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|
#!/bin/bash
show_help() {
echo "usage: snaps.name gadget, kernel, core, snap-suffix"
echo ""
echo "get the name of a specific snap for the current system"
}
gadget_name() {
snap list | grep -E '(gadget$|gadget,)' | awk '{ print $1 }'
}
kernel_name(){
# TODO this may not always be true during remodel scenarios
# if the old kernel remains
snap list | grep -E '(kernel$|kernel,)' | awk '{ print $1 }'
}
core_name(){
local core_name
core_name="$(snap model --verbose | grep -Po "^base:\\s+\\K.*" || true)"
if [ -z "$core_name" ]; then
core_name="core"
fi
echo "$core_name"
}
snap_suffix(){
if os.query is-core18; then
echo "-core18"
elif os.query is-core20; then
echo "-core20"
elif os.query is-core22; then
echo "-core22"
elif os.query is-core24; then
echo "-core24"
fi
}
main() {
if [ $# -eq 0 ]; then
show_help
exit 0
fi
while [ $# -gt 0 ]; do
case "$1" in
-h|--help)
show_help
exit 0
;;
gadget)
gadget_name
exit
;;
kernel)
kernel_name
exit
;;
core)
core_name
exit
;;
snap-suffix)
snap_suffix
exit
;;
*)
echo "snaps.name: unknown snap $1" >&2
exit 1
;;
esac
done
}
main "$@"
|
