// GetConfig gets the SiteConfig that corresponds to c.
// If none exist (should only happen in tests), then a
// new, empty one will be created.
func GetConfig(c *caddy.Controller) *SiteConfig {
ctx := c.Context().(*httpContext)
if cfg, ok := ctx.keysToSiteConfigs[c.Key]; ok {
return cfg
}
// we should only get here during tests because directive
// actions typically skip the server blocks where we make
// the configs
ctx.saveConfig(c.Key, &SiteConfig{Root: Root, TLS: new(caddytls.Config)})
return GetConfig(c)
}