Test 20 - "NFSv3 root=dhcp DHCP IP:path" fails on Debian with following
error message in `server.log`:
```
jobs -rp
/sbin/init: 105: jobs: Illegal option -r
```
The jobs parameter `-r` requires bash.
Partially fixes #1901
Signed-off-by: Benjamin Drung <benjamin.drung@canonical.com>
-#!/bin/sh
+#!/bin/bash
exec < /dev/console > /dev/console 2>&1
set -x
export PATH=/usr/sbin:/usr/bin:/sbin:/bin
)
# Make server's dracut image
"$DRACUT" -l -i "$TESTDIR"/overlay / \
- -m "dash rootfs-block debug kernel-modules watchdog qemu network network-legacy" \
+ -m "bash rootfs-block debug kernel-modules watchdog qemu network network-legacy" \
-d "af_packet piix ide-gd_mod ata_piix ext4 sd_mod e1000 i6300esb" \
--no-hostonly-cmdline -N \
-f "$TESTDIR"/initramfs.server "$KVERSION" || return 1
-#!/bin/sh
+#!/bin/bash
exec < /dev/console > /dev/console 2>&1
set -x
export PATH=/usr/sbin:/usr/bin:/sbin:/bin
)
# Make server's dracut image
"$DRACUT" -l -i "$TESTDIR"/overlay / \
- -m "dash rootfs-block debug kernel-modules watchdog qemu network network-legacy" \
+ -m "bash rootfs-block debug kernel-modules watchdog qemu network network-legacy" \
-d "af_packet piix ide-gd_mod ata_piix ext4 sd_mod nfsv2 nfsv3 nfsv4 nfs_acl nfs_layout_nfsv41_files nfsd e1000 i6300esb ib700wdt" \
--no-hostonly-cmdline -N \
-f "$TESTDIR"/initramfs.server "$KVERSION" || return 1