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package gitlab
import (
"errors"
"fmt"
"strings"
"github.com/sirupsen/logrus"
"gitlab.com/gitlab-org/labkit/log"
"gitlab.com/gitlab-org/gitlab-pages/internal/serving"
"gitlab.com/gitlab-org/gitlab-pages/internal/serving/disk/local"
"gitlab.com/gitlab-org/gitlab-pages/internal/serving/disk/zip"
"gitlab.com/gitlab-org/gitlab-pages/internal/source/gitlab/api"
)
var (
ErrDiskDisabled = errors.New("gitlab: disk access is disabled via enable-disk=false")
)
// fabricateLookupPath fabricates a serving LookupPath based on the API LookupPath
// `size` argument is DEPRECATED, see
// https://gitlab.com/gitlab-org/gitlab-pages/issues/272
func fabricateLookupPath(size int, lookup api.LookupPath) *serving.LookupPath {
return &serving.LookupPath{
ServingType: lookup.Source.Type,
Path: lookup.Source.Path,
Sha256: lookup.Source.Sha256,
Prefix: lookup.Prefix,
IsNamespaceProject: (lookup.Prefix == "/" && size > 1),
IsHTTPSOnly: lookup.HTTPSOnly,
HasAccessControl: lookup.AccessControl,
ProjectID: uint64(lookup.ProjectID),
}
}
// fabricateServing fabricates serving based on the GitLab API response
func (g *Gitlab) fabricateServing(lookup api.LookupPath) (serving.Serving, error) {
source := lookup.Source
if err := g.checkDiskAllowed(lookup.ProjectID, source); err != nil {
return nil, err
}
switch source.Type {
case "file":
return local.Instance(), nil
case "zip":
return zip.Instance(), nil
}
return nil, fmt.Errorf("gitlab: unknown serving source type: %q", source.Type)
}
func (g *Gitlab) checkDiskAllowed(projectID int, source api.Source) error {
if !g.enableDisk {
if source.Type == "file" || strings.HasPrefix(source.Path, "file://") {
log.WithError(ErrDiskDisabled).WithFields(logrus.Fields{
"project_id": projectID,
"source_path": source.Path,
"source_type": source.Type,
}).Error("cannot serve from disk")
return ErrDiskDisabled
}
}
return nil
}
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