#!/bin/sh

 # for terminal

 export proxyserveraddr=123.123.123.123

 export proxyserverport=

 export HTTP_PROXY="http://$proxyserveraddr:$proxyserverport/"

 export HTTPS_PROXY="https://$proxyserveraddr:$proxyserverport/"

 export FTP_PROXY="ftp://$proxyserveraddr:$proxyserverport/"

 export SOCKS_PROXY="socks://$proxyserveraddr:$proxyserverport/"

 export NO_PROXY="localhost,127.0.0.1,localaddress,.localdomain.com,200.200..;11.11.0.0;"

 export http_proxy="http://$proxyserveraddr:$proxyserverport/"

 export https_proxy="https://$proxyserveraddr:$proxyserverport/"

 export ftp_proxy="ftp://$proxyserveraddr:$proxyserverport/"

 export socks_proxy="socks://$proxyserveraddr:$proxyserverport/"

 export no_proxy="localhost,127.0.0.1,localaddress,.localdomain.com,200.200..;11.11.0.0;"

 # for chrome,firefox

 gsettings set org.gnome.system.proxy ignore-hosts "['localhost', '11.11.0.0/16', '200.200.0.0/16', '*.localdomain.com' ]"

 # for apt-get

 cat <<-EOF| sudo tee /etc/apt/apt.conf

 Acquire::http::proxy "http://$proxyserveraddr:$proxyserverport/";

 Acquire::https::proxy "https://$proxyserveraddr:$proxyserverport/";

 Acquire::ftp::proxy "ftp://$proxyserveraddr:$proxyserverport/";

 Acquire::socks::proxy "socks://$proxyserveraddr:$proxyserverport/";

 EOF

 #!/bin/sh

 unset proxyserveraddr

 unset proxyserverport

 unset HTTP_PROXY

 unset HTTPS_PROXY

 unset FTP_PROXY

 unset SOCKS_PROXY

 unset NO_PROXY

 unset http_proxy

 unset https_proxy

 unset ftp_proxy

 unset socks_proxy

 unset no_proxy

 gsettings reset org.gnome.system.proxy ignore-hosts

 echo -n ""|sudo tee /etc/apt/apt.conf