Merge pull request #20 from dinger1986/main

Delete trmmcronbackup.sh

scripts/trmmcronbackup.sh

@@ -1,135 +0,0 @@
-#! /bin/bash
-# trmmcronbackup : Back up Tactical RMM via backup.sh with backup rotation
-
-# SPDX-FileCopyrightText: 2022 Timothy J. Massey <github:fts-tmassey>
-# SPDX-License-Identifier: GPL-2.0-or-later
-
-# This script runs the standard TRMM-provided backup.sh script and keeps
-# up to a maximum number of backup files, deleting the oldest backups when
-# necessary.  This is intended to run as a periodic cron job, simply by
-# putting it in e.g. cron.daily.  You can find more details at:
-#     https://github.com/fts-tmassey/tacticalrmm-cronbackup
-
-# Configuration Variables
-VERBOSE=FALSE                   # Use TRUE for verbose output
-BACKUP_COUNT=8                  # Number of backups to keep
-PATH_TO_SCRIPT=/rmm/backup.sh   # Path to backup script
-PATH_TO_BACKUPS=/rmmbackups     # Path to backup destination
-#SCRIPT_USER=tactical           # Run script as (unset: use script owner)
-
-# Script begins below
-vecho() {  # Echo only if user specifies Verbose output
-    if [[ "${VERBOSE}" == "TRUE" ]]; then echo "${1}"; fi
-}
-
-# Check the configuration variables
-vecho "Initial configuration variables:"
-vecho "-- BACKUP_COUNT:  ${BACKUP_COUNT}"
-case ${BACKUP_COUNT} in
-    ''|*[!0-9]*) # Make sure variable is a number
-        echo "Bad BACKUP_COUNT:  ${BACKUP_COUNT}.  Make sure this is a number.  Exiting..."
-        exit 1
-    ;;
-esac
-vecho "-- PATH_TO_SCRIPT:  \"${PATH_TO_SCRIPT}\""
-if [[ ! -f ${PATH_TO_SCRIPT} ]]; then
-    echo "PATH_TO_SCRIPT not found.  Exiting..."
-    exit 1
-fi
-if [[ ! -x ${PATH_TO_SCRIPT} ]]; then
-    echo "The file pointed to by PATH_TO_SCRIPT is not executable.  Exiting..."
-    exit 1
-fi
-vecho "-- PATH_TO_BACKUPS:  \"${PATH_TO_BACKUPS}\""
-if [[ ! -d ${PATH_TO_BACKUPS} ]]; then
-    echo "PATH_TO_BACKUPS is not a valid directory.  Exiting..."
-    exit 1
-fi
-vecho "-- SCRIPT_USER:  \"${SCRIPT_USER}\""
-if [ -z "${SCRIPT_USER}" ]; then                    # If user unset
-    SCRIPT_USER=$(stat -c '%U' "${PATH_TO_SCRIPT}") #  use script owner
-    vecho "-- Detected user:  ${SCRIPT_USER}"
-fi
-if ! id -u "${SCRIPT_USER}" &>/dev/null; then
-    echo "The user does not exist.  Exiting..."
-    exit 1
-fi
-vecho "Initial configuration variables:  OK"
-
-# Get initial count of backup files
-INITIAL_COUNT=$(sudo su "${SCRIPT_USER}" -c "ls ${PATH_TO_BACKUPS}|wc -l")
-vecho "Initial backup file count:  ${INITIAL_COUNT}"
-case ${INITIAL_COUNT} in
-    ''|*[!0-9]*) # Make sure variable is a number
-        echo "Bad initial count of backups:  ${INITIAL_COUNT}.  Backup was not performed."
-        exit 1
-    ;;
-esac
-
-# Run the backup script
-# stderr is not captured with $(), so use array/eval to run backup.sh silently
-SCRIPT_CMD_ARRAY=(sudo su - "${SCRIPT_USER}" "-c \"cd ~ ; ${PATH_TO_SCRIPT}\"" )
-vecho "Run Script:  ${SCRIPT_CMD_ARRAY[*]}"
-if [[ "${VERBOSE}" == "TRUE" ]]; then
-    eval "${SCRIPT_CMD_ARRAY[*]}"
-else
-    eval "${SCRIPT_CMD_ARRAY[*]} &>/dev/null"
-fi
-SCRIPT_RETURN=$?
-vecho "The script returned:  ${SCRIPT_RETURN}"
-if ! [[ "${SCRIPT_RETURN}" -eq 0 ]] ; then
-    echo "Backup script failed.  Cleanup was not performed."
-    exit 1
-fi
-
-# Get new count of backup files and check that a new one was created
-NEW_COUNT=$(sudo su "${SCRIPT_USER}" -c "ls ${PATH_TO_BACKUPS}|wc -l")
-vecho "Post-run backup file count:  ${NEW_COUNT}"
-case ${NEW_COUNT} in
-    ''|*[!0-9]*) # Make sure variable is a number
-        echo "Bad after-script count of backups:  ${NEW_COUNT}.  Cleanup was not performed."
-        exit 1
-    ;;
-esac
-if ! [[ "${NEW_COUNT}" -gt "${INITIAL_COUNT}" ]] ; then
-    echo "Backup did not seem to create new file.  Cleanup was not performed."
-    exit 1
-fi
-
-# Check if we have too many backup files and delete until we don't
-while [ "${NEW_COUNT}" -gt "${BACKUP_COUNT}" ] ; do
-    vecho "There are more than ${BACKUP_COUNT} files:  delete oldest file."
-    # Get the list of files sorted by change date and get the last one
-    FILE_TO_DELETE=$(sudo su "${SCRIPT_USER}" -c "ls ${PATH_TO_BACKUPS} --sort=time --time=ctime|tail -1")
-    vecho "File to delete:  ${FILE_TO_DELETE}"
-    case ${FILE_TO_DELETE} in
-    ''|*[!0-9a-zA-Z._-]*) # Make sure variable uses only limited characters
-        echo "Filename contains unexpected characters.  Cleanup cancelled."
-        exit 1
-    ;;
-    esac
-    # Delete the file
-    RM_OUT=$(sudo su "${SCRIPT_USER}" -c "rm -fv --interactive=never '${PATH_TO_BACKUPS}/${FILE_TO_DELETE}'")
-    vecho "rm output:  ${RM_OUT}"
-    if [[ -f ${PATH_TO_BACKUPS}/${FILE_TO_DELETE} ]] ; then
-        echo "Backup file ${PATH_TO_BACKUPS}/${FILE_TO_DELETE} did not delete.  Cancelling cleanup."
-        exit 1
-    fi
-    # Get the updated count
-    INITIAL_COUNT=${NEW_COUNT}
-    NEW_COUNT=$(sudo su "${SCRIPT_USER}" -c "ls ${PATH_TO_BACKUPS}|wc -l")
-    vecho "Updated backup file count:  ${NEW_COUNT}"
-    case ${NEW_COUNT} in
-        ''|*[!0-9]*) # Make sure variable is a number
-            echo "Error getting new count of backups.  Cleanup was cancelled."
-            exit 1
-        ;;
-    esac
-    if ! [[ "${NEW_COUNT}" -lt "${INITIAL_COUNT}" ]] ; then
-        echo "Cleanup did not seem to remove old file.  Cleanup was cancelled."
-        exit 1
-    fi
-done
-vecho "After cleanup, ${NEW_COUNT} files remain with a maximum of ${BACKUP_COUNT}."
-vecho "Backup and cleanup complete."
-exit 0