From 954d8632c101938a5a454f6c0749725c4419a2dc Mon Sep 17 00:00:00 2001 From: Louwrentius Date: Sun, 15 Mar 2009 00:35:53 +0000 Subject: [PATCH] Added config option for known_hosts file. --- ppss.sh | 57 ++++++++++++++++++++++++++++++++++++++++----------------- 1 file changed, 40 insertions(+), 17 deletions(-) diff --git a/ppss.sh b/ppss.sh index f271dd9..32521aa 100755 --- a/ppss.sh +++ b/ppss.sh @@ -38,24 +38,24 @@ trap 'kill_process; ' INT # Setting some vars. Do not change. SCRIPT_NAME="Distributed Parallel Processing Shell Script" -SCRIPT_VERSION="2.05" +SCRIPT_VERSION="2.07" # The first argument to this script is always the 'mode'. MODE="$1" shift -ARGS=$@ -CONFIG="config.cfg" +CONFIG="" HOSTNAME=`hostname` ARCH=`uname` RUNNING_SIGNAL="$0_is_running" # Prevents running mutiple instances of PPSS.. GLOBAL_LOCK="PPSS-GLOBAL-LOCK" # Global lock file used by local PPSS instance. -PAUSE_SIGNAL="pause_signal" # Not implemented yet (pause processing). -PAUSE_DELAY=300 +PAUSE_SIGNAL="pause_signal" # Pause processing if this file is present. +PAUSE_DELAY=300 # Polling every 5 minutes by default. STOP_SIGNAL="stop_signal" ARRAY_POINTER_FILE="ppss-array-pointer" # JOB_LOG_DIR="JOB_LOG" # Directory containing log files of processed items. LOGFILE="ppss-log.txt" # General PPSS log file. Contains lots of info. +STATUSFILE="$HOSTNAME-status" STOP=9 # STOP job. MAX_DELAY=2 PERCENT="0" @@ -68,11 +68,12 @@ PROCESSORS="" SSH_SERVER="" # Remote server or 'master'. SSH_KEY="" # SSH key for ssh account. +SSH_KNOWN_HOSTS="" SSH_SOCKET="/tmp/PPSS-ssh-socket" # Multiplex multiple SSH connections over 1 master. SSH_OPTS="-o BatchMode=yes -o ControlPath=$SSH_SOCKET \ -o GlobalKnownHostsFile=./known_hosts \ -o ControlMaster=auto \ - -o ConnectTimeout=5" + -o ConnectTimeout=5 \ " SSH_MASTER_PID="" PPSS_HOME_DIR="ppss" @@ -146,6 +147,10 @@ showusage () { echo echo -e "--key | -k The SSH key that a node uses to connect to the server." echo + echo -e "--known-hosts | -K The file that contains the server public key. Can often be found on " + echo -e " hosts that already once connected to the server. See the file " + echo -e " ~/.ssh/known_hosts or else, manualy connect once and check this file." + echo echo -e "--user | -u The SSH user name that is used when logging in into the master SSH" echo -e " server." echo @@ -341,6 +346,17 @@ do SSH_KEY="-i $SSH_KEY" fi + if [ ! -e "./known_hosts" ] + then + if [ -e $SSH_KNOWN_HOSTS ] + then + cat $SSH_KNOWN_HOSTS > ./known_hosts + else + echo "File $SSH_KNOWN_HOSTS does not exist." + exit + fi + fi + shift 2 ;; --node|-n ) @@ -369,10 +385,10 @@ do shift 2 ;; - --help|-h ) + --help|-h ) showusage exit 1;; - --homedir|-H) + --homedir|-H ) if [ ! -z "$2" ] then PPSS_HOME_DIR="$2" @@ -381,7 +397,7 @@ do fi ;; - --disable-ht|-j ) + --disable-ht|-j ) HYPERTHREADING=no add_var_to_config HYPERTHREADING $HYPERTHREADING shift 1 @@ -400,6 +416,12 @@ do fi shift 2 ;; + --known-hosts | -K ) + SSH_KNOWN_HOSTS="$2" + add_var_to_config SSH_KNOWN_HOSTS "$SSH_KNOWN_HOSTS" + shift 2 + ;; + --no-scp |-b ) SECURE_COPY=0 add_var_to_config SECURE_COPY "$SECURE_COPY" @@ -507,6 +529,8 @@ init_vars () { log INFO "---------------------------------------------------------" + SSH_OPTS="$SSH_OPTS $SSH_KNOWN_HOSTS" + does_file_exist "$JOB_LOG_DIR" if [ ! "$?" == "0" ] then @@ -609,7 +633,7 @@ erase_ppss () { for NODE in `cat $NODES_FILE` do log INFO "Erasing PPSS homedir $PPSS_HOME_DIR from node $NODE." - ssh $USER@$NODE "rm -rf $PPSS_HOME_DIR" + ssh $SSH_OPTS $USER@$NODE "rm -rf $PPSS_HOME_DIR" done fi } @@ -627,8 +651,8 @@ deploy () { fi } - ssh -q $USER@$NODE "mkdir $PPSS_HOME_DIR >> /dev/null 2>&1" - scp -q $SSH_OPTS $0 $USER@$NODE:~/$PPSS_HOME_DIR + ssh -q $SSH_OPTS $USER@$NODE "mkdir $PPSS_HOME_DIR >> /dev/null 2>&1" + scp -q $0 $USER@$NODE:~/$PPSS_HOME_DIR set_error $? scp -q $KEY $USER@$NODE:~/$PPSS_HOME_DIR set_error $? @@ -695,7 +719,7 @@ start_ppss_on_node () { NODE="$1" log INFO "Starting PPSS on node $NODE." - ssh $USER@$NODE "cd $PPSS_HOME_DIR ; screen -d -m -S PPSS ./ppss.sh node --config $CONFIG" + ssh $SSH_OPTS $USER@$NODE "cd $PPSS_HOME_DIR ; screen -d -m -S PPSS ./ppss.sh node --config $CONFIG" } @@ -751,7 +775,7 @@ get_no_of_cpus () { NUMBER=`grep ^processor $CPUINFO | wc -l` got_cpu_info "$?" fi - log DEBUG "Found $NUMBER logic processors." + log INFO "Found $NUMBER logic processors." elif [ "$HPT" == "no" ] then log INFO "Hyperthreading is disabled." @@ -807,7 +831,6 @@ get_no_of_cpus () { fi } - random_delay () { ARGS="$1" @@ -879,7 +902,7 @@ download_item () { log DEBUG "Transfering item $ITEM to local disk." if [ "$SECURE_COPY" == "1" ] then - scp -q $SSH_OPTS $SSH_KEY $USER@$SSH_SERVER:"$ITEM_WITH_PATH" $PPSS_LOCAL_TMPDIR + scp -q $SSH_KEY $USER@$SSH_SERVER:"$ITEM_WITH_PATH" $PPSS_LOCAL_TMPDIR log DEBUG "Exit code of transfer is $?" else cp "$ITEM_WITH_PATH" $PPSS_LOCAL_TMPDIR @@ -1174,7 +1197,7 @@ commando () { if [ ! -z "$SSH_SERVER" ] then log DEBUG "Uploading item log file $ITEM_LOG_FILE to master." - scp -q $SSH_OPTS $SSH_KEY $ITEM_LOG_FILE $USER@$SSH_SERVER:~/$JOB_LOG_DIR/ + scp -q $SSH_KEY $ITEM_LOG_FILE $USER@$SSH_SERVER:~/$JOB_LOG_DIR/ fi fi