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// -*- Mode: Go; indent-tabs-mode: t -*-
/*
* Copyright (C) 2022 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package devicestate_test
import (
"github.com/snapcore/snapd/asserts"
"github.com/snapcore/snapd/asserts/assertstest"
"github.com/snapcore/snapd/boot/boottest"
"github.com/snapcore/snapd/overlord/devicestate"
"github.com/snapcore/snapd/overlord/snapstate"
"github.com/snapcore/snapd/testutil"
. "gopkg.in/check.v1"
)
type deviceCtxSuite struct {
testutil.BaseTest
}
var _ = Suite(&deviceCtxSuite{})
func (s *deviceCtxSuite) SetUpTest(c *C) {
}
func testGroundDeviceContextCommonChecks(c *C, devCtx snapstate.DeviceContext, mode string) {
c.Check(devCtx.RunMode(), Equals, mode == "run", Commentf("mode is %q", mode))
c.Check(devCtx.GroundContext(), Equals, devCtx)
c.Check(func() { devCtx.Store() }, PanicMatches,
"retrieved ground context is not intended to drive store operations")
c.Check(devCtx.ForRemodeling(), Equals, false)
c.Check(devCtx.SystemMode(), Equals, mode)
}
func (s *deviceCtxSuite) testGroundDeviceContext(c *C, mode string) {
var devCtx snapstate.DeviceContext
// Classic with classic initramfs
classicModel := assertstest.FakeAssertion(map[string]any{
"type": "model",
"classic": "true",
"authority-id": "my-brand",
"series": "16",
"brand-id": "my-brand",
"model": "my-model",
"display-name": "My Model",
"architecture": "amd64",
"timestamp": "2018-01-01T08:00:00+00:00",
}).(*asserts.Model)
devCtx = devicestate.BuildGroundDeviceContext(classicModel, mode)
c.Check(devCtx.Classic(), Equals, true)
c.Check(devCtx.Kernel(), Equals, "")
c.Check(devCtx.Base(), Equals, "")
c.Check(devCtx.Gadget(), Equals, "")
c.Check(devCtx.HasModeenv(), Equals, false)
c.Check(devCtx.IsCoreBoot(), Equals, false)
c.Check(devCtx.IsClassicBoot(), Equals, true)
c.Check(devCtx.Model(), DeepEquals, classicModel)
testGroundDeviceContextCommonChecks(c, devCtx, mode)
// UC16/18
legacyUCModel := boottest.MakeMockModel()
devCtx = devicestate.BuildGroundDeviceContext(legacyUCModel, mode)
c.Check(devCtx.Classic(), Equals, false)
c.Check(devCtx.Kernel(), Equals, "pc-kernel")
c.Check(devCtx.Base(), Equals, "core18")
c.Check(devCtx.Gadget(), Equals, "pc")
c.Check(devCtx.HasModeenv(), Equals, false)
c.Check(devCtx.IsCoreBoot(), Equals, true)
c.Check(devCtx.IsClassicBoot(), Equals, false)
c.Check(devCtx.Model(), DeepEquals, legacyUCModel)
testGroundDeviceContextCommonChecks(c, devCtx, mode)
// UC20+
ucModel := boottest.MakeMockUC20Model()
devCtx = devicestate.BuildGroundDeviceContext(ucModel, mode)
c.Check(devCtx.Classic(), Equals, false)
c.Check(devCtx.Kernel(), Equals, "pc-kernel")
c.Check(devCtx.Base(), Equals, "core20")
c.Check(devCtx.Gadget(), Equals, "pc")
c.Check(devCtx.HasModeenv(), Equals, true)
c.Check(devCtx.IsCoreBoot(), Equals, true)
c.Check(devCtx.IsClassicBoot(), Equals, false)
c.Check(devCtx.Model(), DeepEquals, ucModel)
testGroundDeviceContextCommonChecks(c, devCtx, mode)
// Classic with modes
classicWithModes := boottest.MakeMockClassicWithModesModel()
devCtx = devicestate.BuildGroundDeviceContext(classicWithModes, mode)
c.Check(devCtx.Classic(), Equals, true)
c.Check(devCtx.Kernel(), Equals, "pc-kernel")
c.Check(devCtx.Base(), Equals, "core20")
c.Check(devCtx.Gadget(), Equals, "pc")
c.Check(devCtx.HasModeenv(), Equals, true)
c.Check(devCtx.IsCoreBoot(), Equals, true)
c.Check(devCtx.IsClassicBoot(), Equals, false)
c.Check(devCtx.Model(), DeepEquals, classicWithModes)
testGroundDeviceContextCommonChecks(c, devCtx, mode)
}
func (s *deviceCtxSuite) TestGroundDeviceContext(c *C) {
for _, mode := range []string{"run", "install", "recover", "factory-reset"} {
s.testGroundDeviceContext(c, mode)
}
}
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