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build.py
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build.py
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import os
import shutil
import platform
from typing import List, Union, Dict
from .core import (
DataType, ConfigReader,
isolate_root_cmd, remove_dir, running_as_root, open_file,
)
from .async import MultipleTasksExecutor, SingleTaskExecutor
from .async_cmd import CmdTaskWorker, CmdTaskResult
from .i18n import _
from .version import get_package_name_and_version_matcher_from_depend_line
from .config import (
CACHE_ROOT, AUR_REPOS_CACHE_DIR, BUILD_CACHE_DIR, PACKAGE_CACHE_DIR,
)
from .aur import get_repo_url, find_aur_packages
from .pacman import find_local_packages, PackageDB, ASK_BITS
from .args import reconstruct_args, PikaurArgs
from .pprint import color_line, bold_line
from .prompt import retry_interactive_command
from .exceptions import (
CloneError, DependencyError, BuildError, DependencyNotBuiltYet,
)
class SrcInfo():
_common_lines: List[str] = None
_package_lines: List[str] = None
path: str = None
repo_path: str = None
def __init__(self, repo_path: str, package_name: str) -> None:
self.path = os.path.join(
repo_path,
'.SRCINFO'
)
self.repo_path = repo_path
self._common_lines = []
self._package_lines = []
destination = self._common_lines
with open_file(self.path) as srcinfo_file:
for line in srcinfo_file.readlines():
if line.startswith('pkgname ='):
if line.split('=')[1].strip() == package_name:
destination = self._package_lines
else:
destination = []
else:
destination.append(line)
def get_values(self, field: str) -> List[str]:
prefix = field + ' = '
values = []
for lines in (self._common_lines, self._package_lines):
for line in lines:
if line.strip().startswith(prefix):
values.append(line.strip().split(prefix)[1])
return values
def get_install_script(self) -> str:
values = self.get_values('install')
if values:
return values[0]
return None
def _get_depends(self, field: str) -> List[str]:
return [
get_package_name_and_version_matcher_from_depend_line(dep)[0]
for dep in self.get_values(field)
]
def get_makedepends(self) -> List[str]:
return self._get_depends('makedepends')
def get_depends(self) -> List[str]:
return self._get_depends('depends')
def regenerate(self) -> None:
with open_file(self.path, 'w') as srcinfo_file:
result = SingleTaskExecutor(
CmdTaskWorker(isolate_root_cmd(['makepkg', '--printsrcinfo'],
cwd=self.repo_path),
cwd=self.repo_path)
).execute()
srcinfo_file.write(result.stdout)
class PackageBaseSrcInfo(SrcInfo):
def __init__(self, repo_path: str) -> None:
# pylint: disable=super-init-not-called
self.path = os.path.join(
repo_path,
'.SRCINFO'
)
self.repo_path = repo_path
self._common_lines = []
self._package_lines = []
with open_file(self.path) as srcinfo_file:
for line in srcinfo_file.readlines():
self._common_lines.append(line)
class MakepkgConfig(ConfigReader):
default_config_path: str = "/etc/makepkg.conf" # type: ignore
class PackageBuild(DataType):
# pylint: disable=too-many-instance-attributes
clone = False
pull = False
package_base: str = None
package_names: List[str] = None
repo_path: str = None
build_dir: str = None
package_dir: str = None
built_packages_paths: Dict[str, str] = None
already_installed: bool = None
failed: bool = None
reviewed = False
built_packages_installed: Dict[str, bool] = None
new_deps_to_install: List[str] = None
new_make_deps_to_install: List[str] = None
built_deps_to_install: Dict[str, str] = None
def __init__(self, package_names: List[str]) -> None: # pylint: disable=super-init-not-called
self.package_names = package_names
self.package_base = find_aur_packages([package_names[0]])[0][0].packagebase
self.repo_path = os.path.join(CACHE_ROOT, AUR_REPOS_CACHE_DIR,
self.package_base)
self.build_dir = os.path.join(CACHE_ROOT, BUILD_CACHE_DIR,
self.package_base)
self.package_dir = os.path.join(CACHE_ROOT, PACKAGE_CACHE_DIR)
self.built_packages_paths = {}
self.built_packages_installed = {}
if os.path.exists(self.repo_path):
# pylint: disable=simplifiable-if-statement
if os.path.exists(os.path.join(self.repo_path, '.git')):
self.pull = True
else:
self.clone = True
else:
os.makedirs(self.repo_path)
self.clone = True
def create_clone_task_worker(self) -> CmdTaskWorker:
return CmdTaskWorker([
'git',
'clone',
get_repo_url(self.package_base),
self.repo_path,
])
def create_pull_task_worker(self) -> CmdTaskWorker:
return CmdTaskWorker([
'git',
'-C',
self.repo_path,
'pull',
'origin',
'master'
])
def git_reset_changed(self) -> CmdTaskResult:
return SingleTaskExecutor(CmdTaskWorker([
'git',
'-C',
self.repo_path,
'checkout',
'--',
"*"
])).execute()
def git_clean(self) -> CmdTaskResult:
return SingleTaskExecutor(CmdTaskWorker([
'git',
'-C',
self.repo_path,
'clean',
'-f',
'-d',
'-x'
])).execute()
def create_task_worker(self) -> CmdTaskWorker:
if self.pull:
return self.create_pull_task_worker()
elif self.clone:
return self.create_clone_task_worker()
return NotImplemented
@property
def last_installed_file_path(self) -> str:
return os.path.join(
self.repo_path,
'last_installed.txt'
)
@property
def is_installed(self) -> bool:
return os.path.exists(self.last_installed_file_path)
@property
def last_installed_hash(self) -> Union[str, None]:
if self.is_installed:
with open_file(self.last_installed_file_path) as last_installed_file:
return last_installed_file.readlines()[0].strip()
return None
def update_last_installed_file(self) -> None:
shutil.copy2(
os.path.join(
self.repo_path,
'.git/refs/heads/master'
),
self.last_installed_file_path
)
@property
def build_files_updated(self) -> bool:
if (
self.is_installed
) and (
self.last_installed_hash != self.current_hash
):
return True
return False
@property
def current_hash(self) -> str:
with open_file(
os.path.join(
self.repo_path,
'.git/refs/heads/master'
)
) as current_hash_file:
return current_hash_file.readlines()[0].strip()
@property
def version_already_installed(self) -> bool:
self.already_installed = min([
(
pkg_name in PackageDB.get_local_dict().keys()
) and (
self.last_installed_hash == self.current_hash
)
for pkg_name in self.package_names
])
return self.already_installed
@property
def all_deps_to_install(self) -> List[str]:
return self.new_make_deps_to_install + self.new_deps_to_install
def _install_built_deps(
self,
args: PikaurArgs,
all_package_builds: Dict[str, 'PackageBuild']
) -> None:
self.built_deps_to_install = {}
for dep in self.all_deps_to_install:
# @TODO: check if dep is Provided by built package
if dep not in all_package_builds:
continue
package_build = all_package_builds[dep]
for pkg_name in package_build.package_names:
if package_build.failed:
self.failed = True
raise DependencyError()
if not package_build.built_packages_paths.get(pkg_name):
raise DependencyNotBuiltYet()
if not package_build.built_packages_installed.get(pkg_name):
self.built_deps_to_install[pkg_name] = \
package_build.built_packages_paths[pkg_name]
if dep in self.new_make_deps_to_install:
self.new_make_deps_to_install.remove(dep)
if dep in self.new_deps_to_install:
self.new_deps_to_install.remove(dep)
if self.built_deps_to_install:
print('{} {}:'.format(
color_line('::', 13),
_("Installing already built dependencies for {}").format(
bold_line(', '.join(self.package_names)))
))
if retry_interactive_command(
[
'sudo',
'pacman',
'--upgrade',
'--asdeps',
f'--ask={ASK_BITS}',
] + reconstruct_args(args, ignore_args=[
'upgrade',
'asdeps',
'sync',
'sysupgrade',
'refresh',
'downloadonly',
]) + list(self.built_deps_to_install.values()),
):
for pkg_name in self.built_deps_to_install:
all_package_builds[pkg_name].built_packages_installed[pkg_name] = True
else:
self.failed = True
raise DependencyError()
def _set_built_package_path(self) -> None:
dest_dir = MakepkgConfig.get('PKGDEST', self.build_dir)
pkg_ext = MakepkgConfig.get('PKGEXT', '.pkg.tar.xz')
pkg_ext = MakepkgConfig.get(
'PKGEXT', pkg_ext,
config_path=os.path.join(self.build_dir, 'PKGBUILD')
)
full_pkg_names = SingleTaskExecutor(CmdTaskWorker(
isolate_root_cmd(['makepkg', '--packagelist'],
cwd=self.build_dir),
cwd=self.build_dir
)).execute().stdout.splitlines()
full_pkg_names.sort(key=len)
for pkg_name in self.package_names:
full_pkg_name = full_pkg_names[0]
if len(full_pkg_names) > 1:
arch = platform.machine()
for each_filename in full_pkg_names:
if arch in each_filename and pkg_name in each_filename:
full_pkg_name = each_filename
break
built_package_path = os.path.join(dest_dir, full_pkg_name+pkg_ext)
if not os.path.exists(built_package_path):
return
if dest_dir == self.build_dir:
new_package_path = os.path.join(self.package_dir, full_pkg_name+pkg_ext)
if not os.path.exists(self.package_dir):
os.makedirs(self.package_dir)
if os.path.exists(new_package_path):
os.remove(new_package_path)
shutil.move(built_package_path, self.package_dir)
built_package_path = new_package_path
self.built_packages_paths[pkg_name] = built_package_path
def build(
self, args: PikaurArgs, all_package_builds: Dict[str, 'PackageBuild']
) -> None:
if running_as_root():
# Let systemd-run setup the directories and symlinks
true_cmd = isolate_root_cmd(['true'])
SingleTaskExecutor(CmdTaskWorker(true_cmd)).execute()
# Chown the private CacheDirectory to root to signal systemd that
# it needs to recursively chown it to the correct user
os.chown(os.path.realpath(CACHE_ROOT), 0, 0)
if os.path.exists(self.build_dir):
remove_dir(self.build_dir)
shutil.copytree(self.repo_path, self.build_dir)
src_info = PackageBaseSrcInfo(self.repo_path)
make_deps = src_info.get_makedepends()
__, self.new_make_deps_to_install = find_local_packages(make_deps)
new_deps = src_info.get_depends()
__, self.new_deps_to_install = find_local_packages(new_deps)
self._install_built_deps(args, all_package_builds)
makepkg_args = []
if not args.needed:
makepkg_args.append('--force')
print()
build_succeeded = retry_interactive_command(
isolate_root_cmd(
[
'makepkg',
'--syncdeps',
'--rmdeps',
# f'--ask={ASK_BITS}',
] + (['--noconfirm'] if args.noconfirm else []) + makepkg_args,
cwd=self.build_dir
),
cwd=self.build_dir
)
if not build_succeeded:
self.failed = True
raise BuildError()
else:
self._set_built_package_path()
def clone_pkgbuilds_git_repos(package_names: List[str]) -> Dict[str, PackageBuild]:
aur_pkgs, _ = find_aur_packages(package_names)
packages_bases: Dict[str, List[str]] = {}
for aur_pkg in aur_pkgs:
packages_bases.setdefault(aur_pkg.packagebase, []).append(aur_pkg.name)
package_builds_by_base = {
pkgbase: PackageBuild(pkg_names)
for pkgbase, pkg_names in packages_bases.items()
}
package_builds_by_name = {
pkg_name: package_builds_by_base[pkgbase]
for pkgbase, pkg_names in packages_bases.items()
for pkg_name in pkg_names
}
results = MultipleTasksExecutor({
pkgbase: repo_status.create_task_worker()
for pkgbase, repo_status in package_builds_by_base.items()
}).execute()
for package_name, result in results.items():
if result.return_code > 0:
raise CloneError(
build=package_builds_by_name[package_name],
result=result
)
return package_builds_by_name