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tailscale/derp/derpmap/derpmap.go

92 lines
2.8 KiB
Go

// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Package derpmap contains information about Tailscale.com's production DERP nodes.
//
// This package is only used by the "tailscale netcheck" command for debugging.
// In normal operation the Tailscale nodes get this sent to them from the control
// server.
//
// TODO: remove this package and make "tailscale netcheck" get the
// list from the control server too.
package derpmap
import (
"fmt"
"strings"
"tailscale.com/tailcfg"
)
func derpNode(suffix, v4, v6 string) *tailcfg.DERPNode {
return &tailcfg.DERPNode{
Name: suffix, // updated later
RegionID: 0, // updated later
IPv4: v4,
IPv6: v6,
}
}
func derpRegion(id int, code, name string, nodes ...*tailcfg.DERPNode) *tailcfg.DERPRegion {
region := &tailcfg.DERPRegion{
RegionID: id,
RegionName: name,
RegionCode: code,
Nodes: nodes,
}
for _, n := range nodes {
n.Name = fmt.Sprintf("%d%s", id, n.Name)
n.RegionID = id
n.HostName = fmt.Sprintf("derp%s.tailscale.com", strings.TrimSuffix(n.Name, "a"))
}
return region
}
// Prod returns Tailscale's map of relay servers.
//
// This list is only used by cmd/tailscale's netcheck subcommand. In
// normal operation the Tailscale nodes get this sent to them from the
// control server.
//
// This list is subject to change and should not be relied on.
func Prod() *tailcfg.DERPMap {
return &tailcfg.DERPMap{
Regions: map[int]*tailcfg.DERPRegion{
1: derpRegion(1, "nyc", "New York City",
derpNode("a", "159.89.225.99", "2604:a880:400:d1::828:b001"),
),
2: derpRegion(2, "sfo", "San Francisco",
derpNode("a", "167.172.206.31", "2604:a880:2:d1::c5:7001"),
),
3: derpRegion(3, "sin", "Singapore",
derpNode("a", "68.183.179.66", "2400:6180:0:d1::67d:8001"),
),
4: derpRegion(4, "fra", "Frankfurt",
derpNode("a", "167.172.182.26", "2a03:b0c0:3:e0::36e:9001"),
),
5: derpRegion(5, "syd", "Sydney",
derpNode("a", "103.43.75.49", "2001:19f0:5801:10b7:5400:2ff:feaa:284c"),
),
6: derpRegion(6, "blr", "Bangalore",
derpNode("a", "68.183.90.120", "2400:6180:100:d0::982:d001"),
),
7: derpRegion(7, "tok", "Tokyo",
derpNode("a", "167.179.89.145", "2401:c080:1000:467f:5400:2ff:feee:22aa"),
),
8: derpRegion(8, "lhr", "London",
derpNode("a", "167.71.139.179", "2a03:b0c0:1:e0::3cc:e001"),
),
9: derpRegion(9, "dfw", "Dallas",
derpNode("a", "207.148.3.137", "2001:19f0:6401:1d9c:5400:2ff:feef:bb82"),
),
10: derpRegion(10, "sea", "Seattle",
derpNode("a", "137.220.36.168", "2001:19f0:8001:2d9:5400:2ff:feef:bbb1"),
),
11: derpRegion(11, "sao", "São Paulo",
derpNode("a", "18.230.97.74", "2600:1f1e:ee4:5611:ec5c:1736:d43b:a454"),
),
},
}
}