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#!/bin/bash
# This script can be used to transform all hydrogen clients launched via proxy
# to clients launching directly hydrogen
# it applies this change to all sessions.
# This script works for Hydrogen but could not works for any client
# It depends on the way the client saves its files under NSM (in a folder..)
executable=hydrogen
if ! which ray_control >/dev/null;then
echo "ray_control is missing, abort."
exit 1
fi
all_sessions=`ray_control list_sessions`
ns=`echo "$all_sessions"|wc -l` #number of sessions
if [ -z "$all_sessions" ];then
echo "No sessions...quit."
exit 0
fi
# parse all sessions
for ((i=1; i<=$ns; i++));do
session=`echo "$all_sessions"|sed -n ${i}p`
# open session ('off' means -> without launching any client)
if ! ray_control open_session_off "$session";then
echo "failed to open session: $session"
continue
fi
session_name=$(ray_control get_session_name)
echo "treating session: $session"
# parse all proxy clients of the session
for client_id in `ray_control list_clients "executable:ray-proxy"`;do
proxy_properties=`ray_control client $client_id get_proxy_properties`
if ! echo "$proxy_properties"|grep ^"executable:$executable"$ >/dev/null;then
# executable in the proxy is not hydrogen, skip it.
echo " skipping client $client_id"
continue
fi
client_files=`ray_control client $client_id list_files`
if [ -z "$client_files" ] || [ -z "$proxy_properties" ];then
# No client files or error asking ray_control, skip.
echo " client untreated $client_id"
continue
fi
if [ `echo "$client_files"|wc -l` != 1 ];then
echo " client untreated $client_id"
echo " A proxy should only contains one directory. and no more files."
echo "$client_files"
continue
fi
echo " treating client $client_id"
# here config_file is the *.h2song file (hydrogen project).
config_file=$(echo "$proxy_properties" |grep ^"config_file:" |sed 's/^config_file://' \
|sed "s/\$RAY_SESSION_NAME/$session_name/g" \
|sed "s/\${RAY_SESSION_NAME}/$session_name/g")
proxy_dir="$client_files"
full_config_file="$proxy_dir/$config_file"
if ! [ -f "$full_config_file" ];then
echo " file $full_config_file doesn't exists"
continue
fi
config_file_short=`basename "$config_file"`
extension="${config_file_short##*.}" # should be h2song here.
config_file_base="${config_file_short%.*}" # the file name without .h2song
# change executable from ray-proxy to hydrogen
if ! ray_control client $client_id set_properties "executable:$executable";then
echo " abort for client $client_id. Impossible to change its executable."
continue
fi
# move *.h2song file to the wanted path
if ! mv "$full_config_file" "$proxy_dir.$extension";then
echo " Impossible to move $full_config_file to $proxydir.$extension. abort"
# move didn't work, so reset client executable to ray-proxy
ray_control client $client_id set_properties "executable:ray-proxy"
continue
fi
# remove proxy directory if it only contains ray-proxy.xml
if [[ `ls "$proxy_dir"` == 'ray-proxy.xml' ]];then
rm -R "$proxy_dir"
else
echo " $proxy_dir has not been removed because it still contains other files"
fi
done
done
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