v1.0.0 = Initial Version

System Configs/Disable-AutoProxySettings.sh

@@ -0,0 +1,120 @@
+#!/bin/bash
+
+###################################################################################################
+# Script Name:  Disable-AutoProxySettings.sh
+# By:  Zack Thompson / Created:  3/31/2024
+# Version:  1.0.0 / Updated:  3/31/2024 / By:  ZT
+#
+# Description:  This script disables Auto proxy settings for each network service interface.
+#
+###################################################################################################
+
+##################################################
+# Functions
+
+logger() {
+
+	# Arguments
+	# $1 = (str) Message that will be written to a log file
+	# $2 = (str) Append time stamp to string; Default:  true
+	# $3 = (str) Include a new line before time stamp; Default:  false
+	# $4 = (str) Include a new line after string; Default:  true
+
+	local message="${1}"
+	local append_time_stamp="${2}"
+	local new_line_before="${3}"
+	local new_line_after="${4}"
+	local time_stamp
+
+	if [[ "${append_time_stamp}" != "false" ]]; then
+		time_stamp="$( /bin/date +%Y-%m-%d\ %H:%M:%S ):  "
+	fi
+
+	if [[ "${new_line_before}" == "true" ]]; then
+		message="\n${time_stamp}${message}"
+	fi
+
+	if [[ "${new_line_after}" == "false" ]]; then
+		echo -en "${message}"
+	else
+		echo -e "${message}"
+	fi
+
+}
+
+##################################################
+# Bits staged...
+
+logger "***** Disable-AutoProxySettings:  START *****"
+
+# Detect network hardware & create services for any newly found interfaces
+/usr/sbin/networksetup -detectnewhardware > /dev/null
+
+# Get all available network service interfaces
+network_services=$( /usr/sbin/networksetup -listallnetworkservices | /usr/bin/tail +2 )
+
+logger "Checking proxy configurations..." "true" "true"
+
+# Loop through the network service interfaces
+while IFS=$'\n' read -r network_service; do
+
+	auto_proxy_config=$( /usr/sbin/networksetup -getautoproxyurl "${network_service}" )
+	auto_proxy_discovery=$( /usr/sbin/networksetup -getproxyautodiscovery "${network_service}" )
+	auto_proxy_url=$( echo "${auto_proxy_config}" | /usr/bin/awk -F 'URL: ' '{print $2}' | /usr/bin/xargs )
+
+	logger \
+		"${network_service} Automatic proxy configuration:\n${auto_proxy_config}\n${auto_proxy_discovery}" \
+		"true" "true"
+
+	if [[ -n "${auto_proxy_url}" && "${auto_proxy_url}" != "(null)" ]]; then
+
+		logger "Removing configured proxy address for ${network_service}"
+		/usr/sbin/networksetup -setautoproxyurl "${network_service}" " "
+		reset_auto_proxy_config_url="true"
+
+	fi
+
+	if [[
+		$( echo "${auto_proxy_config}" | /usr/bin/awk -F 'Enabled: ' '{print $2}' | /usr/bin/xargs ) == "Yes"
+		|| "${reset_auto_proxy_config_url}" == "true"
+	]]; then
+
+		logger "Disabling auto proxy for interface ${network_service}"
+		/usr/sbin/networksetup -setautoproxystate "${network_service}" off
+
+	fi
+
+	if [[
+		$( echo "${auto_proxy_discovery}" | /usr/bin/awk -F 'Auto Proxy Discovery: ' '{print $2}' | /usr/bin/xargs ) == "On"
+	]]; then
+
+		logger "Disabling Auto proxy discovery for ${network_service}"
+		/usr/sbin/networksetup -setproxyautodiscovery "${network_service}" off
+
+	fi
+
+done < <(echo "${network_services}")
+
+logger "Checking hosts file definitions..." "true" "true"
+hosts_file="/private/etc/hosts"
+
+declare -a add_to_hosts_file
+add_to_hosts_file=(
+	"255.255.255.255 wpad # WPAD Mitigation" \
+	"255.255.255.255 wpad.ad # WPAD Mitigation"
+)
+
+# Loop through the host file definitions to add
+for add_def in "${add_to_hosts_file[@]}"; do
+
+	if /usr/bin/grep --ignore-case --quiet "${add_def}" "${hosts_file}"; then
+		echo "WPAD definition already added to hosts file"
+	else
+		echo "Adding:  ${add_def}"
+		echo "${add_def}" >> "${hosts_file}"
+	fi
+
+done
+
+logger "***** Disable-AutoProxySettings:  COMPLETE *****" "true" "true"
+exit 0