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ipn/ipnlocal: account for ControlURL when merging profiles 

We merge/dedupe profiles based on UserID and NodeID, however we were not accounting for ControlURLs.

Updates #713

Signed-off-by: Maisem Ali <maisem@tailscale.com>
This commit is contained in:
Maisem Ali 2022-11-30 04:16:01 +05:00 committed by Maisem Ali
parent adc302f428
commit 82ad585b5b
3 changed files with 24 additions and 8 deletions
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17
ipn/ipnlocal/profiles.go
View File

@ -98,21 +98,25 @@ func (pm *profileManager) matchingProfiles(f func(*ipn.LoginProfile) bool) (out
return out
}
func (pm *profileManager) findProfilesByNodeID(nodeID tailcfg.StableNodeID) []*ipn.LoginProfile {
// findProfilesByNodeID returns all profiles that have the provided nodeID and
// belong to the same control server.
func (pm *profileManager) findProfilesByNodeID(controlURL string, nodeID tailcfg.StableNodeID) []*ipn.LoginProfile {
if nodeID.IsZero() {
return nil
}
return pm.matchingProfiles(func(p *ipn.LoginProfile) bool {
return p.NodeID == nodeID
return p.NodeID == nodeID && p.ControlURL == controlURL
})
}
func (pm *profileManager) findProfilesByUserID(userID tailcfg.UserID) []*ipn.LoginProfile {
// findProfilesByUserID returns all profiles that have the provided userID and
// belong to the same control server.
func (pm *profileManager) findProfilesByUserID(controlURL string, userID tailcfg.UserID) []*ipn.LoginProfile {
if userID.IsZero() {
return nil
}
return pm.matchingProfiles(func(p *ipn.LoginProfile) bool {
return p.UserProfile.ID == userID
return p.UserProfile.ID == userID && p.ControlURL == controlURL
})
}
@ -197,9 +201,9 @@ func (pm *profileManager) SetPrefs(prefsIn ipn.PrefsView) error {
if pm.isNewProfile {
pm.isNewProfile = false
// Check if we already have a profile for this user.
existing := pm.findProfilesByUserID(newPersist.UserProfile.ID)
existing := pm.findProfilesByUserID(prefs.ControlURL(), newPersist.UserProfile.ID)
// Also check if we have a profile with the same NodeID.
existing = append(existing, pm.findProfilesByNodeID(newPersist.NodeID)...)
existing = append(existing, pm.findProfilesByNodeID(prefs.ControlURL(), newPersist.NodeID)...)
if len(existing) == 0 {
cp.ID, cp.Key = newUnusedID(pm.knownProfiles)
} else {
@ -217,6 +221,7 @@ func (pm *profileManager) SetPrefs(prefsIn ipn.PrefsView) error {
} else {
cp.Name = up.LoginName
}
cp.ControlURL = prefs.ControlURL()
cp.UserProfile = newPersist.UserProfile
cp.NodeID = newPersist.NodeID
pm.knownProfiles[cp.ID] = cp

11
ipn/ipnlocal/profiles_test.go
View File

@ -131,15 +131,22 @@ func TestProfileList(t *testing.T) {
if lp := pm.findProfileByName(carol.Name); lp != nil {
t.Fatalf("found profile for user2 in user1's profile list")
}
if lp := pm.findProfilesByNodeID(carol.NodeID); lp != nil {
if lp := pm.findProfilesByNodeID(carol.ControlURL, carol.NodeID); lp != nil {
t.Fatalf("found profile for user2 in user1's profile list")
}
if lp := pm.findProfilesByUserID(carol.UserProfile.ID); lp != nil {
if lp := pm.findProfilesByUserID(carol.ControlURL, carol.UserProfile.ID); lp != nil {
t.Fatalf("found profile for user2 in user1's profile list")
}
pm.SetCurrentUserID("user2")
checkProfiles(t, "carol")
if lp := pm.findProfilesByNodeID(carol.ControlURL, carol.NodeID); lp == nil {
t.Fatalf("did not find profile for user2 in user2's profile list")
}
if lp := pm.findProfilesByUserID(carol.ControlURL, carol.UserProfile.ID); lp == nil {
t.Fatalf("did not find profile for user2 in user2's profile list")
}
}
// TestProfileManagement tests creating, loading, and switching profiles.

4
ipn/prefs.go
View File

@ -741,4 +741,8 @@ type LoginProfile struct {
// It is only relevant on Windows where we have a multi-user system.
// It is assigned once at profile creation time and never changes.
LocalUserID WindowsUserID
// ControlURL is the URL of the control server that this profile is logged
// into.
ControlURL string
}