Files
herald/src/env.rs
T
qpismont 6ffd88927c
ci/woodpecker/push/tests Pipeline was successful
add prometheus metrics
2026-07-26 11:02:34 +00:00

83 lines
2.5 KiB
Rust

use anyhow::anyhow;
#[derive(Clone)]
pub struct EnvConfig {
pub http_port: u16,
pub webhook_secret: String,
pub open_router_api_key: String,
pub open_router_model: String,
pub open_router_timeout: u64,
pub bot_max_concurrent: usize,
pub gitea_url: String,
pub gitea_token: String,
pub gitea_timeout: u64,
pub metrics_bind_addr: Option<String>,
}
pub fn load_config() -> anyhow::Result<EnvConfig> {
let http_port = try_get_env("HTTP_PORT")?.parse()?;
let webhook_secret = try_get_env("WEBHOOK_SIG_HEADER_SECRET")?;
let open_router_api_key = try_get_env("OPEN_ROUTER_API_KEY")?;
let open_router_model = try_get_env("OPEN_ROUTER_MODEL")?;
let open_router_timeout = try_get_env("OPEN_ROUTER_TIMEOUT")?.parse()?;
let bot_max_concurrent = try_get_env("BOT_MAX_CONCURRENT")?.parse()?;
let gitea_url = try_get_env("GITEA_URL")?;
let gitea_token = try_get_env("GITEA_TOKEN")?;
let gitea_timeout = try_get_env("GITEA_TIMEOUT")?.parse()?;
let metrics_bind_addr = std::env::var("METRICS_BIND_ADDR").ok();
Ok(EnvConfig {
http_port,
webhook_secret,
open_router_api_key,
open_router_model,
open_router_timeout,
bot_max_concurrent,
gitea_url,
gitea_token,
gitea_timeout,
metrics_bind_addr,
})
}
pub fn try_get_env(key: &str) -> anyhow::Result<String> {
let env_value = std::env::var(key).map_err(|e| anyhow::anyhow!("{}: {}", key, e))?;
if env_value.trim().is_empty() {
return Err(anyhow!(format!("env var {} is empty", key)));
}
Ok(env_value)
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_try_get_env_returns_value() {
unsafe { std::env::set_var("TEST_ENV_PRESENT", "hello") };
assert_eq!(try_get_env("TEST_ENV_PRESENT").unwrap(), "hello");
}
#[test]
fn test_try_get_env_missing_var_returns_error() {
unsafe { std::env::remove_var("TEST_ENV_MISSING") };
assert!(try_get_env("TEST_ENV_MISSING").is_err());
}
#[test]
fn test_try_get_env_empty_value_returns_error() {
unsafe { std::env::set_var("TEST_ENV_EMPTY", "") };
let err = try_get_env("TEST_ENV_EMPTY").unwrap_err();
assert!(err.to_string().contains("TEST_ENV_EMPTY"));
}
#[test]
fn test_try_get_env_whitespace_only_returns_error() {
unsafe { std::env::set_var("TEST_ENV_WHITESPACE", " ") };
let err = try_get_env("TEST_ENV_WHITESPACE").unwrap_err();
assert!(err.to_string().contains("TEST_ENV_WHITESPACE"));
}
}