Add funcion to automate checksum update

Author: evertramos

bin/.env

@@ -56,5 +56,5 @@ REPLACE_LETSENCRYPT_SERVICE_NAME="nginx-proxy-automation-letsencrypt"
 #
 #  md5 checksum for .env and docker-compose.yml files
 #
-MD5_SUM_DOCKER_COMPOSE=acb712ecf4c2edd04583032b1cd4da07
-MD5_SUM_ENV_SAMPLE=b299b584d68c1a6f7ac1b1a753a7517d
+MD5_SUM_DOCKER_COMPOSE=0a91c69a103cd6c7cd475477b78a237b
+MD5_SUM_ENV_SAMPLE=7a8b027dc2bf252a8c91d23f74e2bd2a

bin/update-checksum.sh

@@ -0,0 +1,96 @@
+#!/bin/bash
+
+#-----------------------------------------------------------------------
+#
+# Update checksum in .env files
+#
+# Part of https://github.com/evertramos/nginx-proxy-automation
+#
+# Script written by
+#   Evert Ramos <[email protected]>
+#
+# Copyright Evert Ramos
+#
+#-----------------------------------------------------------------------
+
+# Bash settings (do not mess with it)
+shopt -s nullglob globstar
+
+# Get the script name and its file real path
+SCRIPT_PATH="$(dirname "$(readlink -f "$0")")"
+SCRIPT_NAME="${0##*/}"
+
+# Source basescript functions
+source $SCRIPT_PATH"/../basescript/bootstrap.sh"
+
+# Source localscripts
+source $SCRIPT_PATH"/localscript/bootstrap.sh"
+
+# Log
+printf "${energy} Start execution '${SCRIPT_PATH}/${SCRIPT_NAME} "
+log "Start execution"
+log "$@"
+
+#-----------------------------------------------------------------------
+# Initial check - DO NOT CHANGE SETTINGS BELOW
+#-----------------------------------------------------------------------
+
+# Check if there is an .env file in local folder
+run_function check_local_env_file
+
+# Specific PID File if needs to run multiple scripts
+NEW_PID_FILE=${PID_FILE_FRESH_INSTALL:-".update_checksum"}
+
+# Run initial check function
+run_function starts_initial_check $NEW_PID_FILE
+
+# Save PID
+system_save_pid $NEW_PID_FILE
+
+# DO NOT CHANGE ANY OPTIONS ABOVE THIS LINE!
+
+#-----------------------------------------------------------------------
+# [function] Undo script actions
+#-----------------------------------------------------------------------
+local_undo_restore() {
+#  local LOCAL_KEEP_RESTORE_FILES
+#
+#  LOCAL_KEEP_RESTORE_FILES=${1:-$KEEP_RESTORE_FILES}
+
+  echoerror \
+    "It seems something went wrong! \
+    \nRunning '${FUNCNAME[0]} to try to UNDO all actions done by this script. \
+    \nPlease make sure everything was put it back in place." false
+
+  # If docker network was created
+#  if [[ "$ACTION_DOCKER_NETWORK_CREATED" == true ]]; then
+#    [[ "$SILENT" != true ]] && echowarning "[undo] Deleting created docker network '$DOCKER_NETWORK_NAME'."
+#    run_function docker_network_remove $DOCKER_NETWORK_NAME
+#    ACTION_DOCKER_NETWORK_CREATED=false
+#  fi
+
+  exit 0
+}
+
+#-----------------------------------------------------------------------
+# Verify checksum of docker-compose.yml and .env.sample files
+#-----------------------------------------------------------------------
+run_function md5_check_checksum "$SCRIPT_PATH/../" "docker-compose.yml" $MD5_SUM_DOCKER_COMPOSE
+if [[ ! "$MD5_CHECKSUM" == true ]]; then
+    DOCKER_COMPOSE_CHECKSUM=$(md5sum "$SCRIPT_PATH/../docker-compose.yml" | awk '{print $1}')
+    echowarning "Updating the checksum for 'MD5_SUM_DOCKER_COMPOSE'"
+    run_function env_update_variable "$SCRIPT_PATH" "MD5_SUM_DOCKER_COMPOSE" "$DOCKER_COMPOSE_CHECKSUM"
+else
+    echosuccess "Checksum for 'MD5_SUM_DOCKER_COMPOSE' is just fine!"
+fi
+
+run_function md5_check_checksum "$SCRIPT_PATH/../" ".env.sample" $MD5_SUM_ENV_SAMPLE
+if [[ ! "$MD5_CHECKSUM" == true ]]; then
+    ENV_CHECKSUM=$(md5sum "$SCRIPT_PATH/../.env.sample" | awk '{print $1}')
+    echowarning "Updating the checksum for 'MD5_SUM_ENV_SAMPLE'"
+    run_function env_update_variable "$SCRIPT_PATH" "MD5_SUM_ENV_SAMPLE" "$ENV_CHECKSUM"
+else
+    echosuccess "Checksum for 'MD5_SUM_ENV_SAMPLE' is just fine!"
+fi
+
+exit 0