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Move getMapResponse into reusable function by TS2019 and TS2021

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This commit is contained in:
Juan Font Alonso 2022-08-14 03:20:53 +02:00
parent 7a91c82cda
commit 39b85b02bb
2 changed files with 78 additions and 66 deletions
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140
api.go
View File

@ -396,78 +396,16 @@ func (h *Headscale) RegistrationHandler(
}
}
func (h *Headscale) getMapResponse(
func (h *Headscale) getLegacyMapResponseData(
machineKey key.MachinePublic,
mapRequest tailcfg.MapRequest,
machine *Machine,
) ([]byte, error) {
log.Trace().
Str("func", "getMapResponse").
Str("machine", mapRequest.Hostinfo.Hostname).
Msg("Creating Map response")
node, err := machine.toNode(h.cfg.BaseDomain, h.cfg.DNSConfig, true)
resp, err := h.generateMapResponse(mapRequest, machine)
if err != nil {
log.Error().
Caller().
Str("func", "getMapResponse").
Err(err).
Msg("Cannot convert to node")
return nil, err
}
peers, err := h.getValidPeers(machine)
if err != nil {
log.Error().
Caller().
Str("func", "getMapResponse").
Err(err).
Msg("Cannot fetch peers")
return nil, err
}
profiles := getMapResponseUserProfiles(*machine, peers)
nodePeers, err := peers.toNodes(h.cfg.BaseDomain, h.cfg.DNSConfig, true)
if err != nil {
log.Error().
Caller().
Str("func", "getMapResponse").
Err(err).
Msg("Failed to convert peers to Tailscale nodes")
return nil, err
}
dnsConfig := getMapResponseDNSConfig(
h.cfg.DNSConfig,
h.cfg.BaseDomain,
*machine,
peers,
)
resp := tailcfg.MapResponse{
KeepAlive: false,
Node: node,
Peers: nodePeers,
DNSConfig: dnsConfig,
Domain: h.cfg.BaseDomain,
PacketFilter: h.aclRules,
DERPMap: h.DERPMap,
UserProfiles: profiles,
Debug: &tailcfg.Debug{
DisableLogTail: !h.cfg.LogTail.Enabled,
RandomizeClientPort: h.cfg.RandomizeClientPort,
},
}
log.Trace().
Str("func", "getMapResponse").
Str("machine", mapRequest.Hostinfo.Hostname).
// Interface("payload", resp).
Msgf("Generated map response: %s", tailMapResponseToString(resp))
var respBody []byte
if mapRequest.Compress == "zstd" {
src, err := json.Marshal(resp)
@ -498,6 +436,80 @@ func (h *Headscale) getMapResponse(
return data, nil
}
func (h *Headscale) generateMapResponse(
mapRequest tailcfg.MapRequest,
machine *Machine,
) (*tailcfg.MapResponse, error) {
log.Trace().
Str("func", "generateMapResponse").
Str("machine", mapRequest.Hostinfo.Hostname).
Msg("Creating Map response")
node, err := machine.toNode(h.cfg.BaseDomain, h.cfg.DNSConfig, true)
if err != nil {
log.Error().
Caller().
Str("func", "generateMapResponse").
Err(err).
Msg("Cannot convert to node")
return nil, err
}
peers, err := h.getValidPeers(machine)
if err != nil {
log.Error().
Caller().
Str("func", "generateMapResponse").
Err(err).
Msg("Cannot fetch peers")
return nil, err
}
profiles := getMapResponseUserProfiles(*machine, peers)
nodePeers, err := peers.toNodes(h.cfg.BaseDomain, h.cfg.DNSConfig, true)
if err != nil {
log.Error().
Caller().
Str("func", "generateMapResponse").
Err(err).
Msg("Failed to convert peers to Tailscale nodes")
return nil, err
}
dnsConfig := getMapResponseDNSConfig(
h.cfg.DNSConfig,
h.cfg.BaseDomain,
*machine,
peers,
)
resp := tailcfg.MapResponse{
KeepAlive: false,
Node: node,
Peers: nodePeers,
DNSConfig: dnsConfig,
Domain: h.cfg.BaseDomain,
PacketFilter: h.aclRules,
DERPMap: h.DERPMap,
UserProfiles: profiles,
Debug: &tailcfg.Debug{
DisableLogTail: !h.cfg.LogTail.Enabled,
RandomizeClientPort: h.cfg.RandomizeClientPort,
},
}
log.Trace().
Str("func", "generateMapResponse").
Str("machine", mapRequest.Hostinfo.Hostname).
// Interface("payload", resp).
Msgf("Generated map response: %s", tailMapResponseToString(resp))
return &resp, nil
}
func (h *Headscale) getMapKeepAliveResponse(
machineKey key.MachinePublic,
mapRequest tailcfg.MapRequest,

4
poll.go
View File

@ -143,7 +143,7 @@ func (h *Headscale) PollNetMapHandler(
}
}
data, err := h.getMapResponse(machineKey, mapRequest, machine)
data, err := h.getLegacyMapResponseData(machineKey, mapRequest, machine)
if err != nil {
log.Error().
Str("handler", "PollNetMap").
@ -491,7 +491,7 @@ func (h *Headscale) PollNetMapStream(
Time("last_successful_update", lastUpdate).
Time("last_state_change", h.getLastStateChange(machine.Namespace.Name)).
Msgf("There has been updates since the last successful update to %s", machine.Hostname)
data, err := h.getMapResponse(machineKey, mapRequest, machine)
data, err := h.getLegacyMapResponseData(machineKey, mapRequest, machine)
if err != nil {
log.Error().
Str("handler", "PollNetMapStream").