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  • Committer: Adam Gandelman
  • Date: 2012-10-25 15:55:14 UTC
  • mfrom: (36.1.17 nova-compute)
  • Revision ID: adamg@canonical.com-20121025155514-rchue8w4az6tpouu
Add ceph integration, upgrade support, common code.

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hooks/lib/nova/essex
 
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#!/bin/bash -e
 
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# Essex-specific functions
 
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nova_set_or_update() {
 
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  # Set a config option in nova.conf or api-paste.ini, depending
 
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  # Defaults to updating nova.conf
 
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  local key=$1
 
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  local value=$2
 
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  local conf_file=$3
 
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  local pattern=""
 
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  local nova_conf=${NOVA_CONF:-/etc/nova/nova.conf}
 
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  local api_conf=${API_CONF:-/etc/nova/api-paste.ini}
 
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  [[ -z $key ]] && juju-log "$CHARM set_or_update: value $value missing key" && exit 1
 
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  [[ -z $value ]] && juju-log "$CHARM set_or_update: key $key missing value" && exit 1
 
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  [[ -z "$conf_file" ]] && conf_file=$nova_conf
 
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  case "$conf_file" in
 
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    "$nova_conf") match="\-\-$key="
 
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                  pattern="--$key="
 
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                  out=$pattern
 
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                  ;;
 
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    "$api_conf") match="^$key = "
 
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                 pattern="$match"
 
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                 out="$key = "
 
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                 ;;
 
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    *) error_out "ERROR: set_or_update: Invalid conf_file ($conf_file)"
 
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  esac
 
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  cat $conf_file | grep "$match$value" >/dev/null &&
 
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    juju-log "$CHARM: $key=$value already in set in $conf_file" \
 
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      && return 0
 
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  if cat $conf_file | grep "$match" >/dev/null ; then
 
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    juju-log "$CHARM: Updating $conf_file, $key=$value"
 
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    sed -i "s|\($pattern\).*|\1$value|" $conf_file
 
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  else
 
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    juju-log "$CHARM: Setting new option $key=$value in $conf_file"
 
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    echo "$out$value" >>$conf_file
 
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  fi
 
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}