Working on aliases

babygram/Xmodmap

@@ -0,0 +1,9 @@
+!keycode 97 = Control_R NoSymbol Control_R
+!add control = Control_R
+
+! Map right control to Home for tmux.
+keycode 97 = F1
+
+keycode 64 = Alt_L Meta_L Alt_L Meta_L
+keycode 108 = Alt_R Meta_R Alt_R Meta_R
+

bash_aliases

@@ -0,0 +1,75 @@
+# Filesystem navigation.
+alias l="ls -lhF --color=always"
+alias ll="ls -AlhF --color=always"
+alias lz="ls -AlhFZ --color=always"
+
+mcd() {
+	mkdir -p "$1" && cd "$1"
+}
+cdl() {
+	cd "$1" &&	ls -lhF --color=always
+}
+cdll() {
+	cd "$1" && ls -AlhF --color=always
+}
+
+
+# Aliases for Python venv management.
+alias activate="source .venv/bin/activate"
+alias mkvenv="python3 -m venv .venv"
+
+# Aliases for common podman/podman compose tasks.
+alias pcup="podman-compose up"
+alias pcupd="podman-compose up -d"
+alias pcdown="podman-compose down"
+alias pps="podman ps"
+alias ccedit="nano container-compose.yaml"
+
+# Enable/disable NGINX sites defined in /etc/nginx/sites-available
+# by symlinking it to (or unlinking it from) /etc/nginx/sites-enabled.
+nginx-enable(){
+	sudo ln -s "/etc/nginx/sites-available/$1.conf" "/etc/nginx/sites-enabled/$1.conf"
+}
+nginx-disable(){
+	sudo rm "/etc/nginx/sites-enabled/$1.conf"
+}
+
+# In a subdirectory of /srv/{USER}, run a command as USER.
+alias srvdo='sudo -u $(pwd | cut -d "/" -f3) '
+
+create-service-user(){
+	# Accepts input in service_name:uid format. Assumes gid=uid.
+	service=$(echo $1 | cut -d ':' -f1)
+	uid=$(echo $1 | cut -d ':' -f2)
+	echo "Creating service user $service ($uid)"
+
+	# Create group if not exists.
+	echo Running groupadd...
+	getent group $service || sudo groupadd --system --gid "$uid" "$service"
+
+	# Create user if not exists.
+	echo Running useradd...
+	getent passwd $service || sudo useradd --system --uid "$uid" --gid "$uid" \
+		--home-dir /var/lib/$service \
+		--create-home \
+		--shell /sbin/nologin \
+		"$service"
+
+	# Create a directory in /srv for the service.
+	echo Creating directory in /srv ...
+	sudo mkdir -p /srv/$service
+	sudo chown -R $service:$service /srv/$service
+	sudo chmod -R 770 /srv/$service
+
+	# loginctl enable-linger "$service"
+
+	# Add entries in /etc/sub*id; assumes these files are sorted.
+	echo Setting up subids...
+	last_subid_start=$(tail -1 /etc/subuid | cut -d ':' -f2)
+	last_subid_range=$(tail -1 /etc/subuid | cut -d ':' -f3)
+	let "next_subid = $last_subid_start + $last_subid_range"
+	cat /etc/subuid | grep $service || echo "$service:$next_subid:65536" | sudo tee -a /etc/subuid
+	cat /etc/subgid | grep $service || echo "$service:$next_subid:65536" | sudo tee -a /etc/subgid
+
+	echo Done!
+}

tmux.conf

@@ -1,5 +1,6 @@
 # Use Home (mapped to Menu key on Babygram) as the primary prefix.
-set -g prefix Home
+set -g prefix F1
+bind-key F1 send-prefix
 
 # Keep Ctrl+B available as an alternative.
 set -g prefix2 C-b
@@ -10,4 +11,4 @@ set -g prefix2 C-b
 
 
 # Reload config.
-bind M-r source-file ~/.tmux.conf
+bind r source-file ~/.tmux.conf

vimrc

@@ -32,6 +32,9 @@ filetype plugin indent on
 " Make tabs as wide as two spaces
 set tabstop=2 shiftwidth=0 softtabstop=2 noexpandtab
 
+" Use two spaces instead of tabs in yaml files.
+autocmd FileType yaml,yml setlocal ts=2 sts=2 sw=2 expandtab
+
 " Copy indentation from previous line
 set autoindent nosmartindent nocindent indentexpr=
 
@@ -54,3 +57,7 @@ endif
 
 " :W sudo saves the file (useful for handling the permission-denied error)
 command! W execute 'w !sudo tee % > /dev/null' <bar> edit!
+
+" Likewise :S saves the file as the service user when in subdirs of
+" /srv/$SERVICE_USER
+command! S execute "w !sudo -u $(pwd | cut -d '/' -f3) tee % > /dev/null" <bar> edit!