ghpush.sh

#!/bin/bash

# Simple GitHub push (https://developer.github.com/v3/repos/contents/#create-a-file)

# Mandatory arguments, as env vars:
# INPUT_FILE:     local file to upload
# REPO_FULL_NAME: username/reponame
# REPO_PATH:      full target path name (path/to/targetFile.txt)
# GH_TOKEN:       an oauth2 access token (https://github.com/settings/tokens)


# Linux base64 inserts line breaks by default. Darwin doesn't.
case $(uname) in 
  Linux) BASE64="base64 --wrap=0"; ;;
  Darwin) BASE64="base64"; ;;
  *) echo Unknown system; exit 1; ;;
esac


DATA=$($BASE64 "$INPUT_FILE")
cat << EOF > gh_push_request.txt
{
  "message": "Adding $REPO_PATH",
  "content": "$DATA"
}
EOF

curl -X PUT "https://api.github.com/repos/$REPO_FULL_NAME/contents/$REPO_PATH?access_token=$GH_TOKEN" --data-binary @gh_push_request.txt