Bash Basics
0 likes • Nov 19, 2022
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echo -e ${PATH//:/\\n} | awk '{print length, $0}' | sort -n | cut -f2- -d' '
#!/bin/bash#Originally made by Isaac Cook https://gist.github.com/icook/5400173#Modified by Leif Messinger#upload_key.sh [server_ip [server2_ip [...]]]#To be run locally on a linux computerif [ -e ~/.ssh/id_rsa.pub ];thenecho "SSH Key already exists on local machine"elseecho "Generating SSH key on local machine"ssh-keygen -t rsa #generates id_rsa and id_rsa.pubchmod -R 700 ~/.ssh #Sets permissions of ssh folderssh-add #Adds keys (and passwords?) to ssh_agent. (hopefully doesn't require password)fiecho "Loading client public key into memory"pubKey=$(<~/.ssh/id_rsa.pub)for serverdoecho "Adding client public key to $server remote server authorized keys"#Idiot Isaac Cook didn't know about ssh-copy-id#ssh-copy-id even checks if your key already exists#In fairness, I didn't either until researching ssh-addssh-copy-id -i ~/.ssh/id_rsa.pub $server #In theory, this should prompt for a username#ssh $server "mkdir -p ~/.ssh; #Make the folder if not already made# echo \"$pubKey\" >> ~/.ssh/authorized_keys; #Append your public key to the server's authorized_keys# chmod 700 ~/.ssh && chmod 600 ~/.ssh/authorized_keys" #Set the correct permissions of those files#echo "Adding server public key to local authorized keys"#ssh $server "ssh-copy-id -i ~/.ssh/id_rsa.pub \$SSH_CLIENT" #this might need some awk, as $SSH_CLIENT spits out clientip portnumberecho "Displaying server public key"ssh $server "cat ~/.ssh/id_rsa.pub"#Though, he did give me a good ideaecho "Displaying keys authorized on $server (you can paste them in your authorized_keys file)"ssh $server "cat ~/.ssh/authorized_keys"#echo "Appending keys authorized on $server to your local authorized_keys"#ssh $server "cat ~/.ssh/authorized_keys" >> ~/.ssh/authorized_keysdoneecho "SSH keys schronized successfully!"
#!/bin/bash#cpcmd.sh [file1 [file2...]]#Prints out the commands needed to copy the file to your local machine#This will work on any server that also has the same hostname as in your hosts file.#I should update this to detect if a file is a directory, and enable recursion for those commands. If you do it now, it will probably just warn you.if [ -n "$1" ]; thenwhile [ -n "$1" ]; doprintf "scp \"$(whoami)@$(hostname):"printf `readlink -f $1`printf "\" .\n"shiftdoneelseecho "scp \"$(whoami)@$(hostname):$PWD/*\" ."fi
#!/bin/bash#Installs the Vulkan library and other goodies. Works on Arch and Arch based distros. Needs pacman and makepkginstallVulkan(){#Tries installing every linux package in existencepackages=( vulkan-tools libvulkan-dev vulkan-loader-devel vulkan-validation-layers spirv-tools mesa-vulkan-devel vulkan-validation-layers-devel )for package in ${packages[*]}; dosudo pacman --noconfirm -S $packagedone}installLibraries(){#All of these packages don't exist, so we have to download and install the AUR packages#packages=( libglfw3-dev glfw-devel libglm glm-devel )#for package in ${packages[*]}; do# sudo pacman --noconfirm -S $package#donesudo git clone https://aur.archlinux.org/glfw-git.git /tmp/glfw-gitsudo chmod 777 /tmp/glfw-gitcd /tmp/glfw-gitmakepkg -sisudo git clone https://aur.archlinux.org/glm-git.git /tmp/glm-gitsudo chmod 777 /tmp/glm-gitcd /tmp/glm-gitmakepkg -si}installShaderCompiler(){#Basically installs glslcsudo pacman -S shaderc}while true; doselect bruh in installVulkan installLibraries installShaderCompiler "exit"; do$bruhdonedone
#diskRipper.sh by Leif Messinger#For use on debian, where your cds aren't immediately mountedwall "CD inserted boss"set -x #echo oncdDrivePath=$(ls -l /dev/cdrom | awk '{print $NF}')#CD could have no label, so that's why I need awkcdLabel=$(lsblk -n "/dev/$cdDrivePath" -o label)if [[ ! -z "$cdLabel" ]]; then #CD has labelfolderName=$cdLabelecho "The cd label is ${folderName}"if mkdir ./cds/"${folderName}"; then #Folder didn't exist beforesudo mount /dev/cdrom ./.cdmountpointsudo cp -r ./.cdmountpoint/* "./cds/${folderName}"sudo chmod -R 777 "./cds/${folderName}"sudo umount ./.cdmountpointejectwall "CD done and ejecting"elsewall "Already read that cd, skipped"fielsewall "CD had no label, skipped"fi
## Austin Leath# checks for /Desktop symlink. Creates the symlink if it doesnt already exist##Fetch the target user if desired, otherwise use the currently logged in user.if [ "$4" != "" ]; thenTARGET_USER=$4elseTARGET_USER=$3fiif [ "$5" != "" ]; thenDIRECTORY_NAME=$5elseTARGET_USER="$3 Desktop"fi# FunctionsCHECK_SYMLINK() {if test -f "/Desktop"; thenecho "/Desktop exists"elseecho "/Desktop does not exist"fi}CHECK_SYNTHETIC_CONF() {if test -f "/etc/synthetic.conf"; thenecho "/etc/synthetic.conf exists"elseecho "/etc/synthetic.conf does not exist"fi}CREATE_SYMLINK() {if [[ $(CHECK_SYNTHETIC_CONF) != "/etc/synthetic.conf exists" ]]; thenecho "/etc/synthetic.conf does not exist. creating.."touch /etc/synthetic.confchown -R root:wheel /etc/synthetic.conffiif grep -q "$DIRECTORY_NAME" /etc/synthetic.conf; thenecho "$DIRECTORY_NAME already exists"exit 1elseecho "$DIRECTORY_NAME\t/Users/$TARGET_USER/Desktop" >> /etc/synthetic.conffiecho "/Desktop symbolic link created"}if [[ $(CHECK_SYMLINK) != "/Desktop exists" ]]; thenCREATE_SYMLINKfiexit 0