diff --git a/services/.env b/services/.env
--- a/services/.env
+++ b/services/.env
@@ -1,3 +1,4 @@
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diff --git a/services/commtest/Cargo.toml b/services/commtest/Cargo.toml
new file mode 100644
--- /dev/null
+++ b/services/commtest/Cargo.toml
@@ -0,0 +1,15 @@
+[package]
+name = "commtest"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+tonic = "0.6"
+tokio = { version = "1.0", features = ["macros", "rt-multi-thread"] }
+prost = "0.9"
+futures = "0.1"
+rand = "0.8.4"
+async-stream = "0.3.2"
+
+[build-dependencies]
+tonic-build = "0.6"
diff --git a/services/commtest/build.rs b/services/commtest/build.rs
new file mode 100644
--- /dev/null
+++ b/services/commtest/build.rs
@@ -0,0 +1,13 @@
+use std::env;
+
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+  let target_service = env::var("COMM_TEST_TARGET")
+    .map_err(|err| -> String { format!("invalid test target: {}", err) })?;
+  // use this when using docker
+  // tonic_build::compile_protos(format!("protos/{}.proto", target_service))?;
+  tonic_build::compile_protos(format!(
+    "../../native/cpp/CommonCpp/grpc/protos/{}.proto",
+    target_service
+  ))?;
+  Ok(())
+}
diff --git a/services/commtest/rustfmt.toml b/services/commtest/rustfmt.toml
new file mode 100644
--- /dev/null
+++ b/services/commtest/rustfmt.toml
@@ -0,0 +1,2 @@
+tab_spaces = 2
+max_width = 80