modules.d/99base/module-setup.sh

   1 #!/bin/bash
   2
   3 # called by dracut
   4 check() {
   5     return 0
   6 }
   7
   8 # called by dracut
   9 depends() {
  10     echo udev-rules
  11     return 0
  12 }
  13
  14 # called by dracut
  15 install() {
  16     local _d
  17
  18     inst_multiple mount mknod mkdir sleep chroot chown \
  19         sed ls flock cp mv dmesg rm ln rmmod mkfifo umount readlink setsid \
  20         modprobe
  21
  22     inst_multiple -o findmnt less kmod
  23
  24     if [ ! -e "${initdir}/bin/sh" ]; then
  25         inst_multiple bash
  26         (ln -s bash "${initdir}/bin/sh" || :)
  27     fi
  28
  29     # add common users in /etc/passwd, it will be used by nfs/ssh currently
  30     # use password for hostonly images to facilitate secure sulogin in emergency console
  31     [[ $hostonly ]] && pwshadow='x'
  32     grep '^root:' "$initdir/etc/passwd" 2>/dev/null || echo  "root:$pwshadow:0:0::/root:/bin/sh" >> "$initdir/etc/passwd"
  33     grep '^nobody:' $dracutsysrootdir/etc/passwd >> "$initdir/etc/passwd"
  34
  35     [[ $hostonly ]] && grep '^root:' $dracutsysrootdir/etc/shadow >> "$initdir/etc/shadow"
  36
  37     # install our scripts and hooks
  38     inst_script "$moddir/init.sh" "/init"
  39     inst_script "$moddir/initqueue.sh" "/sbin/initqueue"
  40     inst_script "$moddir/loginit.sh" "/sbin/loginit"
  41     inst_script "$moddir/rdsosreport.sh" "/sbin/rdsosreport"
  42     inst_script "$moddir/memtrace-ko.sh" "/sbin/tracekomem"
  43
  44     [ -e "${initdir}/lib" ] || mkdir -m 0755 -p ${initdir}/lib
  45     mkdir -m 0755 -p ${initdir}/lib/dracut
  46     mkdir -m 0755 -p ${initdir}/lib/dracut/hooks
  47
  48     mkdir -p ${initdir}/tmp
  49
  50     inst_simple "$moddir/dracut-lib.sh" "/lib/dracut-lib.sh"
  51     mkdir -p "${initdir}/var"
  52
  53     if ! dracut_module_included "systemd"; then
  54         inst_multiple switch_root || dfatal "Failed to install switch_root"
  55         inst_hook cmdline 10 "$moddir/parse-root-opts.sh"
  56         inst_multiple -o $systemdutildir/systemd-timestamp
  57     fi
  58
  59     if [[ $realinitpath ]]; then
  60         for i in $realinitpath; do
  61             echo "rd.distroinit=$i"
  62         done > "${initdir}/etc/cmdline.d/distroinit.conf"
  63     fi
  64
  65     ln -fs /proc/self/mounts "$initdir/etc/mtab"
  66     if [[ $ro_mnt = yes ]]; then
  67         echo ro >> "${initdir}/etc/cmdline.d/base.conf"
  68     fi
  69
  70     [ -e "${initdir}/usr/lib" ] || mkdir -m 0755 -p ${initdir}/usr/lib
  71
  72     local VERSION=""
  73     local PRETTY_NAME=""
  74     # Derive an os-release file from the host, if it exists
  75     if [ -e $dracutsysrootdir/etc/os-release ]; then
  76         . $dracutsysrootdir/etc/os-release
  77         grep -hE -ve '^VERSION=' -ve '^PRETTY_NAME' $dracutsysrootdir/etc/os-release >${initdir}/usr/lib/initrd-release
  78         [[ -n ${VERSION} ]] && VERSION+=" "
  79         [[ -n ${PRETTY_NAME} ]] && PRETTY_NAME+=" "
  80     else
  81         # Fall back to synthesizing one, since dracut is presently used
  82         # on non-systemd systems as well.
  83         {
  84             echo NAME=dracut
  85             echo ID=dracut
  86             echo VERSION_ID=\"$DRACUT_VERSION\"
  87             echo ANSI_COLOR='"0;34"'
  88         } >${initdir}/usr/lib/initrd-release
  89     fi
  90     VERSION+="dracut-$DRACUT_VERSION"
  91     PRETTY_NAME+="dracut-$DRACUT_VERSION (Initramfs)"
  92     {
  93         echo VERSION=\"$VERSION\"
  94         echo PRETTY_NAME=\"$PRETTY_NAME\"
  95         # This addition is relatively new, intended to allow software
  96         # to easily detect the dracut version if need be without
  97         # having it mixed in with the real underlying OS version.
  98         echo DRACUT_VERSION=\"${DRACUT_VERSION}\"
  99     } >> $initdir/usr/lib/initrd-release
 100     echo dracut-$DRACUT_VERSION > $initdir/lib/dracut/dracut-$DRACUT_VERSION
 101     ln -sf ../usr/lib/initrd-release $initdir/etc/initrd-release
 102     ln -sf initrd-release $initdir/usr/lib/os-release
 103     ln -sf initrd-release $initdir/etc/os-release
 104
 105     ## save host_devs which we need bring up
 106     if [[ $hostonly_cmdline == "yes" ]]; then
 107         if [[ -n "${host_devs[@]}" ]]; then
 108             dracut_need_initqueue
 109         fi
 110         if [[ -f "$initdir/lib/dracut/need-initqueue" ]] || ! dracut_module_included "systemd"; then
 111             (
 112                 if dracut_module_included "systemd"; then
 113                     DRACUT_SYSTEMD=1
 114                 fi
 115                 PREFIX="$initdir"
 116
 117                 . "$moddir/dracut-lib.sh"
 118
 119                 for _dev in "${host_devs[@]}"; do
 120                     for _dev2 in "${root_devs[@]}"; do
 121                         [[ "$_dev" == "$_dev2" ]] && continue 2
 122                     done
 123
 124                     # We only actually wait for real devs - swap is only needed
 125                     # for resume and udev rules generated when parsing resume=
 126                     # argument take care of the waiting for us
 127                     for _dev2 in "${swap_devs[@]}"; do
 128                       [[ "$_dev" == "$_dev2" ]] && continue 2
 129                     done
 130
 131                     _pdev=$(get_persistent_dev $_dev)
 132
 133                     case "$_pdev" in
 134                         /dev/?*) wait_for_dev $_pdev;;
 135                         *) ;;
 136                     esac
 137                 done
 138             )
 139         fi
 140     fi
 141 }