59 lines
1.5 KiB
Rust
59 lines
1.5 KiB
Rust
use std::env;
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use async_std::{fs, path::PathBuf};
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#[derive(Clone)]
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pub struct Config {
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pub files_dir: PathBuf,
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pub max_file_size: Option<u64>,
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pub no_auth_limits: Option<NoAuthLimits>,
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}
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#[derive(Clone)]
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pub struct NoAuthLimits {
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pub auth_password: String,
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pub max_time: u64,
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pub large_file_max_time: u64,
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pub large_file_size: u64,
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}
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pub async fn get_config() -> Config {
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let max_file_size = env::var("UPLOAD_MAX_BYTES")
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.ok()
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.and_then(|variable| variable.parse().ok())
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.unwrap_or(8 * 1024 * 1024);
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let max_file_size = (max_file_size != 0).then(|| max_file_size);
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let files_dir = PathBuf::from(env::var("FILES_DIR").unwrap_or_else(|_| "./files".to_owned()));
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fs::create_dir_all(&files_dir)
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.await
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.expect("could not create directory for storing files");
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let no_auth_limits = match (
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env::var("AUTH_PASSWORD").ok(),
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env_number("NO_AUTH_MAX_TIME"),
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env_number("NO_AUTH_LARGE_FILE_MAX_TIME"),
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env_number("NO_AUTH_LARGE_FILE_SIZE"),
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) {
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(Some(auth_password), Some(max_time), Some(large_file_max_time), Some(large_file_size)) => {
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Some(NoAuthLimits {
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auth_password,
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max_time,
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large_file_max_time,
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large_file_size,
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})
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}
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_ => None,
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};
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Config {
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files_dir,
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max_file_size,
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no_auth_limits,
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}
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}
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fn env_number(variable: &str) -> Option<u64> {
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env::var(variable).ok().and_then(|n| n.parse::<u64>().ok())
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}
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