Distributed ppss (broken)
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Louwrentius
parent
f00ad6202b
commit
3a42f20e17
155
trunk/ppss.sh
155
trunk/ppss.sh
@ -55,9 +55,14 @@ IFS_BACKUP="$IFS"
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SSH_SERVER="" # Remote server or 'master'.
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SSH_KEY="" # SSH key for ssh account.
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SSH_OPTS="-o BatchMode=yes -o ControlPath=/tmp/master-%r@%h:%p -o ControlMaster=auto -o ConnectTimeout=5"
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SSH_SOCKET="/tmp/PPSS-ssh-socket"
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SSH_OPTS="-o BatchMode=yes -o ControlPath=$SSH_SOCKET -o ControlMaster=auto -o ConnectTimeout=5"
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SSH_MASTER_PID=""
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ITEM_LOCK_DIR="PPSS_ITEM_LOCK_DIR"
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TMP_PROCESSING="PPSS_processing"
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TRANSFER_TO_SLAVE="0"
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SECURE_COPY="1"
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REMOTE_OUTPUT_DIR=""
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showusage () {
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@ -78,12 +83,14 @@ showusage () {
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echo -e "\t- f \tFile containing items to be processed. Either -d or -f"
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echo -e "\t- l \tSpecifies name and location of the logfile."
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echo -e "\t- p \tOptional: specifies number of simultaneous processes manually."
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echo -e "\t- j \tOptiona: Enable or disable hyperthreading. Enabled by default."
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echo -e "\t- j \tOptional: Enable or disable hyperthreading. Enabled by default."
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echo
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echo "Options for distributed usage:"
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echo
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echo -e "\t- s \tUsername@server domain name or IP-address of 'PPSS master server'."
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echo -e "\t- k \tSSH key file used for connection with 'PPSS server'."
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echo -e "\t- t \tTransfer remote item to slave for local processing."
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echo -e "\t- o \tUpload output back to server into this directory."
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echo
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echo -e "Example: encoding some wav files to mp3 using lame:"
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echo
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@ -123,6 +130,31 @@ kill_process () {
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}
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exec_cmd () {
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CMD="$1"
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if [ ! -z "$SSH_SERVER" ]
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then
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ssh $SSH_OPTS $SSH_KEY $SSH_SERVER $CMD
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else
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eval "$CMD"
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fi
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}
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# this function makes remote or local checking of existence of items transparent.
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does_file_exist () {
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FILE="$1"
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`exec_cmd "ls -1 $FILE >> /dev/null 2>&1"`
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if [ "$?" == "0" ]
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then
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return 0
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else
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return 1
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fi
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}
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cleanup () {
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@ -147,6 +179,12 @@ cleanup () {
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then
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rm "$RUNNING_SIGNAL"
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fi
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if [ -e "$SSH_SOCKET" ]
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then
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rm -rf "$SSH_SOCKET"
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fi
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}
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@ -180,26 +218,14 @@ then
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fi
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# Process any command-line options that are specified."
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while getopts ":c:d:f:i:jhk:l:p:s:v" OPTIONS
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while getopts ":c:d:f:i:jhk:l:o:p:s:tv" OPTIONS
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do
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case $OPTIONS in
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f )
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INPUT_FILE="$OPTARG"
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if [ ! -e "$INPUT_FILE" ]
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then
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echo "ERROR: input file $INPUT_FILE not found."
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cleanup
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exit 1
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fi
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;;
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d )
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SRC_DIR="$OPTARG"
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if [ ! -e "$SRC_DIR" ]
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then
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echo "ERROR: directory $SRC_DIR does not exist."
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cleanup
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exit 1
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fi
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;;
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c )
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COMMAND="$OPTARG"
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@ -217,6 +243,10 @@ do
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k )
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SSH_KEY="-i $OPTARG"
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;;
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o )
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REMOTE_OUTPUT_DIR="$OPTARG"
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;;
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p )
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TMP="$OPTARG"
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if [ ! -z "$TMP" ]
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@ -227,6 +257,9 @@ do
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s )
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SSH_SERVER="$OPTARG"
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;;
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t )
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TRANSFER_TO_SLAVE="1"
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;;
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v )
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echo ""
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@ -241,30 +274,6 @@ do
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done
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# This function makes local and remote operation transparent.
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exec_cmd () {
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CMD="$1"
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if [ ! -z "$SSH_SERVER" ]
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then
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ssh $SSH_OPTS $SSH_KEY $SSH_SERVER $CMD
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else
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eval "$CMD"
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fi
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}
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# this function makes remote or local checking of existence of items transparent.
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does_file_exist () {
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FILE="$1"
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`exec_cmd "ls -1 $FILE >> /dev/null 2>&1"`
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if [ "$?" == "0" ]
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then
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return 0
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else
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return 1
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fi
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}
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# Init all vars
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@ -308,10 +317,33 @@ init_vars () {
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then
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log INFO "Job log directory $JOB_lOG_DIR does not exist. Creating."
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exec_cmd "mkdir $JOB_LOG_DIR"
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mkdir "$JOB_LOG_DIR" >> /dev/null 2>&1
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else
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log INFO "Job log directory $JOB_LOG_DIR exists, if it contains logs for items, these items will be skipped."
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fi
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does_file_exist "$ITEM_LOCK_DIR"
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if [ ! "$?" == "0" ]
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then
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log DEBUG "Creating remote item lock dir."
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exec_cmd "mkdir $ITEM_LOCK_DIR"
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fi
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if [ ! -e "$JOB_LOG_DIR" ]
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then
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mkdir "$JOB_LOG_DIR"
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fi
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does_file_exist "$REMOTE_OUTPUT_DIR"
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if [ ! "$?" == "0" ]
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then
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echo "ERROR: remote output dir $REMOTE_OUTPUT_DIR does not exist."
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exit
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fi
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if [ ! -e "$TMP_PROCESSING" ]
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then
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mkdir "$TMP_PROCESSING"
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fi
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}
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expand_str () {
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@ -510,6 +542,24 @@ are_jobs_running () {
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fi
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}
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transfer_item () {
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ITEM="$1"
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ITEM_WITH_PATH="$SRC_DIR/$ITEM"
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echo "$ITEM_WITH_PATH"
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if [ "$TRANSFER_TO_SLAVE" == "1" ]
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then
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if [ "$SECURE_COPY" == "1" ]
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then
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scp -q $SSH_OPTS $SSH_KEY $SSH_SERVER:$ITEM_WITH_PATH $TMP_PROCESSING
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else
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cp $ITEM_WITH_PATH $TMP_PROCESSING
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fi
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fi
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}
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lock_item () {
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ITEM="$1"
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@ -535,8 +585,12 @@ get_all_items () {
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count=0
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#does_file_exist "$SRC_DIR"
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#check_status "$0" "$FUNCNAME" "ERROR - source dir $SRC_DIR does not exist."
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if [ -z "$INPUT_FILE" ]
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then
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echo "SSH SERVER IS $SSH_SERVER"
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if [ ! -z "$SSH_SERVER" ] # Are we running stand-alone or as a slave?"
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then
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ITEMS=`exec_cmd "ls -1 $SRC_DIR"`
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@ -555,10 +609,10 @@ get_all_items () {
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else
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if [ ! -z "$SSH_SERVER" ] # Are we running stand-alone or as a slave?"
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then
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scp -q "$SSH_KEY" "$SSH_SERVER:~/$INPUT_FILE" >> /dev/null 2>&!
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scp -q $SSH_OPTS "$SSH_KEY" "$SSH_SERVER:~/$INPUT_FILE" >> /dev/null 2>&!
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check_status "$?" "$FUNCNAME" "Could not copy input file."
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fi
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exec 10<$INPUT_FILE
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while read LINE <&10
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@ -622,10 +676,10 @@ get_item () {
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if [ ! "$?" == "0" ]
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then
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release_global_lock
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log INFO "ITEM $ITEM is locked, get next"
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get_item
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else
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release_global_lock
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transfer_item "$ITEM"
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return 0
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fi
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fi
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@ -651,9 +705,11 @@ commando () {
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ITEM="$1"
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if [ -z "$INPUT_FILE" ]
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if [ -z "$INPUT_FILE" ] && [ "$TRANSFER_TO_SLAVE" == "0" ]
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then
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ITEM="$SRC_DIR/$ITEM"
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else
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ITEM="$TMP_PROCESSING/$ITEM"
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fi
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LOG_FILE_NAME=`echo $ITEM | sed s/^\\\.//g | sed s/^\\\.\\\.//g | sed s/\\\///g`
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@ -667,8 +723,17 @@ commando () {
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EXECME='$COMMAND"$ITEM" > "$ITEM_LOG_FILE" 2>&1'
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eval "$EXECME"
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ERROR="$?"
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release_item "$ITEM"
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if [ ! "$ERROR" == "0" ] && [ "$TRANSFER_TO_SLAVE" == "1" ]
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then
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mv $ITEM $ITEM.error
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elif [ "$TRANSFER_TO_SLAVE" == "1" ]
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then
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rm $ITEM
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fi
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#release_item "$ITEM"
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if [ ! -z "$SSH_SERVER" ]
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then
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