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Add support for ephemeral nodes via a special type of pre-auth key. Add

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tests for that feature.

Other fixes: clean up a few typos in comments. Fix a bug that caused the
tests to run four times each. Be more consistent in the use of log
rather than fmt to print errors and notices.
This commit is contained in:
Ward Vandewege
2021-05-22 20:15:29 -04:00
parent 1faed2764f
commit 41f6740ddd
17 changed files with 151 additions and 38 deletions
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17
api.go
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@@ -93,7 +93,7 @@ func (h *Headscale) RegistrationHandler(c *gin.Context) {
// We do have the updated key!
if m.NodeKey == wgcfg.Key(req.NodeKey).HexString() {
if m.Registered {
log.Println("Client is registered and we have the current key. All clear to /map")
log.Printf("[%s] Client is registered and we have the current key. All clear to /map\n", m.Name)
resp.AuthURL = ""
resp.User = *m.Namespace.toUser()
resp.MachineAuthorized = true
@@ -174,7 +174,7 @@ func (h *Headscale) PollNetMapHandler(c *gin.Context) {
defer db.Close()
var m Machine
if db.First(&m, "machine_key = ?", mKey.HexString()).RecordNotFound() {
log.Printf("Cannot fingitd machine: %s", err)
log.Printf("Ignoring request, cannot find machine with key %s", mKey.HexString())
return
}
@@ -243,29 +243,34 @@ func (h *Headscale) PollNetMapHandler(c *gin.Context) {
log.Printf("[%s] Sending data (%d bytes)", m.Name, len(data))
_, err := w.Write(data)
if err != nil {
fmt.Printf("[%s] 🤮 Cannot write data: %s", m.Name, err)
log.Printf("[%s] 🤮 Cannot write data: %s", m.Name, err)
}
now := time.Now().UTC()
m.LastSeen = &now
db.Save(&m)
return true
case <-update:
log.Printf("[%s] Received a request for update", m.Name)
data, err := h.getMapResponse(mKey, req, m)
if err != nil {
fmt.Printf("[%s] 🤮 Cannot get the poll response: %s", m.Name, err)
log.Printf("[%s] 🤮 Cannot get the poll response: %s", m.Name, err)
}
_, err = w.Write(*data)
if err != nil {
fmt.Printf("[%s] 🤮 Cannot write the poll response: %s", m.Name, err)
log.Printf("[%s] 🤮 Cannot write the poll response: %s", m.Name, err)
}
return true
case <-c.Request.Context().Done():
log.Printf("[%s] 😥 The client has closed the connection", m.Name)
now := time.Now().UTC()
m.LastSeen = &now
db.Save(&m)
h.pollMu.Lock()
cancelKeepAlive <- []byte{}
delete(h.clientsPolling, m.ID)
h.pollMu.Unlock()
return false
}