debian/openafs-client.postinst

   1 #! /bin/sh
   2
   3 set -e
   4
   5 # Load debconf.
   6 . /usr/share/debconf/confmodule
   7 db_version 2.0
   8
   9 # Create the standard AFS mount point if it doesn't exist.
  10 test -d /afs || mkdir /afs
  11
  12 # Configure alternatives for pagsh and klog.
  13 update-alternatives --install /usr/bin/pagsh pagsh \
  14     /usr/bin/pagsh.openafs 100  \
  15     --slave /usr/share/man/man1/pagsh.1.gz pagsh.1.gz \
  16     /usr/share/man/man1/pagsh.openafs.1.gz
  17
  18 # Set the local cell.  If ThisCell already exists, the config script will have
  19 # set the debconf database parameter accordingly.
  20 db_get openafs-client/thiscell
  21 THISCELL="$RET"
  22 if [ -n "$THISCELL" ] ; then
  23     echo "$THISCELL" > /etc/openafs/ThisCell
  24 fi
  25
  26 # On initial installation, or when afsdb is not configured, ensure that we
  27 # have a CellServDB file.
  28 db_get openafs-client/afsdb
  29 afsdb="$RET"
  30 if [ "$afsdb" = 'false' ] || { [ "$1" = 'configure' ] && [ -z "$2" ] ; } ; then
  31     if [ ! -f /etc/openafs/CellServDB ] ; then
  32         cp /usr/share/openafs/CellServDB /etc/openafs
  33     fi
  34 fi
  35
  36 # If ThisCell is not in CellServDB and the user is not using afsdb, we want to
  37 # prompt the user for the VLDB servers.  Unfortunately, we can't do this in
  38 # config because we need the CellServDB file, which is part of the package.
  39 havecell=
  40 if [ -n "$THISCELL" ] ; then
  41     if grep -qF "$THISCELL" /etc/openafs/CellServDB 2>/dev/null ; then
  42         havecell=true
  43     fi
  44 fi
  45 if [ "$afsdb" = 'false' ] && [ -z "$havecell" ] ; then
  46     db_input critical openafs-client/cell-info || true
  47     db_input high openafs-client/run-client || true
  48     db_go
  49     db_get openafs-client/cell-info
  50     if [ "x$RET" != "x" ] ; then
  51         echo ">$THISCELL" > /etc/openafs/CellServDB.new
  52         perl -MSocket -e 'foreach (@ARGV) {' \
  53             -e '@a=gethostbyname($_) and ' \
  54             -e 'printf("%s\t\t# %s\n",inet_ntoa($a[4]),$a[0]) }' $RET \
  55                 >>/etc/openafs/CellServDB.new
  56         if [ `wc -l </etc/openafs/CellServDB.new` -eq 1 ] ; then
  57             echo 'None of the hostnames resolved to an address' 2>&1
  58             db_reset openafs-client/cell-info || true
  59             rm /etc/openafs/CellServDB.new
  60         else
  61             cat /etc/openafs/CellServDB.new /etc/openafs/CellServDB \
  62                 > /etc/openafs/CellServDB.tmp
  63             mv /etc/openafs/CellServDB.tmp /etc/openafs/CellServDB
  64             rm /etc/openafs/CellServDB.new
  65         fi
  66     fi
  67 fi
  68
  69 # Our config script will have already taken care of extracting the cache size
  70 # from the cacheinfo file and using it as the default for the debconf prompt,
  71 # but the mount point and cache directory have no debconf prompts.  For those,
  72 # we need to get the default from the file.
  73 mountpoint=/afs
  74 cachedir=/var/cache/openafs
  75 if [ -r /etc/openafs/cacheinfo ] ; then
  76     IFS=: read mountpoint cachedir cachesize < /etc/openafs/cacheinfo
  77 fi
  78 db_get openafs-client/cachesize
  79 echo "${mountpoint}:${cachedir}:${RET}" > /etc/openafs/cacheinfo
  80
  81 # Create the /etc/openafs/afs.conf.client configuration file, which stores
  82 # most of the debconf results.
  83 echo <<'EOF' > /etc/openafs/afs.conf.client
  84 # This file is managed by debconf.  You may change the parameters set below,
  85 # but any additional lines or comments will be lost when the package is
  86 # upgraded or reconfigured.  Local modifications other than setting the
  87 # following parameters should be made in /etc/openafs/afs.conf instead.
  88
  89 EOF
  90 db_get openafs-client/run-client
  91 echo AFS_CLIENT="$RET" > /etc/openafs/afs.conf.client
  92 echo AFS_AFSDB="$afsdb" >> /etc/openafs/afs.conf.client
  93 db_get openafs-client/crypt
  94 echo AFS_CRYPT="$RET" >> /etc/openafs/afs.conf.client
  95 db_get openafs-client/dynroot
  96 echo AFS_DYNROOT="$RET" >> /etc/openafs/afs.conf.client
  97 db_get openafs-client/fakestat
  98 echo AFS_FAKESTAT="$RET" >> /etc/openafs/afs.conf.client
  99
 100 # Prepopulate the systemd EnvironmentFile
 101 /usr/share/openafs/openafs-client-precheck
 102
 103 #DEBHELPER#
 104
 105 exit 0