Introduce Virtio-loopback epsilon release:

Epsilon release introduces a new compatibility layer which make virtio-loopback
design to work with QEMU and rust-vmm vhost-user backend without require any
changes.

Signed-off-by: Timos Ampelikiotis <t.ampelikiotis@virtualopensystems.com>
Change-Id: I52e57563e08a7d0bdc002f8e928ee61ba0c53dd9

1 files changed, 210 insertions, 0 deletions

diff --git a/tests/avocado/linux_ssh_mips_malta.py b/tests/avocado/linux_ssh_mips_malta.py
new file mode 100644
index 000000000..c0f0be5ad
--- /dev/null
+++ b/tests/avocado/linux_ssh_mips_malta.py
@@ -0,0 +1,210 @@
+# Functional test that boots a VM and run commands via a SSH session
+#
+# Copyright (c) Philippe Mathieu-Daudé <f4bug@amsat.org>
+#
+# 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 re
+import base64
+import logging
+import time
+
+from avocado import skipUnless
+from avocado_qemu import LinuxSSHMixIn
+from avocado_qemu import QemuSystemTest
+from avocado_qemu import wait_for_console_pattern
+from avocado.utils import process
+from avocado.utils import archive
+from avocado.utils import ssh
+
+
+@skipUnless(os.getenv('AVOCADO_TIMEOUT_EXPECTED'), 'Test might timeout')
+@skipUnless(ssh.SSH_CLIENT_BINARY, 'No SSH client available')
+class LinuxSSH(QemuSystemTest, LinuxSSHMixIn):
+
+    timeout = 150 # Not for 'configure --enable-debug --enable-debug-tcg'
+
+    KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '
+    VM_IP = '127.0.0.1'
+
+    BASE_URL = 'https://people.debian.org/~aurel32/qemu/'
+    IMAGE_INFO = {
+        'be': {'base_url': 'mips',
+               'image_name': 'debian_wheezy_mips_standard.qcow2',
+               'image_hash': '8987a63270df67345b2135a6b7a4885a35e392d5',
+               'kernel_hash': {
+                   32: '592e384a4edc16dade52a6cd5c785c637bcbc9ad',
+                   64: 'db6eea7de35d36c77d8c165b6bcb222e16eb91db'}
+              },
+        'le': {'base_url': 'mipsel',
+               'image_name': 'debian_wheezy_mipsel_standard.qcow2',
+               'image_hash': '7866764d9de3ef536ffca24c9fb9f04ffdb45802',
+               'kernel_hash': {
+                   32: 'a66bea5a8adaa2cb3d36a1d4e0ccdb01be8f6c2a',
+                   64: '6a7f77245acf231415a0e8b725d91ed2f3487794'}
+              }
+        }
+    CPU_INFO = {
+        32: {'cpu': 'MIPS 24Kc', 'kernel_release': '3.2.0-4-4kc-malta'},
+        64: {'cpu': 'MIPS 20Kc', 'kernel_release': '3.2.0-4-5kc-malta'}
+        }
+
+    def get_url(self, endianess, path=''):
+        qkey = {'le': 'el', 'be': ''}
+        return '%s/mips%s/%s' % (self.BASE_URL, qkey[endianess], path)
+
+    def get_image_info(self, endianess):
+        dinfo = self.IMAGE_INFO[endianess]
+        image_url = self.get_url(endianess, dinfo['image_name'])
+        image_hash = dinfo['image_hash']
+        return (image_url, image_hash)
+
+    def get_kernel_info(self, endianess, wordsize):
+        minfo = self.CPU_INFO[wordsize]
+        kernel_url = self.get_url(endianess,
+                                  'vmlinux-%s' % minfo['kernel_release'])
+        kernel_hash = self.IMAGE_INFO[endianess]['kernel_hash'][wordsize]
+        return kernel_url, kernel_hash
+
+    def ssh_disconnect_vm(self):
+        self.ssh_session.quit()
+
+    def boot_debian_wheezy_image_and_ssh_login(self, endianess, kernel_path):
+        image_url, image_hash = self.get_image_info(endianess)
+        image_path = self.fetch_asset(image_url, asset_hash=image_hash)
+
+        self.vm.set_console()
+        kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE
+                               + 'console=ttyS0 root=/dev/sda1')
+        self.vm.add_args('-no-reboot',
+                         '-kernel', kernel_path,
+                         '-append', kernel_command_line,
+                         '-drive', 'file=%s,snapshot=on' % image_path,
+                         '-netdev', 'user,id=vnet,hostfwd=:127.0.0.1:0-:22',
+                         '-device', 'pcnet,netdev=vnet')
+        self.vm.launch()
+
+        self.log.info('VM launched, waiting for sshd')
+        console_pattern = 'Starting OpenBSD Secure Shell server: sshd'
+        wait_for_console_pattern(self, console_pattern, 'Oops')
+        self.log.info('sshd ready')
+
+        self.ssh_connect('root', 'root', False)
+
+    def shutdown_via_ssh(self):
+        self.ssh_command('poweroff')
+        self.ssh_disconnect_vm()
+        wait_for_console_pattern(self, 'Power down', 'Oops')
+
+    def ssh_command_output_contains(self, cmd, exp):
+        stdout, _ = self.ssh_command(cmd)
+        for line in stdout:
+            if exp in line:
+                break
+        else:
+            self.fail('"%s" output does not contain "%s"' % (cmd, exp))
+
+    def run_common_commands(self, wordsize):
+        self.ssh_command_output_contains(
+            'cat /proc/cpuinfo',
+            self.CPU_INFO[wordsize]['cpu'])
+        self.ssh_command_output_contains(
+            'uname -m',
+            'mips')
+        self.ssh_command_output_contains(
+            'uname -r',
+            self.CPU_INFO[wordsize]['kernel_release'])
+        self.ssh_command_output_contains(
+            'cat /proc/interrupts',
+            'XT-PIC  timer')
+        self.ssh_command_output_contains(
+            'cat /proc/interrupts',
+            'XT-PIC  i8042')
+        self.ssh_command_output_contains(
+            'cat /proc/interrupts',
+            'XT-PIC  serial')
+        self.ssh_command_output_contains(
+            'cat /proc/interrupts',
+            'XT-PIC  ata_piix')
+        self.ssh_command_output_contains(
+            'cat /proc/interrupts',
+            'XT-PIC  eth0')
+        self.ssh_command_output_contains(
+            'cat /proc/devices',
+            'input')
+        self.ssh_command_output_contains(
+            'cat /proc/devices',
+            'usb')
+        self.ssh_command_output_contains(
+            'cat /proc/devices',
+            'fb')
+        self.ssh_command_output_contains(
+            'cat /proc/ioports',
+            ' : serial')
+        self.ssh_command_output_contains(
+            'cat /proc/ioports',
+            ' : ata_piix')
+        self.ssh_command_output_contains(
+            'cat /proc/ioports',
+            ' : piix4_smbus')
+        self.ssh_command_output_contains(
+            'lspci -d 11ab:4620',
+            'GT-64120')
+        self.ssh_command_output_contains(
+            'cat /sys/bus/i2c/devices/i2c-0/name',
+            'SMBus PIIX4 adapter')
+        self.ssh_command_output_contains(
+            'cat /proc/mtd',
+            'YAMON')
+        # Empty 'Board Config' (64KB)
+        self.ssh_command_output_contains(
+            'md5sum /dev/mtd2ro',
+            '0dfbe8aa4c20b52e1b8bf3cb6cbdf193')
+
+    def check_mips_malta(self, uname_m, endianess):
+        wordsize = 64 if '64' in uname_m else 32
+        kernel_url, kernel_hash = self.get_kernel_info(endianess, wordsize)
+        kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
+        self.boot_debian_wheezy_image_and_ssh_login(endianess, kernel_path)
+
+        stdout, _ = self.ssh_command('uname -a')
+        self.assertIn(True, [uname_m + " GNU/Linux" in line for line in stdout])
+
+        self.run_common_commands(wordsize)
+        self.shutdown_via_ssh()
+        # Wait for VM to shut down gracefully
+        self.vm.wait()
+
+    def test_mips_malta32eb_kernel3_2_0(self):
+        """
+        :avocado: tags=arch:mips
+        :avocado: tags=endian:big
+        :avocado: tags=device:pcnet32
+        """
+        self.check_mips_malta('mips', 'be')
+
+    def test_mips_malta32el_kernel3_2_0(self):
+        """
+        :avocado: tags=arch:mipsel
+        :avocado: tags=endian:little
+        :avocado: tags=device:pcnet32
+        """
+        self.check_mips_malta('mips', 'le')
+
+    def test_mips_malta64eb_kernel3_2_0(self):
+        """
+        :avocado: tags=arch:mips64
+        :avocado: tags=endian:big
+        :avocado: tags=device:pcnet32
+        """
+        self.check_mips_malta('mips64', 'be')
+
+    def test_mips_malta64el_kernel3_2_0(self):
+        """
+        :avocado: tags=arch:mips64el
+        :avocado: tags=endian:little
+        :avocado: tags=device:pcnet32
+        """
+        self.check_mips_malta('mips64', 'le')