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package http
import (
"errors"
"fmt"
"github.com/spiral/roadrunner"
"github.com/spiral/roadrunner/service"
"os"
"strings"
)
// Config configures RoadRunner HTTP server.
type Config struct {
// Port and port to handle as http server.
Address string
// SSL defines https server options.
SSL SSLConfig
// MaxRequestSize specified max size for payload body in megabytes, set 0 to unlimited.
MaxRequestSize int64
// Uploads configures uploads configuration.
Uploads *UploadsConfig
// Workers configures roadrunner server and worker pool.
Workers *roadrunner.ServerConfig
}
// SSLConfig defines https server configuration.
type SSLConfig struct {
// Port to listen as HTTPS server, defaults to 443.
Port int
// Redirect when enabled forces all http connections to switch to https.
Redirect bool
// Key defined private server key.
Key string
// Cert is https certificate.
Cert string
}
// EnableTLS returns true if rr must listen TLS connections.
func (c *Config) EnableTLS() bool {
return c.SSL.Key != "" || c.SSL.Cert != ""
}
// Hydrate must populate Config values using given Config source. Must return error if Config is not valid.
func (c *Config) Hydrate(cfg service.Config) error {
if c.Workers == nil {
c.Workers = &roadrunner.ServerConfig{}
}
if c.Uploads == nil {
c.Uploads = &UploadsConfig{}
}
if c.SSL.Port == 0 {
c.SSL.Port = 443
}
c.Uploads.InitDefaults()
c.Workers.InitDefaults()
if err := cfg.Unmarshal(c); err != nil {
return err
}
c.Workers.UpscaleDurations()
return c.Valid()
}
// Valid validates the configuration.
func (c *Config) Valid() error {
if c.Uploads == nil {
return errors.New("mailformed uploads config")
}
if c.Workers == nil {
return errors.New("mailformed workers config")
}
if c.Workers.Pool == nil {
return errors.New("mailformed workers config (pool config is missing)")
}
if err := c.Workers.Pool.Valid(); err != nil {
return err
}
if !strings.Contains(c.Address, ":") {
return errors.New("mailformed http server address")
}
if c.EnableTLS() {
if _, err := os.Stat(c.SSL.Key); err != nil {
if os.IsNotExist(err) {
return fmt.Errorf("key file '%s' does not exists", c.SSL.Key)
}
return err
}
if _, err := os.Stat(c.SSL.Cert); err != nil {
if os.IsNotExist(err) {
return fmt.Errorf("cert file '%s' does not exists", c.SSL.Cert)
}
return err
}
}
return nil
}
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