mirror of
https://github.com/edgelesssys/constellation.git
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115 lines
2.3 KiB
Go
115 lines
2.3 KiB
Go
//go:build integration && cgo && linux
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/*
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Copyright (c) Edgeless Systems GmbH
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SPDX-License-Identifier: AGPL-3.0-only
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*/
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package integration
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import (
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"fmt"
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"log/slog"
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"math"
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"testing"
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"github.com/edgelesssys/constellation/v2/disk-mapper/internal/diskencryption"
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"github.com/edgelesssys/constellation/v2/internal/logger"
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"github.com/martinjungblut/go-cryptsetup"
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)
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func BenchmarkMapper(b *testing.B) {
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cryptsetup.SetDebugLevel(cryptsetup.CRYPT_LOG_ERROR)
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cryptsetup.SetLogCallback(func(_ int, message string) { fmt.Println(message) })
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testPath := *diskPath
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if testPath == "" {
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// no disk specified, use 1GB loopback disk
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testPath = devicePath
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if err := setup(1); err != nil {
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b.Fatal("Failed to setup test environment:", err)
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}
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defer func() {
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if err := teardown(); err != nil {
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b.Fatal("failed to delete test disk:", err)
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}
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}()
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}
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passphrase := "benchmark"
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mapper, free, err := diskencryption.New(testPath, logger.NewTextLogger(slog.LevelInfo))
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if err != nil {
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b.Fatal("Failed to create mapper:", err)
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}
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defer free()
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if err := mapper.FormatDisk(passphrase); err != nil {
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b.Fatal("Failed to format disk:", err)
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}
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testCases := map[string]struct {
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wipeBlockSize int
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}{
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"16KiB": {
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wipeBlockSize: int(math.Pow(2, 14)),
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},
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"32KiB": {
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wipeBlockSize: int(math.Pow(2, 15)),
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},
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"64KiB": {
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wipeBlockSize: int(math.Pow(2, 16)),
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},
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"128KiB": {
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wipeBlockSize: int(math.Pow(2, 17)),
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},
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"256KiB": {
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wipeBlockSize: int(math.Pow(2, 18)),
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},
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"512KiB": {
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wipeBlockSize: int(math.Pow(2, 19)),
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},
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"1MiB": {
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wipeBlockSize: int(math.Pow(2, 20)),
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},
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"2MiB": {
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wipeBlockSize: int(math.Pow(2, 21)),
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},
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"4MiB": {
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wipeBlockSize: int(math.Pow(2, 22)),
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},
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"8MiB": {
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wipeBlockSize: int(math.Pow(2, 23)),
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},
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"16MiB": {
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wipeBlockSize: int(math.Pow(2, 24)),
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},
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"32MiB": {
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wipeBlockSize: int(math.Pow(2, 25)),
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},
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"64MiB": {
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wipeBlockSize: int(math.Pow(2, 26)),
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},
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"128MiB": {
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wipeBlockSize: int(math.Pow(2, 27)),
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},
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"256MiB": {
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wipeBlockSize: int(math.Pow(2, 28)),
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},
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"512MiB": {
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wipeBlockSize: int(math.Pow(2, 29)),
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},
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}
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for name, tc := range testCases {
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b.Run(name, func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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if err := mapper.Wipe(tc.wipeBlockSize); err != nil {
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b.Fatal("Failed to wipe disk:", err)
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}
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}
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})
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}
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}
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