#!/bin/sh set -e # Code generated by godownloader on 2021-01-12T13:40:40Z. DO NOT EDIT. # usage() { this=$1 cat <<EOF $this: download go binaries for go-task/task Usage: $this [-b] bindir [-d] [tag] -b sets bindir or installation directory, Defaults to ./bin -d turns on debug logging [tag] is a tag from https://github.com/go-task/task/releases If tag is missing, then the latest will be used. Generated by godownloader https://github.com/goreleaser/godownloader EOF exit 2 } parse_args() { #BINDIR is ./bin unless set be ENV # over-ridden by flag below BINDIR=${BINDIR:-./bin} while getopts "b:dh?x" arg; do case "$arg" in b) BINDIR="$OPTARG" ;; d) log_set_priority 10 ;; h | \?) usage "$0" ;; x) set -x ;; esac done shift $((OPTIND - 1)) TAG=$1 } # this function wraps all the destructive operations # if a curl|bash cuts off the end of the script due to # network, either nothing will happen or will syntax error # out preventing half-done work execute() { tmpdir=$(mktemp -d) log_debug "downloading files into ${tmpdir}" http_download "${tmpdir}/${TARBALL}" "${TARBALL_URL}" http_download "${tmpdir}/${CHECKSUM}" "${CHECKSUM_URL}" hash_sha256_verify "${tmpdir}/${TARBALL}" "${tmpdir}/${CHECKSUM}" srcdir="${tmpdir}" (cd "${tmpdir}" && untar "${TARBALL}") test ! -d "${BINDIR}" && install -d "${BINDIR}" for binexe in $BINARIES; do if [ "$OS" = "windows" ]; then binexe="${binexe}.exe" fi install "${srcdir}/${binexe}" "${BINDIR}/" log_info "installed ${BINDIR}/${binexe}" done rm -rf "${tmpdir}" } get_binaries() { case "$PLATFORM" in darwin/amd64) BINARIES="task" ;; darwin/arm64) BINARIES="task" ;; darwin/armv5) BINARIES="task" ;; darwin/armv6) BINARIES="task" ;; darwin/armv7) BINARIES="task" ;; linux/386) BINARIES="task" ;; linux/amd64) BINARIES="task" ;; linux/arm64) BINARIES="task" ;; linux/armv5) BINARIES="task" ;; linux/armv6) BINARIES="task" ;; linux/armv7) BINARIES="task" ;; windows/386) BINARIES="task" ;; windows/amd64) BINARIES="task" ;; windows/arm64) BINARIES="task" ;; windows/armv5) BINARIES="task" ;; windows/armv6) BINARIES="task" ;; windows/armv7) BINARIES="task" ;; *) log_crit "platform $PLATFORM is not supported. Make sure this script is up-to-date and file request at https://github.com/${PREFIX}/issues/new" exit 1 ;; esac } tag_to_version() { if [ -z "${TAG}" ]; then log_info "checking GitHub for latest tag" else log_info "checking GitHub for tag '${TAG}'" fi REALTAG=$(github_release "$OWNER/$REPO" "${TAG}") && true if test -z "$REALTAG"; then log_crit "unable to find '${TAG}' - use 'latest' or see https://github.com/${PREFIX}/releases for details" exit 1 fi # if version starts with 'v', remove it TAG="$REALTAG" VERSION=${TAG#v} } adjust_format() { # change format (tar.gz or zip) based on OS case ${OS} in windows) FORMAT=zip ;; esac true } adjust_os() { # adjust archive name based on OS true } adjust_arch() { # adjust archive name based on ARCH true } cat /dev/null <<EOF ------------------------------------------------------------------------ https://github.com/client9/shlib - portable posix shell functions Public domain - http://unlicense.org https://github.com/client9/shlib/blob/master/LICENSE.md but credit (and pull requests) appreciated. ------------------------------------------------------------------------ EOF is_command() { command -v "$1" >/dev/null } echoerr() { echo "$@" 1>&2 } log_prefix() { echo "$0" } _logp=6 log_set_priority() { _logp="$1" } log_priority() { if test -z "$1"; then echo "$_logp" return fi [ "$1" -le "$_logp" ] } log_tag() { case $1 in 0) echo "emerg" ;; 1) echo "alert" ;; 2) echo "crit" ;; 3) echo "err" ;; 4) echo "warning" ;; 5) echo "notice" ;; 6) echo "info" ;; 7) echo "debug" ;; *) echo "$1" ;; esac } log_debug() { log_priority 7 || return 0 echoerr "$(log_prefix)" "$(log_tag 7)" "$@" } log_info() { log_priority 6 || return 0 echoerr "$(log_prefix)" "$(log_tag 6)" "$@" } log_err() { log_priority 3 || return 0 echoerr "$(log_prefix)" "$(log_tag 3)" "$@" } log_crit() { log_priority 2 || return 0 echoerr "$(log_prefix)" "$(log_tag 2)" "$@" } uname_os() { os=$(uname -s | tr '[:upper:]' '[:lower:]') case "$os" in cygwin_nt*) os="windows" ;; mingw*) os="windows" ;; msys_nt*) os="windows" ;; esac echo "$os" } uname_arch() { arch=$(uname -m) case $arch in x86_64) arch="amd64" ;; x86) arch="386" ;; i686) arch="386" ;; i386) arch="386" ;; aarch64) arch="arm64" ;; armv5*) arch="arm" ;; armv6*) arch="arm" ;; armv7*) arch="arm" ;; esac echo ${arch} } uname_os_check() { os=$(uname_os) case "$os" in darwin) return 0 ;; dragonfly) return 0 ;; freebsd) return 0 ;; linux) return 0 ;; android) return 0 ;; nacl) return 0 ;; netbsd) return 0 ;; openbsd) return 0 ;; plan9) return 0 ;; solaris) return 0 ;; windows) return 0 ;; esac log_crit "uname_os_check '$(uname -s)' got converted to '$os' which is not a GOOS value. Please file bug at https://github.com/client9/shlib" return 1 } uname_arch_check() { arch=$(uname_arch) case "$arch" in 386) return 0 ;; amd64) return 0 ;; arm64) return 0 ;; arm) return 0 ;; ppc64) return 0 ;; ppc64le) return 0 ;; mips) return 0 ;; mipsle) return 0 ;; mips64) return 0 ;; mips64le) return 0 ;; s390x) return 0 ;; amd64p32) return 0 ;; esac log_crit "uname_arch_check '$(uname -m)' got converted to '$arch' which is not a GOARCH value. Please file bug report at https://github.com/client9/shlib" return 1 } untar() { tarball=$1 case "${tarball}" in *.tar.gz | *.tgz) tar --no-same-owner -xzf "${tarball}" ;; *.tar) tar --no-same-owner -xf "${tarball}" ;; *.zip) unzip "${tarball}" ;; *) log_err "untar unknown archive format for ${tarball}" return 1 ;; esac } http_download_curl() { local_file=$1 source_url=$2 header=$3 if [ -z "$header" ]; then code=$(curl -w '%{http_code}' -sL -o "$local_file" "$source_url") else code=$(curl -w '%{http_code}' -sL -H "$header" -o "$local_file" "$source_url") fi if [ "$code" != "200" ]; then log_debug "http_download_curl received HTTP status $code" return 1 fi return 0 } http_download_wget() { local_file=$1 source_url=$2 header=$3 if [ -z "$header" ]; then wget -q -O "$local_file" "$source_url" else wget -q --header "$header" -O "$local_file" "$source_url" fi } http_download() { log_debug "http_download $2" if is_command curl; then http_download_curl "$@" return elif is_command wget; then http_download_wget "$@" return fi log_crit "http_download unable to find wget or curl" return 1 } http_copy() { tmp=$(mktemp) http_download "${tmp}" "$1" "$2" || return 1 body=$(cat "$tmp") rm -f "${tmp}" echo "$body" } github_release() { owner_repo=$1 version=$2 test -z "$version" && version="latest" giturl="https://github.com/${owner_repo}/releases/${version}" json=$(http_copy "$giturl" "Accept:application/json") test -z "$json" && return 1 version=$(echo "$json" | tr -s '\n' ' ' | sed 's/.*"tag_name":"//' | sed 's/".*//') test -z "$version" && return 1 echo "$version" } hash_sha256() { TARGET=${1:-/dev/stdin} if is_command gsha256sum; then hash=$(gsha256sum "$TARGET") || return 1 echo "$hash" | cut -d ' ' -f 1 elif is_command sha256sum; then hash=$(sha256sum "$TARGET") || return 1 echo "$hash" | cut -d ' ' -f 1 elif is_command shasum; then hash=$(shasum -a 256 "$TARGET" 2>/dev/null) || return 1 echo "$hash" | cut -d ' ' -f 1 elif is_command openssl; then hash=$(openssl -dst openssl dgst -sha256 "$TARGET") || return 1 echo "$hash" | cut -d ' ' -f a else log_crit "hash_sha256 unable to find command to compute sha-256 hash" return 1 fi } hash_sha256_verify() { TARGET=$1 checksums=$2 if [ -z "$checksums" ]; then log_err "hash_sha256_verify checksum file not specified in arg2" return 1 fi BASENAME=${TARGET##*/} want=$(grep "${BASENAME}" "${checksums}" 2>/dev/null | tr '\t' ' ' | cut -d ' ' -f 1) if [ -z "$want" ]; then log_err "hash_sha256_verify unable to find checksum for '${TARGET}' in '${checksums}'" return 1 fi got=$(hash_sha256 "$TARGET") if [ "$want" != "$got" ]; then log_err "hash_sha256_verify checksum for '$TARGET' did not verify ${want} vs $got" return 1 fi } cat /dev/null <<EOF ------------------------------------------------------------------------ End of functions from https://github.com/client9/shlib ------------------------------------------------------------------------ EOF PROJECT_NAME="task" OWNER=go-task REPO="task" BINARY=task FORMAT=tar.gz OS=$(uname_os) ARCH=$(uname_arch) PREFIX="$OWNER/$REPO" # use in logging routines log_prefix() { echo "$PREFIX" } PLATFORM="${OS}/${ARCH}" GITHUB_DOWNLOAD=https://github.com/${OWNER}/${REPO}/releases/download uname_os_check "$OS" uname_arch_check "$ARCH" parse_args "$@" get_binaries tag_to_version adjust_format adjust_os adjust_arch log_info "found version: ${VERSION} for ${TAG}/${OS}/${ARCH}" NAME=${BINARY}_${OS}_${ARCH} TARBALL=${NAME}.${FORMAT} TARBALL_URL=${GITHUB_DOWNLOAD}/${TAG}/${TARBALL} CHECKSUM=task_checksums.txt CHECKSUM_URL=${GITHUB_DOWNLOAD}/${TAG}/${CHECKSUM} execute