Bash script - Starting lftp inside gnu screen 
=============================================

Public domain
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### Starting gnu screen with multiple lftp instances and leave screen open after command compeletion

Mirror a local directory to multiple remote websites.
    
    #!/bin/bash

    # Creat new session
    screen -dmS upload
    sleep 1
    
    # site1.com
    cat > ~/screen-cmd-file << EOF 
    screen
    select 1
    title "site1.com"
    exec bash -c "echo 'set ftp:ssl-allow false;mirror --reverse --delete  --only-newer --verbose /mnt/usb/Website-Backup/homepage/ /public_html/' | lftp -u user1,pass1 site1.com"
    EOF
    screen -r upload -X source ~/screen-cmd-file
    rm ~/screen-cmd-file

    # site2.com
    cat > ~/screen-cmd-file << EOF 
    screen
    select 2
    title "site2.com"
    exec bash -c "echo 'set ftp:ssl-allow false;mirror --reverse --delete  --only-newer --verbose /mnt/usb/Website-Backup/homepage/ /public_html/' | lftp -u user2,pass2 site2.com"
    EOF
    screen -r upload -X source ~/screen-cmd-file
    rm ~/screen-cmd-file

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### Starting gnu screen with single lftp instance and close screen after command compeletion

Making backup from a local directory to a remote ftp server

    #!/bin/bash
    PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
    BAK=/tmp/backup.sh

    # Creat backup script
    cat > $BAK << EOF
    PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin;
    D=\$(date "+%F %T"); echo "\$D -- Backup Startd." >> /root/backup.log;
    echo 'set mirror:parallel-directories true; set mirror:parallel-transfer-count 10; mirror --reverse --delete --only-newer --verbose /storage/database/ /database/' | lftp 172.16.20.2;
    D=\$(date "+%F %T"); (echo "\$D -- Backup finished.";echo "-----") >> /root/backup.log
    rm $BAK
    EOF
    chmod +x $BAK

    # Start backup
    screen -dmS "backup"
    sleep 1
    screen -S "backup" -X screen $BAK

    # kill useless screen window
    SCR_PID=$(echo $(screen  -ls | grep backup | awk -F '.' '{print$1}'))
    [ "$SCR_PID" == "" ] && exit
    BASH_PID=$(pstree -p | grep $SCR_PID | sed -e 's,.*bash(,,' -e 's,),,')
    [ "$BASH_PID" == "" ] && exit
    kill -KILL $BASH_PID

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_BY: Pejman Moghadam_  
_TAG: lftp, screen, bash-script, bash_  
_DATE: 2012-08-18 14:55:49_