Create environmental var package

env/env.go

@@ -0,0 +1,16 @@
+package env
+
+import (
+	"os"
+)
+
+// For test stubs
+type EnvInterface interface {
+	Getenv(key string) string
+}
+
+type Env struct{}
+
+func (e *Env) Getenv(key string) string {
+	return os.Getenv(key)
+}

main.go

@@ -4,6 +4,7 @@ import (
 	"log"
 
 	"lbryio/lbry-id/auth"
+	"lbryio/lbry-id/env"
 	"lbryio/lbry-id/server"
 	"lbryio/lbry-id/store"
 )
@@ -23,6 +24,6 @@ func storeInit() (s store.Store) {
 
 func main() {
 	store := storeInit()
-	srv := server.Init(&auth.Auth{}, &store)
+	srv := server.Init(&auth.Auth{}, &store, &env.Env{})
 	srv.Serve()
 }

server/account_test.go

@@ -13,9 +13,8 @@ import (
 )
 
 func TestServerRegisterSuccess(t *testing.T) {
-	testAuth := TestAuth{}
-	testStore := TestStore{}
-	s := Server{&testAuth, &testStore}
+	testStore := &TestStore{}
+	s := Server{&TestAuth{}, testStore, &TestEnv{}}
 
 	requestBody := []byte(`{"email": "abc@example.com", "password": "123", "clientSaltSeed": "abcd1234abcd1234abcd1234abcd1234abcd1234abcd1234abcd1234abcd1234" }`)
 
@@ -76,9 +75,7 @@ func TestServerRegisterErrors(t *testing.T) {
 		t.Run(tc.name, func(t *testing.T) {
 
 			// Set this up to fail according to specification
-			testAuth := TestAuth{}
-			testStore := TestStore{Errors: tc.storeErrors}
-			server := Server{&testAuth, &testStore}
+			server := Server{&TestAuth{}, &TestStore{Errors: tc.storeErrors}, &TestEnv{}}
 
 			// Make request
 			requestBody := fmt.Sprintf(`{"email": "%s", "password": "123", "clientSaltSeed": "abcd1234abcd1234abcd1234abcd1234abcd1234abcd1234abcd1234abcd1234"}`, tc.email)

server/auth_test.go

@@ -17,7 +17,7 @@ import (
 func TestServerAuthHandlerSuccess(t *testing.T) {
 	testAuth := TestAuth{TestNewTokenString: auth.TokenString("seekrit")}
 	testStore := TestStore{}
-	s := Server{&testAuth, &testStore}
+	s := Server{&testAuth, &testStore, &TestEnv{}}
 
 	requestBody := []byte(`{"deviceId": "dev-1", "email": "abc@example.com", "password": "123"}`)
 
@@ -95,7 +95,7 @@ func TestServerAuthHandlerErrors(t *testing.T) {
 			if tc.authFailGenToken { // TODO - TestAuth{Errors:authErrors}
 				testAuth.FailGenToken = true
 			}
-			server := Server{&testAuth, &testStore}
+			server := Server{&testAuth, &testStore, &TestEnv{}}
 
 			// Make request
 			// So long as the JSON is well-formed, the content doesn't matter here since the password check will be stubbed out

server/client_test.go

@@ -66,7 +66,7 @@ func TestServerGetClientSalt(t *testing.T) {
 				Errors: tc.storeErrors,
 			}
 
-			s := Server{&testAuth, &testStore}
+			s := Server{&testAuth, &testStore, &TestEnv{}}
 
 			req := httptest.NewRequest(http.MethodGet, PathClientSaltSeed, nil)
 			q := req.URL.Query()

server/integration_test.go

@@ -93,7 +93,7 @@ func TestIntegrationWalletUpdates(t *testing.T) {
 	st, tmpFile := storeTestInit(t)
 	defer storeTestCleanup(tmpFile)
 
-	s := Init(&auth.Auth{}, &st)
+	s := Server{&auth.Auth{}, &st, &TestEnv{}}
 
 	////////////////////
 	t.Log("Request: Register email address - any device")
@@ -259,7 +259,7 @@ func TestIntegrationChangePassword(t *testing.T) {
 	st, tmpFile := storeTestInit(t)
 	defer storeTestCleanup(tmpFile)
 
-	s := Init(&auth.Auth{}, &st)
+	s := Server{&auth.Auth{}, &st, &TestEnv{}}
 
 	////////////////////
 	t.Log("Request: Register email address")

server/password_test.go

@@ -143,9 +143,8 @@ func TestServerChangePassword(t *testing.T) {
 	}
 	for _, tc := range tt {
 		t.Run(tc.name, func(t *testing.T) {
-			testAuth := TestAuth{}
 			testStore := TestStore{Errors: tc.storeErrors}
-			s := Server{&testAuth, &testStore}
+			s := Server{&TestAuth{}, &testStore, &TestEnv{}}
 
 			// Whether we passed in wallet fields (these test cases should be passing
 			// in all of them or none of them, so we only test EncryptedWallet). This

server/server.go

@@ -11,6 +11,7 @@ import (
 	"github.com/prometheus/client_golang/prometheus/promhttp"
 
 	"lbryio/lbry-id/auth"
+	"lbryio/lbry-id/env"
 	"lbryio/lbry-id/store"
 )
 
@@ -33,16 +34,17 @@ const PathWrongApiVersion = "/api/"
 type Server struct {
 	auth  auth.AuthInterface
 	store store.StoreInterface
+	env   env.EnvInterface
 }
 
+// TODO If I capitalize the `auth` `store` and `env` fields of Store{} I can
+// create Store{} structs directly from main.go.
 func Init(
 	auth auth.AuthInterface,
 	store store.StoreInterface,
+	env env.EnvInterface,
 ) *Server {
-	return &Server{
-		auth:  auth,
-		store: store,
-	}
+	return &Server{auth, store, env}
 }
 
 type ErrorResponse struct {

server/server_test.go

@@ -17,6 +17,14 @@ import (
 
 // Implementing interfaces for stubbed out packages
 
+type TestEnv struct {
+	env map[string]string
+}
+
+func (e *TestEnv) Getenv(key string) string {
+	return e.env[key]
+}
+
 type TestAuth struct {
 	TestNewTokenString auth.TokenString
 	FailGenToken       bool
@@ -264,7 +272,7 @@ func TestServerHelperCheckAuth(t *testing.T) {
 				Errors:        tc.storeErrors,
 				TestAuthToken: auth.AuthToken{Token: auth.TokenString("seekrit"), Scope: tc.userScope},
 			}
-			s := Server{&TestAuth{}, &testStore}
+			s := Server{&TestAuth{}, &testStore, &TestEnv{}}
 
 			w := httptest.NewRecorder()
 			authToken := s.checkAuth(w, testStore.TestAuthToken.Token, tc.requiredScope)

server/wallet_test.go

@@ -76,7 +76,8 @@ func TestServerGetWallet(t *testing.T) {
 				Errors: tc.storeErrors,
 			}
 
-			s := Server{&testAuth, &testStore}
+			testEnv := TestEnv{}
+			s := Server{&testAuth, &testStore, &testEnv}
 
 			req := httptest.NewRequest(http.MethodGet, PathWallet, nil)
 			q := req.URL.Query()
@@ -234,7 +235,7 @@ func TestServerPostWallet(t *testing.T) {
 				Errors: tc.storeErrors,
 			}
 
-			s := Server{&testAuth, &testStore}
+			s := Server{&testAuth, &testStore, &TestEnv{}}
 
 			requestBody := []byte(
 				fmt.Sprintf(`{