scripts/boot/cmdline.sh

   1 #!/bin/sh
   2
   3 #set -e
   4
   5 Cmdline ()
   6 {
   7         for _PARAMETER in ${_CMDLINE}
   8         do
   9                 case "${_PARAMETER}" in
  10                         live-boot.read-only|read-only)
  11                                 LIVE_READ_ONLY="true"
  12                                 ;;
  13
  14                         live-boot.swapon)
  15                                 LIVE_SWAPON="true"
  16                                 ;;
  17
  18                         live-boot.verify-checksums|verify-checksums)
  19                                 LIVE_VERIFY_CHECKSUMS="true"
  20                                 ;;
  21
  22                         # Special options
  23                         live-boot.debug|debug)
  24                                 LIVE_DEBUG="true"
  25                                 ;;
  26
  27
  28                         # parameters below need review (FIXME)
  29                         skipconfig)
  30                                 NOFASTBOOT="true"
  31                                 NOFSTAB="true"
  32                                 NONETWORKING="true"
  33
  34                                 export NOFASTBOOT NOFSTAB NONETWORKING
  35                                 ;;
  36
  37                         BOOTIF=*)
  38                                 BOOTIF="${x#BOOTIF=}"
  39                                 ;;
  40
  41                         dhcp)
  42                                 # Force dhcp even while netbooting
  43                                 # Use for debugging in case somebody works on fixing dhclient
  44                                 DHCP="true";
  45                                 export DHCP
  46                                 ;;
  47
  48                         nodhcp)
  49                                 DHCP=""
  50                                 export DHCP
  51                                 ;;
  52
  53                         ethdevice=*)
  54                                 DEVICE="${ARGUMENT#ethdevice=}"
  55                                 ETHDEVICE="${DEVICE}"
  56                                 export DEVICE ETHDEVICE
  57                                 ;;
  58
  59                         ethdevice-timeout=*)
  60                                 ETHDEV_TIMEOUT="${ARGUMENT#ethdevice-timeout=}"
  61                                 export ETHDEV_TIMEOUT
  62                                 ;;
  63
  64                         fetch=*)
  65                                 FETCH="${ARGUMENT#fetch=}"
  66                                 export FETCH
  67                                 ;;
  68
  69                         findiso=*)
  70                                 FINDISO="${ARGUMENT#findiso=}"
  71                                 export FINDISO
  72                                 ;;
  73
  74                         ftpfs=*)
  75                                 FTPFS="${ARGUMENT#ftpfs=}"
  76                                 export FTPFS
  77                                 ;;
  78
  79                         httpfs=*)
  80                                 HTTPFS="${ARGUMENT#httpfs=}"
  81                                 export HTTPFS
  82                                 ;;
  83
  84                         iscsi=*)
  85                                 ISCSI="${ARGUMENT#iscsi=}"
  86                                 #ip:port - separated by ;
  87                                 ISCSI_PORTAL="${ISCSI%;*}"
  88                                 if echo "${ISCSI_PORTAL}" | grep -q , ; then
  89                                         ISCSI_SERVER="${ISCSI_PORTAL%,*}"
  90                                         ISCSI_PORT="${ISCSI_PORTAL#*,}"
  91                                 fi
  92                                 #target name
  93                                 ISCSI_TARGET="${ISCSI#*;}"
  94                                 export ISCSI ISCSI_PORTAL ISCSI_TARGET ISCSI_SERVER ISCSI_PORT
  95                                 ;;
  96
  97                         isofrom=*|fromiso=*)
  98                                 FROMISO="${ARGUMENT#*=}"
  99                                 export FROMISO
 100                                 ;;
 101
 102                         ignore_uuid)
 103                                 IGNORE_UUID="true"
 104                                 export IGNORE_UUID
 105                                 ;;
 106
 107                         ip=*)
 108                                 STATICIP="${ARGUMENT#ip=}"
 109
 110                                 if [ -z "${STATICIP}" ]
 111                                 then
 112                                         STATICIP="frommedia"
 113                                 fi
 114
 115                                 export STATICIP
 116                                 ;;
 117
 118                         live-media=*|bootfrom=*)
 119                                 LIVE_MEDIA="${ARGUMENT#*=}"
 120                                 export LIVE_MEDIA
 121                                 ;;
 122
 123                         live-media-encryption=*|encryption=*)
 124                                 LIVE_MEDIA_ENCRYPTION="${ARGUMENT#*=}"
 125                                 export LIVE_MEDIA_ENCRYPTION
 126                                 ;;
 127
 128                         live-media-offset=*)
 129                                 LIVE_MEDIA_OFFSET="${ARGUMENT#live-media-offset=}"
 130                                 export LIVE_MEDIA_OFFSET
 131                                 ;;
 132
 133                         live-media-path=*)
 134                                 LIVE_MEDIA_PATH="${ARGUMENT#live-media-path=}"
 135                                 export LIVE_MEDIA_PATH
 136                                 ;;
 137
 138                         live-media-timeout=*)
 139                                 LIVE_MEDIA_TIMEOUT="${ARGUMENT#live-media-timeout=}"
 140                                 export LIVE_MEDIA_TIMEOUT
 141                                 ;;
 142
 143                         module=*)
 144                                 MODULE="${ARGUMENT#module=}"
 145                                 export MODULE
 146                                 ;;
 147
 148                         netboot=*)
 149                                 NETBOOT="${ARGUMENT#netboot=}"
 150                                 export NETBOOT
 151                                 ;;
 152
 153                         nfsopts=*)
 154                                 NFSOPTS="${ARGUMENT#nfsopts=}"
 155                                 export NFSOPTS
 156                                 ;;
 157
 158                         nfsoverlay=*)
 159                                 NFS_COW="${ARGUMENT#nfsoverlay=}"
 160                                 export NFS_COW
 161                                 ;;
 162
 163                         nofastboot)
 164                                 NOFASTBOOT="true"
 165                                 export NOFASTBOOT
 166                                 ;;
 167
 168                         nofstab)
 169                                 NOFSTAB="true"
 170                                 export NOFSTAB
 171                                 ;;
 172
 173                         nonetworking)
 174                                 NONETWORKING="true"
 175                                 export NONETWORKING
 176                                 ;;
 177
 178                         ramdisk-size=*)
 179                                 ramdisk_size="${ARGUMENT#ramdisk-size=}"
 180                                 ;;
 181
 182                         persistence)
 183                                 PERSISTENCE="true"
 184                                 export PERSISTENCE
 185                                 ;;
 186
 187                         persistence-encryption=*)
 188                                 PERSISTENCE_ENCRYPTION="${ARGUMENT#*=}"
 189                                 export PERSISTENCE_ENCRYPTION
 190                                 ;;
 191
 192                         persistence-media=*)
 193                                 PERSISTENCE_MEDIA="${ARGUMENT#*=}"
 194                                 export PERSISTENCE_MEDIA
 195                                 ;;
 196                         persistence-method=*)
 197                                 PERSISTENCE_METHOD="${ARGUMENT#*=}"
 198                                 export PERSISTENCE_METHOD
 199                                 ;;
 200
 201                         persistence-path=*)
 202                                 PERSISTENCE_PATH="${ARGUMENT#persistence-path=}"
 203                                 export PERSISTENCE_PATH
 204                                 ;;
 205                         persistence-read-only)
 206                                 PERSISTENCE_READONLY="true"
 207                                 export PERSISTENCE_READONLY
 208                                 ;;
 209
 210                         persistence-storage=*)
 211                                 PERSISTENCE_STORAGE="${ARGUMENT#persistence-storage=}"
 212                                 export PERSISTENCE_STORAGE
 213                                 ;;
 214
 215                         persistence-subtext=*)
 216                                 old_root_overlay_label="${old_root_overlay_label}-${ARGUMENT#persistence-subtext=}"
 217                                 old_home_overlay_label="${old_home_overlay_label}-${ARGUMENT#persistence-subtext=}"
 218                                 custom_overlay_label="${custom_overlay_label}-${ARGUMENT#persistence-subtext=}"
 219                                 root_snapshot_label="${root_snapshot_label}-${ARGUMENT#persistence-subtext=}"
 220                                 old_root_snapshot_label="${root_snapshot_label}-${ARGUMENT#persistence-subtext=}"
 221                                 home_snapshot_label="${home_snapshot_label}-${ARGUMENT#persistence-subtext=}"
 222                                 ;;
 223
 224                         nopersistence)
 225                                 NOPERSISTENCE="true"
 226                                 export NOPERSISTENCE
 227                                 ;;
 228
 229                         noprompt)
 230                                 NOPROMPT="true"
 231                                 export NOPROMPT
 232                                 ;;
 233
 234                         noprompt=*)
 235                                 NOPROMPT="${ARGUMENT#noprompt=}"
 236                                 export NOPROMPT
 237                                 ;;
 238
 239                         quickusbmodules)
 240                                 QUICKUSBMODULES="true"
 241                                 export QUICKUSBMODULES
 242                                 ;;
 243
 244                         showmounts)
 245                                 SHOWMOUNTS="true"
 246                                 export SHOWMOUNTS
 247                                 ;;
 248
 249                         silent)
 250                                 SILENT="true"
 251                                 export SILENT
 252                                 ;;
 253
 254                         todisk=*)
 255                                 TODISK="${ARGUMENT#todisk=}"
 256                                 export TODISK
 257                                 ;;
 258
 259                         toram)
 260                                 TORAM="true"
 261                                 export TORAM
 262                                 ;;
 263
 264                         toram=*)
 265                                 TORAM="true"
 266                                 MODULETORAM="${ARGUMENT#toram=}"
 267                                 export TORAM MODULETORAM
 268                                 ;;
 269
 270                         exposedroot)
 271                                 EXPOSED_ROOT="true"
 272                                 export EXPOSED_ROOT
 273                                 ;;
 274
 275                         plainroot)
 276                                 PLAIN_ROOT="true"
 277                                 export PLAIN_ROOT
 278                                 ;;
 279
 280                         skipunion)
 281                                 SKIP_UNION_MOUNTS="true"
 282                                 export SKIP_UNION_MOUNTS
 283                                 ;;
 284
 285                         root=*)
 286                                 ROOT="${ARGUMENT#root=}"
 287                                 export ROOT
 288                                 ;;
 289
 290                         union=*)
 291                                 UNIONTYPE="${ARGUMENT#union=}"
 292                                 export UNIONTYPE
 293                                 ;;
 294                 esac
 295         done
 296
 297         # sort of compatibility with netboot.h from linux docs
 298         if [ -z "${NETBOOT}" ]
 299         then
 300                 if [ "${ROOT}" = "/dev/nfs" ]
 301                 then
 302                         NETBOOT="nfs"
 303                         export NETBOOT
 304                 elif [ "${ROOT}" = "/dev/cifs" ]
 305                 then
 306                         NETBOOT="cifs"
 307                         export NETBOOT
 308                 fi
 309         fi
 310
 311         if [ -z "${MODULE}" ]
 312         then
 313                 MODULE="filesystem"
 314                 export MODULE
 315         fi
 316
 317         if [ -z "${UNIONTYPE}" ]
 318         then
 319                 UNIONTYPE="aufs"
 320                 export UNIONTYPE
 321         fi
 322
 323         if [ -z "${PERSISTENCE_ENCRYPTION}" ]
 324         then
 325                 PERSISTENCE_ENCRYPTION="none"
 326                 export PERSISTENCE_ENCRYPTION
 327         elif is_in_comma_sep_list luks ${PERSISTENCE_ENCRYPTION}
 328         then
 329                 if ! modprobe dm-crypt
 330                 then
 331                         log_warning_msg "Unable to load module dm-crypt"
 332                         PERSISTENCE_ENCRYPTION=$(echo ${PERSISTENCE_ENCRYPTION} | sed -e 's/\<luks,\|,\?luks$//g')
 333                         export PERSISTENCE_ENCRYPTION
 334                 fi
 335
 336                 if [ ! -x /lib/cryptsetup/askpass ] || [ ! -x /sbin/cryptsetup ]
 337                 then
 338                         log_warning_msg "cryptsetup in unavailable"
 339                         PERSISTENCE_ENCRYPTION=$(echo ${PERSISTENCE_ENCRYPTION} | sed -e 's/\<luks,\|,\?luks$//g')
 340                         export PERSISTENCE_ENCRYPTION
 341                 fi
 342         fi
 343
 344         if [ -z "${PERSISTENCE_METHOD}" ]
 345         then
 346                 PERSISTENCE_METHOD="snapshot,overlay"
 347                 export PERSISTENCE_METHOD
 348         fi
 349
 350         if [ -z "${PERSISTENCE_STORAGE}" ]
 351         then
 352                 PERSISTENCE_STORAGE="filesystem,file"
 353                 export PERSISTENCE_STORAGE
 354         fi
 355 }