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