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test: add a test for watchdog timers
Try to activate/deactivate watchdogs, change timeout, run only on QEMU. Signed-off-by: Andrey Smirnov <andrey.smirnov@siderolabs.com> Signed-off-by: Dmitry Sharshakov <dmitry.sharshakov@siderolabs.com>
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| Original file line number | Diff line number | Diff line change |
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| // This Source Code Form is subject to the terms of the Mozilla Public | ||
| // License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| // file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
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| //go:build integration_api | ||
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| package api | ||
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| import ( | ||
| "bytes" | ||
| "context" | ||
| "io" | ||
| "path/filepath" | ||
| "time" | ||
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| "github.com/cosi-project/runtime/pkg/resource" | ||
| "github.com/cosi-project/runtime/pkg/state" | ||
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| "github.com/siderolabs/talos/internal/integration/base" | ||
| "github.com/siderolabs/talos/pkg/machinery/client" | ||
| "github.com/siderolabs/talos/pkg/machinery/config/types/runtime" | ||
| runtimeres "github.com/siderolabs/talos/pkg/machinery/resources/runtime" | ||
| ) | ||
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| // WatchdogSuite ... | ||
| type WatchdogSuite struct { | ||
| base.APISuite | ||
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| ctx context.Context //nolint:containedctx | ||
| ctxCancel context.CancelFunc | ||
| } | ||
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| // SuiteName ... | ||
| func (suite *WatchdogSuite) SuiteName() string { | ||
| return "api.WatchdogSuite" | ||
| } | ||
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| // SetupTest ... | ||
| func (suite *WatchdogSuite) SetupTest() { | ||
| suite.ctx, suite.ctxCancel = context.WithTimeout(context.Background(), 1*time.Minute) | ||
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| if suite.Cluster == nil || suite.Cluster.Provisioner() != "qemu" { | ||
| suite.T().Skip("skipping watchdog test since provisioner is not qemu") | ||
| } | ||
| } | ||
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| // TearDownTest ... | ||
| func (suite *WatchdogSuite) TearDownTest() { | ||
| if suite.ctxCancel != nil { | ||
| suite.ctxCancel() | ||
| } | ||
| } | ||
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| func (suite *WatchdogSuite) readWatchdogSysfs(nodeCtx context.Context, watchdog, property string) string { //nolint:unparam | ||
| r, err := suite.Client.Read(nodeCtx, filepath.Join("/sys/class/watchdog", watchdog, property)) | ||
| suite.Require().NoError(err) | ||
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| value, err := io.ReadAll(r) | ||
| suite.Require().NoError(err) | ||
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| suite.Require().NoError(r.Close()) | ||
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| return string(bytes.TrimSpace(value)) | ||
| } | ||
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| // TestWatchdogSysfs sets up the watchdog and validates its parameters from the /sys/class/watchdog. | ||
| func (suite *WatchdogSuite) TestWatchdogSysfs() { | ||
| // pick up a random node to test the watchdog on, and use it throughout the test | ||
| node := suite.RandomDiscoveredNodeInternalIP() | ||
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| suite.T().Logf("testing watchdog on node %s", node) | ||
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| // build a Talos API context which is tied to the node | ||
| nodeCtx := client.WithNode(suite.ctx, node) | ||
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| // pick a watchdog | ||
| const watchdog = "watchdog0" | ||
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| cfgDocument := runtime.NewWatchdogTimerV1Alpha1() | ||
| cfgDocument.WatchdogDevice = "/dev/" + watchdog | ||
| cfgDocument.WatchdogTimeout = 120 * time.Second | ||
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| // deactivate the watchdog | ||
| suite.RemoveMachineConfigDocuments(nodeCtx, cfgDocument.MetaKind) | ||
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| _, err := suite.Client.COSI.WatchFor(nodeCtx, runtimeres.NewWatchdogTimerStatus(runtimeres.WatchdogTimerConfigID).Metadata(), state.WithEventTypes(state.Destroyed)) | ||
| suite.Require().NoError(err) | ||
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| wdState := suite.readWatchdogSysfs(nodeCtx, watchdog, "state") | ||
| suite.Require().Equal("inactive", wdState) | ||
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| // enable watchdog with 120s timeout | ||
| suite.PatchMachineConfig(nodeCtx, cfgDocument) | ||
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| _, err = suite.Client.COSI.WatchFor(nodeCtx, runtimeres.NewWatchdogTimerStatus(runtimeres.WatchdogTimerConfigID).Metadata(), state.WithEventTypes(state.Created, state.Updated)) | ||
| suite.Require().NoError(err) | ||
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| wdState = suite.readWatchdogSysfs(nodeCtx, watchdog, "state") | ||
| suite.Require().Equal("active", wdState) | ||
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| wdTimeout := suite.readWatchdogSysfs(nodeCtx, watchdog, "timeout") | ||
| suite.Require().Equal("120", wdTimeout) | ||
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| // update watchdog timeout to 60s | ||
| cfgDocument.WatchdogTimeout = 60 * time.Second | ||
| suite.PatchMachineConfig(nodeCtx, cfgDocument) | ||
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| _, err = suite.Client.COSI.WatchFor(nodeCtx, runtimeres.NewWatchdogTimerStatus(runtimeres.WatchdogTimerConfigID).Metadata(), | ||
| state.WithEventTypes(state.Created, state.Updated), | ||
| state.WithCondition(func(r resource.Resource) (bool, error) { | ||
| return r.(*runtimeres.WatchdogTimerStatus).TypedSpec().Timeout == cfgDocument.WatchdogTimeout, nil | ||
| }), | ||
| ) | ||
| suite.Require().NoError(err) | ||
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| wdState = suite.readWatchdogSysfs(nodeCtx, watchdog, "state") | ||
| suite.Require().Equal("active", wdState) | ||
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| wdTimeout = suite.readWatchdogSysfs(nodeCtx, watchdog, "timeout") | ||
| suite.Require().Equal("60", wdTimeout) | ||
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| // deactivate the watchdog | ||
| suite.RemoveMachineConfigDocuments(nodeCtx, cfgDocument.MetaKind) | ||
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| _, err = suite.Client.COSI.WatchFor(nodeCtx, runtimeres.NewWatchdogTimerStatus(runtimeres.WatchdogTimerConfigID).Metadata(), state.WithEventTypes(state.Destroyed)) | ||
| suite.Require().NoError(err) | ||
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| wdState = suite.readWatchdogSysfs(nodeCtx, watchdog, "state") | ||
| suite.Require().Equal("inactive", wdState) | ||
| } | ||
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| func init() { | ||
| allSuites = append(allSuites, new(WatchdogSuite)) | ||
| } |
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