hyper-fast 0.3.5

Hyper and rust based very fast HTTP Web framework (much faster than actix and other frameworks).
Documentation 
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use anyhow::Context;
use config::{Config, File, FileFormat};
use parking_lot::RwLock;

lazy_static! {
    pub static ref SETTINGS: RwLock<Config> = RwLock::new(Config::default());
    pub static ref HTTP_WORKERS: usize = http_workers();
    pub static ref JSON_PAYLOAD_LIMIT: usize = json_payload_limit();
}

pub fn settings() -> &'static RwLock<Config> {
    &*SETTINGS
}

fn http_workers() -> usize {
    settings().read().get::<usize>("http_workers").unwrap_or_else(|_| 1)
}

fn json_payload_limit() -> usize {
    settings().read().get::<usize>("json_payload_limit").unwrap_or_else(|_| 1_048_576)
}

pub fn load_global_config(base_dir: &str, env: &str) -> anyhow::Result<()> {
    let mut write_guard = settings().write();

    let mut builder = Config::builder();
    let default_config_file = format!("{}/service-default.yml", base_dir);
    builder = builder.add_source(File::new(&default_config_file, FileFormat::Yaml));

    let env_config_file = format!("{}/service-{}.yml", base_dir, env);
    builder = builder.add_source(File::new(&env_config_file, FileFormat::Yaml));

    let config = builder.build()
        .with_context(|| format!("Error in loading config from dir: {} for env: {}", base_dir, env))?;

    *write_guard = config;

    Ok(())
}