agent: setup rustls CryptoProvider

Fixes a crash in `agent` due to missing a `CryptoProvider` for `rustls` TLS connections.
estuary · Oct 8, 2024 · ddde1b2 · ddde1b2
1 parent 4670440
commit ddde1b2
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diff --git a/Cargo.lock b/Cargo.lock
diff --git a/crates/agent/Cargo.toml b/crates/agent/Cargo.toml
@@ -49,6 +49,7 @@ lazy_static = { workspace = true }
 rand = { workspace = true }
 regex = { workspace = true }
 reqwest = { workspace = true }
+rustls = { workspace = true }
 schemars = { workspace = true }
 serde = { workspace = true }
 serde_json = { workspace = true }

diff --git a/crates/agent/src/main.rs b/crates/agent/src/main.rs
@@ -51,6 +51,12 @@ struct Args {
 }
 
 fn main() -> Result<(), anyhow::Error> {
+    // Required in order for libraries to use `rustls` for TLS.
+    // See: https://docs.rs/rustls/latest/rustls/crypto/struct.CryptoProvider.html
+    rustls::crypto::aws_lc_rs::default_provider()
+        .install_default()
+        .expect("failed to install default crypto provider");
+
     // Use reasonable defaults for printing structured logs to stderr.
     let subscriber = tracing_subscriber::FmtSubscriber::builder()
         .with_env_filter(tracing_subscriber::EnvFilter::from_default_env())