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#!/bin/sh set -e # Remove a no-longer used conffile rm_conffile() { local PKGNAME="$1" local CONFFILE="$2" [ -e "$CONFFILE" ] || return 0 local md5sum="$(md5sum $CONFFILE | sed -e 's/ .*//')" local old_md5sum="$(dpkg-query -W -f='${Conffiles}' $PKGNAME | \ sed -n -e "\' $CONFFILE ' { s/ obsolete$//; s/.* //; p }")" if [ "$md5sum" != "$old_md5sum" ]; then echo "Obsolete conffile $CONFFILE has been modified by you." echo "Saving as $CONFFILE.dpkg-bak ..." mv -f "$CONFFILE" "$CONFFILE".dpkg-bak else echo "Removing obsolete conffile $CONFFILE ..." rm -f "$CONFFILE" fi } # move_sem(src,targets) # rename sem/* items named $src to $targets # (with hard links if more than one) move_sem() { local src=$1 f="" targ="" freqid="" dir=/var/lib/cloud/sem shift # link the remaining targets to src, if it exists for f in "${dir}/${src}."*; do # if there were no src entries, nothing to do [ -f "${f}" ] || return 0 freqid=${f#${dir}/${src}.} # 'i-abcdefg' or 'always' for targ in "$@"; do [ -e "${dir}/${targ}.${freqid}" ] && continue ln -f "${f}" "${dir}/${targ}.${freqid}" done rm "${f}" done return 0 } fix_ephemeral0_micro() { # make ephemeral0 entries in /etc/fstab written by cloudconfig # 'nobootwait', so they do not block subsequent boots (LP: #634102) local out="" oldver=$1 dev="" adop="nobootwait" local s="[[:space:]]" ns="[^[:space:]]" # space and "not space" local remain="${s}\+.*" first4="" for dev in /dev/sda2 /dev/sdb; do first4="${dev}$s\+$ns\+$s\+$ns\+$s\+$ns\+" out=$(awk '$1 == dev && $4 ~ /cloudconfig/ && $4 !~ op { print $1 ; }' \ dev="${dev}" "op=${adop}" /etc/fstab) || return 0 [ -n "${out}" ] || continue echo "making ephemeral ${dev} in /etc/fstab ${adop} (LP: #634102)" 1>&2 sed -i "s|^$${first4}$$${remain}$|\1,${adop}\2|" /etc/fstab done } convert_varlib_05x_06x() { local url="http://169.254.169.254/2009-04-04/meta-data/instance-id" local tout="--connect-timeout .5 --read-timeout .5" local iid="" f="" uptime="" bn="" iid=$(wget "${url}" ${tout} --tries 1 -O - 2>/dev/null) || iid="" [ -n "${iid}" -a -d /var/lib/cloud ] || return 0 cd /var/lib/cloud mkdir -p "instances/${iid}" "instances/${iid}/sem" [ -e instance ] || ln -sf "instances/${iid}" instance for f in data/*; do [ -f "$f" ] || continue case "${f#*/}" in user-data.txt.i|user-data.txt|cloud-config.txt) mv "${f}" instance/ ;; esac done [ -f data/cache/obj.pkl ] && mv data/cache/obj.pkl instance/ for f in sem/*.${iid}; do [ -f "${f}" ] || continue bn=${f#*/}; bn=${bn%.${iid}} case "${bn}" in set_defaults) mv "${f}" "instance/sem/config-locale";; set_hostname) mv "${f}" "instance/sem/config-set_hostname";; *) mv "${f}" "instance/sem/${bn}";; esac done [ ! -f sem/update_hostname.always ] || mv sem/update_hostname.always sem/config-update_hostname.always rmdir data/cache 2>/dev/null || : rm -f data/available.build mkdir -p instance/scripts if [ -d data/scripts ]; then mv data/scripts/* instance/scripts || : rmdir data/scripts || : fi [ -d data/scripts/* ] && mv data/scripts instance/ [ ! -e instance/boot-finished ] && [ -f /proc/uptime ] && read uptime other </proc/uptime && echo "${uptime}" > instance/boot-finished || : return 0 } azure_apply_new_instance_id_1506187() { # With LP: #1506187, the Azure instance ID detection method was changed # to use the DMI data. In order to prevent existing instances from thinking # they are new instances, the instance ID needs to be updated here. if grep DataSourceAzure /var/lib/cloud/instance/datasource > /dev/null 2>&1; then product_id_f="/sys/devices/virtual/dmi/id/product_uuid" instance_id_f="/var/lib/cloud/data/instance-id" if [ ! -e "${product_id_f}" -o ! -e "${instance_id_f}" ]; then return 0 fi # Get the current instance ID's (new and old) new_instance_id="$(cat ${product_id_f})" old_instance_id="$(cat ${instance_id_f})" if [ "${new_instance_id}" = "${old_instance_id}" ]; then # this may have been applied for a prior version, i.e. upgrading # from 14.04 to 16.04 return 0 elif [ -z "${new_instance_id}" -o -z "${old_instance_id}" ]; then cat <<EOM WARNING: Failed to migrate old instance ID to new instance ID. Cloud-init may detect this instance as a new instance upon reboot. Please see: https://bugs.launchpad.net/bug/1506187 EOM elif [ "${new_instance_id}" != "${old_instance_id}" ]; then cat <<EOM AZURE: this instance uses an unstable instance ID. Cloud-init will migrate the instance ID from: ${old_instance_id} to: ${new_instance_id} For more information about this change, please see: https://bugs.launchpad.net/bug/1506187 https://azure.microsoft.com/en-us/blog/accessing-and-using-azure-vm-unique-id EOM # Write the new instance id echo "${new_instance_id}" > /var/lib/cloud/data/instance-id # Remove the symlink for the instance rm /var/lib/cloud/instance # Rename the old instance id to the new one mv /var/lib/cloud/instances/${old_instance_id} \ /var/lib/cloud/instances/${new_instance_id} # Link the old id to the new one, just incase ln -s /var/lib/cloud/instances/${new_instance_id} \ /var/lib/cloud/instances/${old_instance_id} # Make the active instance the new id ln -s /var/lib/cloud/instances/${new_instance_id} \ /var/lib/cloud/instance fi fi } cleanup_lp1552999() { local oldver="$1" last_bad_ver="0.7.7~bzr1178" dpkg --compare-versions "$oldver" le "$last_bad_ver" || return 0 local hdir="/var/lib/systemd/deb-systemd-helper-enabled" hdir="$hdir/multi-user.target.wants" local edir="/etc/systemd/system/multi-user.target.wants" rm -f "$hdir/cloud-config.service" "$hdir/cloud-final.service" \ "$hdir/cloud-init-local.service" "$hdir/cloud-init.service" } cleanup_oci_network_lp1956788() { # Remove vestigial /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg # from Oracle now that datasource honors system cfg above datasource cfg. grep DataSourceOracle /var/lib/cloud/instance/datasource > /dev/null 2>&1 || return 0 rm -f /etc/cloud/cloud.cfg.d/99-disable-network-config.cfg } case "$1" in install|upgrade) if dpkg --compare-versions "$2" le "0.5.11-0ubuntu1"; then # rename the config entries in sem/ so they're not run again # transition names in 0.5.11 had only short name (no config- prefix) # so create config- entries for each for name in apt-update-upgrade disable-ec2-metadata mounts \ puppet runcmd ssh updates-check; do move_sem ${name} config-${name} done # 0.5.11 split 'config-misc' into 'updates-check' and 'runcmd' move_sem config-misc config-updates-check config-runcmd fi if dpkg --compare-versions "$2" le "0.5.14-0ubuntu5"; then fix_ephemeral0_micro fi if dpkg --compare-versions "$2" le 0.6.0-0ubuntu1; then # convert /var/lib/cloud from 0.5.x layout to 0.6.x convert_varlib_05x_06x fi # 0.6.0 changed 'user-scripts' to config-scripts-user (LP: #1049146) if [ -e /var/lib/cloud/instance/sem/user-scripts ]; then ln -sf user-scripts /var/lib/cloud/instance/sem/config-scripts-user fi # 0.7.7-bzr1556 introduced new instance ID source for Azure if dpkg --compare-versions "$2" le "0.7.7~bzr1556-0ubuntu1"; then azure_apply_new_instance_id_1506187 fi d=/etc/cloud/ if [ -f "$d/distro.cfg" ] && [ ! -f "$d/cloud.cfg.d/90_dpkg.cfg" ]; then echo "moving $d/distro.cfg -> $d/cloud.cfg.d/90_dpkg.cfg" [ -d "${d}/cloud.cfg.d" ] || mkdir "${d}/cloud.cfg.d" mv "$d/distro.cfg" "$d/cloud.cfg.d/90_dpkg.cfg" fi cleanup_lp1552999 "$oldver" cleanup_oci_network_lp1956788 esac # Automatically added by dh_installdeb/13.14.1ubuntu5 dpkg-maintscript-helper rm_conffile /etc/init/cloud-config.conf 0.7.9-243-ge74d775-0ubuntu2\~ -- "$@" dpkg-maintscript-helper rm_conffile /etc/init/cloud-final.conf 0.7.9-243-ge74d775-0ubuntu2\~ -- "$@" dpkg-maintscript-helper rm_conffile /etc/init/cloud-init-blocknet.conf 0.7.9-243-ge74d775-0ubuntu2\~ -- "$@" dpkg-maintscript-helper rm_conffile /etc/init/cloud-init-container.conf 0.7.9-243-ge74d775-0ubuntu2\~ -- "$@" dpkg-maintscript-helper rm_conffile /etc/init/cloud-init-local.conf 0.7.9-243-ge74d775-0ubuntu2\~ -- "$@" dpkg-maintscript-helper rm_conffile /etc/init/cloud-init-nonet.conf 0.7.9-243-ge74d775-0ubuntu2\~ -- "$@" dpkg-maintscript-helper rm_conffile /etc/init/cloud-init.conf 0.7.9-243-ge74d775-0ubuntu2\~ -- "$@" dpkg-maintscript-helper rm_conffile /etc/init/cloud-log-shutdown.conf 0.7.9-243-ge74d775-0ubuntu2\~ -- "$@" dpkg-maintscript-helper rm_conffile /etc/NetworkManager/dispatcher.d/hook-network-manager 23.3\~4ga31370af-0ubuntu1\~ -- "$@" dpkg-maintscript-helper rm_conffile /etc/cloud/clean.d/README 24.1\~4\~ -- "$@" # End automatically added section