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  • Committer: Package Import Robot
  • Author(s): Alexander Chernyakhovsky
  • Date: 2012-01-11 19:37:34 UTC
  • mfrom: (0.5.3) (0.1.162 precise)
  • Revision ID: package-import@ubuntu.com-20120111193734-89083z97py39gj05
Tags: 5.2-1
* Syncing from Ubuntu. Remaining changes:
  - Switch to dh short syntax
  - Added a substvar ${perl:Depends} dependency into debian/control

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usr/lib/byobu/ec2_cost
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}
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__ec2_cost() {
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        local zone type file_to_stat cpu mem rate hours tx_gb rx_gb network_cost uptime_cost total_cost interface
 
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        local zone type file_to_stat cpu mem rate hours tx_gb rx_gb network_cost uptime_cost total_cost interface cache="$BYOBU_RUN_DIR/cache.$BYOBU_BACKEND/ec2_cost"
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        # Try to use metadata service
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        if metadata_available; then
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                zone=$(wget -q -O - http://169.254.169.254/latest/meta-data/placement/availability-zone)
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                if [ ! -r "$BYOBU_PREFIX/share/$PKG/ec2/rates.${zone%?}" ]; then
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                        zone="us-east-1d"
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                fi
 
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                [ -s "$cache.zone" ] || wget -q -O "$cache.zone" http://169.254.169.254/latest/meta-data/placement/availability-zone 2>/dev/null &
 
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                sleep 0.02
 
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                [ -s "$cache.zone" ] && read zone < "$cache.zone"
 
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                [ -r "$BYOBU_PREFIX/share/$PKG/ec2/rates.${zone%?}" ] || zone="us-east-1d"
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                . "$BYOBU_PREFIX/share/$PKG/ec2/rates.${zone%?}"
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                type=$(wget -q -O - http://169.254.169.254/latest/meta-data/instance-type | $SED -e "s/\./_/g")
 
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                [ -s "$cache.type" ] || wget -q -O "$cache.type" http://169.254.169.254/latest/meta-data/instance-type 2>/dev/null &
 
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                sleep 0.02
 
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                [ -s "$cache.type" ] && type=$($SED -e "s/\./_/g" "$cache.type")
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                eval rate="\$$type"
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                file_to_stat="$BYOBU_RUN_DIR/cache.$BYOBU_BACKEND/ec2_cost.instance_type"
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                [ -f "$file_to_stat" ] || wget -q -O "$file_to_stat" http://169.254.169.254/latest/meta-data/instance-type
 
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                file_to_stat="$cache.type"
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        fi
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        if [ -z "$rate" ]; then
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                . "$BYOBU_PREFIX/share/$PKG/ec2/rates."*
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        hours=$(((`date +%s` - `stat --printf %Y $file_to_stat`) / 60 / 60 + 1))
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        # Auto detect network interface
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        interface=`tail -n1 /proc/net/route  | awk '{print $1}'`
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        ifconfig_out=`LC_ALL=C /sbin/ifconfig "$interface"`
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        # Calculate bandwidth cost
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        tx_gb=${ifconfig_out#*RX bytes:}
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        tx_gb=$(echo ${tx_gb%% *} | awk '{ printf "%f", $1 / 1024 / 1024 / 1024 }')
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        rx_gb=${ifconfig_out#*TX bytes:}
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        rx_gb=$(echo ${rx_gb%% *} | awk '{ printf "%f", $1 / 1024 / 1024 / 1024 }')
 
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        local iface rbytes rpackets rerrs rdrop rfifo rframe rcompressed rmulticast tbytes tpackets terrs tdrop tfifo tcolls tcarrier tcompressed
 
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        while read iface rbytes rpackets rerrs rdrop rfifo rframe rcompressed rmulticast tbytes tpackets terrs tdrop tfifo tcolls tcarrier tcompressed; do
 
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                if [ "$iface" = "${interface}:" ]; then                 
 
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                        tx_gb=${tbytes}
 
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                        rx_gb=${rbytes}
 
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                        break;                                         
 
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                fi                                                     
 
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        done < /proc/net/dev
 
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        tx_gb=$(echo ${tx_gb} | awk '{ printf "%f", $1 / 1024 / 1024 / 1024 }')
 
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        rx_gb=$(echo ${rx_gb} | awk '{ printf "%f", $1 / 1024 / 1024 / 1024 }')
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        network_cost=`echo "$tx_gb" "$TX_RATE" "$rx_gb" "$RX_RATE" | awk '{printf "%f %f", $1*$2, $3*$4}' | awk '{printf "%f", $1 + $2}'`
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        # Calculate uptime cost
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        uptime_cost=`echo "$hours" | awk "{printf \"%f\", "$rate" * $hours}"`