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pub use async_trait::async_trait;
#[async_trait]
pub trait Checker: Send + Sync {
async fn check(&self) -> CheckResponse;
}
#[derive(Debug)]
pub struct CheckResponse {
health: Health,
output: String,
action: Option<String>,
impact: Option<String>,
}
impl CheckResponse {
pub fn healthy(output: &str) -> Self {
CheckResponse {
health: Health::Healthy,
output: output.to_owned(),
action: None,
impact: None,
}
}
pub fn degraded(output: &str, action: &str) -> Self {
CheckResponse {
health: Health::Degraded,
output: output.to_owned(),
action: Some(action.to_owned()),
impact: None,
}
}
pub fn unhealthy(output: &str, action: &str, impact: &str) -> Self {
CheckResponse {
health: Health::Unhealthy,
output: output.to_owned(),
action: Some(action.to_owned()),
impact: Some(impact.to_owned()),
}
}
pub fn health(&self) -> Health {
self.health
}
pub fn output(&self) -> &str {
&self.output
}
pub fn action(&self) -> Option<&str> {
self.action.as_ref().map(String::as_ref)
}
pub fn impact(&self) -> Option<&str> {
self.impact.as_ref().map(String::as_ref)
}
}
#[derive(Clone, Copy, Debug, Eq, Ord, PartialEq, PartialOrd)]
pub enum Health {
Healthy,
Degraded,
Unhealthy,
}
impl Into<&'static str> for Health {
fn into(self) -> &'static str {
match self {
Health::Healthy => "healthy",
Health::Degraded => "degraded",
Health::Unhealthy => "unhealthy",
}
}
}