114 lines
2.3 KiB
Go
114 lines
2.3 KiB
Go
package headscale
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import (
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"time"
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"github.com/rs/zerolog/log"
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"tailscale.com/tailcfg"
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)
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func (h *Headscale) generateMapResponse(
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mapRequest tailcfg.MapRequest,
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node *Node,
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) (*tailcfg.MapResponse, error) {
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log.Trace().
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Str("func", "generateMapResponse").
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Str("node", mapRequest.Hostinfo.Hostname).
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Msg("Creating Map response")
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tailNode, err := h.toNode(*node, h.cfg.BaseDomain, h.cfg.DNSConfig)
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if err != nil {
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log.Error().
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Caller().
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Str("func", "generateMapResponse").
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Err(err).
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Msg("Cannot convert to node")
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return nil, err
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}
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peers, err := h.getValidPeers(node)
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if err != nil {
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log.Error().
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Caller().
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Str("func", "generateMapResponse").
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Err(err).
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Msg("Cannot fetch peers")
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return nil, err
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}
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profiles := h.getMapResponseUserProfiles(*node, peers)
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nodePeers, err := h.toNodes(peers, h.cfg.BaseDomain, h.cfg.DNSConfig)
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if err != nil {
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log.Error().
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Caller().
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Str("func", "generateMapResponse").
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Err(err).
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Msg("Failed to convert peers to Tailscale nodes")
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return nil, err
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}
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dnsConfig := getMapResponseDNSConfig(
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h.cfg.DNSConfig,
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h.cfg.BaseDomain,
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*node,
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peers,
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)
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now := time.Now()
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resp := tailcfg.MapResponse{
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KeepAlive: false,
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Node: tailNode,
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// TODO: Only send if updated
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DERPMap: h.DERPMap,
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// TODO: Only send if updated
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Peers: nodePeers,
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// TODO(kradalby): Implement:
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// https://github.com/tailscale/tailscale/blob/main/tailcfg/tailcfg.go#L1351-L1374
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// PeersChanged
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// PeersRemoved
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// PeersChangedPatch
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// PeerSeenChange
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// OnlineChange
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// TODO: Only send if updated
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DNSConfig: dnsConfig,
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// TODO: Only send if updated
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Domain: h.cfg.BaseDomain,
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// Do not instruct clients to collect services, we do not
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// support or do anything with them
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CollectServices: "false",
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// TODO: Only send if updated
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PacketFilter: h.aclRules,
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UserProfiles: profiles,
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// TODO: Only send if updated
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SSHPolicy: h.sshPolicy,
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ControlTime: &now,
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Debug: &tailcfg.Debug{
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DisableLogTail: !h.cfg.LogTail.Enabled,
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RandomizeClientPort: h.cfg.RandomizeClientPort,
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},
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}
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log.Trace().
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Str("func", "generateMapResponse").
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Str("node", mapRequest.Hostinfo.Hostname).
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// Interface("payload", resp).
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Msgf("Generated map response: %s", tailMapResponseToString(resp))
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return &resp, nil
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}
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