debian/postinst

   1 #!/bin/sh
   2
   3 # Abort if any command returns an error value
   4 set -e
   5
   6 # This script is called as the last step of the installation of the package.
   7 # All the package's files are in place, dpkg has already done its automatic
   8 # conffile handling, and all the packages we depend of are already fully
   9 # installed and configured.
  10
  11 set_lvm_conf() {
  12     local FORCE="$1"
  13     LVM_CONF_MARKER="# added by pve-manager to avoid scanning"
  14
  15     # keep user changes afterwards provided marker is still there..
  16     if grep -qLF "$LVM_CONF_MARKER" /etc/lvm/lvm.conf && test -z "$FORCE"; then
  17         return 0 # only do these changes once
  18     fi
  19
  20     export LVM_SUPPRESS_FD_WARNINGS=1
  21
  22     OLD_VALUE="$(lvmconfig --typeconfig diff devices/global_filter || true)"
  23     NEW_VALUE='global_filter=["r|/dev/zd.*|","r|/dev/rbd.*|"]'
  24
  25     # update global_filter if:
  26     # it is empty and there is no marker OR exactly the one we set before 8.1.4
  27     if (! grep -qF "$LVM_CONF_MARKER" /etc/lvm/lvm.conf && test -z "$OLD_VALUE")\
  28         || (echo "$OLD_VALUE" | grep -qF '="r|/dev/zd.*|"');
  29     then
  30         SET_FILTER=1
  31         BACKUP=1
  32     # print warning if global_filter is set but not our old/new default
  33     elif test -n "$OLD_VALUE"\
  34         && ! echo "$OLD_VALUE" | grep -qF '="r|/dev/zd.*|"'\
  35         && ! echo "$OLD_VALUE" | grep -qF "$NEW_VALUE";
  36     then
  37         echo "non-default 'global_filter' value '$OLD_VALUE' in /etc/lvm/lvm.conf, not setting '$NEW_VALUE' automatically"
  38         echo "consider adapting your 'global_filter' manually."
  39     fi
  40     # should be the default since bullseye
  41     if lvmconfig --typeconfig full devices/scan_lvs | grep -qv 'scan_lvs=0'; then
  42         SET_SCAN_LVS=1
  43         BACKUP=1
  44     fi
  45     if test -n "$BACKUP"; then
  46         echo "Backing up lvm.conf before setting pve-manager specific settings.."
  47         cp -vb /etc/lvm/lvm.conf /etc/lvm/lvm.conf.bak
  48     fi
  49     if test -n "$SET_FILTER"; then
  50         echo "Setting 'global_filter' in /etc/lvm/lvm.conf to prevent zvols and rbds from being scanned:"
  51         echo "$OLD_VALUE => $NEW_VALUE"
  52         if test -n "$OLD_VALUE"; then
  53             sed -i -e "s/$LVM_CONF_MARKER ZFS zvols/$LVM_CONF_MARKER ZFS zvols and Ceph rbds/" /etc/lvm/lvm.conf
  54             sed -i -e "s!^\([[:space:]]*\)\(global_filter[[:space:]]*=.*\)\$!\1# \2\n\1$NEW_VALUE!" /etc/lvm/lvm.conf
  55         else
  56             cat >> /etc/lvm/lvm.conf <<EOF
  57 devices {
  58      $LVM_CONF_MARKER ZFS zvols and Ceph rbds
  59      $NEW_VALUE
  60 }
  61 EOF
  62         fi
  63     fi
  64     if test -n "$SET_SCAN_LVS"; then
  65         echo "Adding scan_lvs=0 setting to /etc/lvm/lvm.conf to prevent LVs from being scanned."
  66         # comment out existing setting
  67         sed -i -e 's/^\([[:space:]]*scan_lvs[[:space:]]*=\)/#\1/' /etc/lvm/lvm.conf
  68         # add new section with our setting
  69         cat >> /etc/lvm/lvm.conf <<EOF
  70 devices {
  71      $LVM_CONF_MARKER LVM volumes
  72      scan_lvs=0
  73  }
  74 EOF
  75     fi
  76
  77     if ! lvmconfig --validate; then
  78         echo "Invalid LVM config detected - restoring from /etc/lvm/lvm.conf.bak"
  79         mv /etc/lvm/lvm.conf.bak /etc/lvm/lvm.conf
  80     fi
  81 }
  82
  83 migrate_apt_auth_conf() {
  84     output=""
  85     removed=""
  86     match=0
  87
  88     while read -r l; do
  89         if echo "$l" | grep -q "^machine enterprise.proxmox.com/debian/pve"; then
  90             match=1
  91         elif echo "$l" | grep -q "machine"; then
  92             match=0
  93         fi
  94
  95         if test "$match" = "1"; then
  96             removed="$removed\n$l"
  97         else
  98             output="$output\n$l"
  99         fi
 100     done < /etc/apt/auth.conf
 101
 102     if test -n "$removed"; then
 103         if test ! -e /etc/apt/auth.conf.d/pve.conf; then
 104             echo "Migrating APT auth config for enterprise.proxmox.com to /etc/apt/auth.conf.d/pve.conf .."
 105             echo "$removed" > /etc/apt/auth.conf.d/pve.conf
 106         else
 107             echo "Removing stale APT auth config from /etc/apt/auth.conf"
 108         fi
 109         echo "$output" > /etc/apt/auth.conf
 110     fi
 111 }
 112
 113 case "$1" in
 114   triggered)
 115     # We don't print a status message here, as dpkg already said
 116     # "Processing triggers for ...".
 117
 118     # test if /etc/pve is mounted; else simple exit to avoid
 119     # error during updates
 120     test -f /etc/pve/local/pve-ssl.pem || exit 0;
 121     test -e /proxmox_install_mode && exit 0;
 122
 123     # the ExecStartPre doesn't triggers on service reload, so just in case
 124     pvecm updatecerts --silent || true
 125
 126     deb-systemd-invoke reload-or-try-restart pvedaemon.service
 127     deb-systemd-invoke reload-or-try-restart pvestatd.service
 128     deb-systemd-invoke reload-or-try-restart pveproxy.service
 129     deb-systemd-invoke reload-or-try-restart spiceproxy.service
 130     deb-systemd-invoke reload-or-try-restart pvescheduler.service
 131
 132     exit 0;;
 133
 134   configure)
 135     # Configure this package.  If the package must prompt the user for
 136     # information, do it here.
 137
 138     mkdir /etc/pve 2>/dev/null || true
 139
 140     if test ! -e /var/lib/pve-manager/apl-info/download.proxmox.com; then
 141         mkdir -p /var/lib/pve-manager/apl-info
 142         cp /usr/share/doc/pve-manager/aplinfo.dat /var/lib/pve-manager/apl-info/download.proxmox.com
 143         pveam update || true
 144     fi
 145
 146     # Always try to clean old entry, even when proxmox-mail-forward entry is already present.
 147     # This ensures it will still be cleaned after an upgrade following a downgrade.
 148     if test -f /root/.forward; then
 149         sed -i '\!|/usr/bin/pvemailforward!d' /root/.forward
 150     fi
 151
 152     if ! test -f /root/.forward || ! grep -q '|/usr/bin/proxmox-mail-forward' /root/.forward; then
 153         echo '|/usr/bin/proxmox-mail-forward' >>/root/.forward
 154     fi
 155
 156     systemctl --system daemon-reload >/dev/null || true
 157
 158     # same as dh_systemd_enable (code copied)
 159
 160     UNITS="pvedaemon.service pveproxy.service spiceproxy.service pvestatd.service pvebanner.service pvescheduler.service pve-daily-update.timer"
 161     NO_RESTART_UNITS="pvenetcommit.service pve-guests.service"
 162
 163     for unit in ${UNITS} ${NO_RESTART_UNITS}; do
 164         deb-systemd-helper unmask "$unit" >/dev/null || true
 165
 166         # was-enabled defaults to true, so new installations run enable.
 167         if deb-systemd-helper --quiet was-enabled "$unit"; then
 168             # Enables the unit on first installation, creates new
 169             # symlinks on upgrades if the unit file has changed.
 170             deb-systemd-helper enable "$unit" >/dev/null || true
 171         else
 172             # Update the statefile to add new symlinks (if any), which need to be
 173             # cleaned up on purge. Also remove old symlinks.
 174             deb-systemd-helper update-state "$unit" >/dev/null || true
 175         fi
 176     done
 177
 178     # FIXME: remove after beta is over and add hunk to actively remove the repo
 179     BETA_SOURCES="/etc/apt/sources.list.d/pvetest-for-beta.list"
 180     if test -f "$BETA_SOURCES" && dpkg --compare-versions "$2" 'lt' '8.0.2' && dpkg --compare-versions "$2" 'gt' '8.0~'; then
 181         echo "Removing the during beta added pvetest repository file again"
 182         rm -v "$BETA_SOURCES" || true
 183     fi
 184
 185     if test ! -e /proxmox_install_mode && test -n "$2" && dpkg --compare-versions "$2" 'lt' '8.1.4~'; then
 186         if test -e /etc/lvm/lvm.conf ; then
 187             set_lvm_conf 1
 188         fi
 189     fi
 190
 191     set_lvm_conf
 192
 193     if test ! -e /proxmox_install_mode; then
 194         # modeled after code generated by dh_start
 195         for unit in ${UNITS}; do
 196             if test -n "$2"; then
 197                 dh_action="reload-or-restart";
 198             else
 199                 dh_action="start"
 200             fi
 201             if systemctl -q is-enabled "$unit"; then
 202                 deb-systemd-invoke $dh_action "$unit"
 203             fi
 204         done
 205     fi
 206
 207     if test ! -e /proxmox_install_mode && test -n "$2" && dpkg --compare-versions "$2" 'lt' '7.2-11~'; then
 208         if test -e /etc/apt/auth.conf ; then
 209             migrate_apt_auth_conf
 210         fi
 211     fi
 212     ;;
 213
 214   abort-upgrade|abort-remove|abort-deconfigure)
 215     ;;
 216
 217   *) echo "$0: didn't understand being called with \`$1'" 1>&2
 218      exit 0;;
 219 esac
 220
 221 exit 0