headscale/routes_test.go
2022-11-26 11:21:25 +01:00

355 lines
9.2 KiB
Go

package headscale
import (
"net/netip"
"time"
"gopkg.in/check.v1"
"tailscale.com/tailcfg"
)
func (s *Suite) TestGetRoutes(c *check.C) {
namespace, err := app.CreateNamespace("test")
c.Assert(err, check.IsNil)
pak, err := app.CreatePreAuthKey(namespace.Name, false, false, nil, nil)
c.Assert(err, check.IsNil)
_, err = app.GetMachine("test", "test_get_route_machine")
c.Assert(err, check.NotNil)
route, err := netip.ParsePrefix("10.0.0.0/24")
c.Assert(err, check.IsNil)
hostInfo := tailcfg.Hostinfo{
RoutableIPs: []netip.Prefix{route},
}
machine := Machine{
ID: 0,
MachineKey: "foo",
NodeKey: "bar",
DiscoKey: "faa",
Hostname: "test_get_route_machine",
NamespaceID: namespace.ID,
RegisterMethod: RegisterMethodAuthKey,
AuthKeyID: uint(pak.ID),
HostInfo: HostInfo(hostInfo),
}
app.db.Save(&machine)
err = app.processMachineRoutes(&machine)
c.Assert(err, check.IsNil)
advertisedRoutes, err := app.GetAdvertisedRoutes(&machine)
c.Assert(err, check.IsNil)
c.Assert(len(advertisedRoutes), check.Equals, 1)
err = app.EnableRoutes(&machine, "192.168.0.0/24")
c.Assert(err, check.NotNil)
err = app.EnableRoutes(&machine, "10.0.0.0/24")
c.Assert(err, check.IsNil)
}
func (s *Suite) TestGetEnableRoutes(c *check.C) {
namespace, err := app.CreateNamespace("test")
c.Assert(err, check.IsNil)
pak, err := app.CreatePreAuthKey(namespace.Name, false, false, nil, nil)
c.Assert(err, check.IsNil)
_, err = app.GetMachine("test", "test_enable_route_machine")
c.Assert(err, check.NotNil)
route, err := netip.ParsePrefix(
"10.0.0.0/24",
)
c.Assert(err, check.IsNil)
route2, err := netip.ParsePrefix(
"150.0.10.0/25",
)
c.Assert(err, check.IsNil)
hostInfo := tailcfg.Hostinfo{
RoutableIPs: []netip.Prefix{route, route2},
}
machine := Machine{
ID: 0,
MachineKey: "foo",
NodeKey: "bar",
DiscoKey: "faa",
Hostname: "test_enable_route_machine",
NamespaceID: namespace.ID,
RegisterMethod: RegisterMethodAuthKey,
AuthKeyID: uint(pak.ID),
HostInfo: HostInfo(hostInfo),
}
app.db.Save(&machine)
err = app.processMachineRoutes(&machine)
c.Assert(err, check.IsNil)
availableRoutes, err := app.GetAdvertisedRoutes(&machine)
c.Assert(err, check.IsNil)
c.Assert(err, check.IsNil)
c.Assert(len(availableRoutes), check.Equals, 2)
noEnabledRoutes, err := app.GetEnabledRoutes(&machine)
c.Assert(err, check.IsNil)
c.Assert(len(noEnabledRoutes), check.Equals, 0)
err = app.EnableRoutes(&machine, "192.168.0.0/24")
c.Assert(err, check.NotNil)
err = app.EnableRoutes(&machine, "10.0.0.0/24")
c.Assert(err, check.IsNil)
enabledRoutes, err := app.GetEnabledRoutes(&machine)
c.Assert(err, check.IsNil)
c.Assert(len(enabledRoutes), check.Equals, 1)
// Adding it twice will just let it pass through
err = app.EnableRoutes(&machine, "10.0.0.0/24")
c.Assert(err, check.IsNil)
enableRoutesAfterDoubleApply, err := app.GetEnabledRoutes(&machine)
c.Assert(err, check.IsNil)
c.Assert(len(enableRoutesAfterDoubleApply), check.Equals, 1)
err = app.EnableRoutes(&machine, "150.0.10.0/25")
c.Assert(err, check.IsNil)
enabledRoutesWithAdditionalRoute, err := app.GetEnabledRoutes(&machine)
c.Assert(err, check.IsNil)
c.Assert(len(enabledRoutesWithAdditionalRoute), check.Equals, 2)
}
func (s *Suite) TestIsUniquePrefix(c *check.C) {
namespace, err := app.CreateNamespace("test")
c.Assert(err, check.IsNil)
pak, err := app.CreatePreAuthKey(namespace.Name, false, false, nil, nil)
c.Assert(err, check.IsNil)
_, err = app.GetMachine("test", "test_enable_route_machine")
c.Assert(err, check.NotNil)
route, err := netip.ParsePrefix(
"10.0.0.0/24",
)
c.Assert(err, check.IsNil)
route2, err := netip.ParsePrefix(
"150.0.10.0/25",
)
c.Assert(err, check.IsNil)
hostInfo1 := tailcfg.Hostinfo{
RoutableIPs: []netip.Prefix{route, route2},
}
machine1 := Machine{
ID: 1,
MachineKey: "foo",
NodeKey: "bar",
DiscoKey: "faa",
Hostname: "test_enable_route_machine",
NamespaceID: namespace.ID,
RegisterMethod: RegisterMethodAuthKey,
AuthKeyID: uint(pak.ID),
HostInfo: HostInfo(hostInfo1),
}
app.db.Save(&machine1)
err = app.processMachineRoutes(&machine1)
c.Assert(err, check.IsNil)
err = app.EnableRoutes(&machine1, route.String())
c.Assert(err, check.IsNil)
err = app.EnableRoutes(&machine1, route2.String())
c.Assert(err, check.IsNil)
hostInfo2 := tailcfg.Hostinfo{
RoutableIPs: []netip.Prefix{route2},
}
machine2 := Machine{
ID: 2,
MachineKey: "foo",
NodeKey: "bar",
DiscoKey: "faa",
Hostname: "test_enable_route_machine",
NamespaceID: namespace.ID,
RegisterMethod: RegisterMethodAuthKey,
AuthKeyID: uint(pak.ID),
HostInfo: HostInfo(hostInfo2),
}
app.db.Save(&machine2)
err = app.processMachineRoutes(&machine2)
c.Assert(err, check.IsNil)
err = app.EnableRoutes(&machine2, route2.String())
c.Assert(err, check.IsNil)
enabledRoutes1, err := app.GetEnabledRoutes(&machine1)
c.Assert(err, check.IsNil)
c.Assert(len(enabledRoutes1), check.Equals, 2)
enabledRoutes2, err := app.GetEnabledRoutes(&machine2)
c.Assert(err, check.IsNil)
c.Assert(len(enabledRoutes2), check.Equals, 1)
routes, err := app.getMachinePrimaryRoutes(&machine1)
c.Assert(err, check.IsNil)
c.Assert(len(routes), check.Equals, 2)
routes, err = app.getMachinePrimaryRoutes(&machine2)
c.Assert(err, check.IsNil)
c.Assert(len(routes), check.Equals, 0)
}
func (s *Suite) TestSubnetFailover(c *check.C) {
namespace, err := app.CreateNamespace("test")
c.Assert(err, check.IsNil)
pak, err := app.CreatePreAuthKey(namespace.Name, false, false, nil, nil)
c.Assert(err, check.IsNil)
_, err = app.GetMachine("test", "test_enable_route_machine")
c.Assert(err, check.NotNil)
prefix, err := netip.ParsePrefix(
"10.0.0.0/24",
)
c.Assert(err, check.IsNil)
prefix2, err := netip.ParsePrefix(
"150.0.10.0/25",
)
c.Assert(err, check.IsNil)
hostInfo1 := tailcfg.Hostinfo{
RoutableIPs: []netip.Prefix{prefix, prefix2},
}
now := time.Now()
machine1 := Machine{
ID: 1,
MachineKey: "foo",
NodeKey: "bar",
DiscoKey: "faa",
Hostname: "test_enable_route_machine",
NamespaceID: namespace.ID,
RegisterMethod: RegisterMethodAuthKey,
AuthKeyID: uint(pak.ID),
HostInfo: HostInfo(hostInfo1),
LastSeen: &now,
}
app.db.Save(&machine1)
err = app.processMachineRoutes(&machine1)
c.Assert(err, check.IsNil)
err = app.EnableRoutes(&machine1, prefix.String())
c.Assert(err, check.IsNil)
err = app.EnableRoutes(&machine1, prefix2.String())
c.Assert(err, check.IsNil)
err = app.handlePrimarySubnetFailover()
c.Assert(err, check.IsNil)
enabledRoutes1, err := app.GetEnabledRoutes(&machine1)
c.Assert(err, check.IsNil)
c.Assert(len(enabledRoutes1), check.Equals, 2)
route, err := app.getPrimaryRoute(prefix)
c.Assert(err, check.IsNil)
c.Assert(route.MachineID, check.Equals, machine1.ID)
hostInfo2 := tailcfg.Hostinfo{
RoutableIPs: []netip.Prefix{prefix2},
}
machine2 := Machine{
ID: 2,
MachineKey: "foo",
NodeKey: "bar",
DiscoKey: "faa",
Hostname: "test_enable_route_machine",
NamespaceID: namespace.ID,
RegisterMethod: RegisterMethodAuthKey,
AuthKeyID: uint(pak.ID),
HostInfo: HostInfo(hostInfo2),
LastSeen: &now,
}
app.db.Save(&machine2)
err = app.processMachineRoutes(&machine2)
c.Assert(err, check.IsNil)
err = app.EnableRoutes(&machine2, prefix2.String())
c.Assert(err, check.IsNil)
err = app.handlePrimarySubnetFailover()
c.Assert(err, check.IsNil)
enabledRoutes1, err = app.GetEnabledRoutes(&machine1)
c.Assert(err, check.IsNil)
c.Assert(len(enabledRoutes1), check.Equals, 2)
enabledRoutes2, err := app.GetEnabledRoutes(&machine2)
c.Assert(err, check.IsNil)
c.Assert(len(enabledRoutes2), check.Equals, 1)
routes, err := app.getMachinePrimaryRoutes(&machine1)
c.Assert(err, check.IsNil)
c.Assert(len(routes), check.Equals, 2)
routes, err = app.getMachinePrimaryRoutes(&machine2)
c.Assert(err, check.IsNil)
c.Assert(len(routes), check.Equals, 0)
// lets make machine1 lastseen 10 mins ago
before := now.Add(-10 * time.Minute)
machine1.LastSeen = &before
err = app.db.Save(&machine1).Error
c.Assert(err, check.IsNil)
err = app.handlePrimarySubnetFailover()
c.Assert(err, check.IsNil)
routes, err = app.getMachinePrimaryRoutes(&machine1)
c.Assert(err, check.IsNil)
c.Assert(len(routes), check.Equals, 1)
routes, err = app.getMachinePrimaryRoutes(&machine2)
c.Assert(err, check.IsNil)
c.Assert(len(routes), check.Equals, 1)
machine2.HostInfo = HostInfo(tailcfg.Hostinfo{
RoutableIPs: []netip.Prefix{prefix, prefix2},
})
err = app.db.Save(&machine2).Error
c.Assert(err, check.IsNil)
err = app.processMachineRoutes(&machine2)
c.Assert(err, check.IsNil)
err = app.EnableRoutes(&machine2, prefix.String())
c.Assert(err, check.IsNil)
err = app.handlePrimarySubnetFailover()
c.Assert(err, check.IsNil)
routes, err = app.getMachinePrimaryRoutes(&machine1)
c.Assert(err, check.IsNil)
c.Assert(len(routes), check.Equals, 0)
routes, err = app.getMachinePrimaryRoutes(&machine2)
c.Assert(err, check.IsNil)
c.Assert(len(routes), check.Equals, 2)
}