scripts/project_export

#!/bin/bash

ACCESS_TOKEN=''
USER_NAME=''
PROJECT=''
TOOLS=''
HOST='sourceforge.net'
OUTPUT=.

MAX_MINUTES=10
HEADERS=/tmp/project_export_response_headers
BODY=/tmp/project_export_response

function error() {
    echo "$1"
    exit 1
}

while getopts "ht:u:o:H:c:" opt; do
    case $opt in
        h)
            echo "Usage: $0 [OPTION]... PROJECT TOOLS..."
            echo "Schedule an export of PROJECT and retrieve the file when ready"
            echo
            echo "  -c CONFIG_FILE    Load config (optionally including PROJECT and TOOLs) from file"
            echo "  -H HOST           Host to use (default sourceforge.net)"
            echo "  -o OUTPUT         Directory and/or filename for downloaded export file"
            echo "  -t ACCESS_TOKEN   Access (bearer) token for the API"
            echo "  -u USER_NAME      Username associated with access token (to download file)"
            echo "  -h                Show this help message"
            echo
            echo "The TOOLS should be one or more tool mount-point names, separated by spaces"
            ;;
        t)
            C_ACCESS_TOKEN="$OPTARG"
            ;;
        u)
            C_USER_NAME="$OPTARG"
            ;;
        H)
            C_HOST="$OPTARG"
            ;;
        o)
            C_OUTPUT="$OPTARG"
            ;;
        c)
            source "$OPTARG"
            ;;
        *)
            error "Invalid option: -$opt"
    esac
done
# command-line overrides config
[ -n "$C_ACCESS_TOKEN" ] && ACCESS_TOKEN="$C_ACCESS_TOKEN"
[ -n "$C_USER_NAME" ] && USER_NAME="$C_USER_NAME"
[ -n "$C_HOST" ] && HOST="$C_HOST"
[ -n "$C_OUTPUT" ] && OUTPUT="$C_OUTPUT"
shift $(($OPTIND - 1))
if [[ $# -ge 1 ]]; then
    PROJECT="$1"
    shift
fi
[ $# -ge 1 ] && TOOLS="$@"
# fall back to prompt
[ -z "$ACCESS_TOKEN" ] && read -p "Access (bearer) token: " ACCESS_TOKEN
[ -z "$USER_NAME" ] && read -p "Username: " USER_NAME
[ -z "$PROJECT" ] && read -p "Project: " PROJECT
[ -z "$TOOLS" ] && read -p "Tools: " TOOLS

URL="https://$HOST/rest/p/$PROJECT/admin/export"

function json() {
    python -c "import sys, json;  print json.load(sys.stdin)['$1']"
}

curl -s -D $HEADERS -o $BODY --data "access_token=$ACCESS_TOKEN&tools=$TOOLS" "$URL"
head -n1 $HEADERS | grep 400 && error "Invalid or missing tool"
head -n1 $HEADERS | grep 503 && error "Export already in progress"
head -n1 $HEADERS | grep -v 200 && error "Error: $(head -n1 $HEADERS)"

filename=`cat $BODY | json filename`

minutes=0
while true; do
    curl -s -D $HEADERS -o $BODY "${URL}_status?access_token=$ACCESS_TOKEN"
    head -n1 $HEADERS | grep -v 200 && error "Error: $(head -n1 $HEADERS)"
    status=`cat $BODY | json status`
    [ "$status" == "ready" ] && break
    sleep 60
    let minutes+=1
    [ "$minutes" -ge "$MAX_MINUTES" ] && error "Timeout waiting for export"
done

scp $USER_NAME@web.$HOST:/home/project-exports/$PROJECT/$filename $OUTPUT