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Add service document support for aggregator

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This commit is contained in:
Sascha L. Teichmann 2022-06-30 18:51:22 +02:00
parent e37fe68b34
commit 141acc802e
2 changed files with 79 additions and 5 deletions
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70
cmd/csaf_aggregator/indices.go
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@ -185,14 +185,24 @@ func (w *worker) writeROLIE(label string, summaries []summary) error {
}
}
links := []csaf.Link{{
Rel: "self",
HRef: feedURL,
}}
if w.provider.serviceDocument(w.processor.cfg) {
links = append(links, csaf.Link{
Rel: "service",
HRef: w.processor.cfg.Domain + "/.well-known/csaf-aggregator/" +
w.provider.Name + "/service.json",
})
}
rolie := &csaf.ROLIEFeed{
Feed: csaf.FeedData{
ID: "csaf-feed-tlp-" + strings.ToLower(label),
Title: "CSAF feed (TLP:" + strings.ToUpper(label) + ")",
Link: []csaf.Link{{
Rel: "self",
HRef: feedURL,
}},
Link: links,
Category: []csaf.ROLIECategory{{
Scheme: "urn:ietf:params:rolie:category:information-type",
Term: "csaf",
@ -228,6 +238,56 @@ func (w *worker) writeCategories(label string) error {
return util.WriteToFile(path, rcd)
}
// writeService writes a service.json document if it is configured.
func (w *worker) writeService() error {
if !w.provider.serviceDocument(w.processor.cfg) {
return nil
}
labels := make([]string, len(w.summaries))
var i int
for label := range w.summaries {
labels[i] = strings.ToLower(label)
i++
}
sort.Strings(labels)
categories := csaf.ROLIEServiceWorkspaceCollectionCategories{
Category: []csaf.ROLIEServiceWorkspaceCollectionCategoriesCategory{{
Scheme: "urn:ietf:params:rolie:category:information-type",
Term: "csaf",
}},
}
var collections []csaf.ROLIEServiceWorkspaceCollection
for _, ts := range labels {
feedName := "csaf-feed-tlp-" + ts + ".json"
href := w.processor.cfg.Domain + "/.well-known/csaf-aggregator/" +
w.provider.Name + "/" + ts + "/" + feedName
collection := csaf.ROLIEServiceWorkspaceCollection{
Title: "CSAF feed (TLP:" + strings.ToUpper(ts) + ")",
HRef: href,
Categories: categories,
}
collections = append(collections, collection)
}
rsd := &csaf.ROLIEServiceDocument{
Service: csaf.ROLIEService{
Workspace: []csaf.ROLIEServiceWorkspace{{
Title: "CSAF feeds",
Collection: collections,
}},
},
}
path := filepath.Join(w.dir, "service.json")
return util.WriteToFile(path, rsd)
}
func (w *worker) writeIndices() error {
if len(w.summaries) == 0 || w.dir == "" {
@ -253,5 +313,5 @@ func (w *worker) writeIndices() error {
}
}
return nil
return w.writeService()
}