Add e2e test for containers on Linux

2 files changed, 68 insertions, 0 deletions

diff --git a/test/test-manager/src/tests/mod.rs b/test/test-manager/src/tests/mod.rs
index ee8b7038fe..08251eb27b 100644
--- a/test/test-manager/src/tests/mod.rs
+++ b/test/test-manager/src/tests/mod.rs
@@ -4,6 +4,7 @@ mod dns;
 mod helpers;
 mod install;
 mod settings;
+mod software;
 mod test_metadata;
 mod tunnel;
 mod tunnel_state;
diff --git a/test/test-manager/src/tests/software.rs b/test/test-manager/src/tests/software.rs
new file mode 100644
index 0000000000..1c52f5032f
--- /dev/null
+++ b/test/test-manager/src/tests/software.rs
@@ -0,0 +1,67 @@
+//! Tests of interoperability with other software
+
+use super::{helpers, Error, TestContext};
+use mullvad_management_interface::ManagementServiceClient;
+use test_macro::test_function;
+use test_rpc::{ExecResult, ServiceClient};
+
+/// This test fails if there is no connectivity, or name resolution fails, when connected to a VPN.
+#[test_function(target_os = "linux")]
+pub async fn test_containers(
+    _: TestContext,
+    rpc: ServiceClient,
+    mut mullvad_client: ManagementServiceClient,
+) -> Result<(), Error> {
+    let result = probe_container_connectivity(&rpc).await?;
+    assert!(
+        result.success(),
+        "containers should have connectivity when disconnected from the VPN"
+    );
+
+    helpers::connect_and_wait(&mut mullvad_client).await?;
+
+    let result = probe_container_connectivity(&rpc).await?;
+    assert!(
+        result.success(),
+        "containers should have connectivity when connected to the VPN"
+    );
+
+    Ok(())
+}
+
+/// This function executes curl inside podman or docker in the guest/test runner.
+async fn probe_container_connectivity(rpc: &ServiceClient) -> Result<ExecResult, Error> {
+    let has_podman = rpc.exec("bash", ["-c", "which podman"]).await?.success();
+
+    let result = if has_podman {
+        // podman run docker.io/curlimages/curl:latest https://am.i.mullvad.net/connected
+        rpc.exec(
+            "podman",
+            [
+                "run",
+                "docker.io/curlimages/curl:latest",
+                "https://am.i.mullvad.net/connected",
+            ],
+        )
+        .await?
+    } else {
+        // sudo docker run docker.io/curlimages/curl:latest https://am.i.mullvad.net/connected
+        rpc.exec(
+            "sudo",
+            [
+                "docker",
+                "run",
+                "docker.io/curlimages/curl:latest",
+                "https://am.i.mullvad.net/connected",
+            ],
+        )
+        .await?
+    };
+
+    if !result.success() {
+        let stdout = std::str::from_utf8(&result.stdout).unwrap_or("invalid utf8");
+        let stderr = std::str::from_utf8(&result.stderr).unwrap_or("invalid utf8");
+        log::error!("probe_container_connectivity failed:\n\nstdout:\n\n{stdout}\n\n{stderr}\n");
+    }
+    Ok(result)
+}