#!/bin/bash #################################################################################################### #### author: SlickStack ############################################################################ #### link: https://slickstack.io ################################################################### #### mirror: https://mirrors.slickstack.io/crons/13-cron-sometimes.txt ############################# #### path: /var/www/crons/13-cron-sometimes ######################################################## #### destination: n/a (not a boilerplate) ########################################################## #### purpose: SlickStack cron job *sometimes* (13/13) will run every ~2 months ##################### #### module version: Ubuntu 22.04 LTS ############################################################## #### sourced by: root crontab ###################################################################### #### bash aliases: ss cron 13, ss cron sometimes ################################################### #################################################################################################### ## NEVER MODIFY ROOT CRONTAB OR SLICKSTACK CRON JOBS OR YOUR STACK WILL STOP WORKING ## ## INSTEAD ADJUST INTERVAL_SS SETTINGS IN SS-CONFIG OR EDIT CUSTOM CRON FILES ## #################################################################################################### #### TABLE OF CONTENTS (13-Cron-Sometimes) ######################################################### #################################################################################################### ## this is a brief summary of the different code snippets you will find in this script ## ## each section should be commented so you understand what is being accomplished ## ## A. Validate (Restore) SS-Config ## B. Validate (Restore) SS-Functions ## C. Validate (Restore) SS-Check + SS-Worker ## D. Source SS-Config + SS-Functions (After Validated) ## E. Touch Timestamp File ## F. Run Custom Tasks (EDIT SOURCED FILES) ## G. Run Scheduled Tasks (DO NOT EDIT) ## H. Run Scheduled Reboot (DO NOT EDIT) ## I. Reset Permissions (SlickStack Core Scripts) ## J. Delete Lock File #################################################################################################### #### A. 13-Cron-Sometimes: Validate (Restore) SS-Config ############################################ #################################################################################################### ## THIS SNIPPET DOES NOT RELY ON SS-CONFIG OR SS-FUNCTIONS ## SNIPPET: ss core cron jobs ## this attempts to restore missing or damaged ss-config using a recent intact backup ## ## however it is not fool-proof since there is no way to verify all settings ## ## validate ss-config ## VALIDATE_SS_CONFIG=$(grep 'SS_BUILD' /var/www/ss-config) if [[ -z "$VALIDATE_SS_CONFIG" ]]; then SS_CONFIG_RECENT_BACKUPS=$(ls -1rta /var/www/backups/config/ss-config.bak* | tail -n1) SS_CONFIG_BEST_MATCH=$(grep -il 'SS_BUILD' "$SS_CONFIG_RECENT_BACKUPS") rm -rf /tmp/ss-config mv -f "$SS_CONFIG_BEST_MATCH" /tmp/ss-config VALIDATE_TMP_SS_CONFIG=$(grep 'SS_BUILD' /tmp/ss-config) if [[ -n "$VALIDATE_TMP_SS_CONFIG" ]]; then mv -f /tmp/ss-config /var/www/ss-config chown root:root /var/www/ss-config ## must be root:root chmod 0700 /var/www/ss-config ## 0700 means only root can execute fi rm -rf /tmp/ss-config fi #################################################################################################### #### B. 13-Cron-Sometimes: Validate (Restore) SS-Functions ######################################### #################################################################################################### ## THIS SNIPPET DOES NOT RELY ON SS-CONFIG OR SS-FUNCTIONS ## SNIPPET: ss-install, ss cron jobs ## UPDATED: 03APR2022 ## this attempts to restore missing or outdated ss-functions from our public mirrors ## ## we perform this check before ss-install runs and before any cron job tasks ## ## validate ss-functions ## VALIDATE_SS_FUNCTIONS=$(grep 'SS_EOF' /var/www/ss-functions 2> /dev/null) OUTDATED_SS_FUNCTIONS=$(find "/var/www/ss-functions" -mtime 2> /dev/null) if [[ -z "${VALIDATE_SS_FUNCTIONS}" ]] || [[ -n "${OUTDATED_SS_FUNCTIONS}" ]]; then rm -rf /tmp/ss-functions wget --no-check-certificate --no-cache --no-cookies --quiet --inet4-only --tries=3 --timeout=15 --waitretry=5 -O /tmp/ss-functions https://raw.githubusercontent.com/littlebizzy/slickstack/master/bash/ss-functions.txt VALIDATE_TMP_SS_FUNCTIONS=$(grep 'SS_EOF' /tmp/ss-functions 2> /dev/null) if [[ -n "${VALIDATE_TMP_SS_FUNCTIONS}" ]]; then mkdir -p /var/www > /dev/null 2>&1 mv -f /tmp/ss-functions /var/www/ss-functions chown root:root /var/www/ss-functions ## must be root:root chmod 0700 /var/www/ss-functions ## 0700 means only root can execute else wget --no-check-certificate --no-cache --no-cookies --quiet --inet4-only --tries=3 --timeout=15 --waitretry=5 -O /tmp/ss-functions https://gitlab.com/littlebizzy/slickstack/-/raw/master/bash/ss-functions.txt VALIDATE_TMP_SS_FUNCTIONS=$(grep 'SS_EOF' /tmp/ss-functions 2> /dev/null) if [[ -n "${VALIDATE_TMP_SS_FUNCTIONS}" ]]; then mkdir -p /var/www > /dev/null 2>&1 mv -f /tmp/ss-functions /var/www/ss-functions chown root:root /var/www/ss-functions ## must be root:root chmod 0700 /var/www/ss-functions ## 0700 means only root can execute else wget --no-check-certificate --no-cache --no-cookies --quiet --inet4-only --tries=3 --timeout=15 --waitretry=5 -O /tmp/ss-functions https://sourceforge.net/p/slickstack/code/ci/master/tree/bash/ss-functions.txt?format=raw mkdir -p /var/www > /dev/null 2>&1 mv -f /tmp/ss-functions /var/www/ss-functions chown root:root /var/www/ss-functions ## must be root:root chmod 0700 /var/www/ss-functions ## 0700 means only root can execute fi fi rm -rf /tmp/ss-functions fi #################################################################################################### #### C. 13-Cron-Sometimes: Validate (Restore) SS-Check + SS-Worker ################################# #################################################################################################### ## THIS SNIPPET DOES NOT RELY ON SS-CONFIG OR SS-FUNCTIONS ## SNIPPET: ss core cron jobs ## this attempts to restore damaged or outdated ss-check and ss-worker bash scripts ## ## they are critical to maintenance tasks and keeping ss core files updated ## ## validate ss-check ## VALIDATE_SS_CHECK=$(grep 'SS_EOF' /var/www/ss-check) OUTDATED_SS_CHECK=$(find "/var/www/ss-check" -mtime +1) if [[ -z "$VALIDATE_SS_CHECK" ]] || [[ -n "$OUTDATED_SS_CHECK" ]]; then rm -rf /tmp/ss-check wget --no-check-certificate -q -4 -t 1 -T 15 -O /tmp/ss-check https://raw.githubusercontent.com/littlebizzy/slickstack/master/bash/ss-check.txt VALIDATE_TMP_SS_CHECK=$(grep 'SS_EOF' /tmp/ss-check) if [[ -n "$VALIDATE_TMP_SS_CHECK" ]]; then mv -f /tmp/ss-check /var/www/ss-check chown root:root /var/www/ss-check ## must be root:root chmod 0700 /var/www/ss-check ## 0700 means only root can execute else wget --no-check-certificate -q -4 -t 3 -T 30 -O /tmp/ss-check https://gitlab.com/littlebizzy/slickstack/-/raw/master/bash/ss-check.txt mv -f /tmp/ss-check /var/www/ss-check chown root:root /var/www/ss-check ## must be root:root chmod 0700 /var/www/ss-check ## 0700 means only root can execute fi rm -rf /tmp/ss-check fi ## validate ss-worker ## VALIDATE_SS_WORKER=$(grep 'SS_EOF' /var/www/ss-worker) OUTDATED_SS_WORKER=$(find "/var/www/ss-worker" -mtime +1) if [[ -z "$VALIDATE_SS_WORKER" ]] || [[ -n "$OUTDATED_SS_WORKER" ]]; then rm -rf /tmp/ss-worker wget --no-check-certificate -q -4 -t 1 -T 15 -O /tmp/ss-worker https://raw.githubusercontent.com/littlebizzy/slickstack/master/bash/ss-worker.txt VALIDATE_TMP_SS_WORKER=$(grep 'SS_EOF' /tmp/ss-worker) if [[ -n "$VALIDATE_TMP_SS_WORKER" ]]; then mv -f /tmp/ss-worker /var/www/ss-worker chown root:root /var/www/ss-worker ## must be root:root chmod 0700 /var/www/ss-worker ## 0700 means only root can execute else wget --no-check-certificate -q -4 -t 3 -T 30 -O /tmp/ss-worker https://gitlab.com/littlebizzy/slickstack/-/raw/master/bash/ss-worker.txt mv -f /tmp/ss-worker /var/www/ss-worker chown root:root /var/www/ss-worker ## must be root:root chmod 0700 /var/www/ss-worker ## 0700 means only root can execute fi rm -rf /tmp/ss-worker fi #################################################################################################### #### D. 13-Cron-Sometimes: Source SS-Config + SS-Functions (After Validated) ####################### #################################################################################################### ## at this point we know that ss-config and ss-functions exist or have been restored ## ## so we source them now to carry on with custom and scheduled cron job tasks ## ## source ss-config ## source /var/www/ss-config ## source ss-functions ## source /var/www/ss-functions ## BELOW THIS RELIES ON SS-CONFIG AND SS-FUNCTIONS #################################################################################################### #### E. 13-Cron-Sometimes: Touch Timestamp File #################################################### #################################################################################################### ## this is a dummy timestamp file that will remember the last time this script was run ## ## it can be useful for developer reference and is sometimes used by SlickStack ## ## script timestamp ## ss_touch "${TIMESTAMP_13_CRON_SOMETIMES}" #################################################################################################### #### F. 13-Cron-Sometimes: Run Custom Tasks (EDIT SOURCED FILES) ################################### #################################################################################################### ## this will run custom shell commands that you can save in a reserved filename below ## ## carefully consider server resources and best practices before customizing ## ## run 13-cron-sometimes-custom ## source "${PATH_13_CRON_SOMETIMES_CUSTOM}" #################################################################################################### #### G. 13-Cron-Sometimes: Run Scheduled Tasks (DO NOT EDIT) ####################################### #################################################################################################### ## the below tasks will be called if configured to run at this interval in ss-config ## ## certain tasks are automatically called if the relevant interval is missing ## ## run ss-update-config if set to sometimes ## if [[ "${INTERVAL_SS_UPDATE_CONFIG}" == "sometimes" ]]; then source "${PATH_SS_UPDATE_CONFIG}" fi ## run ss-encrypt-openssl if set to sometimes ## if [[ "${INTERVAL_SS_ENCRYPT_OPENSSL}" == "sometimes" ]]; then source "${PATH_SS_ENCRYPT_OPENSSL}" fi ## run ss-encrypt-certbot if set to sometimes ## if [[ "${INTERVAL_SS_ENCRYPT_CERTBOT}" == "sometimes" ]]; then source "${PATH_SS_ENCRYPT_CERTBOT}" fi ## run ss-install-adminer if set to sometimes ## if [[ "${INTERVAL_SS_INSTALL_ADMINER}" == "sometimes" ]]; then source "${PATH_SS_INSTALL_ADMINER}" fi ## run ss-install-wordpress-cli if set to sometimes ## if [[ "${INTERVAL_SS_INSTALL_WORDPRESS_CLI}" == "sometimes" ]]; then source "${PATH_SS_INSTALL_WORDPRESS_CLI}" fi ## run ss-install-clamav if set to sometimes ## if [[ "${INTERVAL_SS_INSTALL_CLAMAV}" == "sometimes" ]]; then source "${PATH_SS_INSTALL_CLAMAV}" fi ## run ss-install-ubuntu-utils if set to sometimes ## if [[ "${INTERVAL_SS_INSTALL_UBUNTU_UTILS}" == "sometimes" ]]; then source "${PATH_SS_INSTALL_UBUNTU_UTILS}" fi ## run ss-install-ufw-packages if set to sometimes ## if [[ "${INTERVAL_SS_INSTALL_UFW_PACKAGES}" == "sometimes " ]]; then source "${PATH_SS_INSTALL_UFW_PACKAGES}" fi ## run ss-install-ufw-config if set to sometimes ## if [[ "${INTERVAL_SS_INSTALL_UFW_CONFIG}" == "sometimes" ]]; then source "${PATH_SS_INSTALL_UFW_CONFIG}" fi ## run ss-update-modules if set to sometimes ## if [[ "${INTERVAL_SS_UPDATE_MODULES}" == "sometimes" ]]; then source "${PATH_SS_UPDATE_MODULES}" fi ## run ss-install-ubuntu-swapfile if set to sometimes ## if [[ "${INTERVAL_SS_INSTALL_UBUNTU_SWAPFILE}" == "sometimes" ]]; then source "${PATH_SS_INSTALL_UBUNTU_SWAPFILE}" fi ## THESE TASKS MUST RUN LAST ## run ss-install-ubuntu-crontab if set to sometimes or if not defined (default) ## if [[ "${INTERVAL_SS_INSTALL_UBUNTU_CRONTAB}" == "sometimes" ]] || [[ -z "${INTERVAL_SS_INSTALL_UBUNTU_CRONTAB}" ]]; then source "${PATH_SS_INSTALL_UBUNTU_CRONTAB}" fi #################################################################################################### #### H. 13-Cron-Sometimes: Run Scheduled Reboot (DO NOT EDIT) ###################################### #################################################################################################### ## reboot task must come last in this cron job to avoid skipping other scheduled tasks ## ## we also force delete the cron lock file to ensure removal before rebooting ## ## run ss-reboot-machine if set to sometimes ## if [[ "$INTERVAL_SS_REBOOT_MACHINE" == "sometimes" ]]; then ss_rm "$LOCK_13_CRON_SOMETIMES" source "$PATH_SS_REBOOT_MACHINE" fi #################################################################################################### #### I. 13-Cron-Sometimes: Reset Permissions (SlickStack Scripts) ################################## #################################################################################################### ## we include this permissions reset in all cron jobs and bash scripts for redundancy ## ## chmod 0700 means only the root/sudo users can execute any SlickStack scripts ## ## THIS SNIPPET DOES NOT RELY ON SS-CONFIG OR SS-FUNCTIONS ## SNIPPET: ss bash scripts, ss cron jobs ## UPDATED: 02JUL2022 chown root:root /var/www/ss* ## must be root:root chown root:root /var/www/crons/*cron* ## must be root:root chown root:root /var/www/crons/custom/*cron* ## must be root:root chmod 0700 /var/www/ss* ## 0700 means only root/sudo can execute chmod 0700 /var/www/crons/*cron* ## 0700 means only root/sudo can execute chmod 0700 /var/www/crons/custom/*cron* ## 0700 means only root/sudo can execute #################################################################################################### #### J. 13-Cron-Sometimes: Delete Lock File ######################################################## #################################################################################################### ## here we delete the lock file associated with this cron job to clear the cron queue ## ## this is technically not necessary but we do it anyway for extra security ## ## delete lock ## ss_rm "${LOCK_13_CRON_SOMETIMES}" #################################################################################################### #### SlickStack: External References Used To Improve This Script (Thanks, Interwebz) ############### #################################################################################################### ## Ref: https://bash.cyberciti.biz/guide/Setting_up_permissions_on_a_script ## Ref: https://stackoverflow.com/questions/22861580/bash-script-check-if-a-file-contains-a-specific-line ## Ref: https://stackoverflow.com/questions/4749330/how-to-test-if-string-exists-in-file-with-bash/14201583 ## Ref: https://stackoverflow.com/questions/11287861/how-to-check-if-a-file-contains-a-specific-string-using-bash ## Ref: https://stackoverflow.com/questions/4749330/how-to-test-if-string-exists-in-file-with-bash- ## Ref: https://stackoverflow.com/questions/42377739/while-file-doesnt-contain-string-bash ## SS_EOF