A script to generate a user for a MongoDB Atlas project.

atlas-uri

#!/bin/bash

# Create a database user with a random password, and print out a MongoDB connection string for that database.
#
# Requires: python >= 3.6, jq, and atlas-cli

set -e

CLUSTER='Sandbox'

create_user() {
    #username=$(fictionary -m 8 -x 8)
    username="$1"
    database="$2"
    password=$(python3 -c 'import secrets; print(secrets.token_urlsafe(12))')

    atlas dbuser create --username "${username}" --password "${password}" --role "readWrite@${database}"
    complete_uri "${username}" "${password}" "${database}"
}

complete_uri() {
    username="$1"
    password="$2"
    database="$3"

    base_uri=$(atlas clusters connectionStrings describe ${CLUSTER} -o json | jq -r .standardSrv  | sed "s#//#//${username}:${password}@#g")
    uri="${base_uri}/${database}"
    echo "Connection string copied to pasteboard." >&2
    echo "${uri}" | pbcopy
    echo "${uri}"
}

main() {
    case $# in
        2)
        username="$1"
        database="$2"
        create_user "${username}" "${database}"
        ;;
        *)
        echo 'Usage:' $(basename $0) 'USERNAME DBNAME' >&2
        ;;
    esac

}

# create_user
main "$@"