refactor: rework app logging, dependency injection and cancellation (#844)

* feat: add new logger

* refactor: use one struct for context handling and cancellation

* refactor: rework logging and config in controllers

* refactor: rework logging and config in middlewares

* refactor: rework logging and cancellation in services

* refactor: rework cli logging

* fix: improve logging in routines

* feat: use sync groups for better cancellation

* refactor: simplify middleware, controller and service init

* tests: fix controller tests

* tests: use require instead of assert where previous step is required

* tests: fix middleware tests

* tests: fix service tests

* tests: fix context tests

* fix: fix typos

* feat: add option to enable or disable concurrent listeners

* fix: assign public key correctly in oidc server

* tests: fix don't try to test logger with char size

* fix: coderabbit comments

* tests: use filepath join instead of path join

* fix: ensure unix socket shutdown doesn't run twice

* chore: remove temp lint file

internal/model/config.go

@@ -14,8 +14,9 @@ func NewDefaultConfiguration() *Config {
 			Path:    "./resources",
 		},
 		Server: ServerConfig{
-			Port:    3000,
-			Address: "0.0.0.0",
+			Port:                       3000,
+			Address:                    "0.0.0.0",
+			ConcurrentListenersEnabled: false,
 		},
 		Auth: AuthConfig{
 			SubdomainsEnabled:  true,
@@ -95,9 +96,10 @@ type ResourcesConfig struct {
 }
 
 type ServerConfig struct {
-	Port       int    `description:"The port on which the server listens." yaml:"port"`
-	Address    string `description:"The address on which the server listens." yaml:"address"`
-	SocketPath string `description:"The path to the Unix socket." yaml:"socketPath"`
+	Port                       int    `description:"The port on which the server listens." yaml:"port"`
+	Address                    string `description:"The address on which the server listens." yaml:"address"`
+	SocketPath                 string `description:"The path to the Unix socket." yaml:"socketPath"`
+	ConcurrentListenersEnabled bool   `description:"Enable listening on both TCP and Unix socket at the same time." yaml:"concurrentListenersEnabled"`
 }
 
 type AuthConfig struct {
@@ -147,10 +149,10 @@ type IPConfig struct {
 }
 
 type OAuthConfig struct {
-	Whitelist    []string                      `description:"Comma-separated list of allowed OAuth domains." yaml:"whitelist"`
-	WhitelistFile string                       `description:"Path to the OAuth whitelist file." yaml:"whitelistFile"`
-	AutoRedirect string                        `description:"The OAuth provider to use for automatic redirection." yaml:"autoRedirect"`
-	Providers    map[string]OAuthServiceConfig `description:"OAuth providers configuration." yaml:"providers"`
+	Whitelist     []string                      `description:"Comma-separated list of allowed OAuth domains." yaml:"whitelist"`
+	WhitelistFile string                        `description:"Path to the OAuth whitelist file." yaml:"whitelistFile"`
+	AutoRedirect  string                        `description:"The OAuth provider to use for automatic redirection." yaml:"autoRedirect"`
+	Providers     map[string]OAuthServiceConfig `description:"OAuth providers configuration." yaml:"providers"`
 }
 
 type OIDCConfig struct {

internal/model/context.go

@@ -8,6 +8,10 @@ import (
 	"github.com/tinyauthapp/tinyauth/internal/repository"
 )
 
+var (
+	ErrUserContextNotFound = errors.New("user context not found")
+)
+
 type ProviderType int
 
 const (
@@ -74,7 +78,7 @@ func (c *UserContext) NewFromGin(ginctx *gin.Context) (*UserContext, error) {
 	userContextValue, exists := ginctx.Get("context")
 
 	if !exists {
-		return nil, errors.New("failed to get user context")
+		return nil, ErrUserContextNotFound
 	}
 
 	userContext, ok := userContextValue.(*UserContext)
@@ -117,7 +121,7 @@ func (c *UserContext) NewFromSession(session *repository.Session) (*UserContext,
 				Email:    session.Email,
 			},
 		}
-	// By default we assume an unkown name which is oauth
+	// By default we assume an unknown name which is oauth
 	default:
 		c.Provider = ProviderOAuth
 		c.OAuth = &OAuthContext{

internal/model/context_test.go

@@ -238,7 +238,7 @@ func TestContext(t *testing.T) {
 				_, err := c.NewFromGin(newGinCtx(nil, false))
 				return err.Error()
 			},
-			expected: "failed to get user context",
+			expected: model.ErrUserContextNotFound.Error(),
 		},
 		{
 			description: "NewFromGin returns error when context value has wrong type",

internal/model/runtime.go

@@ -0,0 +1,22 @@
+package model
+
+type RuntimeConfig struct {
+	AppURL                 string
+	UUID                   string
+	CookieDomain           string
+	SessionCookieName      string
+	CSRFCookieName         string
+	RedirectCookieName     string
+	OAuthSessionCookieName string
+	LocalUsers             []LocalUser
+	OAuthProviders         map[string]OAuthServiceConfig
+	OAuthWhitelist         []string
+	ConfiguredProviders    []Provider
+	OIDCClients            []OIDCClientConfig
+}
+
+type Provider struct {
+	Name  string `json:"name"`
+	ID    string `json:"id"`
+	OAuth bool   `json:"oauth"`
+}