Firestarter, Conky: Generate config file on-demand

Now to implement fun things

.config/conky/conky.conf

@@ -1,5 +1,7 @@
 -- vim: ts=4 sw=4 noet ai cindent syntax=lua
-
+-- WARNING:
+-- This file was generated with conkygen. See gen.sh if you need to edit this!
+-- Any changes you make here can and probably will be clobbered!
 conky.config = {
 	own_window = true,
 	own_window_title = 'Conky',
@@ -50,7 +52,6 @@ conky.config = {
 	draw_graph_borders = true,
 	draw_shades = false
 }
-
 conky.text = [[
 ${font Roboto:style=Light:size=30}$alignr${no_update $nodename_short}$font
 ${font Roboto:style=Light:size=17}$alignr${time %I:%M %p}$font
@@ -96,4 +97,3 @@ ${color6}${upspeedgraph eno1 36,200} ${downspeedgraph eno1 36,200}$color$endif${
 enp0s20f0u2 (U/D):$alignr${addr enp0s20f0u2}
 ${color6}${upspeedgraph enp0s20f0u2 36,200} ${downspeedgraph enp0s20f0u2 36,200}$color$endif
 ]]
-

.config/conky/gen.sh

@@ -0,0 +1,255 @@
+#! /bin/bash
+#                  _
+#   ___ ___  _ __ | | ___   _  __ _  ___ _ __
+#  / __/ _ \| '_ \| |/ / | | |/ _` |/ _ \ '_ \
+# | (_| (_) | | | |   <| |_| | (_| |  __/ | | |
+#  \___\___/|_| |_|_|\_\\__, |\__, |\___|_| |_|
+#                       |___/ |___/
+#
+# conkygen.sh
+# Create a Conky configuration file dynamically
+#
+# Copyright (c) 2020 Vintage Salt <rehashedsalt@cock.li>
+# Distributed under the terms of the MIT License
+#
+set -e
+
+# Read-only set-once variables
+declare -r _name="$(basename -- "$0")"
+# Options
+declare _optout="./conky.conf"
+declare -i _opthelp
+declare -i _optverbose
+# Working variables
+declare -a _args
+declare _return
+
+# Helper functions
+log() {
+	# Print a line to the terminal if _optverbose is greater than $2
+	# $2 defaults to 0
+	# loglevel 0: Daily-use messages
+	# loglevel 1: Detailed but not quite debugging
+	# loglevel 2: Definitely debugging
+	[ -z "$1" ] && return 1
+	if (( _optverbose >= ${2:-0} )); then
+		printf "%s\\n" "$1"
+	fi
+}
+warn() {
+	# Print a yellow line to the terminal, respecting _optverbose
+	[ -z "$1" ] && return 1
+	if (( _optverbose >= ${2:-0} )); then
+		if [ -t 1 ]; then
+			printf "\\e[33m%s\\e[0m\\n" "$1"
+		else
+			printf "WARN: %s\\n" "$1"
+		fi
+	fi
+}
+error() {
+	# Print a red line to the terminal, exit if $2 is specified
+	[ -z "$1" ] && return 1
+	if [ -t 2 ]; then
+		printf "\\e[31m%s\\e[0m\\n" "$1" 1>&2
+	else
+		printf "ERROR: %s\\n" "$1" 1>&2
+	fi
+	[ -z "$2" ] && return
+	exit "${2:-1}"
+}
+has() {
+	# Parse out all arguments and try to find them in path
+	# If an argument cannot be found, set _return and fail
+	for prog in "$@"; do
+		if ! command -v "$prog" > /dev/null 2>&1; then
+			_return="$prog"
+			return 1
+		fi
+	done
+	return 0
+}
+
+# Core program functions
+printhelp() {
+	cat << EOF
+Usage: $_name [OPTION]...
+Generate a conky.conf configuration file in the current directory
+
+  -o			Specify output file. Defaults to ./conky.conf
+  -h			Print this help text
+  -v			Print more status messages. Stacks
+
+Copyright (c) 2020 rehashedsalt@cock.li
+Licensed under the MIT license
+EOF
+}
+step_header() {
+	# Clobber output file with header
+	cat << EOF > "$_optout"
+-- vim: ts=4 sw=4 noet ai cindent syntax=lua
+-- WARNING:
+-- This file was generated with conkygen. See gen.sh if you need to edit this!
+-- Any changes you make here can and probably will be clobbered!
+EOF
+}
+step_config() {
+	# Append config to the output file
+	cat << EOF >> "$_optout"
+conky.config = {
+	own_window = true,
+	own_window_title = 'Conky',
+	own_window_class = 'Conky',
+	own_window_type = 'desktop',
+	own_window_hints = 'undecorated,below,sticky,skip_taskbar,skip_pager',
+	own_window_argb_visual = true,
+	own_window_transparent = true,
+	own_window_colour = '000000',
+
+	double_buffer = true,
+	cpu_avg_samples = 2,
+	net_avg_samples = 2,
+	no_buffers = true,
+	update_interval = 1,
+
+	use_xft = true,
+	font = 'Roboto:style=Light:size=9',
+	default_color = '#fffcf6',
+	color1 = '383c4a', -- Background
+	color2 = 'fffcf6', -- Foreground
+	color3 = '4b5162', -- Background-alt
+	color4 = '11d116', -- Green (Battery)
+	color6 = '1abc9c', -- Cyan (Network)
+	color7 = 'fdbc4b', -- Yellow (Disk)
+	color8 = '1d99f3', -- Blue (CPU)
+	color9 = '9b59b6', -- Magenta (Memory)
+
+	alignment = 'bottom_right',
+	xinerama_head = 0,
+	minimum_height = 0,
+	minimum_width = 304,
+	border_width = 0,
+	border_outer_margin = 1,
+	border_inner_margin = 16,
+	gap_x = 32,
+	gap_y = 48,
+
+	format_human_readable = true,
+	temperature_unit = "celsius",
+	if_up_strictness = "link",
+
+	default_bar_height = 11,
+	default_bar_width = 130,
+	default_graph_height = 36,
+	draw_borders = true,
+	draw_outline = false,
+	draw_graph_borders = true,
+	draw_shades = false
+}
+EOF
+}
+step_text() {
+	# Generate our actual functional Conky stuff
+	cat << 'EOF' >> "$_optout"
+conky.text = [[
+${font Roboto:style=Light:size=30}$alignr${no_update $nodename_short}$font
+${font Roboto:style=Light:size=17}$alignr${time %I:%M %p}$font
+${font Roboto:style=Light:size=12}${acpitemp}°C$alignr${time %A, %B %d, %Y}$font
+${color3}$hr$color
+${font Roboto:style=Medium:size=9}CPU$font: $freq_g GHz$alignr$cpu%
+${color8}${cpugraph cpu1 36,200} ${cpugraph cpu2 36,200}
+${cpugraph cpu3 36,200} ${cpugraph cpu4 36,200}$color
+${color8}${top name 1}$color$alignr${top cpu 1}%
+${color8}${top name 2}$color$alignr${top cpu 2}%
+${color8}${top name 3}$color$alignr${top cpu 3}%
+${color8}${top name 4}$color$alignr${top cpu 4}%
+${color3}$hr$color
+${font Roboto:style=Medium:size=9}Memory$font: $mem / $memmax used$alignr$memperc%
+${color9}${memgraph}$color
+Memory$alignr$memeasyfree ${color9}${membar}$color
+Swap$alignr$swapfree ${color9}${swapbar}$color
+${color9}${top_mem name 1}$color$alignr${top_mem mem 1}%
+${color9}${top_mem name 2}$color$alignr${top_mem mem 2}%
+${color9}${top_mem name 3}$color$alignr${top_mem mem 3}%
+${color9}${top_mem name 4}$color$alignr${top_mem mem 4}%
+${color3}$hr$color
+${font Roboto:style=Medium:size=9}Disk$font (R/W):$alignr${diskio /dev/sda}
+${color7}${diskiograph_read /dev/sda 36,200} ${diskiograph_write /dev/sda 36,200}$color
+/$alignr${fs_free /} ${color7}${fs_bar /}$color
+/home$alignr${fs_free /home} ${color7}${fs_bar /home}$color
+/boot$alignr${fs_free /boot} ${color7}${fs_bar /boot}$color
+/boot/efi$alignr${fs_free /boot/efi} ${color7}${fs_bar /boot/efi}$color
+${color7}${top_io name 1}$color$alignr${top_io io_perc 1}%
+${color7}${top_io name 2}$color$alignr${top_io io_perc 2}%
+${color7}${top_io name 3}$color$alignr${top_io io_perc 3}%
+${color7}${top_io name 4}$color$alignr${top_io io_perc 4}%
+${color3}$hr$color
+${font Roboto:style=Medium:size=9}Network$font:${alignr}Default $gw_iface${if_up wlp1s0}
+wlp1s0 (U/D):$alignr${addr wlp1s0} / ${wireless_essid wlp1s0}
+${color6}${upspeedgraph wlp1s0 36,200} ${downspeedgraph wlp1s0 36,200}$color$endif${if_up wlp5s0}
+wlp5s0 (U/D):$alignr${addr wlp5s0} / ${wireless_essid wlp5s0}
+${color6}${upspeedgraph wlp5s0 36,200} ${downspeedgraph wlp5s0 36,200}$color$endif${if_up enp0s31f6}
+enp0s31f6 (U/D):$alignr${addr enp0s31f6}
+${color6}${upspeedgraph enp0s31f6 36,200} ${downspeedgraph enp0s31f6 36,200}$color$endif${if_up eno1}
+eno1 (U/D):$alignr${addr eno1}
+${color6}${upspeedgraph eno1 36,200} ${downspeedgraph eno1 36,200}$color$endif${if_up enp0s20f0u2}
+enp0s20f0u2 (U/D):$alignr${addr enp0s20f0u2}
+${color6}${upspeedgraph enp0s20f0u2 36,200} ${downspeedgraph enp0s20f0u2 36,200}$color$endif
+]]
+EOF
+}
+genconfig() {
+	step_header
+	step_config
+	step_text
+}
+
+# Main
+main() {
+	# Parse out arguments
+	while [ -n "$1" ]; do
+		# Parse out flags
+		while getopts ":ho:v" opt; do
+			case $opt in
+				o)
+					_optout="$OPTARG"
+					;;
+				h)
+					_opthelp=1
+					;;
+				v)
+					_optverbose+=1
+					;;
+				:)
+					error "Option requires argument: -$OPTARG" 2
+					;;
+				*)
+					error "Invalid option: -$OPTARG" 2
+					;;
+			esac
+		done
+		# Store arguments
+		shift $((OPTIND - 1))
+		if [ -n "$1" ]; then
+			_args+=("$1")
+			shift
+		fi
+		unset OPTIND
+	done
+	# Early hook for help
+	[ -n "$_opthelp" ] && printhelp && exit 0
+	# Validate critical options
+	# TODO: That
+	# Validate core program dependencies
+	log "Validating dependencies" 2
+	if ! has basename; then
+		error "Failed to find program: $_return" 1
+	fi
+
+	# Do the do
+	genconfig
+	exit 0
+}
+
+main "$@"
+

.config/firestarter/stat-glances

@@ -3,5 +3,7 @@
 :
 # Note: the dumb sleep hack is because Conky crashes with window_type override if the WM hasn't loaded yet
 # This gives the WM ample time to load up
+command -v conky && [ -r "${XDG_CONFIG_HOME:-/home/salt/.config}/conky/gen.sh" ]
+sleep 5 && "${XDG_CONFIG_HOME:-/home/salt/.config}/conky/gen.sh" && conky
 command -v conky && [ -r "${XDG_CONFIG_HOME:-/home/salt/.config}/conky/conky.conf" ]
 sleep 5 && conky