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Viewing changes to debian/maas-cluster-controller.postinst

  • Committer: Tarmac
  • Author(s): Jeroen Vermeulen
  • Date: 2012-12-12 12:48:37 UTC
  • mfrom: (149.1.1 q-pkg-bug-1086239)
  • Revision ID: tarmac-20121212124837-95rzvgiiawe78vad
[r=rvb][bug=1086239][author=jtv] Backport packaging r156: Duplicate CLUSTER_UUID into maas_cluster.conf.

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debian/maas-cluster-controller.postinst
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        ln -sf /var/lib/maas/ephemeral/tgt.conf /etc/tgt/conf.d/maas.conf
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}
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extract_cluster_uuid(){
 
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    # Extract ClUSTER_UUID setting from config file $1.  This will work
 
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    # both the cluster celery config (which is python) and the cluster
 
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    # config (which is shell).
 
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    local config_file="$1"
 
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    grep "^CLUSTER_UUID *= *[\"'][^\"']*[\"']" $config_file |
 
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        sed -e "s/^CLUSTER_UUID *= *\"\([^\"']*\)\".*/\1/"
 
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}
 
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configure_cluster_uuid(){
 
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    # The cluster uuid goes into maas_cluster.conf, but we also still
 
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    # keep a copy in maas_local_celeryconfig_cluster.py (hopefully just
 
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    # temporarily).  If an old uuid is configured, we replicate that to
 
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    # maas_cluster.conf; otherwise, we want to generate one.
 
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    local uuid
 
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    if [ -n "$(extract_cluster_uuid /etc/maas/maas_cluster.conf)" ]; then
 
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        # UUID is already set up.  Wonderful.
 
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        return
 
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    fi
 
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    # Look for a UUID stored in the old location.
 
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    uuid="$(extract_cluster_uuid /etc/maas/maas_local_celeryconfig_cluster.py)"
 
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    if [ -z "$uuid" ]; then
 
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        # No UUID at all yet.  Generate one, and insert it into its
 
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        # placeholder in the old config location.
 
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        uuid="$(uuidgen)"
 
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        sed -i "s|^CLUSTER_UUID = None$|CLUSTER_UUID = '$uuid'|" \
 
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            /etc/maas/maas_local_celeryconfig_cluster.py
 
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    fi
 
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    # Either way, at this point we have a uuid, and it is configured in
 
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    # the old config location.
 
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    #
 
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    # Write it to maas_cluster.conf as well.  There is no initial
 
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    # placeholder in this file, so just append the setting.
 
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    echo "CLUSTER_UUID=\"$uuid\"" >>/etc/maas/maas_cluster.conf
 
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}
 
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if [ "$1" = "configure" ] && [ -z "$2" ]; then
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    # logging
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    create_log_dir
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    chown root:maas /etc/maas/maas_local_celeryconfig_cluster.py
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    chmod 0640 /etc/maas/maas_local_celeryconfig_cluster.py
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    # Generate cluster UUID.
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    if grep -qs "^CLUSTER_UUID\ \= None$" /etc/maas/maas_local_celeryconfig_cluster.py; then
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        uuid="$(uuidgen)"
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        sed -i "s|^CLUSTER_UUID\ \= None$|CLUSTER_UUID = '"$uuid"'|" \
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                       /etc/maas/maas_local_celeryconfig_cluster.py
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    fi
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    configure_maas_tgt
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fi
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    fi
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fi
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if [ "$1" = "configure" ]; then
 
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    configure_cluster_uuid
 
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fi
 
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#DEBHELPER#
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exit 0