projects.py: Dissolve class Build into class Projects

This commit is the next code cleanup step. Needs more testing and more fixing.

Signed-off-by: Jan Lindemann <jan@janware.com>
This commit is contained in:
Jan Lindemann 2019-06-12 11:26:15 +00:00
commit a629faab93

View file

@ -1,4 +1,8 @@
#!/usr/bin/python3 -u #!/usr/bin/python3 -u
# -*- coding: utf-8 -*-
#
# This source code file is a merge of various build tools and a horrible mess.
#
from __future__ import print_function from __future__ import print_function
import os import os
@ -58,211 +62,6 @@ class ResultCache(object):
#d = d[k] #d = d[k]
raise Exception("cache algorithm failed for function", func.__name__, "in depth", depth) raise Exception("cache algorithm failed for function", func.__name__, "in depth", depth)
# ----------------------------------------------------------------- class Build
class Build(object):
def __init__(self, projects):
self.projects = projects
pass
def find_proj_path(self, name):
name = name.replace("dspider-", "")
search_path = [".", "dspc/src", "dspc/src/dspcd-plugins", "dspc/src/io" ]
for sub in search_path:
path = self.projects.projs_root + "/" + sub + "/" + name
if os.path.exists(path):
return os.path.abspath(path)
raise Exception("module " + name + " not found below " + self.projects.projs_root)
def find_proj_path_cached(self, name):
return self.projects.res_cache.run(self.find_proj_path, [ name ])
def read_deps(self, cur, prereq_type):
# dep cache doesn't make a difference at all
if prereq_type in self.projects.dep_cache:
if cur in self.projects.dep_cache[prereq_type]:
return self.projects.dep_cache[prereq_type][cur]
else:
self.projects.dep_cache[prereq_type] = {}
if True:
r = self.projects.get_modules_from_project_txt([ cur ], ['pkg.requires.jw'],
prereq_type, scope = 2, add_self=False, names_only=True)
self.projects.debug('prerequisites = ' + ' '.join(r))
else: # legacy from build.py
projects_py = sys.executable + " " + self.projects.my_dir + "/projects.py --prefix " + self.projects.projs_root + " " + os.getenv('PROJECTS_PY_EXTRA_ARGS', "")
cmd = projects_py + " prereq " + prereq_type + " " + cur
self.projects.debug('running', cmd)
p = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE)
p.wait()
if p.returncode:
raise Exception("failed to get " + prereq_type + " prerequisites for " + cur + ": " + cmd)
r = set()
pattern = re.compile(r'.*') # might be useful at a later point, currently pointless
for line in iter(p.stdout.readline, b''):
line = line.decode(sys.stdout.encoding)
self.projects.debug(cmd + ' returned: ', line)
if not pattern.match(line):
continue
for d in line.split():
r.add(d)
if cur in r:
r.remove(cur)
self.projects.debug('inserting', prereq_type, "prerequisites of", cur, ":", ' '.join(r))
self.projects.dep_cache[prereq_type][cur] = r
return r
def read_deps_cached(self, cur, prereq_type):
return self.projects.res_cache.run(self.read_deps, [ cur, prereq_type ])
def add_dep_tree(self, cur, prereq_types, tree, all_deps):
self.projects.debug("adding prerequisites " + ' '.join(prereq_types) + " of module " + cur)
if cur in all_deps:
self.projects.debug('already handled module ' + cur)
return 0
deps = set()
all_deps.add(cur)
for t in prereq_types:
self.projects.debug("checking prereqisites of type " + t)
deps.update(self.read_deps_cached(cur, t))
for d in deps:
self.add_dep_tree(d, prereq_types, tree, all_deps)
tree[cur] = deps
return len(deps)
def calculate_order(self, order, modules, prereq_types):
all_deps = set()
dep_tree = {}
for m in modules:
self.projects.debug("--- adding dependency tree of module " + m)
self.add_dep_tree(m, prereq_types, dep_tree, all_deps)
while len(all_deps):
for d in all_deps:
if not len(dep_tree[d]):
break
else:
print(all_deps)
raise Exception("fatal: the dependencies between these modules are unresolvable")
order.append(d)
all_deps.remove(d)
for k in dep_tree.keys():
if d in dep_tree[k]:
dep_tree[k].remove(d)
return 1
def run_make(self, module, target, cur_project, num_projects):
#make_cmd = "make " + target + " 2>&1"
make_cmd = [ "make", target ]
path = self.find_proj_path_cached(module)
delim_len=120
delim='---- [%d/%d]: running %s in %s -' % (cur_project, num_projects, make_cmd, path)
delim = delim + '-' * (delim_len - len(delim))
print(',' + delim + ' >')
patt = self.projects.is_excluded_from_build(module)
if patt is not None:
print('| Configured to skip build on platform >' + patt + '<')
print('`' + delim + ' <')
return
os.chdir(path)
p = subprocess.Popen(make_cmd, shell=False, stdout=subprocess.PIPE, stderr=None, close_fds=True)
for line in iter(p.stdout.readline, b''):
line = line.decode(sys.stdout.encoding)
sys.stdout.write('| ' + line) # avoid extra newlines from print()
sys.stdout.flush()
p.wait()
print('`' + delim + ' <')
if p.returncode:
print(make_cmd + ' failed')
raise Exception(time.strftime("%Y-%m-%d %H:%M") + ": failed to make target " + target + " in module " + module + " below base " + self.projects.projs_root)
def run_make_on_modules(self, modules, order, target):
cur_project = 0
num_projects = len(order)
if target in ["clean", "distclean"]:
for m in reversed(order):
cur_project += 1
self.run_make(m, target, cur_project, num_projects)
if m in modules:
modules.remove(m)
if not len(modules):
print("all modules cleaned")
return
else:
for m in order:
cur_project += 1
self.run_make(m, target, cur_project, num_projects)
def run(self, args_):
visited = {}
glob_order = []
self.projects.projs_root = pwd.getpwuid(os.getuid()).pw_dir + "/local/src/jw.dev/proj"
# -- parse command line
parser = argparse.ArgumentParser(description='janware software project build tool')
parser.add_argument('--exclude', default='', help='Space seperated ist of modules to be excluded from build')
parser.add_argument('--debug', '-d', action='store_true',
default=False, help='Output debug information to stderr')
parser.add_argument('--dry-run', '-n', action='store_true',
default=False, help='Don\'t build anything, just print what would be done.')
parser.add_argument('--build-order', '-O', action='store_true',
default=False, help='Don\'t build anything, just print the build order.')
parser.add_argument('--ignore-deps', '-I', action='store_true',
default=False, help='Don\'t build dependencies, i.e. build only modules specified on the command line')
parser.add_argument('target', default='all', help='Build target')
parser.add_argument('modules', nargs='+', default='', help='Modules to be built')
args=parser.parse_args(args_)
if args.debug:
self.projects.opt_debug = True
self.projects.debug("----------------------------------------- running ", ' '.join(args_))
modules=args.modules
exclude=args.exclude.split()
target=args.target
env_exclude=os.getenv('BUILD_EXCLUDE', '')
if len(env_exclude):
print("exluding modules from environment: " + env_exclude)
exclude += " " + env_exclude
# -- build
order = []
glob_prereq_types = [ "build" ]
if re.match("pkg-.*", target) is not None:
glob_prereq_types = [ "build", "run", "release", "devel" ]
if target != 'order' and not args.build_order:
print("using prerequisite types " + ' '.join(glob_prereq_types))
print("calculating order for modules ... ")
self.calculate_order(order, modules, glob_prereq_types)
if args.ignore_deps:
order = [m for m in order if m in args.modules]
order = [m for m in order if m not in exclude]
if target == 'order' or args.build_order:
print(' '.join(order))
exit(0)
cur_project = 0
print("Building target %s in %d projects:" % (target, len(order)))
for m in order:
cur_project += 1
print(" %3d %s" % (cur_project, m))
if args.dry_run:
exit(0)
self.run_make_on_modules(modules, order, target)
print(datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S"))
# ----------------------------------------------------------------- class Projects # ----------------------------------------------------------------- class Projects
class Projects(object): class Projects(object):
@ -651,8 +450,205 @@ class Projects(object):
print(self.commands()) print(self.commands())
def cmd_build(self, args_): def cmd_build(self, args_):
build = Build(self)
build.run(args_) def find_proj_path(name):
name = name.replace("dspider-", "")
search_path = [".", "dspc/src", "dspc/src/dspcd-plugins", "dspc/src/io" ]
for sub in search_path:
path = self.projs_root + "/" + sub + "/" + name
if os.path.exists(path):
return os.path.abspath(path)
raise Exception("module " + name + " not found below " + self.projs_root)
def find_proj_path_cached(name):
return self.res_cache.run(find_proj_path, [ name ])
def read_deps(cur, prereq_type):
# dep cache doesn't make a difference at all
if prereq_type in self.dep_cache:
if cur in self.dep_cache[prereq_type]:
return self.dep_cache[prereq_type][cur]
else:
self.dep_cache[prereq_type] = {}
if True:
r = self.get_modules_from_project_txt([ cur ], ['pkg.requires.jw'],
prereq_type, scope = 2, add_self=False, names_only=True)
self.debug('prerequisites = ' + ' '.join(r))
else: # legacy from build.py
projects_py = sys.executable + " " + self.my_dir + "/projects.py --prefix " + self.projs_root + " " + os.getenv('PROJECTS_PY_EXTRA_ARGS', "")
cmd = projects_py + " prereq " + prereq_type + " " + cur
self.debug('running', cmd)
p = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE)
p.wait()
if p.returncode:
raise Exception("failed to get " + prereq_type + " prerequisites for " + cur + ": " + cmd)
r = set()
pattern = re.compile(r'.*') # might be useful at a later point, currently pointless
for line in iter(p.stdout.readline, b''):
line = line.decode(sys.stdout.encoding)
self.debug(cmd + ' returned: ', line)
if not pattern.match(line):
continue
for d in line.split():
r.add(d)
if cur in r:
r.remove(cur)
self.debug('inserting', prereq_type, "prerequisites of", cur, ":", ' '.join(r))
self.dep_cache[prereq_type][cur] = r
return r
def read_deps_cached(cur, prereq_type):
return self.res_cache.run(read_deps, [ cur, prereq_type ])
def add_dep_tree(cur, prereq_types, tree, all_deps):
self.debug("adding prerequisites " + ' '.join(prereq_types) + " of module " + cur)
if cur in all_deps:
self.debug('already handled module ' + cur)
return 0
deps = set()
all_deps.add(cur)
for t in prereq_types:
self.debug("checking prereqisites of type " + t)
deps.update(read_deps_cached(cur, t))
for d in deps:
add_dep_tree(d, prereq_types, tree, all_deps)
tree[cur] = deps
return len(deps)
def calculate_order(order, modules, prereq_types):
all_deps = set()
dep_tree = {}
for m in modules:
self.debug("--- adding dependency tree of module " + m)
add_dep_tree(m, prereq_types, dep_tree, all_deps)
while len(all_deps):
for d in all_deps:
if not len(dep_tree[d]):
break
else:
print(all_deps)
raise Exception("fatal: the dependencies between these modules are unresolvable")
order.append(d)
all_deps.remove(d)
for k in dep_tree.keys():
if d in dep_tree[k]:
dep_tree[k].remove(d)
return 1
def run_make(module, target, cur_project, num_projects):
#make_cmd = "make " + target + " 2>&1"
make_cmd = [ "make", target ]
path = find_proj_path_cached(module)
delim_len=120
delim='---- [%d/%d]: running %s in %s -' % (cur_project, num_projects, make_cmd, path)
delim = delim + '-' * (delim_len - len(delim))
print(',' + delim + ' >')
patt = self.is_excluded_from_build(module)
if patt is not None:
print('| Configured to skip build on platform >' + patt + '<')
print('`' + delim + ' <')
return
os.chdir(path)
p = subprocess.Popen(make_cmd, shell=False, stdout=subprocess.PIPE, stderr=None, close_fds=True)
for line in iter(p.stdout.readline, b''):
line = line.decode(sys.stdout.encoding)
sys.stdout.write('| ' + line) # avoid extra newlines from print()
sys.stdout.flush()
p.wait()
print('`' + delim + ' <')
if p.returncode:
print(make_cmd + ' failed')
raise Exception(time.strftime("%Y-%m-%d %H:%M") + ": failed to make target " + target + " in module " + module + " below base " + self.projs_root)
def run_make_on_modules(modules, order, target):
cur_project = 0
num_projects = len(order)
if target in ["clean", "distclean"]:
for m in reversed(order):
cur_project += 1
run_make(m, target, cur_project, num_projects)
if m in modules:
modules.remove(m)
if not len(modules):
print("all modules cleaned")
return
else:
for m in order:
cur_project += 1
run_make(m, target, cur_project, num_projects)
def run(args_):
visited = {}
glob_order = []
self.projs_root = pwd.getpwuid(os.getuid()).pw_dir + "/local/src/jw.dev/proj"
# -- parse command line
parser = argparse.ArgumentParser(description='janware software project build tool')
parser.add_argument('--exclude', default='', help='Space seperated ist of modules to be excluded from build')
parser.add_argument('--debug', '-d', action='store_true',
default=False, help='Output debug information to stderr')
parser.add_argument('--dry-run', '-n', action='store_true',
default=False, help='Don\'t build anything, just print what would be done.')
parser.add_argument('--build-order', '-O', action='store_true',
default=False, help='Don\'t build anything, just print the build order.')
parser.add_argument('--ignore-deps', '-I', action='store_true',
default=False, help='Don\'t build dependencies, i.e. build only modules specified on the command line')
parser.add_argument('target', default='all', help='Build target')
parser.add_argument('modules', nargs='+', default='', help='Modules to be built')
args=parser.parse_args(args_)
if args.debug:
self.opt_debug = True
self.debug("----------------------------------------- running ", ' '.join(args_))
modules=args.modules
exclude=args.exclude.split()
target=args.target
env_exclude=os.getenv('BUILD_EXCLUDE', '')
if len(env_exclude):
print("exluding modules from environment: " + env_exclude)
exclude += " " + env_exclude
# -- build
order = []
glob_prereq_types = [ "build" ]
if re.match("pkg-.*", target) is not None:
glob_prereq_types = [ "build", "run", "release", "devel" ]
if target != 'order' and not args.build_order:
print("using prerequisite types " + ' '.join(glob_prereq_types))
print("calculating order for modules ... ")
calculate_order(order, modules, glob_prereq_types)
if args.ignore_deps:
order = [m for m in order if m in args.modules]
order = [m for m in order if m not in exclude]
if target == 'order' or args.build_order:
print(' '.join(order))
exit(0)
cur_project = 0
print("Building target %s in %d projects:" % (target, len(order)))
for m in order:
cur_project += 1
print(" %3d %s" % (cur_project, m))
if args.dry_run:
exit(0)
run_make_on_modules(modules, order, target)
print(datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S"))
run(args_)
def cmd_test(self, args_): def cmd_test(self, args_):
parser = argparse.ArgumentParser(description='Test') parser = argparse.ArgumentParser(description='Test')