portainer/api/http/proxy/manager.go

70 lines
1.9 KiB
Go

package proxy
import (
"net/http"
"net/url"
"github.com/orcaman/concurrent-map"
"github.com/portainer/portainer"
)
// Manager represents a service used to manage Docker proxies.
type Manager struct {
proxyFactory *proxyFactory
proxies cmap.ConcurrentMap
}
// NewManager initializes a new proxy Service
func NewManager(resourceControlService portainer.ResourceControlService, teamMembershipService portainer.TeamMembershipService, settingsService portainer.SettingsService) *Manager {
return &Manager{
proxies: cmap.New(),
proxyFactory: &proxyFactory{
ResourceControlService: resourceControlService,
TeamMembershipService: teamMembershipService,
SettingsService: settingsService,
},
}
}
// CreateAndRegisterProxy creates a new HTTP reverse proxy and adds it to the registered proxies.
// It can also be used to create a new HTTP reverse proxy and replace an already registered proxy.
func (manager *Manager) CreateAndRegisterProxy(endpoint *portainer.Endpoint) (http.Handler, error) {
var proxy http.Handler
endpointURL, err := url.Parse(endpoint.URL)
if err != nil {
return nil, err
}
if endpointURL.Scheme == "tcp" {
if endpoint.TLS {
proxy, err = manager.proxyFactory.newHTTPSProxy(endpointURL, endpoint)
if err != nil {
return nil, err
}
} else {
proxy = manager.proxyFactory.newHTTPProxy(endpointURL)
}
} else {
// Assume unix:// scheme
proxy = manager.proxyFactory.newSocketProxy(endpointURL.Path)
}
manager.proxies.Set(string(endpoint.ID), proxy)
return proxy, nil
}
// GetProxy returns the proxy associated to a key
func (manager *Manager) GetProxy(key string) http.Handler {
proxy, ok := manager.proxies.Get(key)
if !ok {
return nil
}
return proxy.(http.Handler)
}
// DeleteProxy deletes the proxy associated to a key
func (manager *Manager) DeleteProxy(key string) {
manager.proxies.Remove(key)
}