mirror of
https://github.com/waku-org/go-multiaddr.git
synced 2025-02-23 19:48:18 +00:00
147 lines
3.0 KiB
Bash
Executable File
147 lines
3.0 KiB
Bash
Executable File
#!/bin/bash
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die() {
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echo "$@" >&2
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exit 1
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}
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have_binary() {
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type "$1" > /dev/null 2> /dev/null
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}
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check_writeable() {
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printf "" > "$1" && rm "$1"
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}
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download() {
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local url="$1"
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local output="$2"
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if [ -z "$url" ] || [ -z "$output" ]; then
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die "download takes exactly two arguments. was given '$@'"
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fi
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if ! check_writeable "$output"; then
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die "download error: cannot write to $output"
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fi
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if have_binary wget; then
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printf 'Using wget to download "%s" to "%s"\n' "$url" "$output"
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wget "$url" -O "$output"
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elif have_binary curl; then
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printf 'Using curl to download "%s" to "%s"\n' "$url" "$output"
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curl --silent "$url" > "$output"
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elif have_binary fetch; then
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printf 'Using fetch to download "%s" to "%s"\n' "$url" "$output"
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fetch "$url" -o "$output"
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else
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die "no binary found to download $url. exiting."
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fi
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}
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unarchive() {
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local archivetype="$1"
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local infile="$2"
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local outfile="$3"
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local distname="$4"
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if ! check_writeable "$outfile"; then
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die "unarchive error: cannot write to $outfile"
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fi
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case $archivetype in
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tar.gz)
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if have_binary tar; then
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echo "==> using 'tar' to extract binary from archive"
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cat "$infile" | tar -O -z -x "$distname/$distname" > "$outfile"
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else
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die "no binary on system for extracting tar files"
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fi
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;;
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zip)
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if have_binary unzip; then
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echo "==> using 'unzip' to extract binary from archive"
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unzip -p "$infile" "$distname/$distname" > "$outfile"
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else
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die "no installed method for extracting .zip archives"
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fi
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;;
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*)
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die "unrecognized archive type '$archivetype'"
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esac
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chmod +x "$outfile"
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}
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get_go_vars() {
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if [ ! -z "$GOOS" ] && [ ! -z "$GOARCH" ]; then
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printf "%s-%s" "$GOOS" "$GOARCH"
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fi
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if have_binary go; then
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printf "%s-%s" "$(go env GOOS)" "$(go env GOARCH)"
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else
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die "no way of determining system GOOS and GOARCH\nPlease manually set GOOS and GOARCH then retry."
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fi
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}
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mkurl() {
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local name="$1"
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local vers="$2"
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local archive="$3"
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local govars=$(get_go_vars)
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echo "http://dist.ipfs.io/$name/$vers/${name}_${vers}_$govars.$archive"
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}
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distname="$1"
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outpath="$2"
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version="$3"
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if [ -z "$distname" ] || [ -z "$outpath" ] || [ -z "$version" ]; then
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die "usage: dist_get <distname> <outpath> <version>"
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fi
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if [ ${version:0:1} != "v" ]; then
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echo "invalid version '$version'" >&2
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die "versions must begin with 'v', for example: v0.4.0"
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fi
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# TODO: don't depend on the go tool being installed to detect this
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goenv=$(get_go_vars)
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case $goenv in
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linux-*)
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archive="tar.gz"
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;;
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darwin-*)
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archive="tar.gz"
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;;
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windows-*)
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archive="zip"
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;;
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freebsd-*)
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archive="tar.gz"
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;;
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*)
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echo "unrecognized system environment: $goenv" >&2
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die "currently only linux, darwin, windows and freebsd are supported by this script"
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esac
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mkdir -p bin/tmp
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url=$(mkurl "$distname" "$version" "$archive")
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tmpfi="bin/tmp/$distname.$archive"
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download "$url" "$tmpfi"
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if [ $? -ne 0 ]; then
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die "failed to download $url to $tmpfi"
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fi
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unarchive "$archive" "$tmpfi" "$outpath" "$distname"
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if [ $? -ne 0 ]; then
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die "failed to exract archive $tmpfi"
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fi
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