Merge remote-tracking branch 'remotes/ehabkost/tags/python-next-pull-request' into staging

Python queue, 2019-05-02

* configure: automatically pick python3 is available
  (Daniel P. Berrangé)

* tests/acceptance (Cleber Rosa, Philippe Mathieu-Daudé):
  * Multi-architecture test support
  * Multiple arch-specific boot_linux_console test cases
  * Increase verbosity of avocado by default
  * docstring improvements

# gpg: Signature made Fri 03 May 2019 01:40:06 BST
# gpg:                using RSA key 2807936F984DC5A6
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>" [full]
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF  D1AA 2807 936F 984D C5A6

* remotes/ehabkost/tags/python-next-pull-request:
  configure: automatically pick python3 is available
  tests/boot_linux_console: add a test for alpha + clipper
  tests/boot_linux_console: add a test for s390x + s390-ccw-virtio
  tests/boot_linux_console: add a test for arm + virt
  tests/boot_linux_console: add a test for aarch64 + virt
  tests/boot_linux_console: add a test for mips64el + malta
  tests/boot_linux_console: add a test for mips + malta
  scripts/qemu.py: support adding a console with the default serial device
  tests/boot_linux_console: refactor the console watcher into utility method
  tests/boot_linux_console: increase timeout
  tests/boot_linux_console: add common kernel command line options
  tests/boot_linux_console: update the x86_64 kernel
  tests/boot_linux_console: rename the x86_64 after the arch and machine
  tests/acceptance: look for target architecture in test tags first
  tests/acceptance: use "arch:" tag to filter target specific tests
  tests/acceptance: introduce arch parameter and attribute
  tests/acceptance: fix doc reference to avocado_qemu directory
  tests/acceptance: improve docstring on pick_default_qemu_bin()
  tests/acceptance: show avocado test execution by default

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

# Conflicts:
#	configure

5 files changed, 218 insertions, 25 deletions

diff --git a/tests/Makefile.include b/tests/Makefile.include
index e2432d5e77..7c8b9c84b2 100644
--- a/tests/Makefile.include
+++ b/tests/Makefile.include
@@ -1133,7 +1133,8 @@ TESTS_RESULTS_DIR=$(BUILD_DIR)/tests/results
 # Controls the output generated by Avocado when running tests.
 # Any number of command separated loggers are accepted.  For more
 # information please refer to "avocado --help".
-AVOCADO_SHOW=none
+AVOCADO_SHOW=app
+AVOCADO_TAGS=$(patsubst %-softmmu,-t arch:%, $(filter %-softmmu,$(TARGET_DIRS)))
 
 ifneq ($(findstring v2,"v$(PYTHON_VERSION)"),v2)
 $(TESTS_VENV_DIR): $(TESTS_VENV_REQ)
@@ -1159,6 +1160,8 @@ check-acceptance: check-venv $(TESTS_RESULTS_DIR)
 	$(call quiet-command, \
             $(TESTS_VENV_DIR)/bin/python -m avocado \
             --show=$(AVOCADO_SHOW) run --job-results-dir=$(TESTS_RESULTS_DIR) \
+            --filter-by-tags-include-empty --filter-by-tags-include-empty-key \
+            $(AVOCADO_TAGS) \
             --failfast=on $(SRC_PATH)/tests/acceptance, \
             "AVOCADO", "tests/acceptance")
 
diff --git a/tests/acceptance/avocado_qemu/__init__.py b/tests/acceptance/avocado_qemu/__init__.py
index a66ec72daa..2b236a1cf0 100644
--- a/tests/acceptance/avocado_qemu/__init__.py
+++ b/tests/acceptance/avocado_qemu/__init__.py
@@ -23,12 +23,22 @@ def is_readable_executable_file(path):
     return os.path.isfile(path) and os.access(path, os.R_OK | os.X_OK)
 
 
-def pick_default_qemu_bin():
+def pick_default_qemu_bin(arch=None):
     """
     Picks the path of a QEMU binary, starting either in the current working
     directory or in the source tree root directory.
+
+    :param arch: the arch to use when looking for a QEMU binary (the target
+                 will match the arch given).  If None (the default), arch
+                 will be the current host system arch (as given by
+                 :func:`os.uname`).
+    :type arch: str
+    :returns: the path to the default QEMU binary or None if one could not
+              be found
+    :rtype: str or None
     """
-    arch = os.uname()[4]
+    if arch is None:
+        arch = os.uname()[4]
     qemu_bin_relative_path = os.path.join("%s-softmmu" % arch,
                                           "qemu-system-%s" % arch)
     if is_readable_executable_file(qemu_bin_relative_path):
@@ -43,8 +53,15 @@ def pick_default_qemu_bin():
 class Test(avocado.Test):
     def setUp(self):
         self._vms = {}
+        arches = self.tags.get('arch', [])
+        if len(arches) == 1:
+            arch = arches.pop()
+        else:
+            arch = None
+        self.arch = self.params.get('arch', default=arch)
+        default_qemu_bin = pick_default_qemu_bin(arch=self.arch)
         self.qemu_bin = self.params.get('qemu_bin',
-                                        default=pick_default_qemu_bin())
+                                        default=default_qemu_bin)
         if self.qemu_bin is None:
             self.cancel("No QEMU binary defined or found in the source tree")
 
diff --git a/tests/acceptance/boot_linux_console.py b/tests/acceptance/boot_linux_console.py
index beeb1e59e8..d5c500ea30 100644
--- a/tests/acceptance/boot_linux_console.py
+++ b/tests/acceptance/boot_linux_console.py
@@ -8,39 +8,212 @@
 # 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 logging
 
 from avocado_qemu import Test
+from avocado.utils import process
+from avocado.utils import archive
 
 
 class BootLinuxConsole(Test):
     """
-    Boots a x86_64 Linux kernel and checks that the console is operational
-    and the kernel command line is properly passed from QEMU to the kernel
-
-    :avocado: tags=x86_64
+    Boots a Linux kernel and checks that the console is operational and the
+    kernel command line is properly passed from QEMU to the kernel
     """
 
-    timeout = 60
+    timeout = 90
 
-    def test(self):
-        kernel_url = ('https://mirrors.kernel.org/fedora/releases/28/'
-                      'Everything/x86_64/os/images/pxeboot/vmlinuz')
-        kernel_hash = '238e083e114c48200f80d889f7e32eeb2793e02a'
-        kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
+    KERNEL_COMMON_COMMAND_LINE = 'printk.time=0 '
 
-        self.vm.set_machine('pc')
-        self.vm.set_console()
-        kernel_command_line = 'console=ttyS0'
-        self.vm.add_args('-kernel', kernel_path,
-                         '-append', kernel_command_line)
-        self.vm.launch()
+    def wait_for_console_pattern(self, success_message,
+                                 failure_message='Kernel panic - not syncing'):
+        """
+        Waits for messages to appear on the console, while logging the content
+
+        :param success_message: if this message appears, test succeeds
+        :param failure_message: if this message appears, test fails
+        """
         console = self.vm.console_socket.makefile()
         console_logger = logging.getLogger('console')
         while True:
             msg = console.readline()
             console_logger.debug(msg.strip())
-            if 'Kernel command line: %s' % kernel_command_line in msg:
+            if success_message in msg:
                 break
-            if 'Kernel panic - not syncing' in msg:
-                self.fail("Kernel panic reached")
+            if failure_message in msg:
+                fail = 'Failure message found in console: %s' % failure_message
+                self.fail(fail)
+
+    def extract_from_deb(self, deb, path):
+        """
+        Extracts a file from a deb package into the test workdir
+
+        :param deb: path to the deb archive
+        :param file: path within the deb archive of the file to be extracted
+        :returns: path of the extracted file
+        """
+        cwd = os.getcwd()
+        os.chdir(self.workdir)
+        process.run("ar x %s data.tar.gz" % deb)
+        archive.extract("data.tar.gz", self.workdir)
+        os.chdir(cwd)
+        return self.workdir + path
+
+    def test_x86_64_pc(self):
+        """
+        :avocado: tags=arch:x86_64
+        :avocado: tags=machine:pc
+        """
+        kernel_url = ('https://download.fedoraproject.org/pub/fedora/linux/'
+                      'releases/29/Everything/x86_64/os/images/pxeboot/vmlinuz')
+        kernel_hash = '23bebd2680757891cf7adedb033532163a792495'
+        kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
+
+        self.vm.set_machine('pc')
+        self.vm.set_console()
+        kernel_command_line = self.KERNEL_COMMON_COMMAND_LINE + 'console=ttyS0'
+        self.vm.add_args('-kernel', kernel_path,
+                         '-append', kernel_command_line)
+        self.vm.launch()
+        console_pattern = 'Kernel command line: %s' % kernel_command_line
+        self.wait_for_console_pattern(console_pattern)
+
+    def test_mips_malta(self):
+        """
+        :avocado: tags=arch:mips
+        :avocado: tags=machine:malta
+        :avocado: tags=endian:big
+        """
+        deb_url = ('http://snapshot.debian.org/archive/debian/'
+                   '20130217T032700Z/pool/main/l/linux-2.6/'
+                   'linux-image-2.6.32-5-4kc-malta_2.6.32-48_mips.deb')
+        deb_hash = 'a8cfc28ad8f45f54811fc6cf74fc43ffcfe0ba04'
+        deb_path = self.fetch_asset(deb_url, asset_hash=deb_hash)
+        kernel_path = self.extract_from_deb(deb_path,
+                                            '/boot/vmlinux-2.6.32-5-4kc-malta')
+
+        self.vm.set_machine('malta')
+        self.vm.set_console()
+        kernel_command_line = self.KERNEL_COMMON_COMMAND_LINE + 'console=ttyS0'
+        self.vm.add_args('-kernel', kernel_path,
+                         '-append', kernel_command_line)
+        self.vm.launch()
+        console_pattern = 'Kernel command line: %s' % kernel_command_line
+        self.wait_for_console_pattern(console_pattern)
+
+    def test_mips64el_malta(self):
+        """
+        This test requires the ar tool to extract "data.tar.gz" from
+        the Debian package.
+
+        The kernel can be rebuilt using this Debian kernel source [1] and
+        following the instructions on [2].
+
+        [1] http://snapshot.debian.org/package/linux-2.6/2.6.32-48/
+            #linux-source-2.6.32_2.6.32-48
+        [2] https://kernel-team.pages.debian.net/kernel-handbook/
+            ch-common-tasks.html#s-common-official
+
+        :avocado: tags=arch:mips64el
+        :avocado: tags=machine:malta
+        """
+        deb_url = ('http://snapshot.debian.org/archive/debian/'
+                   '20130217T032700Z/pool/main/l/linux-2.6/'
+                   'linux-image-2.6.32-5-5kc-malta_2.6.32-48_mipsel.deb')
+        deb_hash = '1aaec92083bf22fda31e0d27fa8d9a388e5fc3d5'
+        deb_path = self.fetch_asset(deb_url, asset_hash=deb_hash)
+        kernel_path = self.extract_from_deb(deb_path,
+                                            '/boot/vmlinux-2.6.32-5-5kc-malta')
+
+        self.vm.set_machine('malta')
+        self.vm.set_console()
+        kernel_command_line = self.KERNEL_COMMON_COMMAND_LINE + 'console=ttyS0'
+        self.vm.add_args('-kernel', kernel_path,
+                         '-append', kernel_command_line)
+        self.vm.launch()
+        console_pattern = 'Kernel command line: %s' % kernel_command_line
+        self.wait_for_console_pattern(console_pattern)
+
+    def test_aarch64_virt(self):
+        """
+        :avocado: tags=arch:aarch64
+        :avocado: tags=machine:virt
+        """
+        kernel_url = ('https://download.fedoraproject.org/pub/fedora/linux/'
+                      'releases/29/Everything/aarch64/os/images/pxeboot/vmlinuz')
+        kernel_hash = '8c73e469fc6ea06a58dc83a628fc695b693b8493'
+        kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
+
+        self.vm.set_machine('virt')
+        self.vm.set_console()
+        kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
+                               'console=ttyAMA0')
+        self.vm.add_args('-cpu', 'cortex-a53',
+                         '-kernel', kernel_path,
+                         '-append', kernel_command_line)
+        self.vm.launch()
+        console_pattern = 'Kernel command line: %s' % kernel_command_line
+        self.wait_for_console_pattern(console_pattern)
+
+    def test_arm_virt(self):
+        """
+        :avocado: tags=arch:arm
+        :avocado: tags=machine:virt
+        """
+        kernel_url = ('https://download.fedoraproject.org/pub/fedora/linux/'
+                      'releases/29/Everything/armhfp/os/images/pxeboot/vmlinuz')
+        kernel_hash = 'e9826d741b4fb04cadba8d4824d1ed3b7fb8b4d4'
+        kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
+
+        self.vm.set_machine('virt')
+        self.vm.set_console()
+        kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE +
+                               'console=ttyAMA0')
+        self.vm.add_args('-kernel', kernel_path,
+                         '-append', kernel_command_line)
+        self.vm.launch()
+        console_pattern = 'Kernel command line: %s' % kernel_command_line
+        self.wait_for_console_pattern(console_pattern)
+
+    def test_s390x_s390_ccw_virtio(self):
+        """
+        :avocado: tags=arch:s390x
+        :avocado: tags=machine:s390_ccw_virtio
+        """
+        kernel_url = ('https://download.fedoraproject.org/pub/fedora-secondary/'
+                      'releases/29/Everything/s390x/os/images/kernel.img')
+        kernel_hash = 'e8e8439103ef8053418ef062644ffd46a7919313'
+        kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
+
+        self.vm.set_machine('s390-ccw-virtio')
+        self.vm.set_console()
+        kernel_command_line = self.KERNEL_COMMON_COMMAND_LINE + 'console=sclp0'
+        self.vm.add_args('-nodefaults',
+                         '-kernel', kernel_path,
+                         '-append', kernel_command_line)
+        self.vm.launch()
+        console_pattern = 'Kernel command line: %s' % kernel_command_line
+        self.wait_for_console_pattern(console_pattern)
+
+    def test_alpha_clipper(self):
+        """
+        :avocado: tags=arch:alpha
+        :avocado: tags=machine:clipper
+        """
+        kernel_url = ('http://archive.debian.org/debian/dists/lenny/main/'
+                      'installer-alpha/current/images/cdrom/vmlinuz')
+        kernel_hash = '3a943149335529e2ed3e74d0d787b85fb5671ba3'
+        kernel_path = self.fetch_asset(kernel_url, asset_hash=kernel_hash)
+
+        uncompressed_kernel = archive.uncompress(kernel_path, self.workdir)
+
+        self.vm.set_machine('clipper')
+        self.vm.set_console()
+        kernel_command_line = self.KERNEL_COMMON_COMMAND_LINE + 'console=ttyS0'
+        self.vm.add_args('-vga', 'std',
+                         '-kernel', uncompressed_kernel,
+                         '-append', kernel_command_line)
+        self.vm.launch()
+        console_pattern = 'Kernel command line: %s' % kernel_command_line
+        self.wait_for_console_pattern(console_pattern)
diff --git a/tests/acceptance/linux_initrd.py b/tests/acceptance/linux_initrd.py
index fbdb48e43f..23be5a63aa 100644
--- a/tests/acceptance/linux_initrd.py
+++ b/tests/acceptance/linux_initrd.py
@@ -19,7 +19,7 @@ class LinuxInitrd(Test):
     """
     Checks QEMU evaluates correctly the initrd file passed as -initrd option.
 
-    :avocado: tags=x86_64
+    :avocado: tags=arch:x86_64
     """
 
     timeout = 300
diff --git a/tests/acceptance/virtio_version.py b/tests/acceptance/virtio_version.py
index 37fc01ea18..8b97453ff8 100644
--- a/tests/acceptance/virtio_version.py
+++ b/tests/acceptance/virtio_version.py
@@ -61,7 +61,7 @@ class VirtioVersionCheck(Test):
     same device tree created by `disable-modern` and
     `disable-legacy`.
 
-    :avocado: tags=x86_64
+    :avocado: tags=arch:x86_64
     """
 
     # just in case there are failures, show larger diff: