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https://github.com/1f349/dendrite.git
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Remove TLS fingerprints, improve perspective unmarshal handling (#1452)
* Add prefer_direct_fetch option * Update gomatrixserverlib * Update gomatrixserverlib * Update gomatrixserverlib * Don't deal in TLS fingerprints anymore
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43cdba9a69
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f290e92a34
@ -274,6 +274,11 @@ server_key_api:
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- key_id: ed25519:a_RXGa
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public_key: l8Hft5qXKn1vfHrg3p4+W8gELQVo8N13JkluMfmn2sQ
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# This option will control whether Dendrite will prefer to look up keys directly
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# or whether it should try perspective servers first, using direct fetches as a
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# last resort.
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prefer_direct_fetch: false
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# Configuration for the Sync API.
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sync_api:
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internal_api:
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@ -136,7 +136,6 @@ func localKeys(cfg *config.FederationAPI, validUntil time.Time) (*gomatrixserver
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var keys gomatrixserverlib.ServerKeys
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keys.ServerName = cfg.Matrix.ServerName
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keys.TLSFingerprints = cfg.TLSFingerPrints
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keys.ValidUntilTS = gomatrixserverlib.AsTimestamp(validUntil)
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publicKey := cfg.Matrix.PrivateKey.Public().(ed25519.PublicKey)
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2
go.mod
2
go.mod
@ -22,7 +22,7 @@ require (
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github.com/matrix-org/go-http-js-libp2p v0.0.0-20200518170932-783164aeeda4
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github.com/matrix-org/go-sqlite3-js v0.0.0-20200522092705-bc8506ccbcf3
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github.com/matrix-org/gomatrix v0.0.0-20200827122206-7dd5e2a05bcd
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200925165243-b9780a852681
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200929155210-32fc5888d26a
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github.com/matrix-org/naffka v0.0.0-20200901083833-bcdd62999a91
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github.com/matrix-org/util v0.0.0-20200807132607-55161520e1d4
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github.com/mattn/go-sqlite3 v1.14.2
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10
go.sum
10
go.sum
@ -569,8 +569,14 @@ github.com/matrix-org/gomatrix v0.0.0-20190528120928-7df988a63f26 h1:Hr3zjRsq2bh
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github.com/matrix-org/gomatrix v0.0.0-20190528120928-7df988a63f26/go.mod h1:3fxX6gUjWyI/2Bt7J1OLhpCzOfO/bB3AiX0cJtEKud0=
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github.com/matrix-org/gomatrix v0.0.0-20200827122206-7dd5e2a05bcd h1:xVrqJK3xHREMNjwjljkAUaadalWc0rRbmVuQatzmgwg=
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github.com/matrix-org/gomatrix v0.0.0-20200827122206-7dd5e2a05bcd/go.mod h1:/gBX06Kw0exX1HrwmoBibFA98yBk/jxKpGVeyQbff+s=
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200925165243-b9780a852681 h1:75fM7vPHiFGt+XxktT17LJD972XMtJ1n7FU1MpC08Zc=
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200925165243-b9780a852681/go.mod h1:JsAzE1Ll3+gDWS9JSUHPJiiyAksvOOnGWF2nXdg4ZzU=
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200929152221-6fe6457127ad h1:n0P/Oy8ZqqTPzum6FEayAjamsmvJTuIcA10WQ8GcK70=
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200929152221-6fe6457127ad/go.mod h1:JsAzE1Ll3+gDWS9JSUHPJiiyAksvOOnGWF2nXdg4ZzU=
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200929154026-a52e7a5f0553 h1:tiel2c3I9xr0SRS05g3UvOjj6Sgg1I3Yn2/oGA1GgLk=
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200929154026-a52e7a5f0553/go.mod h1:JsAzE1Ll3+gDWS9JSUHPJiiyAksvOOnGWF2nXdg4ZzU=
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200929154241-9414c4d0b5f2 h1:a07U5eFT521mFiUtA/A8NwiZp5vfRU59/QKs+pa3Fkc=
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200929154241-9414c4d0b5f2/go.mod h1:JsAzE1Ll3+gDWS9JSUHPJiiyAksvOOnGWF2nXdg4ZzU=
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200929155210-32fc5888d26a h1:kIwbS7eY7P/MX0oN4wRHGkoc4eTTnwOcdCawBZ3SrJI=
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github.com/matrix-org/gomatrixserverlib v0.0.0-20200929155210-32fc5888d26a/go.mod h1:JsAzE1Ll3+gDWS9JSUHPJiiyAksvOOnGWF2nXdg4ZzU=
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github.com/matrix-org/naffka v0.0.0-20200901083833-bcdd62999a91 h1:HJ6U3S3ljJqNffYMcIeAncp5qT/i+ZMiJ2JC2F0aXP4=
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github.com/matrix-org/naffka v0.0.0-20200901083833-bcdd62999a91/go.mod h1:sjyPyRxKM5uw1nD2cJ6O2OxI6GOqyVBfNXqKjBZTBZE=
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github.com/matrix-org/util v0.0.0-20190711121626-527ce5ddefc7 h1:ntrLa/8xVzeSs8vHFHK25k0C+NV74sYMJnNSg5NoSRo=
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@ -16,7 +16,6 @@ package config
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import (
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"bytes"
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"crypto/sha256"
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"encoding/pem"
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"fmt"
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"io"
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@ -252,20 +251,6 @@ func loadConfig(
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c.Global.OldVerifyKeys[i].KeyID, c.Global.OldVerifyKeys[i].PrivateKey = keyID, privateKey
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}
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for _, certPath := range c.FederationAPI.FederationCertificatePaths {
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absCertPath := absPath(basePath, certPath)
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var pemData []byte
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pemData, err = readFile(absCertPath)
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if err != nil {
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return nil, err
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}
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fingerprint := fingerprintPEM(pemData)
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if fingerprint == nil {
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return nil, fmt.Errorf("no certificate PEM data in %q", absCertPath)
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}
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c.FederationAPI.TLSFingerPrints = append(c.FederationAPI.TLSFingerPrints, *fingerprint)
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}
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c.MediaAPI.AbsBasePath = Path(absPath(basePath, c.MediaAPI.BasePath))
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// Generate data from config options
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@ -494,20 +479,6 @@ func readKeyPEM(path string, data []byte, enforceKeyIDFormat bool) (gomatrixserv
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}
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}
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func fingerprintPEM(data []byte) *gomatrixserverlib.TLSFingerprint {
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for {
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var certDERBlock *pem.Block
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certDERBlock, data = pem.Decode(data)
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if data == nil {
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return nil
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}
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if certDERBlock.Type == "CERTIFICATE" {
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digest := sha256.Sum256(certDERBlock.Bytes)
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return &gomatrixserverlib.TLSFingerprint{SHA256: digest[:]}
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}
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}
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}
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// AppServiceURL returns a HTTP URL for where the appservice component is listening.
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func (config *Dendrite) AppServiceURL() string {
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// Hard code the appservice server to talk HTTP for now.
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@ -1,7 +1,5 @@
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package config
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import "github.com/matrix-org/gomatrixserverlib"
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type FederationAPI struct {
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Matrix *Global `yaml:"-"`
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@ -14,10 +12,6 @@ type FederationAPI struct {
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// to match one of these certificates.
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// The certificates should be in PEM format.
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FederationCertificatePaths []Path `yaml:"federation_certificates"`
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// A list of SHA256 TLS fingerprints for the X509 certificates used by the
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// federation listener for this server.
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TLSFingerPrints []gomatrixserverlib.TLSFingerprint `yaml:"-"`
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}
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func (c *FederationAPI) Defaults() {
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@ -14,6 +14,9 @@ type ServerKeyAPI struct {
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// Perspective keyservers, to use as a backup when direct key fetch
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// requests don't succeed
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KeyPerspectives KeyPerspectives `yaml:"key_perspectives"`
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// Should we prefer direct key fetches over perspective ones?
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PreferDirectFetch bool `yaml:"prefer_direct_fetch"`
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}
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func (c *ServerKeyAPI) Defaults() {
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@ -253,19 +253,6 @@ Key-ID: ` + testKeyID + `
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-----END MATRIX PRIVATE KEY-----
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`
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func TestFingerprintPEM(t *testing.T) {
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got := fingerprintPEM([]byte(testCert))
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if got == nil {
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t.Error("failed to calculate fingerprint")
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}
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if string(got.SHA256) != testCertFingerprint {
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t.Errorf("bad fingerprint: wanted %q got %q", got, testCertFingerprint)
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}
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}
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const testCertFingerprint = "56.\\SPQxE\xd4\x95\xfb\xf6\xd5\x04\x91\xcb/\x07\xb1^\x88\x08\xe3\xc1p\xdfY\x04\x19w\xcb"
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const testCert = `
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-----BEGIN CERTIFICATE-----
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MIIE0zCCArugAwIBAgIJAPype3u24LJeMA0GCSqGSIb3DQEBCwUAMAAwHhcNMTcw
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@ -191,7 +191,7 @@ func (s *ServerKeyAPI) handleFetcherKeys(
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// Try to fetch the keys.
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fetcherResults, err := fetcher.FetchKeys(fetcherCtx, requests)
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if err != nil {
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return err
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return fmt.Errorf("fetcher.FetchKeys: %w", err)
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}
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// Build a map of the results that we want to commit to the
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@ -51,15 +51,26 @@ func NewInternalAPI(
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ServerKeyValidity: cfg.Matrix.KeyValidityPeriod,
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FedClient: fedClient,
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OurKeyRing: gomatrixserverlib.KeyRing{
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KeyFetchers: []gomatrixserverlib.KeyFetcher{
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&gomatrixserverlib.DirectKeyFetcher{
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Client: fedClient,
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},
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},
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KeyFetchers: []gomatrixserverlib.KeyFetcher{},
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KeyDatabase: serverKeyDB,
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},
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}
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addDirectFetcher := func() {
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internalAPI.OurKeyRing.KeyFetchers = append(
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internalAPI.OurKeyRing.KeyFetchers,
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&gomatrixserverlib.DirectKeyFetcher{
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Client: fedClient,
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},
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)
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}
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if cfg.PreferDirectFetch {
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addDirectFetcher()
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} else {
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defer addDirectFetcher()
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}
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var b64e = base64.StdEncoding.WithPadding(base64.NoPadding)
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for _, ps := range cfg.KeyPerspectives {
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perspective := &gomatrixserverlib.PerspectiveKeyFetcher{
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