Update dockerfile with ca-certificates, otherwise SSL fails.

Dockerfile

@@ -11,6 +11,9 @@ RUN cargo build --release --verbose
 # # Production build:
 FROM ubuntu
 
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends ca-certificates libssl1.0.2
+
 WORKDIR /var/lib/grapple
 ENV ROCKET_ENV=prod
 ENV ROCKET_PORT=8000

tests/local_test.rs

@@ -0,0 +1,35 @@
+extern crate grapple;
+
+
+use grapple::config::*;
+use grapple::git_repository::*;
+
+pub struct TestValue;
+
+impl GitRepository for TestValue {
+    fn repository_name(&self) -> &str {
+        "AaronFriel/grapple"
+    }
+
+    fn clone_uri(&self) -> &str {
+        // "https://github.com/aelve/guide.git"
+        "https://github.com/AaronFriel/grapple.git"
+    }
+}
+
+#[test]
+fn test_grapple() {
+    let mapping = RepositoryMapping {
+        from: "AaronFriel/grapple".to_string(),
+        // push_uri: "ssh://git@gitlab.frielforreal.com:58432/aelve/guide.git".to_string(),
+        push_uri: "ssh://git@gitlab.frielforreal.com:58432/friel/grapple.git".to_string(),
+        deploy_public_key: "/zfsdev/volumes/devhome/.ssh/aelve_rsa.pub".to_string(),
+        deploy_private_key: "/zfsdev/volumes/devhome/.ssh/aelve_rsa".to_string(),
+        secret: "does not matter".to_string()
+    };
+
+    match grapple(&TestValue, &mapping) {
+        Err(e) => panic!("{}", e),
+        Ok(()) => (),
+    }
+}