Let's Install Healthchecks - Cron Job Monitoring Service

Uploaded August 2024 | Updated September 2026, 2 weeks ago

#Healthchecks #Cron #Linux

Full steps can be found at i12bretro.github.io/tutorials/0781.html

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What is Healthchecks?
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Healthchecks is a cron job monitoring service. It listens for HTTP requests and email messages ("pings") from your cron jobs and scheduled tasks ("checks"). When a ping does not arrive on time, Healthchecks sends out alerts.
Healthchecks comes with a web dashboard, API, 25+ integrations for delivering notifications, monthly email reports, WebAuthn 2FA support, team management features: projects, team members, read-only access. - github.com/healthchecks/healthchecks

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Installing HeathChecks
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   01. Log into the Linux device
   02. Run the following commands in the terminal
         # update software repositories
         sudo apt update
         # install available software updates
         sudo apt upgrade -y
         # install prerequisites
         sudo apt install git gcc python3-dev python3-venv libpq-dev -y
         # create a working directory
         mkdir healthchecks
         # change directory to the working directory
         cd healthchecks
         # prepare the working directory
         python3 -m venv hc-venv
         source hc-venv/bin/activate
         # install wheel
         pip3 install wheel
         # clone healthchecks from github
         git clone github.com/healthchecks/healthchecks.git
         # install healthchecks
         pip install -r healthchecks/requirements.txt
         # cd into ./healthchecks
         cd healthchecks
         # initialize database
         ./manage.py migrate
         # create an admin user
         ./manage.py createsuperuser
         # enter an email address
         # enter and confirm a password
         # run healthchecks server
         ./manage.py runserver
   03. Open a web browser and navigate to http://DNSorIP:8000
   04. Login with the admin account created earlier
   05. Welcome to HealthChecks

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Running Healthchecks as a Service
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   01. Go back to the open terminal and press CTRL+C to kill the running Healthchecks process
   02. Continue with the following commands
         # change directories back to home
         cd ~
         # move the healthchecks folder to opt
         sudo mv ./healthchecks /opt/
         # create healthchecks service file
         sudo nano /etc/systemd/system/healthchecks.service
   03. Paste the following configuration into healthchecks.service
         [Unit]
         Description=Healthchecks
         After=multi-user.target
         [Service]
         ExecStart=/opt/healthchecks/hc-venv/bin/python /opt/healthchecks/healthchecks/manage.py runserver
         Restart=always
         WorkingDirectory=/opt/healthchecks/healthchecks
         [Install]
         WantedBy=multi-user.target
   04. Press CTRL+O, Enter, CTRL+X to write the changes
   05. Continue with the following commands
         # reload systemd services
         sudo systemctl daemon-reload
         # start and enable the healthchecks service
         sudo systemctl enable healthchecks --now
   06. Back in the web browser refresh the Healthchecks page

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Lets Install Healthchecks - Cron Job Monitoring Service - On Linux

Install Lychee - Photo Management System - On Windows

$Install Lychee - Photo Management System - On Linux #Lychee #PhotoManagemer #Linux Full steps can be found at https://i12bretro.github.io/tutorials/0847.html What is Lychee? Lychee is a free photo-management tool, which runs on your server or web-space. Installing is a matter of seconds. Upload, manage and share photos like from a native application. Lychee comes with everything you need and all your photos are stored securely. - https://lycheeorg.github.io/ Installation 01. Log into the Linux device 02. Run the following commands in a terminal window: # update software repositories sudo apt update # install available software updates sudo apt upgrade -y # install prerequisites sudo apt install curl wget zip -y # install Apache HTTPD and MySQL sudo apt install apache2 mariadb-server mariadb-client -y # install PHP components sudo apt install php php-common php-mysqli php-mysql php-pdo-mysql php-bcmath php-gd php-xsl php-mbstring php-dom php-imagick php-xml -y # configure the MySQL database sudo su mysql_secure_installation 03. Press Enter to login as root 04. Type N and press Enter to not switch to unix socket authentication 05. Type Y and press Enter to set a root password, type the password twice to confirm 06. Type Y and press Enter to remove anonymous users 07. Type Y and press Enter to disallow root login remotely 08. Type Y and press Enter to remove the test database 09. Type Y and press Enter to reload privilege tables 10. Run the following command to login into MySQL: mysql -u root -p 11. Authenticate with the root password set earlier 12. Run the following commands to create the Lychee database and database user CREATE DATABASE lychee; GRANT ALL ON lychee.* to lychee_rw@localhost IDENTIFIED BY Lych33!; FLUSH PRIVILEGES; EXIT; exit 13. Continue with the following commands: # fetch the latest download URL regex=browser_download_url: (https://github.com/LycheeOrg/Lychee/releases/download/[^/]*/[^/]*.zip) && response=$(curl -H Accept: application/vnd.github.v3+json https://api.github.com/repos/LycheeOrg/Lychee/releases/latest) && [[ $response =~ $regex ]] && downloadURL=${BASH_REMATCH[1]} # download the latest release wget -O /tmp/lychee.zip $downloadURL # extract the downloaded zip to /var/www sudo unzip /tmp/lychee.zip -d /var/www # rename the extracted folder sudo mv /var/www/Lychee* /var/www/lychee # set the owner of the lychee directory sudo chown -R www-data:www-data /var/www/lychee # create lychee apache configuration sudo nano /etc/apache2/sites-available/lychee.conf 14. Paste the following configuration into lychee.conf Alias /lychee /var/www/lychee/public ≪Directory /var/www/lychee/public≫ # enable the .htaccess rewrites AllowOverride All Order allow,deny Allow from All ≪/Directory≫ 15. Press CTRL+O, Enter, CTRL+X to write the changes 16. Run the following command to enable the lychee site # enable rewrite module sudo a2enmod rewrite # enable the lychee site sudo a2ensite lychee # restart the apache2 service sudo systemctl restart apache2 Lychee Web Installer 01. Open a web browser and navigate to http://DNSorIP/lychee 02. Click Next at the Lychee welcome screen 03. Click Next at the Requirements Check 04. Click Next at the Permissions Check 05. Update at least the following values in the APP_URL=http://DNSorIP APP_DIR=/lychee DB_CONNECTION=mysql DB_HOST=localhost DB_PORT=3306 DB_DATABASE=lychee DB_USERNAME=lychee_rw DB_PASSWORD=Lych33! 06. Click Save ≫ Click Install 07. Once the installation completes click Set up admin account 08. Enter a Username ≫ Enter and confirm a Password ≫ Click Create admin account 09. Click Open Lychee 10. Welcome to Lychee Documentation: https://lycheeorg.github.io/docs/#installation ### Connect with me and others ### ★ Discord: https://discord.com/invite/EzenvmSHW8 ★ Reddit: https://reddit.com/r/i12bretro ★ Twitter: https://twitter.com/i12bretro$ $Running AirSonic in Docker #Airsonic #Stream #Docker Full steps can be found at https://i12bretro.github.io/tutorials/0516.html What is AirSonic Airsonic is a free, web-based media streamer, providing ubiquitous access to your music. Use it to share your music with friends, or to listen to your own music while at work. You can stream to multiple players simultaneously, for instance to one player in your kitchen and another in your living room. - https://airsonic.github.io/ Installing Docker 01. Log into the Linux based device 02. Run the following commands in the terminal # install prerequisites sudo apt install apt-transport-https ca-certificates curl software-properties-common gnupg-agent -y # add docker gpg key curl -fsSL https://download.docker.com/linux/$(awk -F= /^ID=/{ print $NF } /etc/os-release)/gpg | sudo apt-key add - # add docker software repository sudo add-apt-repository deb [arch=$(dpkg print-architecture)] https://download.docker.com/linux/$(awk -F= /^ID=/{ print $NF } /etc/os-release) $(lsb_release -cs) stable # install docker sudo apt install docker-ce docker-compose containerd.io -y # enable and start docker service sudo systemctl enable docker && sudo systemctl start docker # add the current user to the docker group sudo usermod -aG docker $USER # reauthenticate for the new group membership to take effect su - $USER Running AirSonic 01. Now that Docker is installed, run the following commands to setup the AirSonic Docker container and run it # create working directories mkdir /home/$USER/docker/airsonic/data -p && mkdir /home/$USER/docker/airsonic/music -p && mkdir /home/$USER/docker/airsonic/playlists -p && mkdir /home/$USER/docker/airsonic/podcasts -p # run the airsonic container docker run -d name=airsonic -v /home/$USER/docker/airsonic/data:/airsonic/data -v /home/$USER/docker/airsonic/music:/airsonic/music -v /home/$USER/docker/airsonic/playlists:/airsonic/playlists -v /home/$USER/docker/airsonic/podcasts:/airsonic/podcasts -p 4040:4040 airsonic/airsonic 02. Open a web browser and navigate to http://DNSorIP:4040 03. Login to AirSonic with username admin and password admin 04. Welcome to AirSonic running in a Docker container 05. Click the Change administrator password link 06. Check the Change password box 07. Input the new password twice and click the Save button Documentation: https://hub.docker.com/r/airsonic/airsonic ### Connect with me and others ### ★ Discord: https://discord.com/invite/EzenvmSHW8 ★ Reddit: https://reddit.com/r/i12bretro ★ Twitter: https://twitter.com/i12bretro$

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$Run Mattermost - Secure Collaboration Platform - in Docker #Mattermost #Collaboration #Docker Full steps can be found at https://i12bretro.github.io/tutorials/0889.html What is Mattermost? Mattermost is a secure collaboration platform for accelerating mission-critical collaborative work. The platform is built to meet the custom needs of technical and operational teams in rigorous and complex environments, including government, defense, and critical infrastructure. Mattermost gives organizations full control over their data with self-hosted and private deployment options and access to the source code. - https://docs.mattermost.com/about/product.html Installing Docker 01. Log into the Linux based device 02. Run the following commands in the terminal # install prerequisites sudo apt install apt-transport-https ca-certificates git curl software-properties-common gnupg-agent -y # add docker gpg key curl -fsSL https://download.docker.com/linux/$(awk -F= /^ID=/{ print $NF } /etc/os-release)/gpg | sudo apt-key add - # add docker software repository sudo add-apt-repository deb [arch=$(dpkg print-architecture)] https://download.docker.com/linux/$(awk -F= /^ID=/{ print $NF } /etc/os-release) $(lsb_release -cs) stable # install docker sudo apt install docker-ce docker-compose containerd.io -y # enable and start docker service sudo systemctl enable docker && sudo systemctl start docker # add the current user to the docker group sudo usermod -aG docker $USER # reauthenticate for the new group membership to take effect su - $USER Running Mattermost 01. Now that Docker is installed, run the following commands to setup the Mattermost Docker container and run it # clone git repo git clone https://github.com/mattermost/docker ~/docker/mattermost # create working directories mkdir ~/docker/mattermost/{config,data,logs,plugins,client/plugins,bleve-indexes} -p # create a copy of .env cp ~/docker/mattermost/env.example ~/docker/mattermost/.env # set owner of working directories sudo chown $USER:$USER ~/docker -R # allow the container to write to working directories sudo chmod a+rwx -R ~/docker/mattermost # replace default paths sudo sed -i s|/volumes|| ~/docker/mattermost/.env # edit .env nano ~/docker/mattermost/.env 02. Modify at least the following values in .env to suit your needs DOMAIN=ubuntuserver.local TZ=America/New_York POSTGRES_USER=mattermost_rw POSTGRES_PASSWORD=Matt3rM0st 03. Press CTRL+O, Enter, CTRL+X to write the changes to .env 04. Continue with the following commands # cd to matter most directory cd ~/docker/mattermost # run mattermost container sudo docker compose -f docker-compose.yml -f docker-compose.without-nginx.yml up -d 05. Open a web browser and navigate to http://DNSorIP:8065 06. Click the View in Browser button 07. Complete the form to create an account 08. Enter an Organization Name ≫ Click Continue 09. Complete the remaining prompts or choose to skip 10. Welcome to Mattermost running in Docker Source: https://docs.mattermost.com/install/install-docker.html ### Connect with me and others ### ★ Discord: https://discord.com/invite/EzenvmSHW8 ★ Reddit: https://reddit.com/r/i12bretro ★ Twitter: https://twitter.com/i12bretro$ $Install AirSonic on Debian Linux #Airsonic #Stream #Linux Full steps can be found at https://i12bretro.github.io/tutorials/0517.html What is AirSonic Airsonic is a free, web-based media streamer, providing ubiquitous access to your music. Use it to share your music with friends, or to listen to your own music while at work. You can stream to multiple players simultaneously, for instance to one player in your kitchen and another in your living room. - https://airsonic.github.io/ 01. Log into the Linux device 02. Run the following commands in a terminal window: # update software repositories sudo apt update # install openjdk sudo apt install default-jdk -y # set java-home sudo update-alternatives config java # create tomcat group and user sudo mkdir /var/lib/tomcat9 sudo groupadd tomcat sudo useradd -s /bin/false -g tomcat -d /var/lib/tomcat9 tomcat # lookup the latest tomcat 9 release regex=≪a href=v[^/]*/≫v([^/]*)/≪/a≫ && response=$(curl -s https://downloads.apache.org/tomcat/tomcat-9/?C=M;O=D) && [[ $response =~ $regex ]] && downloadURL=${BASH_REMATCH[1]} # download tomcat 9 curl -O https://downloads.apache.org/tomcat/tomcat-9/v$downloadURL/bin/apache-tomcat-$downloadURL.tar.gz # extract tomcat 9 sudo tar xzvf apache-tomcat-9*tar.gz -C /var/lib/tomcat9 strip-components=1 # create directories and set permissions sudo mkdir /var/airsonic/ sudo chown -R tomcat:tomcat /var/airsonic/ cd /var/lib/tomcat9 sudo chgrp -R tomcat /var/lib/tomcat9 sudo chmod -R g+r conf sudo chmod g+x conf sudo chown -R tomcat webapps/ work/ temp/ logs/ # run tomcat as a service sudo update-java-alternatives -l sudo nano /etc/systemd/system/tomcat.service v[^/]*/ 03. v[^/]*/ v[^/]*/ v[^/]*/ v[^/]*/ v[^/]*/ v[^/]*/ v[^/]*/ v[^/]*/ v[^/]*/ v[^/]*/ v[^/]*/ v[^/]*/ v[^/]*/ 04. v[^/]*/ v[^/]*/ v[^/]*/ Install AirSonic 01. v[^/]*/ v[^/]*/ v[^/]*/ 02. v[^/]*/ 03. v[^/]*/ 04. v[^/]*/ 05. v[^/]*/ 06. v[^/]*/ 07. v[^/]*/ v[^/]*/ https://airsonic.github.io/docs/install/war-tomcat/ ### Connect with me and others ### ★ Discord: https://discord.com/invite/EzenvmSHW8 ★ Reddit: https://reddit.com/r/i12bretro ★ Twitter: https://twitter.com/i12bretro$

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$Run Odoo - Open Source Business Application Suite - in Docker #Odoo #Business #Docker Full steps can be found at https://i12bretro.github.io/tutorials/0922.html What is Odoo? Odoo is a suite of web based open source business apps. The main Odoo Apps include an Open Source CRM, Website Builder, eCommerce, Warehouse Management, Project Management, Billing & Accounting, Point of Sale, Human Resources, Marketing, Manufacturing. Odoo Apps can be used as stand-alone applications, but they also integrate seamlessly so you get a full-featured Open Source ERP when you install several Apps. - https://github.com/odoo/odoo Installing Docker 01. Log into the Linux host and run the following commands in a terminal window # install prerequisites sudo apt install apt-transport-https ca-certificates curl software-properties-common gnupg-agent -y # add docker gpg key curl -fsSL https://download.docker.com/linux/$(awk -F= /^ID=/{ print $NF } /etc/os-release)/gpg | sudo apt-key add - # add docker software repository sudo add-apt-repository deb [arch=$(dpkg print-architecture)] https://download.docker.com/linux/$(awk -F= /^ID=/{ print $NF } /etc/os-release) $(lsb_release -cs) stable # install docker sudo apt install docker-ce docker-compose containerd.io -y # enable and start docker service sudo systemctl enable docker && sudo systemctl start docker # add the current user to the docker group sudo usermod -aG docker $USER # reauthenticate for the new group membership to take effect su - $USER Running Odoo Container 01. Continue with the following commands in a terminal window # create working directories mkdir ~/docker/odoo/data/{sessions,addons} -p && mkdir ~/docker/postgresql -p # set owner of docker directory sudo chown $USER:$USER ~/docker -R # allow the container to write to working directories sudo chmod a+rwx -R ~/docker/odoo # create containers network docker network create containers # run the postgesql container docker run -d name postgres -p 5432:5432 -e POSTGRES_USER=odoo_rw -e POSTGRES_PASSWORD=0dooDB_rw$ -e POSTGRES_DB=odoo -v ~/docker/postgresql:/var/lib/postgresql/data restart=unless-stopped postgres:latest # run the odoo container temporarily docker run -d name odoo -v ~/docker/odoo/data:/var/lib/odoo -p 8069:8069 -e HOST=172.17.0.1 -e PORT=5432 -e USER=odoo_rw -e PASSWORD=0dooDB_rw$ restart=unless-stopped odoo # copy odoo.conf from the container docker cp odoo:/etc/odoo/odoo.conf ~/docker/odoo/odoo.conf # remove the running odoo container docker rm odoo -f # add the database name to odoo.conf echo -e ndb_name = odoo ≫≫ ~/docker/odoo/odoo.conf # rerun odoo with the updated conf file docker run -d name odoo -v ~/docker/odoo/data:/var/lib/odoo -v ~/docker/odoo/odoo.conf:/etc/odoo/odoo.conf -p 8069:8069 -e HOST=172.17.0.1 -e PORT=5432 -e USER=odoo_rw -e PASSWORD=0dooDB_rw$ restart=unless-stopped odoo -i INIT 02. 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Run the following commands in the terminal # install prerequisites sudo apt install apt-transport-https ca-certificates curl software-properties-common gnupg-agent -y # add docker gpg key curl -fsSL https://download.docker.com/linux/$(awk -F= /^ID=/{ print $NF } /etc/os-release)/gpg | sudo apt-key add - # add docker software repository sudo add-apt-repository deb [arch=$(dpkg print-architecture)] https://download.docker.com/linux/$(awk -F= /^ID=/{ print $NF } /etc/os-release) $(lsb_release -cs) stable # install docker sudo apt install docker-ce docker-compose containerd.io -y # enable and start docker service sudo systemctl enable docker && sudo systemctl start docker # add the current user to the docker group sudo usermod -aG docker $USER # reauthenticate for the new group membership to take effect su - $USER Running Seafile 01. Now that Docker is installed, run the following commands to setup the Seafile Docker container and run it # create working directories mkdir ~/docker/mariadb -p && mkdir ~/docker/seafile # set owner of working directories sudo chown $USER:$USER ~/docker -R # create containers network docker network create containers # run the mariadb docker container docker run -d name mariadb network containers -e MYSQL_ROOT_PASSWORD=r00tp@ss -v ~/docker/mariadb:/var/lib/mysql restart=unless-stopped mariadb:latest # run the seafile docker container docker run -d name seafile network containers -p 8080:80 -e DB_HOST=mariadb -e DB_ROOT_PASSWD=r00tp@ss -e TIME_ZONE=America/New_York -v ~/docker/seafile:/shared restart=unless-stopped seafileltd/seafile-mc:11.0-latest Seafile Setup 01. Open a web browser and navigate to http://DNSorIP:8080 02. Login with the username me@example.com and password asecret 03. Click the profile icon at the top right of the screen ≫ System Admin 04. 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