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#!/usr/bin/env bash | |
# | |
# gh-dl-release! It works! | |
# | |
# This script downloads an asset from latest or specific Github release of a | |
# private repo. Feel free to extract more of the variables into command line | |
# parameters. | |
# | |
# PREREQUISITES | |
# | |
# curl, wget, jq | |
# | |
# USAGE | |
# | |
# Set all the variables inside the script, make sure you chmod +x it, then | |
# to download specific version to my_app.tar.gz: | |
# | |
# gh-dl-release 2.1.1 my_app.tar.gz | |
# | |
# to download latest version: | |
# | |
# gh-dl-release latest latest.tar.gz | |
# | |
# If your version/tag doesn't match, the script will exit with error. | |
TOKEN="<github_access_token>" | |
REPO="<user_or_org>/<repo_name>" | |
FILE="<name_of_asset_file>" # the name of your release asset file, e.g. build.tar.gz | |
VERSION=$1 # tag name or the word "latest" | |
GITHUB="https://api.github.com" | |
alias errcho='>&2 echo' | |
function gh_curl() { | |
curl -H "Authorization: token $TOKEN" \ | |
-H "Accept: application/vnd.github.v3.raw" \ | |
$@ | |
} | |
if [ "$VERSION" = "latest" ]; then | |
# Github should return the latest release first. | |
parser=".[0].assets | map(select(.name == \"$FILE\"))[0].id" | |
else | |
parser=". | map(select(.tag_name == \"$VERSION\"))[0].assets | map(select(.name == \"$FILE\"))[0].id" | |
fi; | |
asset_id=`gh_curl -s $GITHUB/repos/$REPO/releases | jq "$parser"` | |
if [ "$asset_id" = "null" ]; then | |
errcho "ERROR: version not found $VERSION" | |
exit 1 | |
fi; | |
wget -q --auth-no-challenge --header='Accept:application/octet-stream' \ | |
https://$TOKEN:@api.github.com/repos/$REPO/releases/assets/$asset_id \ | |
-O $2 |
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