example: Add system tests for microd/microctl

Signed-off-by: Wesley Hershberger <[email protected]>

.gitignore

@@ -0,0 +1,2 @@
+# Misc test files
+example/test/system

example/Makefile

@@ -16,8 +16,8 @@ check-unit:
 	go test ./...
 
 .PHONY: check-system
-check-system:
-	true
+check-system: build
+	./test/main.sh
 
 .PHONY: check-static
 check-static:

example/test/README.md

@@ -0,0 +1,6 @@
+
+# Environment variables
+Name                | Default                 | Description
+:--                 | :--                     | :--
+`DEBUG`             | ""                      | Sets `set -x`
+`CLUSTER_INSPECT`   | ""                      | Any `microd` processes are not killed when `main.sh` exits

example/test/main.sh

@@ -0,0 +1,35 @@
+#!/bin/bash
+
+if [ -n "${DEBUG:-}" ]; then
+  set -x
+fi
+
+test_dir="$(realpath -e "$(dirname -- "${BASH_SOURCE[0]}")")/system"
+
+if [ -d "${test_dir}" ]; then
+  rm -r "${test_dir}"
+fi
+
+members=("c1" "c2" "c3")
+
+for member in "${members[@]}"; do
+  state_dir="${test_dir}/${member}"
+  mkdir -p "${state_dir}"
+  microd --state-dir "${state_dir}" &
+  microctl --state-dir "${state_dir}" waitready
+done
+
+microctl --state-dir "${test_dir}/c1" init "c1" 127.0.0.1:9001 --bootstrap
+
+token_node2=$(microctl --state-dir "${test_dir}/c1" tokens add "c2")
+token_node3=$(microctl --state-dir "${test_dir}/c1" tokens add "c3")
+
+microctl --state-dir "${test_dir}/c2" init "c2" 127.0.0.1:9002 --token "${token_node2}"
+microctl --state-dir "${test_dir}/c3" init "c3" 127.0.0.1:9003 --token "${token_node3}"
+
+# Clean up
+if [ -z "${CLUSTER_INSPECT:-}" ]; then
+  kill %1
+  kill %2
+  kill %3
+fi