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package webhook
import (
"strings"
"github.com/seaweedfs/seaweedfs/weed/glog"
"github.com/seaweedfs/seaweedfs/weed/pb/filer_pb"
)
type filter struct {
eventTypes map[eventType]bool
pathPrefixes []string
}
func newFilter(cfg *config) *filter {
f := &filter{
eventTypes: make(map[eventType]bool),
pathPrefixes: cfg.pathPrefixes,
}
if len(cfg.eventTypes) == 0 {
f.eventTypes[eventTypeCreate] = true
f.eventTypes[eventTypeDelete] = true
f.eventTypes[eventTypeUpdate] = true
f.eventTypes[eventTypeRename] = true
} else {
for _, et := range cfg.eventTypes {
t := eventType(et)
if !t.valid() {
glog.Warningf("invalid event type: %v", t)
continue
}
f.eventTypes[t] = true
}
}
return f
}
func (f *filter) shouldPublish(key string, notification *filer_pb.EventNotification) bool {
if !f.matchesPath(key) {
return false
}
eventType := detectEventType(notification)
return f.eventTypes[eventType]
}
func (f *filter) matchesPath(key string) bool {
if len(f.pathPrefixes) == 0 {
return true
}
for _, prefix := range f.pathPrefixes {
if strings.HasPrefix(key, prefix) {
return true
}
}
return false
}
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