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tailscale/ipn/ipnlocal/taildrop.go

36 lines
941 B
Go

// Copyright (c) Tailscale Inc & AUTHORS
// SPDX-License-Identifier: BSD-3-Clause
package ipnlocal
import (
"maps"
"slices"
"strings"
"tailscale.com/ipn"
)
// UpdateOutgoingFiles updates b.outgoingFiles to reflect the given updates and
// sends an ipn.Notify with the full list of outgoingFiles.
func (b *LocalBackend) UpdateOutgoingFiles(updates map[string]*ipn.OutgoingFile) {
b.mu.Lock()
if b.outgoingFiles == nil {
b.outgoingFiles = make(map[string]*ipn.OutgoingFile, len(updates))
}
maps.Copy(b.outgoingFiles, updates)
outgoingFiles := make([]*ipn.OutgoingFile, 0, len(b.outgoingFiles))
for _, file := range b.outgoingFiles {
outgoingFiles = append(outgoingFiles, file)
}
b.mu.Unlock()
slices.SortFunc(outgoingFiles, func(a, b *ipn.OutgoingFile) int {
t := a.Started.Compare(b.Started)
if t != 0 {
return t
}
return strings.Compare(a.Name, b.Name)
})
b.send(ipn.Notify{OutgoingFiles: outgoingFiles})
}