| #!/usr/bin/env python3 |
| # |
| # SPDX-License-Identifier: GPL-2.0-or-later |
| ''' |
| Functional test that checks the pxelinux.cfg network booting of a s390x VM |
| (TFTP booting without config file is already tested by the pxe qtest, so |
| we don't repeat that here). |
| ''' |
| |
| import os |
| import shutil |
| |
| from qemu_test import QemuSystemTest, Asset, wait_for_console_pattern |
| |
| |
| PXELINUX_CFG_CONTENTS='''# pxelinux.cfg style config file |
| default Debian |
| label Nonexisting |
| kernel kernel.notavailable |
| initrd initrd.notavailable |
| label Debian |
| kernel kernel.debian |
| initrd initrd.debian |
| append testoption=teststring |
| label Fedora |
| kernel kernel.fedora |
| ''' |
| |
| class S390PxeLinux(QemuSystemTest): |
| ''' |
| Test various ways of booting via a pxelinux.cfg file, for details see: |
| https://wiki.syslinux.org/wiki/index.php?title=PXELINUX#Configuration |
| ''' |
| |
| ASSET_DEBIAN_KERNEL = Asset( |
| ('https://snapshot.debian.org/archive/debian/' |
| '20201126T092837Z/dists/buster/main/installer-s390x/' |
| '20190702+deb10u6/images/generic/kernel.debian'), |
| 'd411d17c39ae7ad38d27534376cbe88b68b403c325739364122c2e6f1537e818') |
| |
| ASSET_DEBIAN_INITRD = Asset( |
| ('https://snapshot.debian.org/archive/debian/' |
| '20201126T092837Z/dists/buster/main/installer-s390x/' |
| '20190702+deb10u6/images/generic/initrd.debian'), |
| '836bbd0fe6a5ca81274c28c2b063ea315ce1868660866e9b60180c575fef9fd5') |
| |
| ASSET_FEDORA_KERNEL = Asset( |
| ('https://archives.fedoraproject.org/pub/archive' |
| '/fedora-secondary/releases/31/Server/s390x/os' |
| '/images/kernel.img'), |
| '480859574f3f44caa6cd35c62d70e1ac0609134e22ce2a954bbed9b110c06e0b') |
| |
| def pxelinux_launch(self, pl_name='default', extra_opts=None): |
| '''Create a pxelinux.cfg file in the right location and launch QEMU''' |
| self.require_netdev('user') |
| self.set_machine('s390-ccw-virtio') |
| |
| debian_kernel = self.ASSET_DEBIAN_KERNEL.fetch() |
| debian_initrd = self.ASSET_DEBIAN_INITRD.fetch() |
| fedora_kernel = self.ASSET_FEDORA_KERNEL.fetch() |
| |
| # Prepare a folder for the TFTP "server": |
| tftpdir = self.scratch_file('tftp') |
| shutil.rmtree(tftpdir, ignore_errors=True) # Remove stale stuff |
| os.mkdir(tftpdir) |
| shutil.copy(debian_kernel, os.path.join(tftpdir, 'kernel.debian')) |
| shutil.copy(debian_initrd, os.path.join(tftpdir, 'initrd.debian')) |
| shutil.copy(fedora_kernel, os.path.join(tftpdir, 'kernel.fedora')) |
| |
| pxelinuxdir = self.scratch_file('tftp', 'pxelinux.cfg') |
| os.mkdir(pxelinuxdir) |
| |
| cfg_fname = self.scratch_file('tftp', 'pxelinux.cfg', pl_name) |
| with open(cfg_fname, 'w', encoding='utf-8') as f: |
| f.write(PXELINUX_CFG_CONTENTS) |
| |
| virtio_net_dev = 'virtio-net-ccw,netdev=n1,bootindex=1' |
| if extra_opts: |
| virtio_net_dev += ',' + extra_opts |
| |
| self.vm.add_args('-m', '384', |
| '-netdev', f'user,id=n1,tftp={tftpdir}', |
| '-device', virtio_net_dev) |
| self.vm.set_console() |
| self.vm.launch() |
| |
| |
| def test_default(self): |
| '''Check whether the guest uses the "default" file name''' |
| self.pxelinux_launch() |
| # The kernel prints its arguments to the console, so we can use |
| # this to check whether the kernel parameters are correctly handled: |
| wait_for_console_pattern(self, 'testoption=teststring') |
| # Now also check that we've successfully loaded the initrd: |
| wait_for_console_pattern(self, 'Unpacking initramfs...') |
| wait_for_console_pattern(self, 'Run /init as init process') |
| |
| def test_mac(self): |
| '''Check whether the guest uses file name based on its MAC address''' |
| self.pxelinux_launch(pl_name='01-02-ca-fe-ba-be-42', |
| extra_opts='mac=02:ca:fe:ba:be:42,loadparm=3') |
| wait_for_console_pattern(self, 'Linux version 5.3.7-301.fc31.s390x') |
| |
| def test_uuid(self): |
| '''Check whether the guest uses file name based on its UUID''' |
| # Also add a non-bootable disk to check the fallback to network boot: |
| self.vm.add_args('-blockdev', 'null-co,size=65536,node-name=d1', |
| '-device', 'virtio-blk,drive=d1,bootindex=0,loadparm=1', |
| '-uuid', '550e8400-e29b-11d4-a716-446655441234') |
| self.pxelinux_launch(pl_name='550e8400-e29b-11d4-a716-446655441234') |
| wait_for_console_pattern(self, 'Debian 4.19.146-1 (2020-09-17)') |
| |
| def test_ip(self): |
| '''Check whether the guest uses file name based on its IP address''' |
| self.vm.add_args('-M', 'loadparm=3') |
| self.pxelinux_launch(pl_name='0A00020F') |
| wait_for_console_pattern(self, 'Linux version 5.3.7-301.fc31.s390x') |
| |
| def test_menu(self): |
| '''Check whether the boot menu works for pxelinux.cfg booting''' |
| self.vm.add_args('-boot', 'menu=on,splash-time=10') |
| self.pxelinux_launch(pl_name='0A00') |
| wait_for_console_pattern(self, '[1] Nonexisting') |
| wait_for_console_pattern(self, '[2] Debian') |
| wait_for_console_pattern(self, '[3] Fedora') |
| wait_for_console_pattern(self, 'Debian 4.19.146-1 (2020-09-17)') |
| |
| |
| if __name__ == '__main__': |
| QemuSystemTest.main() |
