130 lines
4.0 KiB
Go
130 lines
4.0 KiB
Go
package server
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import (
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"context"
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"crypto/tls"
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"net"
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"net/http"
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"net/url"
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"os"
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"strings"
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"github.com/BeryJu/passbook/proxy/pkg/client/crypto"
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"github.com/BeryJu/passbook/proxy/pkg/models"
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"github.com/BeryJu/passbook/proxy/pkg/proxy"
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"github.com/jinzhu/copier"
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"github.com/justinas/alice"
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"github.com/oauth2-proxy/oauth2-proxy/pkg/apis/options"
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"github.com/oauth2-proxy/oauth2-proxy/pkg/middleware"
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"github.com/oauth2-proxy/oauth2-proxy/pkg/validation"
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log "github.com/sirupsen/logrus"
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)
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type providerBundle struct {
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http.Handler
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a *APIController
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proxy *proxy.OAuthProxy
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Host string
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cert *tls.Certificate
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}
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func (pb *providerBundle) prepareOpts(provider *models.ProxyOutpostConfig) *options.Options {
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externalHost, err := url.Parse(*provider.ExternalHost)
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if err != nil {
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log.WithError(err).Warning("Failed to parse URL, skipping provider")
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return nil
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}
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providerOpts := &options.Options{}
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copier.Copy(&providerOpts, &pb.a.commonOpts)
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providerOpts.ClientID = provider.ClientID
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providerOpts.ClientSecret = provider.ClientSecret
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providerOpts.Cookie.Secret = provider.CookieSecret
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providerOpts.Cookie.Secure = externalHost.Scheme == "https"
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providerOpts.SkipOIDCDiscovery = true
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providerOpts.OIDCIssuerURL = *provider.OidcConfiguration.Issuer
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providerOpts.LoginURL = *provider.OidcConfiguration.AuthorizationEndpoint
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providerOpts.RedeemURL = *provider.OidcConfiguration.TokenEndpoint
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providerOpts.OIDCJwksURL = *provider.OidcConfiguration.JwksURI
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providerOpts.ProfileURL = *provider.OidcConfiguration.UserinfoEndpoint
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if provider.SkipPathRegex != "" {
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skipRegexes := strings.Split(provider.SkipPathRegex, "\n")
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providerOpts.SkipAuthRegex = skipRegexes
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}
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providerOpts.UpstreamServers = []options.Upstream{
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{
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ID: "default",
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URI: *provider.InternalHost,
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Path: "/",
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},
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}
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if provider.Certificate != nil {
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pb.a.logger.WithField("provider", provider.ClientID).Debug("Enabling TLS")
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cert, err := pb.a.client.Crypto.CryptoCertificatekeypairsRead(&crypto.CryptoCertificatekeypairsReadParams{
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Context: context.Background(),
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KpUUID: *provider.Certificate,
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}, pb.a.auth)
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if err != nil {
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pb.a.logger.WithField("provider", provider.ClientID).WithError(err).Warning("Failed to fetch certificate")
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return providerOpts
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}
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x509cert, err := tls.X509KeyPair([]byte(*cert.Payload.CertificateData), []byte(cert.Payload.KeyData))
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if err != nil {
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pb.a.logger.WithField("provider", provider.ClientID).WithError(err).Warning("Failed to parse certificate")
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return providerOpts
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}
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pb.cert = &x509cert
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pb.a.logger.WithField("provider", provider.ClientID).WithField("certificate-key-pair", *cert.Payload.Name).Debug("Loaded certificates")
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}
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return providerOpts
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}
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func (pb *providerBundle) Build(provider *models.ProxyOutpostConfig) {
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opts := pb.prepareOpts(provider)
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chain := alice.New()
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if opts.ForceHTTPS {
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_, httpsPort, err := net.SplitHostPort(opts.HTTPSAddress)
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if err != nil {
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log.Fatalf("FATAL: invalid HTTPS address %q: %v", opts.HTTPAddress, err)
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}
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chain = chain.Append(middleware.NewRedirectToHTTPS(httpsPort))
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}
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healthCheckPaths := []string{opts.PingPath}
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healthCheckUserAgents := []string{opts.PingUserAgent}
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if opts.GCPHealthChecks {
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healthCheckPaths = append(healthCheckPaths, "/liveness_check", "/readiness_check")
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healthCheckUserAgents = append(healthCheckUserAgents, "GoogleHC/1.0")
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}
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// To silence logging of health checks, register the health check handler before
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// the logging handler
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if opts.Logging.SilencePing {
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chain = chain.Append(middleware.NewHealthCheck(healthCheckPaths, healthCheckUserAgents), LoggingHandler)
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} else {
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chain = chain.Append(LoggingHandler, middleware.NewHealthCheck(healthCheckPaths, healthCheckUserAgents))
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}
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err := validation.Validate(opts)
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if err != nil {
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log.Printf("%s", err)
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os.Exit(1)
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}
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oauthproxy, err := proxy.NewOAuthProxy(opts)
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if err != nil {
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log.Errorf("ERROR: Failed to initialise OAuth2 Proxy: %v", err)
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os.Exit(1)
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}
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pb.proxy = oauthproxy
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pb.Handler = chain.Then(oauthproxy)
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}
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