msbd_uuid="$7"
+ msbd_label="$8"
+ msbd_is_rootfs="$9"
+ fi
+ return 0
+ }
+ config_foreach config_get_mount mount "$msbd_device"
+ [ -n "$msbd_mount_device" ] && config_create_mount_fstab_entry "$msbd_mount_device" "$msbd_target" "$msbd_fstype" "$msbd_options" "$msbd_enabled"
+ mount_dev_section_cb "$msbd_mount_cfg" "$msbd_target" "$msbd_mount_device" "$msbd_fstype" "$msbd_options" "$msbd_enabled" "$msbd_enabled_fsck" "$msbd_uuid" "$msbd_label" "$msbd_is_rootfs"
+ reset_block_cb
+}
+
+config_get_swap_section_by_device() {
+ local ssbd_device="$1"
+ local ssbd_swap_cfg=
+ local ssbd_swap_device=
+ local ssbd_enabled=
+ local ssbd_uuid=
+ local ssbd_label=
+ swap_cb() {
+ local sc_cfg="$1"
+ local sc_device="$2"
+ local sc_uuid="$5"
+ local sc_label="$6"
+ local sc_cfgdevice="$3"
+ local sc_found_device
+
+ sc_found_device="$(libmount_find_device_by_id "$sc_uuid" "$sc_label" "$sc_device" "$sc_cfgdevice")"
+ if [ -n "$sc_found_device" ]; then
+ ssbd_swap_cfg="$sc_cfg"
+ ssbd_swap_device="$sc_found_device"
+ ssbd_enabled="$4"
+ ssbd_uuid="$5"
+ ssbd_label="$6"
+ fi
+ return 0
+ }
+ config_foreach config_get_swap swap "$ssbd_device"
+ [ -n "$ssbd_swap_device" ] && config_create_swap_fstab_entry "$ssbd_swap_device" "$ssbd_enabled"
+ swap_dev_section_cb "$ssbd_swap_cfg" "$ssbd_swap_device" "$ssbd_enabled" "$ssbd_uuid" "$ssbd_label"
+ reset_block_cb
+}
+
+