dotfiles/docker-img/github-dind/install-go
2026-05-27 11:36:56 -04:00

37 lines
949 B
Shell

#!/usr/bin/env sh
TARGETDIR=${GO_TARGET_DIR:="/usr/local/"}
lookup_file() {
curl -sSL "https://go.dev/dl/?mode=json" |
jq -r '.[0].files[]
| select(.os == "'"$GOOS"'")
| select(.arch == "'"$GOARCH"'")
| .filename'
}
fetch() {
local filename
if [ $GO_VERS == "latest" ]; then
filename="$(lookup_file)"
else
filename="$GO_VERS.$GOOS-$GOARCH.tar.gz"
fi
[[ -z "$filename" ]] && echo "unable to fetch filename" 1>&2 && return 1
local path="/tmp/$filename"
[[ -n "$DOWNLOADS" ]] && [[ -d "$DOWNLOADS" ]] && path="$DOWNLOADS/$filename"
curl -L "https://go.dev/dl/$filename" -o "$path"
echo "$path"
}
install_latest_go() {
local dir="$1" path
[[ -z "$dir" ]] && dir="$TARGETDIR"
[[ -z "$dir" ]] && dir="$HOME/.local"
mkdir -p "$dir" 2>/dev/null
path="$(fetch)"
[[ -z "$path" ]] && echo "unable to fetch go tarball" 1>&2 && return 1
rm -rf "$dir/go" && tar -C "$dir" -xzf "$path"
}
install_latest_go "$@"