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Merge branch 'main' into main

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Kristoffer Dalby 2022-03-18 20:42:44 +00:00 committed by GitHub
commit c29af96a19
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13 changed files with 45 additions and 38 deletions
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2
.github/workflows/build.yml vendored
View file

@ -31,7 +31,7 @@ jobs:
if: steps.changed-files.outputs.any_changed == 'true'
uses: actions/setup-go@v2
with:
go-version: "1.17.7"
go-version: "1.18.0"
- name: Install dependencies
if: steps.changed-files.outputs.any_changed == 'true'

2
.github/workflows/release.yml vendored
View file

@ -18,7 +18,7 @@ jobs:
- name: Set up Go
uses: actions/setup-go@v2
with:
go-version: 1.17.7
go-version: 1.18.0
- name: Install dependencies
run: |

2
.github/workflows/test-integration.yml vendored
View file

@ -25,7 +25,7 @@ jobs:
if: steps.changed-files.outputs.any_changed == 'true'
uses: actions/setup-go@v2
with:
go-version: "1.17.7"
go-version: "1.18.0"
- name: Run Integration tests
if: steps.changed-files.outputs.any_changed == 'true'

2
.github/workflows/test.yml vendored
View file

@ -25,7 +25,7 @@ jobs:
if: steps.changed-files.outputs.any_changed == 'true'
uses: actions/setup-go@v2
with:
go-version: "1.17.7"
go-version: "1.18.0"
- name: Install dependencies
if: steps.changed-files.outputs.any_changed == 'true'

2
Dockerfile
View file

@ -1,5 +1,5 @@
# Builder image
FROM docker.io/golang:1.17.8-bullseye AS build
FROM docker.io/golang:1.18.0-bullseye AS build
ENV GOPATH /go
WORKDIR /go/src/headscale

2
Dockerfile.alpine
View file

@ -1,5 +1,5 @@
# Builder image
FROM docker.io/golang:1.17.8-alpine AS build
FROM docker.io/golang:1.18.0-alpine AS build
ENV GOPATH /go
WORKDIR /go/src/headscale

2
Dockerfile.debug
View file

@ -1,5 +1,5 @@
# Builder image
FROM docker.io/golang:1.17.8-bullseye AS build
FROM docker.io/golang:1.18.0-bullseye AS build
ENV GOPATH /go
WORKDIR /go/src/headscale

23
app.go
View file

@ -47,6 +47,14 @@ import (
"tailscale.com/types/key"
)
const (
errSTUNAddressNotSet = Error("STUN address not set")
errUnsupportedDatabase = Error("unsupported DB")
errUnsupportedLetsEncryptChallengeType = Error(
"unknown value for Lets Encrypt challenge type",
)
)
const (
AuthPrefix = "Bearer "
Postgres = "postgres"
@ -58,11 +66,6 @@ const (
registerCacheExpiration = time.Minute * 15
registerCacheCleanup = time.Minute * 20
errUnsupportedDatabase = Error("unsupported DB")
errUnsupportedLetsEncryptChallengeType = Error(
"unknown value for Lets Encrypt challenge type",
)
DisabledClientAuth = "disabled"
RelaxedClientAuth = "relaxed"
EnforcedClientAuth = "enforced"
@ -124,7 +127,6 @@ type DERPConfig struct {
ServerRegionID int
ServerRegionCode string
ServerRegionName string
STUNEnabled bool
STUNAddr string
URLs []url.URL
Paths []string
@ -500,10 +502,13 @@ func (h *Headscale) Serve() error {
h.DERPMap = GetDERPMap(h.cfg.DERP)
if h.cfg.DERP.ServerEnabled {
h.DERPMap.Regions[h.DERPServer.region.RegionID] = &h.DERPServer.region
if h.cfg.DERP.STUNEnabled {
go h.ServeSTUN()
// When embedded DERP is enabled we always need a STUN server
if h.cfg.DERP.STUNAddr == "" {
return errSTUNAddressNotSet
}
h.DERPMap.Regions[h.DERPServer.region.RegionID] = &h.DERPServer.region
go h.ServeSTUN()
}
if h.cfg.DERP.AutoUpdate {

11
cmd/headscale/cli/utils.go
View file

@ -55,6 +55,9 @@ func LoadConfig(path string) error {
viper.SetDefault("dns_config", nil)
viper.SetDefault("derp.server.enabled", false)
viper.SetDefault("derp.server.stun.enabled", true)
viper.SetDefault("unix_socket", "/var/run/headscale.sock")
viper.SetDefault("unix_socket_permission", "0o770")
@ -121,8 +124,11 @@ func GetDERPConfig() headscale.DERPConfig {
serverRegionID := viper.GetInt("derp.server.region_id")
serverRegionCode := viper.GetString("derp.server.region_code")
serverRegionName := viper.GetString("derp.server.region_name")
stunEnabled := viper.GetBool("derp.server.stun.enabled")
stunAddr := viper.GetString("derp.server.stun.listen_addr")
stunAddr := viper.GetString("derp.server.stun_listen_addr")
if serverEnabled && stunAddr == "" {
log.Fatal().Msg("derp.server.stun_listen_addr must be set if derp.server.enabled is true")
}
urlStrs := viper.GetStringSlice("derp.urls")
@ -149,7 +155,6 @@ func GetDERPConfig() headscale.DERPConfig {
ServerRegionID: serverRegionID,
ServerRegionCode: serverRegionCode,
ServerRegionName: serverRegionName,
STUNEnabled: stunEnabled,
STUNAddr: stunAddr,
URLs: urls,
Paths: paths,

8
config-example.yaml
View file

@ -69,11 +69,11 @@ derp:
region_code: "headscale"
region_name: "Headscale Embedded DERP"
# If enabled, also listens in UDP at the configured address for STUN connections to help on NAT traversal
# Listens in UDP at the configured address for STUN connections to help on NAT traversal.
# When the embedded DERP server is enabled stun_listen_addr MUST be defined.
#
# For more details on how this works, check this great article: https://tailscale.com/blog/how-tailscale-works/
stun:
enabled: false
listen_addr: "0.0.0.0:3478"
stun_listen_addr: "0.0.0.0:3478"
# List of externally available DERP maps encoded in JSON
urls:

18
derp_server.go
View file

@ -77,17 +77,15 @@ func (h *Headscale) generateRegionLocalDERP() (tailcfg.DERPRegion, error) {
},
}
if h.cfg.DERP.STUNEnabled {
_, portStr, err := net.SplitHostPort(h.cfg.DERP.STUNAddr)
if err != nil {
return tailcfg.DERPRegion{}, err
}
port, err := strconv.Atoi(portStr)
if err != nil {
return tailcfg.DERPRegion{}, err
}
localDERPregion.Nodes[0].STUNPort = port
_, portSTUNStr, err := net.SplitHostPort(h.cfg.DERP.STUNAddr)
if err != nil {
return tailcfg.DERPRegion{}, err
}
portSTUN, err := strconv.Atoi(portSTUNStr)
if err != nil {
return tailcfg.DERPRegion{}, err
}
localDERPregion.Nodes[0].STUNPort = portSTUN
return localDERPregion, nil
}

4
go.mod
View file

@ -1,9 +1,10 @@
module github.com/juanfont/headscale
go 1.17
go 1.18
require (
github.com/AlecAivazis/survey/v2 v2.3.2
github.com/ccding/go-stun/stun v0.0.0-20200514191101-4dc67bcdb029
github.com/coreos/go-oidc/v3 v3.1.0
github.com/efekarakus/termcolor v1.0.1
github.com/fatih/set v0.2.1
@ -49,7 +50,6 @@ require (
github.com/akutz/memconn v0.1.0 // indirect
github.com/atomicgo/cursor v0.0.1 // indirect
github.com/beorn7/perks v1.0.1 // indirect
github.com/ccding/go-stun/stun v0.0.0-20200514191101-4dc67bcdb029 // indirect
github.com/cenkalti/backoff/v4 v4.1.2 // indirect
github.com/cespare/xxhash/v2 v2.1.2 // indirect
github.com/containerd/continuity v0.2.2 // indirect

5
integration_test/etc_embedded_derp/config.yaml
View file

@ -24,6 +24,5 @@ derp:
region_id: 999
region_code: "headscale"
region_name: "Headscale Embedded DERP"
stun:
enabled: true
listen_addr: "0.0.0.0:3478"
stun_listen_addr: "0.0.0.0:3478"