gnayils/downloader

Downloader

Download the file via use the bandwidth of each of the PC that all in LAN to reach the maximum download speed.
Deploy the Downloader in LAN as much as possible and start it as slave downloader, then start a Downloader as master, the master will dispatch the download task to each slave, the slave execute the task to download the part of the file and send the downloaded data back to master, the master will gather the all data that sent by slave and write it to file.

Only support the http or https protocol now.

Start as Slave

/usr/java/jdk1.8.0_162/bin/java -jar \
-Dhttp.ProxyHost=3.80.240.1 \
-Dhttp.ProxyPort=88 \
-DstartupType=slave \
-Dip=10.180.160.21 \
-DmulticastGroupIp=230.0.0.1 \
-DmulticastPort=9500 \
downloader.jar

Start as Master

/usr/java/jdk1.8.0_162/bin/java -jar \
-Dhttp.ProxyHost=3.80.240.1 \
-Dhttp.ProxyPort=88 \
-DstartupType=master \
-Dip=10.180.160.21 \
-Dport=9000 \
-DmulticastGroupIp=230.0.0.1 \
-DmulticastPort=9500 \
-DdownloadUrl=https://download.netbeans.org/netbeans/8.2/final/bundles/netbeans-8.2-javase-macosx.dmg \
-DwaitSlaveTimeout=5 \
/home/sg/lf489159/Downloads/downloader.jar