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f70b7386ac
Assert on exact allocation for different filesystem size. Note: this test only reliably works in buildkit, with a specific version of `xfsprogs`. Fixes #10021 Signed-off-by: Andrey Smirnov <andrey.smirnov@siderolabs.com>
114 lines
3.7 KiB
Go
114 lines
3.7 KiB
Go
// This Source Code Form is subject to the terms of the Mozilla Public
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// License, v. 2.0. If a copy of the MPL was not distributed with this
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// file, You can obtain one at http://mozilla.org/MPL/2.0/.
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package makefs_test
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import (
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"bytes"
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"os"
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"os/exec"
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"path/filepath"
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"strings"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"github.com/siderolabs/talos/pkg/makefs"
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)
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func TestXFSInfo(t *testing.T) { //nolint:tparallel
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if hostname, _ := os.Hostname(); hostname != "buildkitsandbox" { //nolint:errcheck
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t.Skipf("skipping test; only run on buildkitsandbox, got %s", hostname)
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}
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t.Setenv("PATH", "/usr/bin:/bin:/usr/sbin:/sbin")
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for _, test := range []struct {
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name string
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size int64
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expected string
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}{
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{
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name: "1G",
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size: 1024 * 1024 * 1024,
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expected: `meta-data=image isize=512 agcount=4, agsize=65536 blks
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= sectsz=512 attr=2, projid32bit=1
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= crc=1 finobt=1, sparse=1, rmapbt=1
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= reflink=1 bigtime=1 inobtcount=1 nrext64=1
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= exchange=0
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data = bsize=4096 blocks=262144, imaxpct=25
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= sunit=0 swidth=0 blks
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naming =version 2 bsize=4096 ascii-ci=0, ftype=1, parent=0
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log =internal log bsize=4096 blocks=16384, version=2
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= sectsz=512 sunit=0 blks, lazy-count=1
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realtime =none extsz=4096 blocks=0, rtextents=0
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`,
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},
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{
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name: "10G",
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size: 10 * 1024 * 1024 * 1024,
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expected: `meta-data=image isize=512 agcount=4, agsize=655360 blks
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= sectsz=512 attr=2, projid32bit=1
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= crc=1 finobt=1, sparse=1, rmapbt=1
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= reflink=1 bigtime=1 inobtcount=1 nrext64=1
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= exchange=0
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data = bsize=4096 blocks=2621440, imaxpct=25
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= sunit=0 swidth=0 blks
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naming =version 2 bsize=4096 ascii-ci=0, ftype=1, parent=0
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log =internal log bsize=4096 blocks=16384, version=2
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= sectsz=512 sunit=0 blks, lazy-count=1
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realtime =none extsz=4096 blocks=0, rtextents=0
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`,
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},
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{
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name: "100G",
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size: 100 * 1024 * 1024 * 1024,
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expected: `meta-data=image isize=512 agcount=4, agsize=6553600 blks
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= sectsz=512 attr=2, projid32bit=1
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= crc=1 finobt=1, sparse=1, rmapbt=1
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= reflink=1 bigtime=1 inobtcount=1 nrext64=1
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= exchange=0
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data = bsize=4096 blocks=26214400, imaxpct=25
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= sunit=0 swidth=0 blks
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naming =version 2 bsize=4096 ascii-ci=0, ftype=1, parent=0
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log =internal log bsize=4096 blocks=16384, version=2
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= sectsz=512 sunit=0 blks, lazy-count=1
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realtime =none extsz=4096 blocks=0, rtextents=0
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`,
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},
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} {
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t.Run(test.name, func(t *testing.T) {
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t.Parallel()
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tmpDir := t.TempDir()
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tempFile := filepath.Join(tmpDir, "xfs.img")
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require.NoError(t, os.WriteFile(tempFile, nil, 0o644))
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require.NoError(t, os.Truncate(tempFile, test.size))
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require.NoError(t, makefs.XFS(tempFile))
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var stdout bytes.Buffer
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cmd := exec.Command("xfs_info", tempFile)
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cmd.Stdout = &stdout
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require.NoError(t, cmd.Run())
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actual := strings.ReplaceAll(stdout.String(), tempFile, "image")
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assert.Equal(t, test.expected, actual)
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})
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}
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}
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