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- add: gRPC health check for gRPC services

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raven
2025-03-10 03:56:47 -04:00
parent d583ca1228
commit ae04d2bf5b
12 changed files with 70 additions and 69 deletions
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1
character-service/Cargo.toml
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@@ -15,6 +15,7 @@ prost = "0.13.4"
warp = "0.3.7"
async-trait = "0.1.83"
serde_json = "1.0.133"
tonic-health = "0.12.3"
[build-dependencies]
tonic-build = "0.12.3"

16
character-service/src/main.rs
View File

@@ -29,21 +29,18 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
// Set the gRPC server address
let addr = env::var("LISTEN_ADDR").unwrap_or_else(|_| "0.0.0.0".to_string());
let port = env::var("CHARACTER_SERVICE_PORT").unwrap_or_else(|_| "50053".to_string());
let health_port = env::var("HEALTH_CHECK_PORT").unwrap_or_else(|_| "8083".to_string());
let consul_url = env::var("CONSUL_URL").unwrap_or_else(|_| "http://127.0.0.1:8500".to_string());
let service_name = env::var("SERVICE_NAME").unwrap_or_else(|_| "character-service".to_string());
let service_address =
env::var("CHARACTER_SERVICE_ADDR").unwrap_or_else(|_| "127.0.0.1".to_string());
let service_port = port.clone();
let health_check_url = format!("http://{}:{}/health", service_address, health_port);
let health_check_endpoint_addr = format!("{}:{}", service_address, health_port);
let db_nodes = get_service_address(&consul_url, "database-service").await?;
// Register service with Consul
let service_id = consul_registration::get_or_generate_service_id(env!("CARGO_PKG_NAME"));
let version = env!("CARGO_PKG_VERSION").to_string();
let tags = vec![version];
let tags = vec![version, "grpc".to_string()];
let mut meta = HashMap::new();
meta.insert("name".to_string(), "Rose".to_string());
consul_registration::register_service(
@@ -54,12 +51,10 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
service_port.parse().unwrap_or(50052),
tags,
meta,
&health_check_url,
None,
None,
)
.await?;
// Start health-check endpoint
consul_registration::start_health_check(addr.as_str()).await?;
.await?;
let full_addr = format!("{}:{}", &addr, port);
let address = full_addr.parse().expect("Invalid address");
@@ -72,8 +67,11 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
let character_service = MyCharacterService {
character_db_client,
};
let (mut health_reporter, health_service) = tonic_health::server::health_reporter();
health_reporter.set_serving::<CharacterServiceServer<MyCharacterService>>().await;
tonic::transport::Server::builder()
.add_service(health_service)
.add_service(CharacterServiceServer::new(character_service))
.serve(address)
.await?;