githaven/modules/setting/federation.go
2022-06-20 07:48:17 +08:00

53 lines
1.5 KiB
Go

// Copyright 2021 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package setting
import (
"code.gitea.io/gitea/modules/log"
"github.com/go-fed/httpsig"
)
// Federation settings
var (
Federation = struct {
Enabled bool
ShareUserStatistics bool
MaxSize int64
Algorithms []string
DigestAlgorithm string
GetHeaders []string
PostHeaders []string
}{
Enabled: false,
ShareUserStatistics: true,
MaxSize: 4,
Algorithms: []string{"rsa-sha256", "rsa-sha512", "ed25519"},
DigestAlgorithm: "SHA-256",
GetHeaders: []string{"(request-target)", "Date"},
PostHeaders: []string{"(request-target)", "Date", "Digest"},
}
)
// Constant slice of httpsig algorithm objects
var HttpsigAlgs []httpsig.Algorithm
func newFederationService() {
if err := Cfg.Section("federation").MapTo(&Federation); err != nil {
log.Fatal("Failed to map Federation settings: %v", err)
} else if !httpsig.IsSupportedDigestAlgorithm(Federation.DigestAlgorithm) {
log.Fatal("unsupported digest algorithm: %s", Federation.DigestAlgorithm)
return
}
// Get MaxSize in bytes instead of MiB
Federation.MaxSize = 1 << 20 * Federation.MaxSize
HttpsigAlgs = make([]httpsig.Algorithm, len(Federation.Algorithms))
for i, alg := range Federation.Algorithms {
HttpsigAlgs[i] = httpsig.Algorithm(alg)
}
}