Load remote bash scripts with sha256sum verification.

bash_import.sh

#!/usr/bin/env bash

# Remotely load bash scripts with sha256sum verification.
# USAGE: bash_import [URL] [SHA256SUM]
function bash_import() {
    TMPFILE=$(mktemp)
    curl -sSL $1 -o $TMPFILE
    if echo "$2  $TMPFILE" | sha256sum -c -; then
        source $TMPFILE
    else
        echo "Checksum for $1 failed!"
        exit
    fi
}

# As an example, load https://github.com/rameshvarun/job.sh,
# a simple job manager for bash scripts.
bash_import \
    "https://raw.githubusercontent.com/rameshvarun/job.sh/v0.1.0/job.sh" \
    "ea8d799002e4e35c710c61684d2d1b251acd592cd8d89504b295f9f9d54361a4"

job_submit sleep 5
job_submit sleep 10
job_wait