#!/bin/bash
#
# Initial script for Live operating system
# This script are launching before starting init from linux-live script.
# Current dir allways must be set to root (/)
# All system path must be relative, except initrd dirs

ENABLED=yes
[[ ${ENABLED} == "yes" ]] || exit 0
DEBUGMODE=no

PATH=.:/:/usr/bin:/usr/local/bin:/usr/local/sbin

unset ROOTFS; [[ -d /usr/lib/ublinux ]] || ROOTFS=.
SOURCE=${ROOTFS}/usr/lib/ublinux/functions; [[ -f ${SOURCE} ]] && . ${SOURCE} 2>/dev/null || exit 0
SOURCE=${ROOTFS}/usr/lib/ublinux/os-config; [[ -f ${SOURCE} ]] && . ${SOURCE} 2>/dev/null || exit 0
debug_mode "$0" "$@"

SYSCONF="${ROOTFS}/${SYSCONF}"
SOURCE=${SYSCONF}/config; [[ -f ${SOURCE} ]] && . ${SOURCE} 2>/dev/null
SOURCE=${SYSCONF}/network; [[ -f ${SOURCE} ]] && . ${SOURCE} 2>/dev/null

## Установка системных прокси для HTTP,HTTPS,FTP,SOCKS,RSYNC и адреса исключений EXCLUDE
## Для применения требуется перелогиниться
## PROXY_SYSTEM[%PROTOCOL%]=%SERVER%

## Проверить текущий IP: curl icanhazip.com | curl https://httpbin.org/ip

exec_proxy_system(){
    FILE_SH_PROXY=${ROOTFS}/etc/profile.d/proxy_ubconfig.sh
    FILE_CSH_PROXY=${ROOTFS}/etc/profile.d/proxy_ubconfig.csh
    if [[ ${PROXY_SYSTEM[0],,} == @(n|no|none|disable) ]]; then
	    rm -f ${FILE_SH_PROXY} 2>/dev/null
	    rm -f ${FILE_CSH_PROXY} 2>/dev/null
    elif [[ -n ${PROXY_SYSTEM[@]} ]]; then
	true > ${FILE_SH_PROXY}
	true > ${FILE_CSH_PROXY}
	chmod 755 ${FILE_SH_PROXY} ${FILE_CSH_PROXY}
	for PROTOCOL in http https ftp socks rsync all exclude; do
	    if [[ ${PROXY_SYSTEM[${PROTOCOL}],,} == @(n|no|none|disable) ]]; then
		[[ ${PROTOCOL,,} == "exclude" ]] && PROTOCOL_PREFIX="no" || PROTOCOL_PREFIX="${PROTOCOL,,}"
		sed "/^${PROTOCOL_PREFIX}_proxy=/d; /^export ${PROTOCOL_PREFIX}_proxy/d" -i ${FILE_SH_PROXY}
		sed "/^setenv ${PROTOCOL_PREFIX}_proxy/d" -i ${FILE_CSH_PROXY}
	    elif [[ -n ${PROXY_SYSTEM[${PROTOCOL}]} ]]; then
		[[ ${PROTOCOL,,} == "exclude" ]] && PROTOCOL_PREFIX="no" || PROTOCOL_PREFIX="${PROTOCOL,,}"
		echo -e "${PROTOCOL_PREFIX}_proxy=${PROXY_SYSTEM[${PROTOCOL}]}\nexport ${PROTOCOL_PREFIX}_proxy" >> ${FILE_SH_PROXY}
		echo "setenv ${PROTOCOL_PREFIX}_proxy ${PROXY_SYSTEM[${PROTOCOL}]}" >> ${FILE_CSH_PROXY}
	    fi
	done
    fi
}

################
##### MAIN #####
################

    exec_proxy_system $@