| 1 | #!/bin/sh |
| 2 | # Copyright 2010 Vertical Communications |
| 3 | # This is free software, licensed under the GNU General Public License v2. |
| 4 | # See /LICENSE for more information. |
| 5 | # |
| 6 | |
| 7 | . /etc/functions.sh |
| 8 | |
| 9 | reset_block_cb() { |
| 10 | mount_cb() { |
| 11 | dmc_mount_cfg="$1" |
| 12 | shift # skip optional param |
| 13 | dmc_target="$2" |
| 14 | dmc_mount_device="$3" |
| 15 | dmc_fstype="$4" |
| 16 | dmc_options="$5" |
| 17 | dmc_enabled="$6" |
| 18 | dmc_enabled_fsck="$7" |
| 19 | dmc_uuid="$8" |
| 20 | dmc_label="$9" |
| 21 | shift |
| 22 | dmc_is_rootfs="$9" |
| 23 | return 0 |
| 24 | } |
| 25 | swap_cb() { |
| 26 | dsc_swap_cfg="$1" |
| 27 | shift # skip optional param |
| 28 | dsc_swap_device="$2" |
| 29 | dsc_enabled="$3" |
| 30 | dsc_uuid="$4" |
| 31 | dsc_label="$5" |
| 32 | return 0 |
| 33 | } |
| 34 | } |
| 35 | reset_block_cb |
| 36 | |
| 37 | reset_dev_section_cb() { |
| 38 | mount_dev_section_cb() { |
| 39 | dmds_mount_cfg="$1" |
| 40 | dmds_mount_target="$2" |
| 41 | dmds_mount_device="$3" |
| 42 | dmds_mount_fstype="$4" |
| 43 | dmds_mount_options="$5" |
| 44 | dmds_mount_enabled="$6" |
| 45 | dmds_mount_enabled_fsck="$7" |
| 46 | dmds_mount_uuid="$8" |
| 47 | dmds_mount_label="$9" |
| 48 | shift |
| 49 | dmds_is_rootfs="$9" |
| 50 | return 0 |
| 51 | } |
| 52 | swap_dev_section_cb() { |
| 53 | dsds_swap_cfg="$1" |
| 54 | dsds_swap_device="$2" |
| 55 | dsds_swap_enabled="$3" |
| 56 | dsds_swap_uuid="$4" |
| 57 | dsds_swap_label="$5" |
| 58 | return 0 |
| 59 | } |
| 60 | } |
| 61 | reset_dev_section_cb |
| 62 | |
| 63 | config_get_mount() { |
| 64 | local gm_cfg="$1" |
| 65 | local gm_param="$2" |
| 66 | local gm_target |
| 67 | local gm_device |
| 68 | local gm_fstype |
| 69 | local gm_options |
| 70 | local gm_enabled |
| 71 | local gm_enabled_fsck |
| 72 | local gm_uuid |
| 73 | local gm_label |
| 74 | local gm_is_rootfs |
| 75 | config_get gm_target "$1" target |
| 76 | config_get gm_device "$1" device |
| 77 | config_get gm_fstype "$1" fstype 'auto' |
| 78 | config_get gm_options "$1" options 'rw' |
| 79 | config_get_bool gm_enabled "$1" enabled 1 |
| 80 | config_get_bool gm_enabled_fsck "$1" enabled_fsck 0 |
| 81 | config_get gm_uuid "$1" uuid |
| 82 | config_get gm_label "$1" label |
| 83 | config_get_bool gm_is_rootfs "$1" is_rootfs 0 |
| 84 | mount_cb "$gm_cfg" "$gm_param" "$gm_target" "$gm_device" "$gm_fstype" "$gm_options" "$gm_enabled" "$gm_enabled_fsck" "$gm_uuid" "$gm_label" "$gm_is_rootfs" |
| 85 | } |
| 86 | |
| 87 | config_get_swap() { |
| 88 | local gs_cfg="$1" |
| 89 | local gs_param="$2" |
| 90 | local gs_device |
| 91 | local gs_enabled |
| 92 | local gs_uuid |
| 93 | local gs_label |
| 94 | config_get gs_device "$1" device |
| 95 | config_get_bool gs_enabled "$1" enabled 1 |
| 96 | config_get gs_uuid "$1" uuid |
| 97 | config_get gs_label "$1" label |
| 98 | |
| 99 | swap_cb "$gs_cfg" "$gs_param" "$gs_device" "$gs_enabled" "$gs_uuid" "$gs_label" |
| 100 | } |
| 101 | |
| 102 | config_get_automount() { |
| 103 | config_load fstab |
| 104 | config_get_bool from_fstab "automount" from_fstab 1 |
| 105 | config_get_bool anon_mount "automount" anon_mount 1 |
| 106 | config_get_bool anon_fsck "automount" anon_fsck 0 |
| 107 | } |
| 108 | |
| 109 | config_get_autoswap() { |
| 110 | config_load fstab |
| 111 | config_get_bool from_fstab "autoswap" from_fstab 1 |
| 112 | config_get_bool anon_swap "autoswap" anon_swap 0 |
| 113 | } |
| 114 | |
| 115 | config_create_swap_fstab_entry() { |
| 116 | local device="$1" |
| 117 | local enabled="$2" |
| 118 | |
| 119 | [ -n "$device" ] || return 0 |
| 120 | |
| 121 | local fstabnew |
| 122 | |
| 123 | mkdir -p /var/lock |
| 124 | lock -w /var/lock/fstab.lck && { |
| 125 | lock /var/lock/fstab.lck |
| 126 | fstabnew="$(mktemp -t '.fstab.XXXXXXXX')" |
| 127 | cat /tmp/fstab | grep -E -v "^$device[[:blank:]]" >>"$fstabnew" |
| 128 | [ "$enabled" -eq 1 ] && echo "$device none swap sw 0 0" >> "$fstabnew" |
| 129 | cat "$fstabnew" >/tmp/fstab |
| 130 | rm -f $fstabnew |
| 131 | lock -u /var/lock/fstab.lck |
| 132 | } |
| 133 | } |
| 134 | |
| 135 | config_create_mount_fstab_entry() { |
| 136 | local device="$1" |
| 137 | local target="$2" |
| 138 | local fstype="$3" |
| 139 | local options="$4" |
| 140 | local enabled="$5" |
| 141 | options="${options:-rw}" |
| 142 | [ "$enabled" -eq 0 ] && options="noauto,$options" |
| 143 | [ -n "$target" ] || return 0 |
| 144 | [ -n "$device" ] || return 0 |
| 145 | |
| 146 | local fstabnew |
| 147 | |
| 148 | mkdir -p /var/lock |
| 149 | lock -w /var/lock/fstab.lck && { |
| 150 | lock /var/lock/fstab.lck |
| 151 | fstabnew="$(mktemp -t '.fstab.XXXXXXXX')" |
| 152 | cat /tmp/fstab | grep -E -v "^$device[[:blank:]]" | grep -v "$target" >>"$fstabnew" |
| 153 | echo "$device $target $fstype $options 0 0" >>"$fstabnew" |
| 154 | cat "$fstabnew" >/tmp/fstab |
| 155 | rm -f $fstabnew |
| 156 | lock -u /var/lock/fstab.lck |
| 157 | } |
| 158 | } |
| 159 | |
| 160 | libmount_find_token() { |
| 161 | local token="$1" |
| 162 | local value="$2" |
| 163 | local device |
| 164 | device="$(blkid | grep "$token=\"$value\"" | cut -f1 -d:)" |
| 165 | echo "$device" |
| 166 | } |
| 167 | |
| 168 | libmount_find_device_by_id() { |
| 169 | local uuid="$1" |
| 170 | local label="$2" |
| 171 | local device="$3" |
| 172 | local cfg_device="$4" |
| 173 | local found_device |
| 174 | |
| 175 | if [ -n "$uuid" ]; then |
| 176 | found_device="$(libmount_find_token "UUID" "$uuid")" |
| 177 | elif [ -n "$label" ]; then |
| 178 | found_device="$(libmount_find_token "LABEL" "$label")" |
| 179 | elif [ "$device" = "$cfg_device" ]; then |
| 180 | found_device="$device" |
| 181 | elif [ -z "$device" ] && [ -e "$cfg_device" ]; then |
| 182 | found_device="$cfg_device" |
| 183 | fi |
| 184 | [ -n "$device" ] && [ "$device" != "$found_device" ] && { |
| 185 | found_device="" |
| 186 | } |
| 187 | echo "$found_device" |
| 188 | } |
| 189 | |
| 190 | config_get_mount_section_by_device() { |
| 191 | local msbd_device="$1" |
| 192 | local msbd_mount_cfg= |
| 193 | local msbd_target= |
| 194 | local msbd_mount_device= |
| 195 | local msbd_fstype= |
| 196 | local msbd_options= |
| 197 | local msbd_enabled= |
| 198 | local msbd_enabled_fsck= |
| 199 | local msbd_uuid= |
| 200 | local msbd_label= |
| 201 | local msbd_is_rootfs |
| 202 | local msbd_blkid_fstype_match= |
| 203 | mount_cb() { |
| 204 | local mc_cfg="$1" |
| 205 | local mc_device="$2" |
| 206 | shift |
| 207 | local mc_target="$2" |
| 208 | local mc_cfgdevice="$3" |
| 209 | local mc_fstype="$4" |
| 210 | local mc_uuid="$8" |
| 211 | local mc_label="$9" |
| 212 | shift |
| 213 | local mc_is_rootfs="$9" |
| 214 | local mc_found_device="" |
| 215 | |
| 216 | mc_found_device="$(libmount_find_device_by_id "$mc_uuid" "$mc_label" "$mc_device" "$mc_cfgdevice")" |
| 217 | if [ -n "$mc_found_device" ]; then |
| 218 | msbd_mount_cfg="$mc_cfg" |
| 219 | msbd_target="$mc_target" |
| 220 | msbd_mount_device="$mc_found_device" |
| 221 | msbd_fstype="$mc_fstype" |
| 222 | msbd_options="$4" |
| 223 | msbd_enabled="$5" |
| 224 | msbd_enabled_fsck="$6" |
| 225 | msbd_uuid="$7" |
| 226 | msbd_label="$8" |
| 227 | msbd_is_rootfs="$9" |
| 228 | fi |
| 229 | return 0 |
| 230 | } |
| 231 | config_foreach config_get_mount mount "$msbd_device" |
| 232 | [ -n "$msbd_mount_device" ] && config_create_mount_fstab_entry "$msbd_mount_device" "$msbd_target" "$msbd_fstype" "$msbd_options" "$msbd_enabled" |
| 233 | 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" |
| 234 | reset_block_cb |
| 235 | } |
| 236 | |
| 237 | config_get_swap_section_by_device() { |
| 238 | local ssbd_device="$1" |
| 239 | local ssbd_swap_cfg= |
| 240 | local ssbd_swap_device= |
| 241 | local ssbd_enabled= |
| 242 | local ssbd_uuid= |
| 243 | local ssbd_label= |
| 244 | swap_cb() { |
| 245 | local sc_cfg="$1" |
| 246 | local sc_device="$2" |
| 247 | local sc_uuid="$5" |
| 248 | local sc_label="$6" |
| 249 | local sc_cfgdevice="$3" |
| 250 | local sc_found_device |
| 251 | |
| 252 | sc_found_device="$(libmount_find_device_by_id "$sc_uuid" "$sc_label" "$sc_device" "$sc_cfgdevice")" |
| 253 | if [ -n "$sc_found_device" ]; then |
| 254 | ssbd_swap_cfg="$sc_cfg" |
| 255 | ssbd_swap_device="$sc_found_device" |
| 256 | ssbd_enabled="$4" |
| 257 | ssbd_uuid="$5" |
| 258 | ssbd_label="$6" |
| 259 | fi |
| 260 | return 0 |
| 261 | } |
| 262 | config_foreach config_get_swap swap "$ssbd_device" |
| 263 | [ -n "$ssbd_swap_device" ] && config_create_swap_fstab_entry "$ssbd_swap_device" "$ssbd_enabled" |
| 264 | swap_dev_section_cb "$ssbd_swap_cfg" "$ssbd_swap_device" "$ssbd_enabled" "$ssbd_uuid" "$ssbd_label" |
| 265 | reset_block_cb |
| 266 | } |
| 267 | |
| 268 | |
| 269 | |
