Created
February 29, 2024 23:54
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Generate some short names for little services, devices, drives, etc etc.
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#!/usr/bin/env bash | |
####### | |
# https://github.com/dschreck | |
# | |
# Generate a short name for a resource, service, disk, container, etc etc. | |
# Modify the adjs and nouns arrays to customize the name generation. | |
# | |
# Examples: | |
# $ ./bin/generate_short_name | |
# mystic-link | |
# | |
# $ ./bin/generate_short_name --with-numbers | |
# red-hub-98 | |
# | |
# $ ./bin/generate_short_name -s _ -n 5 | |
# slow_unit | |
# blue_array | |
# red_vertex | |
# fast_node | |
# bold_vault | |
# | |
####### | |
adjs=( | |
"fast" "red" "slow" "blue" "tiny" "bold" "icy" "quick" "tidy" "mystic" "cosmic" | |
) | |
nouns=( | |
"disk" "array" "unit" "drive" "node" "hub" "anchor" "vertex" "byte" "core" "link" "vault" | |
) | |
show_help() { | |
echo "Usage: $0 [options]" >&2 | |
echo "" | |
echo "Options:" | |
echo " --with-numbers Include a numeric identifier at the end of each name." | |
echo " -s, --separator <char> Specify a separator character or string between name parts." | |
echo " -n, --number <count> Generate <count> names. Default is 1." | |
echo " -h, --help Display this help and exit." | |
echo "" | |
echo "Examples:" | |
echo " $0" | |
echo " $0 --with-numbers" | |
echo " $0 -s _ -n 5" | |
echo "" | |
} | |
include_numbers=false | |
separator="-" | |
count=1 | |
while [[ "$#" -gt 0 ]]; do | |
case $1 in | |
--with-numbers) include_numbers=true ;; | |
-s | --separator) | |
separator="$2" | |
shift | |
;; | |
-n | --number) | |
count="$2" | |
shift | |
;; | |
-h | --help) | |
show_help | |
exit 0 | |
;; | |
*) | |
echo "Unknown option: $1" | |
show_help | |
exit 1 | |
;; | |
esac | |
shift | |
done | |
# Function to generate a short name | |
generate_short_name() { | |
# Random selection of adjective and noun | |
local adj="${adjs[$RANDOM % ${#adjs[@]}]}" | |
local noun="${nouns[$RANDOM % ${#nouns[@]}]}" | |
local name="${adj}${separator}${noun}" | |
if [[ "$include_numbers" = true ]]; then | |
# Generate a short numeric identifier, for example, between 0 and 99 | |
local num=$((RANDOM % 100)) | |
name="${name}${separator}${num}" | |
fi | |
echo "$name" | |
} | |
for ((i = 1; i <= count; i++)); do | |
generate_short_name | |
done |
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