/
webdavstorageprovider.go
106 lines (95 loc) · 3.02 KB
/
webdavstorageprovider.go
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// Copyright 2018-2023 CERN
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// In applying this license, CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
package gateway
import (
"context"
"net/url"
"path"
"strings"
ocmprovider "github.com/cs3org/go-cs3apis/cs3/ocm/provider/v1beta1"
"github.com/cs3org/reva/v2/pkg/errtypes"
"github.com/pkg/errors"
)
type webdavEndpoint struct {
filePath string
endpoint string
token string
}
func (s *svc) extractEndpointInfo(ctx context.Context, targetURL string) (*webdavEndpoint, error) {
if targetURL == "" {
return nil, errtypes.BadRequest("gateway: ref target is an empty uri")
}
uri, err := url.Parse(targetURL)
if err != nil {
return nil, errors.Wrap(err, "gateway: error parsing target uri: "+targetURL)
}
if uri.Scheme != "webdav" {
return nil, errtypes.NotSupported("ref target does not have the webdav scheme")
}
m, err := url.ParseQuery(uri.RawQuery)
if err != nil {
return nil, errors.Wrap(err, "gateway: error parsing target resource name")
}
return &webdavEndpoint{
filePath: m["name"][0],
endpoint: uri.Host,
token: uri.User.String(),
}, nil
}
func (s *svc) getWebdavEndpoint(ctx context.Context, domain string) (string, error) {
meshProvider, err := s.GetInfoByDomain(ctx, &ocmprovider.GetInfoByDomainRequest{
Domain: domain,
})
if err != nil {
return "", errors.Wrap(err, "gateway: error calling GetInfoByDomain")
}
for _, s := range meshProvider.ProviderInfo.Services {
if strings.ToLower(s.Endpoint.Type.Name) == "webdav" {
return s.Endpoint.Path, nil
}
}
return "", errtypes.NotFound(domain)
}
func (s *svc) getWebdavHost(ctx context.Context, domain string) (string, error) {
meshProvider, err := s.GetInfoByDomain(ctx, &ocmprovider.GetInfoByDomainRequest{
Domain: domain,
})
if err != nil {
return "", errors.Wrap(err, "gateway: error calling GetInfoByDomain")
}
for _, s := range meshProvider.ProviderInfo.Services {
if strings.ToLower(s.Endpoint.Type.Name) == "webdav" {
return s.Host, nil
}
}
return "", errtypes.NotFound(domain)
}
func appendNameQuery(targetURL string, nameQueries ...string) (string, error) {
uri, err := url.Parse(targetURL)
if err != nil {
return "", err
}
q, err := url.ParseQuery(uri.RawQuery)
if err != nil {
return "", err
}
name := append([]string{q["name"][0]}, nameQueries...)
q.Set("name", path.Join(name...))
uri.RawQuery = q.Encode()
return uri.String(), nil
}