2 files changed, 102 insertions, 0 deletions
diff --git a/go/internal/gitlabnet/healthcheck/client.go b/go/internal/gitlabnet/healthcheck/client.go
new file mode 100644
index 0000000..288b150
--- /dev/null
+++ b/go/internal/gitlabnet/healthcheck/client.go
@@ -0,0 +1,54 @@
+package healthcheck
+
+import (
+	"fmt"
+	"net/http"
+
+	"gitlab.com/gitlab-org/gitlab-shell/go/internal/config"
+	"gitlab.com/gitlab-org/gitlab-shell/go/internal/gitlabnet"
+)
+
+const (
+	checkPath = "/check"
+)
+
+type Client struct {
+	config *config.Config
+	client *gitlabnet.GitlabClient
+}
+
+type Response struct {
+	APIVersion     string `json:"api_version"`
+	GitlabVersion  string `json:"gitlab_version"`
+	GitlabRevision string `json:"gitlab_rev"`
+	Redis          bool   `json:"redis"`
+}
+
+func NewClient(config *config.Config) (*Client, error) {
+	client, err := gitlabnet.GetClient(config)
+	if err != nil {
+		return nil, fmt.Errorf("Error creating http client: %v", err)
+	}
+
+	return &Client{config: config, client: client}, nil
+}
+
+func (c *Client) Check() (*Response, error) {
+	resp, err := c.client.Get(checkPath)
+	if err != nil {
+		return nil, err
+	}
+
+	defer resp.Body.Close()
+
+	return parse(resp)
+}
+
+func parse(hr *http.Response) (*Response, error) {
+	response := &Response{}
+	if err := gitlabnet.ParseJSON(hr, response); err != nil {
+		return nil, err
+	}
+
+	return response, nil
+}
diff --git a/go/internal/gitlabnet/healthcheck/client_test.go b/go/internal/gitlabnet/healthcheck/client_test.go
new file mode 100644
index 0000000..d32e6f4
--- /dev/null
+++ b/go/internal/gitlabnet/healthcheck/client_test.go
@@ -0,0 +1,48 @@
+package healthcheck
+
+import (
+	"encoding/json"
+	"net/http"
+	"testing"
+
+	"gitlab.com/gitlab-org/gitlab-shell/go/internal/config"
+	"gitlab.com/gitlab-org/gitlab-shell/go/internal/gitlabnet/testserver"
+
+	"github.com/stretchr/testify/require"
+)
+
+var (
+	requests = []testserver.TestRequestHandler{
+		{
+			Path: "/api/v4/internal/check",
+			Handler: func(w http.ResponseWriter, r *http.Request) {
+				json.NewEncoder(w).Encode(testResponse)
+			},
+		},
+	}
+
+	testResponse = &Response{
+		APIVersion:     "v4",
+		GitlabVersion:  "v12.0.0-ee",
+		GitlabRevision: "3b13818e8330f68625d80d9bf5d8049c41fbe197",
+		Redis:          true,
+	}
+)
+
+func TestCheck(t *testing.T) {
+	client, cleanup := setup(t)
+	defer cleanup()
+
+	result, err := client.Check()
+	require.NoError(t, err)
+	require.Equal(t, testResponse, result)
+}
+
+func setup(t *testing.T) (*Client, func()) {
+	url, cleanup := testserver.StartSocketHttpServer(t, requests)
+
+	client, err := NewClient(&config.Config{GitlabUrl: url})
+	require.NoError(t, err)
+
+	return client, cleanup
+}