| # Test for multiprocess qemu |
| # |
| # This work is licensed under the terms of the GNU GPL, version 2 or |
| # later. See the COPYING file in the top-level directory. |
| |
| |
| import os |
| import socket |
| |
| from avocado_qemu import QemuSystemTest |
| from avocado_qemu import wait_for_console_pattern |
| from avocado_qemu import exec_command |
| from avocado_qemu import exec_command_and_wait_for_pattern |
| |
| class Multiprocess(QemuSystemTest): |
| """ |
| :avocado: tags=multiprocess |
| """ |
| KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 ' |
| |
| def do_test(self, kernel_url, initrd_url, kernel_command_line, |
| machine_type): |
| """Main test method""" |
| self.require_accelerator('kvm') |
| |
| # Create socketpair to connect proxy and remote processes |
| proxy_sock, remote_sock = socket.socketpair(socket.AF_UNIX, |
| socket.SOCK_STREAM) |
| os.set_inheritable(proxy_sock.fileno(), True) |
| os.set_inheritable(remote_sock.fileno(), True) |
| |
| kernel_path = self.fetch_asset(kernel_url) |
| initrd_path = self.fetch_asset(initrd_url) |
| |
| # Create remote process |
| remote_vm = self.get_vm() |
| remote_vm.add_args('-machine', 'x-remote') |
| remote_vm.add_args('-nodefaults') |
| remote_vm.add_args('-device', 'lsi53c895a,id=lsi1') |
| remote_vm.add_args('-object', 'x-remote-object,id=robj1,' |
| 'devid=lsi1,fd='+str(remote_sock.fileno())) |
| remote_vm.launch() |
| |
| # Create proxy process |
| self.vm.set_console() |
| self.vm.add_args('-machine', machine_type) |
| self.vm.add_args('-accel', 'kvm') |
| self.vm.add_args('-cpu', 'host') |
| self.vm.add_args('-object', |
| 'memory-backend-memfd,id=sysmem-file,size=2G') |
| self.vm.add_args('--numa', 'node,memdev=sysmem-file') |
| self.vm.add_args('-m', '2048') |
| self.vm.add_args('-kernel', kernel_path, |
| '-initrd', initrd_path, |
| '-append', kernel_command_line) |
| self.vm.add_args('-device', |
| 'x-pci-proxy-dev,' |
| 'id=lsi1,fd='+str(proxy_sock.fileno())) |
| self.vm.launch() |
| wait_for_console_pattern(self, 'as init process', |
| 'Kernel panic - not syncing') |
| exec_command(self, 'mount -t sysfs sysfs /sys') |
| exec_command_and_wait_for_pattern(self, |
| 'cat /sys/bus/pci/devices/*/uevent', |
| 'PCI_ID=1000:0012') |
| |
| def test_multiprocess_x86_64(self): |
| """ |
| :avocado: tags=arch:x86_64 |
| """ |
| kernel_url = ('https://archives.fedoraproject.org/pub/archive/fedora' |
| '/linux/releases/31/Everything/x86_64/os/images' |
| '/pxeboot/vmlinuz') |
| initrd_url = ('https://archives.fedoraproject.org/pub/archive/fedora' |
| '/linux/releases/31/Everything/x86_64/os/images' |
| '/pxeboot/initrd.img') |
| kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE + |
| 'console=ttyS0 rdinit=/bin/bash') |
| machine_type = 'pc' |
| self.do_test(kernel_url, initrd_url, kernel_command_line, machine_type) |
| |
| def test_multiprocess_aarch64(self): |
| """ |
| :avocado: tags=arch:aarch64 |
| """ |
| kernel_url = ('https://archives.fedoraproject.org/pub/archive/fedora' |
| '/linux/releases/31/Everything/aarch64/os/images' |
| '/pxeboot/vmlinuz') |
| initrd_url = ('https://archives.fedoraproject.org/pub/archive/fedora' |
| '/linux/releases/31/Everything/aarch64/os/images' |
| '/pxeboot/initrd.img') |
| kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE + |
| 'rdinit=/bin/bash console=ttyAMA0') |
| machine_type = 'virt,gic-version=3' |
| self.do_test(kernel_url, initrd_url, kernel_command_line, machine_type) |
