New Entity AI™

           

#!/bin/sh
###############################################################################
## COPYRIGHT (C) 2022-2024 NEW ENTITY OPERATIONS INC. and Various contributing
## CREATED: 2022/10/16
## INSTANCE: proxy_env_wn.dugout
## MODIFIED: 2024/02/06
## OVERVIEW: Define, start, and stop temporary or full-time system proxies
## HISTORY: VERSION 1.5
## -> 2022/02/13 (VERSION 1.0) Development
## -> 2023/11/18 (VERSION 1.1)
## -> 2023/12/17 (VERSION 1.2)
## -> 2023/12/21 (VERSION 1.3)
## -> 2024/02/05 (VERSION 1.4)
## -> 2024/02/06 (VERSION 1.5) Production
###############################################################################
## Use: Configure the Proxy methods
## Assign a system proxy with the defined environment variables
###############################################################################
## Generic Values
###############################################################################

## Generic Instance Values Proxy (GIVP)
export PROXYUSER="${CONFIGURATION_PROXYUSER}"
export PROXYPASS="${CONFIGURATION_PROXYPASS}"
export PROXY_SPECIAL_IP="${CONFIGURATION_PROXY_SPECIAL_IP}"
export PROXY_SPECIAL_IP_ADDRESS="${CONFIGURATION_PROXY_SPECIAL_IP_ADDRESS}"
export PROXY_SPECIAL_PORT="${CONFIGURATION_PROXY_SPECIAL_PORT}"

## Generic Instance Values Environment (GIVE)
export PROXY_ENV="http_proxy ftp_proxy https_proxy all_proxy rsync_proxy HTTP_PROXY HTTPS_PROXY FTP_PROXY ALL_PROXY RSYNC_PROXY"
export PROXY_ENV_NONE="no_proxy NO_PROXY"
## defaults
export proxy_value="http://${PROXYUSER}:${PROXYPASS}@${PROXY_SPECIAL_IP}:${PROXY_SPECIAL_PORT}"
export no_proxy_value='localhost,127.0.0.1'

## Generic Instance Values Wrapper (GIVW)
assignProxy(){
 ## If no arguments (IP/PORT) are passed, assign the proxy values individually
 if [ "${1}" = "${proxy_value}" ] && [ "${2}" = "${no_proxy_value}" ]; then
  export PROXY_VALUE="${1}"
  export PROXY_VALUE_NONE="${2}"
 elif [ -z "${1}" ]; then
  alert_proxy_instructions
 ## If no no_proxy_value is provided, use the default
 elif [ -z "$2" ]; then
  alert_proxy_no_proxy_value
  export PROXY_VALUE="${1}"
  export PROXY_VALUE_NONE="${no_proxy_value}"
  alert_proxy_is "${PROXY_VALUE}" "${PROXY_VALUE_NONE}"
 ## If a base PROXY is overloaded, use it for all of the values
 else
  export PROXY_VALUE="${1}"
  export PROXY_VALUE_NONE="${2}"
  alert_proxy_is "${PROXY_VALUE}" "${PROXY_VALUE_NONE}"
 fi
 for i in $PROXY_ENV
 do
  export "${i}"="${PROXY_VALUE}"
  alert_proxy_value "${i}" "${PROXY_VALUE}"
 done
 for i in $PROXY_ENV_NONE
 do
  export "${i}"="${PROXY_VALUE_NONE}"
  alert_proxy_value "${i}" "${PROXY_VALUE_NONE}"
 done
}

## Teardown the assigned Proxy
clrProxy(){
 for PROXY_TYPE in $PROXY_ENV
 do
  unset "${PROXY_VALUE}"
  unset "${PROXY_VALUE_NONE}"
 done
}

## Standard Proxy Bridge: No password, generic local system proxy
## v*NUMBER*Proxy() -> Assign each additional as needed
vStandardProxy(){
 if [ -z "${1}" ]; then
  export user_proxy_vStandardProxy="${USER}"
 else
  export user_proxy_vStandardProxy="${1}"
 fi
 alert_proxy_asign_standard "${PROXY_SPECIAL_IP_ADDRESS}" "${PROXY_SPECIAL_PORT}" "${no_proxy_value}"
 assignProxy "http://${PROXY_SPECIAL_IP_ADDRESS}:${PROXY_SPECIAL_PORT}" "${no_proxy_value}"
}

## v*NUMBER*Proxy() -> Assign each additional as needed, assumes password for a provided or generic
voneProxy(){
 if [ -z "${1}" ]; then
  export user_proxy_voneProxy="${USER}"
 else
  export user_proxy_voneProxy="${1}"
 fi
 stty -echo
 alert_proxy_password
 read password
 stty echo
 alert_proxy_password_masked
 ## If you need a password echo, uncomment this
 #alert_proxy_password_plain "${password}"
 alert_proxy_asign_complex "${user_proxy_voneProxy}" "${PROXY_SPECIAL_IP_ADDRESS}" "${PROXY_SPECIAL_PORT}" "${no_proxy_value}"
 assignProxy "http://${user_proxy_voneProxy}:${password}@${PROXY_SPECIAL_IP_ADDRESS}:${PROXY_SPECIAL_PORT}" "${no_proxy_value}"
}

## Provide a generic overloadable wrapper
vXProxy(){
 if [ -z "${3}" ]; then
  export user_proxy_vXProxy="${PROXYUSER}"
 else
  export user_proxy_vXProxy="${3}"
 fi
 assign_proxy_credentials(){
  if [ -z "${4}" ]; then
   stty -echo
   alert_proxy_password
   read password
   stty echo
   alert_proxy_password_masked
   ## If you need a password echo, uncomment this
   #alert_proxy_password_plain "${password}"
   alert_proxy_asign_simple "${3}" "${1}" "${2}"
   assignProxy "http://${3}:${password}@${1}" "${2}"
  else
   password="${4}"
   ## If you need a password echo, uncomment this
   #alert_proxy_password_plain "${4}"
   alert_proxy_asign_simple "${3}" "${1}" "${2}"
   assignProxy "http://${3}:${4}@${1}" "${2}"
  fi
 }

 if [ -z "${1}" ]; then
  alert_proxy_asign_failure_empty
 elif [ -z "${3}" ]; then
  alert_proxy_no_proxy_value
  proxy_value="${1}"
  proxy_value_default="${no_proxy_value}"
  alert_proxy_asign_simple "${user_proxy_vXProxy}" "${proxy_value}" "${no_proxy_value}"
  assignProxy "${user_proxy_vXProxy}:${PROXYPASS}@${proxy_value}" "${proxy_value_default}"
 else
  proxy_value="${1}"
  no_proxy_value="${2}"
  assign_proxy_credentials "${1}" "${2}" "${3}" "${4}"
 fi
}