Remove jwks_client dependency

Cargo.toml

@@ -13,7 +13,7 @@ rust-version = "1.72"
 [features]
 default = ["tracing_opentelemetry"]
 
-auth0 = ["rand", "redis", "jsonwebtoken", "jwks_client_rs", "chrono", "chacha20poly1305", "dashmap", "tracing"]
+auth0 = ["rand", "redis", "jsonwebtoken", "chrono", "chacha20poly1305", "dashmap", "tracing"]
 gzip = ["reqwest/gzip"]
 redis-tls = ["redis/tls", "redis/tokio-native-tls-comp"]
 tracing_opentelemetry = [ "tracing_opentelemetry_0_23" ]
@@ -33,7 +33,6 @@ dashmap = {version = "6.0", optional = true}
 futures = "0.3"
 futures-util = "0.3"
 jsonwebtoken = {version = "9.0", optional = true}
-jwks_client_rs = {version = "0.5", optional = true}
 rand = {version = "0.8", optional = true}
 redis = {version = "0.23", features = ["tokio-comp"], optional = true}
 reqwest = {version = "0.12", features = ["json", "multipart", "stream"]}

src/auth0/errors.rs

@@ -10,8 +10,6 @@ pub enum Auth0Error {
     JwtFetchError(u16, String, reqwest::Error),
     #[error("failed to deserialize jwt from {0}. {1}")]
     JwtFetchDeserializationError(String, reqwest::Error),
-    #[error(transparent)]
-    JwksClientError(#[from] jwks_client_rs::JwksClientError),
     #[error("failed to fetch jwt from {0}. Status code: {0}; error: {1}")]
     JwksHttpError(String, reqwest::Error),
     #[error("redis error: {0}")]

src/auth0/mod.rs

@@ -3,8 +3,6 @@
 use std::sync::{Arc, RwLock, RwLockReadGuard, RwLockWriteGuard};
 use std::time::Duration;
 
-use jwks_client_rs::source::WebSource;
-use jwks_client_rs::JwksClient;
 use reqwest::Client;
 use tokio::task::JoinHandle;
 use tokio::time::Interval;
@@ -41,14 +39,12 @@ impl Auth0 {
             .build(config.jwks_url().to_owned())
             .map_err(|err| Auth0Error::JwksHttpError(config.token_url().as_str().to_string(), err))?;
 
-        let jwks_client = JwksClient::builder().build(source);
         let token: Token = get_token(client_ref, &cache, &config).await?;
 
         let token_lock: Arc<RwLock<Token>> = Arc::new(RwLock::new(token));
 
         start(
             token_lock.clone(),
-            jwks_client.clone(),
             client_ref.clone(),
             cache.clone(),
             config,
@@ -65,7 +61,6 @@ impl Auth0 {
 
 async fn start(
     token_lock: Arc<RwLock<Token>>,
-    jwks_client: JwksClient<WebSource>,
     client: Client,
     cache: Arc<dyn Cache>,
     config: Config,