xref: /openbmc/openbmc-build-scripts/scripts/unit-test.py (revision e91b774779e96c305902a1d939728dce47e04695)
1#!/usr/bin/env python
2
3"""
4This script determines the given package's openbmc dependencies from its
5configure.ac file where it downloads, configures, builds, and installs each of
6these dependencies. Then the given package is configured, built, and installed
7prior to executing its unit tests.
8"""
9
10from git import Repo
11from urlparse import urljoin
12from subprocess import check_call, call, CalledProcessError
13import os
14import sys
15import argparse
16import multiprocessing
17import re
18import platform
19
20
21class DepTree():
22    """
23    Represents package dependency tree, where each node is a DepTree with a
24    name and DepTree children.
25    """
26
27    def __init__(self, name):
28        """
29        Create new DepTree.
30
31        Parameter descriptions:
32        name               Name of new tree node.
33        """
34        self.name = name
35        self.children = list()
36
37    def AddChild(self, name):
38        """
39        Add new child node to current node.
40
41        Parameter descriptions:
42        name               Name of new child
43        """
44        new_child = DepTree(name)
45        self.children.append(new_child)
46        return new_child
47
48    def AddChildNode(self, node):
49        """
50        Add existing child node to current node.
51
52        Parameter descriptions:
53        node               Tree node to add
54        """
55        self.children.append(node)
56
57    def RemoveChild(self, name):
58        """
59        Remove child node.
60
61        Parameter descriptions:
62        name               Name of child to remove
63        """
64        for child in self.children:
65            if child.name == name:
66                self.children.remove(child)
67                return
68
69    def GetNode(self, name):
70        """
71        Return node with matching name. Return None if not found.
72
73        Parameter descriptions:
74        name               Name of node to return
75        """
76        if self.name == name:
77            return self
78        for child in self.children:
79            node = child.GetNode(name)
80            if node:
81                return node
82        return None
83
84    def GetParentNode(self, name, parent_node=None):
85        """
86        Return parent of node with matching name. Return none if not found.
87
88        Parameter descriptions:
89        name               Name of node to get parent of
90        parent_node        Parent of current node
91        """
92        if self.name == name:
93            return parent_node
94        for child in self.children:
95            found_node = child.GetParentNode(name, self)
96            if found_node:
97                return found_node
98        return None
99
100    def GetPath(self, name, path=None):
101        """
102        Return list of node names from head to matching name.
103        Return None if not found.
104
105        Parameter descriptions:
106        name               Name of node
107        path               List of node names from head to current node
108        """
109        if not path:
110            path = []
111        if self.name == name:
112            path.append(self.name)
113            return path
114        for child in self.children:
115            match = child.GetPath(name, path + [self.name])
116            if match:
117                return match
118        return None
119
120    def GetPathRegex(self, name, regex_str, path=None):
121        """
122        Return list of node paths that end in name, or match regex_str.
123        Return empty list if not found.
124
125        Parameter descriptions:
126        name               Name of node to search for
127        regex_str          Regex string to match node names
128        path               Path of node names from head to current node
129        """
130        new_paths = []
131        if not path:
132            path = []
133        match = re.match(regex_str, self.name)
134        if (self.name == name) or (match):
135            new_paths.append(path + [self.name])
136        for child in self.children:
137            return_paths = None
138            full_path = path + [self.name]
139            return_paths = child.GetPathRegex(name, regex_str, full_path)
140            for i in return_paths:
141                new_paths.append(i)
142        return new_paths
143
144    def MoveNode(self, from_name, to_name):
145        """
146        Mode existing from_name node to become child of to_name node.
147
148        Parameter descriptions:
149        from_name          Name of node to make a child of to_name
150        to_name            Name of node to make parent of from_name
151        """
152        parent_from_node = self.GetParentNode(from_name)
153        from_node = self.GetNode(from_name)
154        parent_from_node.RemoveChild(from_name)
155        to_node = self.GetNode(to_name)
156        to_node.AddChildNode(from_node)
157
158    def ReorderDeps(self, name, regex_str):
159        """
160        Reorder dependency tree.  If tree contains nodes with names that
161        match 'name' and 'regex_str', move 'regex_str' nodes that are
162        to the right of 'name' node, so that they become children of the
163        'name' node.
164
165        Parameter descriptions:
166        name               Name of node to look for
167        regex_str          Regex string to match names to
168        """
169        name_path = self.GetPath(name)
170        if not name_path:
171            return
172        paths = self.GetPathRegex(name, regex_str)
173        is_name_in_paths = False
174        name_index = 0
175        for i in range(len(paths)):
176            path = paths[i]
177            if path[-1] == name:
178                is_name_in_paths = True
179                name_index = i
180                break
181        if not is_name_in_paths:
182            return
183        for i in range(name_index + 1, len(paths)):
184            path = paths[i]
185            if name in path:
186                continue
187            from_name = path[-1]
188            self.MoveNode(from_name, name)
189
190    def GetInstallList(self):
191        """
192        Return post-order list of node names.
193
194        Parameter descriptions:
195        """
196        install_list = []
197        for child in self.children:
198            child_install_list = child.GetInstallList()
199            install_list.extend(child_install_list)
200        install_list.append(self.name)
201        return install_list
202
203    def PrintTree(self, level=0):
204        """
205        Print pre-order node names with indentation denoting node depth level.
206
207        Parameter descriptions:
208        level              Current depth level
209        """
210        INDENT_PER_LEVEL = 4
211        print ' ' * (level * INDENT_PER_LEVEL) + self.name
212        for child in self.children:
213            child.PrintTree(level + 1)
214
215
216def check_call_cmd(dir, *cmd):
217    """
218    Verbose prints the directory location the given command is called from and
219    the command, then executes the command using check_call.
220
221    Parameter descriptions:
222    dir                 Directory location command is to be called from
223    cmd                 List of parameters constructing the complete command
224    """
225    printline(dir, ">", " ".join(cmd))
226    check_call(cmd)
227
228
229def clone_pkg(pkg):
230    """
231    Clone the given openbmc package's git repository from gerrit into
232    the WORKSPACE location
233
234    Parameter descriptions:
235    pkg                 Name of the package to clone
236    """
237    pkg_dir = os.path.join(WORKSPACE, pkg)
238    if os.path.exists(os.path.join(pkg_dir, '.git')):
239        return pkg_dir
240    pkg_repo = urljoin('https://gerrit.openbmc-project.xyz/openbmc/', pkg)
241    os.mkdir(pkg_dir)
242    printline(pkg_dir, "> git clone", pkg_repo, "./")
243    return Repo.clone_from(pkg_repo, pkg_dir).working_dir
244
245
246def get_deps(configure_ac):
247    """
248    Parse the given 'configure.ac' file for package dependencies and return
249    a list of the dependencies found.
250
251    Parameter descriptions:
252    configure_ac        Opened 'configure.ac' file object
253    """
254    line = ""
255    dep_pkgs = set()
256    for cfg_line in configure_ac:
257        # Remove whitespace & newline
258        cfg_line = cfg_line.rstrip()
259        # Check for line breaks
260        if cfg_line.endswith('\\'):
261            line += str(cfg_line[:-1])
262            continue
263        line = line+cfg_line
264
265        # Find any defined dependency
266        line_has = lambda x: x if x in line else None
267        macros = set(filter(line_has, DEPENDENCIES.iterkeys()))
268        if len(macros) == 1:
269            macro = ''.join(macros)
270            deps = filter(line_has, DEPENDENCIES[macro].iterkeys())
271            dep_pkgs.update(map(lambda x: DEPENDENCIES[macro][x], deps))
272
273        line = ""
274    deps = list(dep_pkgs)
275
276    return deps
277
278
279make_parallel = [
280    'make',
281    # Run enough jobs to saturate all the cpus
282    '-j', str(multiprocessing.cpu_count()),
283    # Don't start more jobs if the load avg is too high
284    '-l', str(multiprocessing.cpu_count()),
285    # Synchronize the output so logs aren't intermixed in stdout / stderr
286    '-O',
287]
288
289def build_and_install(pkg):
290    """
291    Builds and installs the package in the environment. Optionally
292    builds the examples and test cases for package.
293
294    Parameter description:
295    pkg                 The package we are building
296    """
297    pkgdir = os.path.join(WORKSPACE, pkg)
298    # Build & install this package
299    conf_flags = [
300        '--disable-silent-rules',
301        '--enable-tests',
302        '--enable-code-coverage',
303        '--enable-valgrind'
304    ]
305    os.chdir(pkgdir)
306    # Add any necessary configure flags for package
307    if CONFIGURE_FLAGS.get(pkg) is not None:
308        conf_flags.extend(CONFIGURE_FLAGS.get(pkg))
309    for bootstrap in ['bootstrap.sh', 'bootstrap', 'autogen.sh']:
310        if os.path.exists(bootstrap):
311            check_call_cmd(pkgdir, './' + bootstrap)
312            break
313    check_call_cmd(pkgdir, './configure', *conf_flags)
314    check_call_cmd(pkgdir, *make_parallel)
315    check_call_cmd(pkgdir, 'sudo', '-n', '--', *(make_parallel + [ 'install' ]))
316
317def install_deps(dep_list):
318    """
319    Install each package in the ordered dep_list.
320
321    Parameter descriptions:
322    dep_list            Ordered list of dependencies
323    """
324    for pkg in dep_list:
325        build_and_install(pkg)
326
327def build_dep_tree(pkg, pkgdir, dep_added, head, dep_tree=None):
328    """
329    For each package(pkg), starting with the package to be unit tested,
330    parse its 'configure.ac' file from within the package's directory(pkgdir)
331    for each package dependency defined recursively doing the same thing
332    on each package found as a dependency.
333
334    Parameter descriptions:
335    pkg                 Name of the package
336    pkgdir              Directory where package source is located
337    dep_added           Current list of dependencies and added status
338    head                Head node of the dependency tree
339    dep_tree            Current dependency tree node
340    """
341    if not dep_tree:
342        dep_tree = head
343    os.chdir(pkgdir)
344    # Open package's configure.ac
345    with open("/tmp/depcache", "r") as depcache:
346        cached = depcache.readline()
347    with open("configure.ac", "rt") as configure_ac:
348        # Retrieve dependency list from package's configure.ac
349        configure_ac_deps = get_deps(configure_ac)
350        for dep_pkg in configure_ac_deps:
351            if dep_pkg in cached:
352                continue
353            # Dependency package not already known
354            if dep_added.get(dep_pkg) is None:
355                # Dependency package not added
356                new_child = dep_tree.AddChild(dep_pkg)
357                dep_added[dep_pkg] = False
358                dep_pkgdir = clone_pkg(dep_pkg)
359                # Determine this dependency package's
360                # dependencies and add them before
361                # returning to add this package
362                dep_added = build_dep_tree(dep_pkg,
363                                           dep_pkgdir,
364                                           dep_added,
365                                           head,
366                                           new_child)
367            else:
368                # Dependency package known and added
369                if dep_added[dep_pkg]:
370                    continue
371                else:
372                    # Cyclic dependency failure
373                    raise Exception("Cyclic dependencies found in "+pkg)
374
375    if not dep_added[pkg]:
376        dep_added[pkg] = True
377
378    return dep_added
379
380def make_target_exists(target):
381    """
382    Runs a check against the makefile in the current directory to determine
383    if the target exists so that it can be built.
384
385    Parameter descriptions:
386    target              The make target we are checking
387    """
388    try:
389        cmd = [ 'make', '-n', target ]
390        with open(os.devnull, 'w') as devnull:
391            check_call(cmd, stdout=devnull, stderr=devnull)
392        return True
393    except CalledProcessError:
394        return False
395
396def run_unit_tests(top_dir):
397    """
398    Runs the unit tests for the package via `make check`
399
400    Parameter descriptions:
401    top_dir             The root directory of our project
402    """
403    try:
404        cmd = make_parallel + [ 'check' ]
405        for i in range(0, args.repeat):
406            check_call_cmd(top_dir,  *cmd)
407    except CalledProcessError:
408        for root, _, files in os.walk(top_dir):
409            if 'test-suite.log' not in files:
410                continue
411            check_call_cmd(root, 'cat', os.path.join(root, 'test-suite.log'))
412        raise Exception('Unit tests failed')
413
414def run_cppcheck(top_dir):
415    try:
416        # http://cppcheck.sourceforge.net/manual.pdf
417        ignore_list = ['-i%s' % path for path in os.listdir(top_dir) \
418                       if path.endswith('-src') or path.endswith('-build')]
419        ignore_list.extend(('-itest', '-iscripts'))
420        params = ['cppcheck', '-j', str(multiprocessing.cpu_count()),
421                  '--enable=all']
422        params.extend(ignore_list)
423        params.append('.')
424
425        check_call_cmd(top_dir, *params)
426    except CalledProcessError:
427        raise Exception('Cppcheck failed')
428
429def maybe_run_valgrind(top_dir):
430    """
431    Potentially runs the unit tests through valgrind for the package
432    via `make check-valgrind`. If the package does not have valgrind testing
433    then it just skips over this.
434
435    Parameter descriptions:
436    top_dir             The root directory of our project
437    """
438    # Valgrind testing is currently broken by an aggressive strcmp optimization
439    # that is inlined into optimized code for POWER by gcc 7+. Until we find
440    # a workaround, just don't run valgrind tests on POWER.
441    # https://github.com/openbmc/openbmc/issues/3315
442    if re.match('ppc64', platform.machine()) is not None:
443        return
444    if not make_target_exists('check-valgrind'):
445        return
446
447    try:
448        cmd = make_parallel + [ 'check-valgrind' ]
449        check_call_cmd(top_dir,  *cmd)
450    except CalledProcessError:
451        for root, _, files in os.walk(top_dir):
452            for f in files:
453                if re.search('test-suite-[a-z]+.log', f) is None:
454                    continue
455                check_call_cmd(root, 'cat', os.path.join(root, f))
456        raise Exception('Valgrind tests failed')
457
458def maybe_run_coverage(top_dir):
459    """
460    Potentially runs the unit tests through code coverage for the package
461    via `make check-code-coverage`. If the package does not have code coverage
462    testing then it just skips over this.
463
464    Parameter descriptions:
465    top_dir             The root directory of our project
466    """
467    if not make_target_exists('check-code-coverage'):
468        return
469
470    # Actually run code coverage
471    try:
472        cmd = make_parallel + [ 'check-code-coverage' ]
473        check_call_cmd(top_dir,  *cmd)
474    except CalledProcessError:
475        raise Exception('Code coverage failed')
476
477if __name__ == '__main__':
478    # CONFIGURE_FLAGS = [GIT REPO]:[CONFIGURE FLAGS]
479    CONFIGURE_FLAGS = {
480        'phosphor-objmgr': ['--enable-unpatched-systemd'],
481        'sdbusplus': ['--enable-transaction'],
482        'phosphor-logging':
483        ['--enable-metadata-processing',
484         'YAML_DIR=/usr/local/share/phosphor-dbus-yaml/yaml']
485    }
486
487    # DEPENDENCIES = [MACRO]:[library/header]:[GIT REPO]
488    DEPENDENCIES = {
489        'AC_CHECK_LIB': {'mapper': 'phosphor-objmgr'},
490        'AC_CHECK_HEADER': {
491            'host-ipmid': 'phosphor-host-ipmid',
492            'blobs-ipmid': 'phosphor-ipmi-blobs',
493            'sdbusplus': 'sdbusplus',
494            'sdeventplus': 'sdeventplus',
495            'gpioplus': 'gpioplus',
496            'phosphor-logging/log.hpp': 'phosphor-logging',
497        },
498        'AC_PATH_PROG': {'sdbus++': 'sdbusplus'},
499        'PKG_CHECK_MODULES': {
500            'phosphor-dbus-interfaces': 'phosphor-dbus-interfaces',
501            'openpower-dbus-interfaces': 'openpower-dbus-interfaces',
502            'ibm-dbus-interfaces': 'ibm-dbus-interfaces',
503            'sdbusplus': 'sdbusplus',
504            'sdeventplus': 'sdeventplus',
505            'gpioplus': 'gpioplus',
506            'phosphor-logging': 'phosphor-logging',
507            'phosphor-snmp': 'phosphor-snmp',
508        },
509    }
510
511    # DEPENDENCIES_REGEX = [GIT REPO]:[REGEX STRING]
512    DEPENDENCIES_REGEX = {
513        'phosphor-logging': r'\S+-dbus-interfaces$'
514    }
515
516    # Set command line arguments
517    parser = argparse.ArgumentParser()
518    parser.add_argument("-w", "--workspace", dest="WORKSPACE", required=True,
519                        help="Workspace directory location(i.e. /home)")
520    parser.add_argument("-p", "--package", dest="PACKAGE", required=True,
521                        help="OpenBMC package to be unit tested")
522    parser.add_argument("-v", "--verbose", action="store_true",
523                        help="Print additional package status messages")
524    parser.add_argument("-r", "--repeat", help="Repeat tests N times",
525                        type=int, default=1)
526    args = parser.parse_args(sys.argv[1:])
527    WORKSPACE = args.WORKSPACE
528    UNIT_TEST_PKG = args.PACKAGE
529    if args.verbose:
530        def printline(*line):
531            for arg in line:
532                print arg,
533            print
534    else:
535        printline = lambda *l: None
536
537    # First validate code formatting if repo has style formatting files.
538    # The format-code.sh checks for these files.
539    CODE_SCAN_DIR = WORKSPACE + "/" + UNIT_TEST_PKG
540    check_call_cmd(WORKSPACE, "./format-code.sh", CODE_SCAN_DIR)
541
542    # Automake
543    if os.path.isfile(CODE_SCAN_DIR + "/configure.ac"):
544        prev_umask = os.umask(000)
545        # Determine dependencies and add them
546        dep_added = dict()
547        dep_added[UNIT_TEST_PKG] = False
548        # Create dependency tree
549        dep_tree = DepTree(UNIT_TEST_PKG)
550        build_dep_tree(UNIT_TEST_PKG,
551                       os.path.join(WORKSPACE, UNIT_TEST_PKG),
552                       dep_added,
553                       dep_tree)
554
555        # Reorder Dependency Tree
556        for pkg_name, regex_str in DEPENDENCIES_REGEX.iteritems():
557            dep_tree.ReorderDeps(pkg_name, regex_str)
558        if args.verbose:
559            dep_tree.PrintTree()
560        install_list = dep_tree.GetInstallList()
561        # install reordered dependencies
562        install_deps(install_list)
563        top_dir = os.path.join(WORKSPACE, UNIT_TEST_PKG)
564        os.chdir(top_dir)
565        # Refresh dynamic linker run time bindings for dependencies
566        check_call_cmd(top_dir, 'sudo', '-n', '--', 'ldconfig')
567        # Run package unit tests
568        run_unit_tests(top_dir)
569        maybe_run_valgrind(top_dir)
570        maybe_run_coverage(top_dir)
571        run_cppcheck(top_dir)
572
573        os.umask(prev_umask)
574
575    # Cmake
576    elif os.path.isfile(CODE_SCAN_DIR + "/CMakeLists.txt"):
577        top_dir = os.path.join(WORKSPACE, UNIT_TEST_PKG)
578        os.chdir(top_dir)
579        check_call_cmd(top_dir, 'cmake', '.')
580        check_call_cmd(top_dir, 'cmake', '--build', '.', '--', '-j',
581                       str(multiprocessing.cpu_count()))
582        if make_target_exists('test'):
583            check_call_cmd(top_dir, 'ctest', '.')
584        maybe_run_valgrind(top_dir)
585        maybe_run_coverage(top_dir)
586        run_cppcheck(top_dir)
587
588    else:
589        print "Not a supported repo for CI Tests, exit"
590        quit()
591