http_server_ex

#!/bin/bash
#
# Example that corresponds to "HTTP Server" on https://go.dev/play/.
# License for the corresponding code https://go.dev/LICENSE?m=text.

readonly DIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
. ${DIR}/../../gobash


function hello() {
        local -r res="${1}"
        local -r req="${2}"
        shift 2

        $res write "Hello, playground"
}

function main() {
        local -r http=$(Http "127.0.0.1" "9003")
        $http handle_func "/hello" "${DIR}/$(basename ${BASH_SOURCE})" "hello"

        log_i "Starting server..."
        $http listen_and_serve
        sleep 2

        log_i "Sending request and reading response..."
        curl "http://127.0.0.1:9003/hello" 2>&1 || \
                { log_e "Could not access the server."; return $EC; }

        $http kill_and_wait || \
                { log_e "Issue on the server side."; return $EC; }
}

# "if" is needed as the script is loaded when `hello` is executed.
if [[ "${0}" == *"http_server_ex" ]]; then
        http_enabled || \
                { echo "http is not enabled"; exit 0; }
        unset LOG_FILE
        main "$@"
fi