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create DB struct

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This is step one in detaching the Database layer from Headscale (h). The
ultimate goal is to have all function that does database operations in
its own package, and keep the business logic and writing separate.

Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>
This commit is contained in:
Kristoffer Dalby 2023-05-11 09:09:18 +02:00 • committed by Kristoffer Dalby
parent b01f1f1867
commit 14e29a7bee
48 changed files with 1731 additions and 1572 deletions
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201
hscontrol/utils_test.go
View file

@ -1,201 +0,0 @@
package hscontrol
import (
"net/netip"
"go4.org/netipx"
"gopkg.in/check.v1"
)
func (s *Suite) TestGetAvailableIp(c *check.C) {
ips, err := app.getAvailableIPs()
c.Assert(err, check.IsNil)
expected := netip.MustParseAddr("10.27.0.1")
c.Assert(len(ips), check.Equals, 1)
c.Assert(ips[0].String(), check.Equals, expected.String())
}
func (s *Suite) TestGetUsedIps(c *check.C) {
ips, err := app.getAvailableIPs()
c.Assert(err, check.IsNil)
user, err := app.CreateUser("test-ip")
c.Assert(err, check.IsNil)
pak, err := app.CreatePreAuthKey(user.Name, false, false, nil, nil)
c.Assert(err, check.IsNil)
_, err = app.GetMachine("test", "testmachine")
c.Assert(err, check.NotNil)
machine := Machine{
ID: 0,
MachineKey: "foo",
NodeKey: "bar",
DiscoKey: "faa",
Hostname: "testmachine",
UserID: user.ID,
RegisterMethod: RegisterMethodAuthKey,
AuthKeyID: uint(pak.ID),
IPAddresses: ips,
}
app.db.Save(&machine)
usedIps, err := app.getUsedIPs()
c.Assert(err, check.IsNil)
expected := netip.MustParseAddr("10.27.0.1")
expectedIPSetBuilder := netipx.IPSetBuilder{}
expectedIPSetBuilder.Add(expected)
expectedIPSet, _ := expectedIPSetBuilder.IPSet()
c.Assert(usedIps.Equal(expectedIPSet), check.Equals, true)
c.Assert(usedIps.Contains(expected), check.Equals, true)
machine1, err := app.GetMachineByID(0)
c.Assert(err, check.IsNil)
c.Assert(len(machine1.IPAddresses), check.Equals, 1)
c.Assert(machine1.IPAddresses[0], check.Equals, expected)
}
func (s *Suite) TestGetMultiIp(c *check.C) {
user, err := app.CreateUser("test-ip-multi")
c.Assert(err, check.IsNil)
for index := 1; index <= 350; index++ {
app.ipAllocationMutex.Lock()
ips, err := app.getAvailableIPs()
c.Assert(err, check.IsNil)
pak, err := app.CreatePreAuthKey(user.Name, false, false, nil, nil)
c.Assert(err, check.IsNil)
_, err = app.GetMachine("test", "testmachine")
c.Assert(err, check.NotNil)
machine := Machine{
ID: uint64(index),
MachineKey: "foo",
NodeKey: "bar",
DiscoKey: "faa",
Hostname: "testmachine",
UserID: user.ID,
RegisterMethod: RegisterMethodAuthKey,
AuthKeyID: uint(pak.ID),
IPAddresses: ips,
}
app.db.Save(&machine)
app.ipAllocationMutex.Unlock()
}
usedIps, err := app.getUsedIPs()
c.Assert(err, check.IsNil)
expected0 := netip.MustParseAddr("10.27.0.1")
expected9 := netip.MustParseAddr("10.27.0.10")
expected300 := netip.MustParseAddr("10.27.0.45")
notExpectedIPSetBuilder := netipx.IPSetBuilder{}
notExpectedIPSetBuilder.Add(expected0)
notExpectedIPSetBuilder.Add(expected9)
notExpectedIPSetBuilder.Add(expected300)
notExpectedIPSet, err := notExpectedIPSetBuilder.IPSet()
c.Assert(err, check.IsNil)
// We actually expect it to be a lot larger
c.Assert(usedIps.Equal(notExpectedIPSet), check.Equals, false)
c.Assert(usedIps.Contains(expected0), check.Equals, true)
c.Assert(usedIps.Contains(expected9), check.Equals, true)
c.Assert(usedIps.Contains(expected300), check.Equals, true)
// Check that we can read back the IPs
machine1, err := app.GetMachineByID(1)
c.Assert(err, check.IsNil)
c.Assert(len(machine1.IPAddresses), check.Equals, 1)
c.Assert(
machine1.IPAddresses[0],
check.Equals,
netip.MustParseAddr("10.27.0.1"),
)
machine50, err := app.GetMachineByID(50)
c.Assert(err, check.IsNil)
c.Assert(len(machine50.IPAddresses), check.Equals, 1)
c.Assert(
machine50.IPAddresses[0],
check.Equals,
netip.MustParseAddr("10.27.0.50"),
)
expectedNextIP := netip.MustParseAddr("10.27.1.95")
nextIP, err := app.getAvailableIPs()
c.Assert(err, check.IsNil)
c.Assert(len(nextIP), check.Equals, 1)
c.Assert(nextIP[0].String(), check.Equals, expectedNextIP.String())
// If we call get Available again, we should receive
// the same IP, as it has not been reserved.
nextIP2, err := app.getAvailableIPs()
c.Assert(err, check.IsNil)
c.Assert(len(nextIP2), check.Equals, 1)
c.Assert(nextIP2[0].String(), check.Equals, expectedNextIP.String())
}
func (s *Suite) TestGetAvailableIpMachineWithoutIP(c *check.C) {
ips, err := app.getAvailableIPs()
c.Assert(err, check.IsNil)
expected := netip.MustParseAddr("10.27.0.1")
c.Assert(len(ips), check.Equals, 1)
c.Assert(ips[0].String(), check.Equals, expected.String())
user, err := app.CreateUser("test-ip")
c.Assert(err, check.IsNil)
pak, err := app.CreatePreAuthKey(user.Name, false, false, nil, nil)
c.Assert(err, check.IsNil)
_, err = app.GetMachine("test", "testmachine")
c.Assert(err, check.NotNil)
machine := Machine{
ID: 0,
MachineKey: "foo",
NodeKey: "bar",
DiscoKey: "faa",
Hostname: "testmachine",
UserID: user.ID,
RegisterMethod: RegisterMethodAuthKey,
AuthKeyID: uint(pak.ID),
}
app.db.Save(&machine)
ips2, err := app.getAvailableIPs()
c.Assert(err, check.IsNil)
c.Assert(len(ips2), check.Equals, 1)
c.Assert(ips2[0].String(), check.Equals, expected.String())
}
func (s *Suite) TestGenerateRandomStringDNSSafe(c *check.C) {
for i := 0; i < 100000; i++ {
str, err := GenerateRandomStringDNSSafe(8)
if err != nil {
c.Error(err)
}
if len(str) != 8 {
c.Error("invalid length", len(str), str)
}
}
}