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Ansible Vault Basics
Ansible Vault Basics Recommended: useno_log: trueIn the playbook to prevent sensitive information from appearing in verbose output and logs. Encryption with Ansible Vault ONLY protects ‘data at rest’. Once the content is decrypted (‘data in use’) it is no longer encrypted. Encrypt File Edit Encrypted File View Encrypted File Decrypt File Encrypt String Decrypt String…
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Setup Free Raspberry Pi 4 Minecraft Java Server Pinecraft
Setup Free Raspberry Pi 4 Minecraft Java Server Pinecraft Prerequisites Install Check Status Connect to Server Console Session Exit the Server Console Session List Screen Sessions Related Links Prerequisites Ubuntu Server 64bitCan be installed using Raspberry Pi Imager Install Cloning into ‘pinecraft’… remote: Enumerating objects: 447, done. remote: Counting objects: 100% (447/447), done. remote: Compressing…
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~/.ssh/config Essentials
~/.ssh/config Essentials Edit Samples Related Links Edit Samples Related Specify an SSH key for git push for a given Domain /etc/ssh/sshd_config Essentials How to Enable SSH on Ubuntu Working With SSH Keys SSH Tunneling Essentials IP Tables Essentials Set Static IP Address on Raspberry Pi OS Create a Password Hash Hashing in Windows Create Basic…
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Nano Essentials
Nano Essentials Install Commands File Handling Editing Search and Replace Deletion Operations Moving Around Special Movement Information Various Related Links Install Commands File Handling Ctrl+S Save current file Ctrl+O Offer to write file (“Save as”) Ctrl+R Insert a file into current one Ctrl+X Close buffer, exit from nano Editing Ctrl+K Cut current line into cutbuffer…
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How to Auto Start Applications in Raspberry Pi OS
How to Auto Start Applications in Raspberry Pi OS After Logging in to the GUI.Unlike Auto Starting Applications in Ubuntu. Raspberry Pi OS does not have a GUI tool to set it up Configure Startup Order Adding Delay Related Links Configure Create a Auto Start File Configure Auto Start File Fill outName: MumbleExec: /usr/bin/mumble mumble://TestUser@server.com:23840/Open%20Talk/Subchannel%20A/?version=1.2.0…
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How to Auto Start Applications in Ubuntu
How to Auto Start Applications in Ubuntu Prerequisites Install Startup Order Adding Delay Related Links Prerequisites gnome-session-properties Install Reading package lists… Done Building dependency tree Reading state information… Done gnome-startup-applications is already the newest version (3.36.0-2ubuntu1). 0 to upgrade, 0 to newly install, 0 to remove and 45 not to upgrade. Configure Fill outName: MumbleCommand:…
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What is Filling up my Disk Space
What is Filling up my Disk Space Linux NCDU Exclude Delete Related Links Linux Be careful not to have files inside a directory such as /tmp and then mounting a volume on /tmp.The files will be hidden and inaccessible to the commands below NCDU ncdu 1.13 ~ Use the arrow keys to navigate, press ?…
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Hostapd Essentials
Hostapd Essentials Install Start Hostapd Stop Hostapd Configure Hostapd Config Example Hostapd Options Related Links Hostadp Host Access Point Daemon.Userspace access point for turning network interface cards into Access Points and authentication servers. Install Start Hostapd Stop Hostapd Configure Hostapd Config Example Hostapd Options To use the 5 GHz band, you can change the operations…
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IP Tables Essentials
IP Tables Essentials Add Masquerade for outbound traffic on eth0 Save IP Tables Rules Install Rules on Boot Related Links Add Masquerade for outbound traffic on eth0 Save IP Tables Rules Install Rules on Boot add above exit 0 Related dnsmasq Essentials Linux IP Essentials Enable IP Forwarding in Linux /etc/ssh/sshd_config Essentials Cisco AnyConnect VPN…
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dnsmasq Essentials
dnsmasq Essentials Related Links dnsmasq is a lightweight DNS, DHCP, router advertisement and network boot application Install Reading package lists… Done Building dependency tree Reading state information… Done The following NEW packages will be installed: dnsmasq 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded. Need to get 16.5 kB of archives.…
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Set Static IP Address on Raspberry Pi OS
Set Static IP Address on Raspberry Pi OS Edit /etc/dhcpcd.conf Sample-Config Related Links Edit /etc/dhcpcd.conf Sample Config Add to the end of the file Related Linux IP Essentials Enable IP Forwarding in Linux /etc/ssh/sshd_config Essentials Cisco AnyConnect VPN Client on Raspberry Pi chmod Essentials Linux Users Linux Groups Links
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/etc/ssh/sshd_config Essentials
SSH Essentials Restricting Login to Certain Users Restricting Login to Certain Groups Related Links Restricting Login to Certain Users Restricting Login to Certain Groups Related Specify an SSH key for git push for a given Domain How to Enable SSH on Ubuntu Working With SSH Keys SSH Tunneling Essentials Linux Users Linux Groups YAML Essentials…
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Cisco AnyConnect VPN Client on Raspberry Pi
Cisco AnyConnect VPN Client on Raspberry Pi Install VPN Client Connecting Check Disconnect Related Links Install VPN Client Reading package lists… Done Building dependency tree Reading state information… Done The following additional packages will be installed: libopenconnect5 libstoken1 libtomcrypt1 libtss2-esys0 libtss2-udev vpnc-scripts Suggested packages: dnsmasq The following NEW packages will be installed: libopenconnect5 libstoken1 libtomcrypt1…