eyjhb/headscale
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This commit is contained in:
Kristoffer Dalby 2022-02-25 09:08:15 +00:00
commit 2fd36dd254
23 changed files with 282 additions and 1972 deletions
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107
machine.go
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@ -3,7 +3,6 @@ package headscale
import (
"database/sql/driver"
"encoding/json"
"errors"
"fmt"
"sort"
"strconv"
@ -240,68 +239,6 @@ func (h *Headscale) getDirectPeers(machine *Machine) (Machines, error) {
return machines, nil
}
// getShared fetches machines that are shared to the `Namespace` of the machine we are getting peers for.
func (h *Headscale) getShared(machine *Machine) (Machines, error) {
log.Trace().
Caller().
Str("machine", machine.Name).
Msg("Finding shared peers")
sharedMachines := []SharedMachine{}
if err := h.db.Preload("Namespace").Preload("Machine").Preload("Machine.Namespace").Where("namespace_id = ?",
machine.NamespaceID).Find(&sharedMachines).Error; err != nil {
return Machines{}, err
}
peers := make(Machines, 0)
for _, sharedMachine := range sharedMachines {
peers = append(peers, sharedMachine.Machine)
}
sort.Slice(peers, func(i, j int) bool { return peers[i].ID < peers[j].ID })
log.Trace().
Caller().
Str("machine", machine.Name).
Msgf("Found shared peers: %s", peers.String())
return peers, nil
}
// getSharedTo fetches the machines of the namespaces this machine is shared in.
func (h *Headscale) getSharedTo(machine *Machine) (Machines, error) {
log.Trace().
Caller().
Str("machine", machine.Name).
Msg("Finding peers in namespaces this machine is shared with")
sharedMachines := []SharedMachine{}
if err := h.db.Preload("Namespace").Preload("Machine").Preload("Machine.Namespace").Where("machine_id = ?",
machine.ID).Find(&sharedMachines).Error; err != nil {
return Machines{}, err
}
peers := make(Machines, 0)
for _, sharedMachine := range sharedMachines {
namespaceMachines, err := h.ListMachinesInNamespace(
sharedMachine.Namespace.Name,
)
if err != nil {
return Machines{}, err
}
peers = append(peers, namespaceMachines...)
}
sort.Slice(peers, func(i, j int) bool { return peers[i].ID < peers[j].ID })
log.Trace().
Caller().
Str("machine", machine.Name).
Msgf("Found peers we are shared with: %s", peers.String())
return peers, nil
}
func (h *Headscale) getPeers(machine *Machine) (Machines, error) {
var peers Machines
var err error
@ -318,7 +255,7 @@ func (h *Headscale) getPeers(machine *Machine) (Machines, error) {
}
peers = getFilteredByACLPeers(machines, h.aclRules, machine)
} else {
direct, err := h.getDirectPeers(machine)
peers, err = h.getDirectPeers(machine)
if err != nil {
log.Error().
Caller().
@ -327,28 +264,6 @@ func (h *Headscale) getPeers(machine *Machine) (Machines, error) {
return Machines{}, err
}
shared, err := h.getShared(machine)
if err != nil {
log.Error().
Caller().
Err(err).
Msg("Cannot fetch peers")
return Machines{}, err
}
sharedTo, err := h.getSharedTo(machine)
if err != nil {
log.Error().
Caller().
Err(err).
Msg("Cannot fetch peers")
return Machines{}, err
}
peers = append(direct, shared...)
peers = append(peers, sharedTo...)
}
sort.Slice(peers, func(i, j int) bool { return peers[i].ID < peers[j].ID })
@ -459,11 +374,6 @@ func (h *Headscale) RefreshMachine(machine *Machine, expiry time.Time) {
// DeleteMachine softs deletes a Machine from the database.
func (h *Headscale) DeleteMachine(machine *Machine) error {
err := h.RemoveSharedMachineFromAllNamespaces(machine)
if err != nil && errors.Is(err, errMachineNotShared) {
return err
}
machine.Registered = false
h.db.Save(&machine) // we mark it as unregistered, just in case
if err := h.db.Delete(&machine).Error; err != nil {
@ -483,11 +393,6 @@ func (h *Headscale) TouchMachine(machine *Machine) error {
// HardDeleteMachine hard deletes a Machine from the database.
func (h *Headscale) HardDeleteMachine(machine *Machine) error {
err := h.RemoveSharedMachineFromAllNamespaces(machine)
if err != nil && errors.Is(err, errMachineNotShared) {
return err
}
if err := h.db.Unscoped().Delete(&machine).Error; err != nil {
return err
}
@ -519,17 +424,9 @@ func (h *Headscale) isOutdated(machine *Machine) bool {
return true
}
sharedMachines, _ := h.getShared(machine)
namespaceSet := set.New(set.ThreadSafe)
namespaceSet.Add(machine.Namespace.Name)
// Check if any of our shared namespaces has updates that we have
// not propagated.
for _, sharedMachine := range sharedMachines {
namespaceSet.Add(sharedMachine.Namespace.Name)
}
namespaces := make([]string, namespaceSet.Size())
for index, namespace := range namespaceSet.List() {
if name, ok := namespace.(string); ok {
@ -644,6 +541,8 @@ func (machine Machine) toNode(
[]netaddr.IPPrefix{},
addrs...) // we append the node own IP, as it is required by the clients
// TODO(kradalby): Needs investigation, We probably dont need this condition
// now that we dont have shared nodes
if includeRoutes {
routesStr := []string{}
if len(machine.EnabledRoutes) != 0 {