Files
warewulf/overlays/sfdisk/internal/sfdisk_test.go
Jonathon Anderson b36b2e9674 Adjust sfdisk --label gpt to only apply when wiping the disk
Signed-off-by: Jonathon Anderson <janderson@ciq.com>
2025-12-17 10:54:10 -07:00

287 lines
7.5 KiB
Go

package sfdisk
import (
"bytes"
"testing"
"github.com/stretchr/testify/assert"
"github.com/warewulf/warewulf/internal/app/wwctl/overlay/show"
"github.com/warewulf/warewulf/internal/pkg/testenv"
"github.com/warewulf/warewulf/internal/pkg/wwlog"
)
func Test_sfdiskOverlay(t *testing.T) {
tests := map[string]struct {
args []string
nodesConf string
output string
}{
"sfdisk:disks.ww (empty)": {
args: []string{"--quiet=false", "--render=node1", "sfdisk", "warewulf/sfdisk/disks.ww"},
nodesConf: `
nodes:
node1: {}`,
output: `backupFile: true
writeFile: true
Filename: warewulf/sfdisk/disks
`,
},
"sfdisk:disks.ww (resource)": {
args: []string{"--quiet=false", "--render=node1", "sfdisk", "warewulf/sfdisk/disks.ww"},
nodesConf: `
nodes:
node1:
resources:
sfdisk:
- device: /dev/sda
first-lba: 34
label: gpt
last-lba: 20971486
partitions:
- device: /dev/sda1
name: sfdisk-rootfs
size: 4194304
start: 2048
type: linux
- device: /dev/sda2
name: sfdisk-scratch
size: 1048576
start: 4196352
type: linux
- device: /dev/sda3
name: sfdisk-swap
size: 2097152
start: 5244928
type: linux
sector-size: 512`,
output: `backupFile: true
writeFile: true
Filename: device-0
label: gpt
first-lba: 34
last-lba: 20971486
sector-size: 512
/dev/sda1 : start=2048 size=4194304 name=sfdisk-rootfs type=linux
/dev/sda2 : start=4196352 size=1048576 name=sfdisk-scratch type=linux
/dev/sda3 : start=5244928 size=2097152 name=sfdisk-swap type=linux
`,
},
"sfdisk:disks.ww (native)": {
args: []string{"--quiet=false", "--render=node1", "sfdisk", "warewulf/sfdisk/disks.ww"},
nodesConf: `
nodes:
node1:
disks:
/dev/sda:
wipe_table: true
partitions:
rootfs:
number: "1"
start_mib: "2"
size_mib: "4096"
should_exist: true
type_guid: linux
scratch:
number: "2"
start_mib: "4098"
size_mib: "10240"
should_exist: true
type_guid: linux
swap:
number: "3"
start_mib: "5122"
size_mib: "2048"
should_exist: true
type_guid: swap`,
output: `backupFile: true
writeFile: true
Filename: device-0
start=2MiB size=4096MiB name=rootfs type=linux
start=4098MiB size=10240MiB name=scratch type=linux
start=5122MiB size=2048MiB name=swap type=swap
`,
},
"sfdisk:10-sfdisk.sh.ww (empty)": {
args: []string{"--quiet", "--render=node1", "sfdisk", "warewulf/wwinit.d/10-sfdisk.sh.ww"},
nodesConf: `
nodes:
node1: {}`,
output: `#!/bin/sh
PATH=$PATH:/sbin:/usr/sbin:/bin:/usr/bin
if ! command -v info >/dev/null; then
info() {
printf '%s\n' "$*"
}
fi
if ! command -v die >/dev/null; then
die() {
printf '%s\n' "$*" >&2
exit 1
}
fi
if ! command -v sfdisk >/dev/null ; then
info "warewulf: sfdisk not found, skipping partitioning"
else :
fi
`,
},
"sfdisk:10-sfdisk.sh.ww (resource)": {
args: []string{"--quiet", "--render=node1", "sfdisk", "warewulf/wwinit.d/10-sfdisk.sh.ww"},
nodesConf: `
nodes:
node1:
resources:
sfdisk:
- device: /dev/sda
first-lba: 34
label: gpt
last-lba: 20971486
partitions:
- device: /dev/sda1
name: sfdisk-rootfs
size: 4194304
start: 2048
type: linux
- device: /dev/sda2
name: sfdisk-scratch
size: 1048576
start: 4196352
type: linux
- device: /dev/sda3
name: sfdisk-swap
size: 2097152
start: 5244928
type: linux
sector-size: 512`,
output: `#!/bin/sh
PATH=$PATH:/sbin:/usr/sbin:/bin:/usr/bin
if ! command -v info >/dev/null; then
info() {
printf '%s\n' "$*"
}
fi
if ! command -v die >/dev/null; then
die() {
printf '%s\n' "$*" >&2
exit 1
}
fi
if ! command -v sfdisk >/dev/null ; then
info "warewulf: sfdisk not found, skipping partitioning"
else :
info "warewulf: sfdisk: partitioning /dev/sda"
sfdisk --wipe "auto" "/dev/sda" < "${PREFIX}/warewulf/sfdisk/device-0" || die "warewulf: sfdisk: failed to partition /dev/sda"
if command -v blockdev >/dev/null ; then
info "warewulf: blockdev: re-reading partition table"
blockdev --rereadpt /dev/sda
fi
if command -v udevadm >/dev/null ; then
info "warewulf: udevadm: triggering udev events for block devices"
udevadm trigger --subsystem-match=block --action=add
udevadm settle
fi
fi
`,
},
"sfdisk:10-sfdisk.sh.ww (native)": {
args: []string{"--quiet", "--render=node1", "sfdisk", "warewulf/wwinit.d/10-sfdisk.sh.ww"},
nodesConf: `
nodes:
node1:
disks:
/dev/sda:
partitions:
rootfs:
number: "1"
size_mib: "4096"
should_exist: true
scratch:
number: "2"
size_mib: "10240"
should_exist: true
swap:
number: "3"
size_mib: "2048"
should_exist: true
/dev/sdb:
wipe_table: true`,
output: `#!/bin/sh
PATH=$PATH:/sbin:/usr/sbin:/bin:/usr/bin
if ! command -v info >/dev/null; then
info() {
printf '%s\n' "$*"
}
fi
if ! command -v die >/dev/null; then
die() {
printf '%s\n' "$*" >&2
exit 1
}
fi
if ! command -v sfdisk >/dev/null ; then
info "warewulf: sfdisk not found, skipping partitioning"
else :
info "warewulf: sfdisk: partitioning /dev/sda"
sfdisk --wipe "auto" "/dev/sda" < "${PREFIX}/warewulf/sfdisk/device-0" || die "warewulf: sfdisk: failed to partition /dev/sda"
if command -v blockdev >/dev/null ; then
info "warewulf: blockdev: re-reading partition table"
blockdev --rereadpt /dev/sda
fi
info "warewulf: sfdisk: partitioning /dev/sdb"
sfdisk --label gpt --wipe "always" "/dev/sdb" < "${PREFIX}/warewulf/sfdisk/device-1" || die "warewulf: sfdisk: failed to partition /dev/sdb"
if command -v blockdev >/dev/null ; then
info "warewulf: blockdev: re-reading partition table"
blockdev --rereadpt /dev/sdb
fi
if command -v udevadm >/dev/null ; then
info "warewulf: udevadm: triggering udev events for block devices"
udevadm trigger --subsystem-match=block --action=add
udevadm settle
fi
fi
`,
},
}
for name, tt := range tests {
t.Run(name, func(t *testing.T) {
env := testenv.New(t)
defer env.RemoveAll()
env.ImportFile("var/lib/warewulf/overlays/sfdisk/rootfs/warewulf/sfdisk/disks.ww", "../rootfs/warewulf/sfdisk/disks.ww")
env.ImportFile("var/lib/warewulf/overlays/sfdisk/rootfs/warewulf/wwinit.d/10-sfdisk.sh.ww", "../rootfs/warewulf/wwinit.d/10-sfdisk.sh.ww")
env.WriteFile("etc/warewulf/nodes.conf", tt.nodesConf)
cmd := show.GetCommand()
cmd.SetArgs(tt.args)
stdout := bytes.NewBufferString("")
stderr := bytes.NewBufferString("")
logbuf := bytes.NewBufferString("")
cmd.SetOut(stdout)
cmd.SetErr(stderr)
wwlog.SetLogWriter(logbuf)
err := cmd.Execute()
assert.NoError(t, err)
assert.Empty(t, stdout.String())
assert.Empty(t, stderr.String())
assert.Equal(t, tt.output, logbuf.String())
})
}
}