init: Initial commit

app/config/config.go

@@ -0,0 +1,11 @@
+package config
+
+type Config interface {
+	GetConfiguration() *Configuration
+	GetGatewayConfiguration() *GatewayConfiguration
+	GetFeatures() []string
+	GetRoutes() []RouteConfiguration
+	GetApis() []ApiConfiguration
+	GetHost() string
+	GetPort() int
+}

app/config/file.go

@@ -0,0 +1,60 @@
+package config
+
+import (
+	"os"
+
+	"go.yaml.in/yaml/v3"
+)
+
+type FileConfig struct {
+	filePath string
+	config   *Configuration
+}
+
+func NewFileConfig(filePath string) (*FileConfig, error) {
+	c := &FileConfig{filePath: filePath, config: &Configuration{}}
+	if err := c.loadConfig(); err != nil {
+		return nil, err
+	}
+	return c, nil
+}
+
+func (c *FileConfig) loadConfig() error {
+	data, err := os.ReadFile(c.filePath)
+	if err != nil {
+		return err
+	}
+	return yaml.Unmarshal(data, c.config)
+}
+
+func (c *FileConfig) GetConfiguration() *Configuration {
+	return c.config
+}
+
+func (c *FileConfig) GetGatewayConfiguration() *GatewayConfiguration {
+	return &c.config.Gateway
+}
+
+func (c *FileConfig) GetRoutes() []RouteConfiguration {
+	return c.config.Routes
+}
+
+func (c *FileConfig) GetProxies() []ProxyConfiguration {
+	return c.config.Proxies
+}
+
+func (c *FileConfig) GetHost() string {
+	return c.config.Gateway.Host
+}
+
+func (c *FileConfig) GetPort() int {
+	return c.config.Gateway.Port
+}
+
+func (c *FileConfig) GetApis() []ApiConfiguration {
+	return c.config.Apis
+}
+
+func (c *FileConfig) GetFeatures() []string {
+	return c.config.Gateway.Features
+}

app/config/types.go

@@ -0,0 +1,57 @@
+package config
+
+type Configuration struct {
+	Gateway GatewayConfiguration `yaml:"gateway"`
+	Apis    []ApiConfiguration   `yaml:"apis"`
+	Routes  []RouteConfiguration `yaml:"routes"`
+	Proxies []ProxyConfiguration `yaml:"proxies"`
+}
+
+type GatewayConfiguration struct {
+	Host     string   `yaml:"host"`
+	Port     int      `yaml:"port"`
+	Features []string `yaml:"features"`
+}
+
+type RouteConfiguration struct {
+	ID          string `yaml:"id"`
+	Path        string `yaml:"path"`
+	StripPrefix struct {
+		Enabled bool   `yaml:"enabled"`
+		Prefix  string `yaml:"prefix"`
+	} `yaml:"strip_prefix"`
+	Security SecurityConfiguration `yaml:"security"`
+}
+
+type SecurityConfiguration struct {
+	Auth AuthConfiguration `yaml:"auth"`
+	WAF  WAFConfiguration  `yaml:"waf"`
+}
+
+type WAFConfiguration struct {
+	Enabled bool     `yaml:"enabled"`
+	Methods []string `yaml:"methods"`
+}
+
+type AuthConfiguration struct {
+	Enabled bool                  `yaml:"enabled"`
+	Type    string                `yaml:"type"`
+	Header  string                `yaml:"header"`
+	Path    AuthPathConfiguration `yaml:"path"`
+}
+
+type AuthPathConfiguration struct {
+	Include []string `yaml:"include"`
+	Exclude []string `yaml:"exclude"`
+}
+
+type ProxyConfiguration struct {
+	ID     string `yaml:"id"`
+	Host   string `yaml:"host"`
+	Target string `yaml:"target"`
+}
+
+type ApiConfiguration struct {
+	ID     string `yaml:"id"`
+	Target string `yaml:"target"`
+}