| # Some things resolved about the execution site, |
| # so we dont have to repeat this everywhere |
| # |
| import os |
| import stat |
| import subprocess |
| import sys |
| import platform |
| from typing import Optional # pylint: disable=unused-import |
| |
| from buildstream import _site, utils, ProgramNotFoundError |
| from buildstream._platform import Platform |
| |
| |
| try: |
| GIT = utils.get_host_tool("git") # type: Optional[str] |
| HAVE_GIT = True |
| |
| out = str(subprocess.check_output(["git", "--version"]), "utf-8") |
| # e.g. on Git for Windows we get "git version 2.21.0.windows.1". |
| # e.g. on Mac via Homebrew we get "git version 2.19.0". |
| version = tuple(int(x) for x in out.split(" ")[2].split(".")[:3]) |
| HAVE_OLD_GIT = version < (1, 8, 5) |
| |
| GIT_ENV = { |
| "GIT_AUTHOR_DATE": "1320966000 +0200", |
| "GIT_AUTHOR_NAME": "tomjon", |
| "GIT_AUTHOR_EMAIL": "tom@jon.com", |
| "GIT_COMMITTER_DATE": "1320966000 +0200", |
| "GIT_COMMITTER_NAME": "tomjon", |
| "GIT_COMMITTER_EMAIL": "tom@jon.com", |
| } |
| except ProgramNotFoundError: |
| GIT = None |
| HAVE_GIT = False |
| HAVE_OLD_GIT = False |
| GIT_ENV = dict() |
| |
| try: |
| BZR = utils.get_host_tool("bzr") # type: Optional[str] |
| HAVE_BZR = True |
| BZR_ENV = {"BZR_EMAIL": "Testy McTesterson <testy.mctesterson@example.com>"} |
| except ProgramNotFoundError: |
| BZR = None |
| HAVE_BZR = False |
| BZR_ENV = {} |
| |
| try: |
| utils.get_host_tool("bwrap") |
| HAVE_BWRAP = True |
| HAVE_BWRAP_JSON_STATUS = _site.get_bwrap_version() >= (0, 3, 2) |
| except ProgramNotFoundError: |
| HAVE_BWRAP = False |
| HAVE_BWRAP_JSON_STATUS = False |
| |
| casd_path = utils.get_host_tool("buildbox-casd") |
| CASD_SEPARATE_USER = bool(os.stat(casd_path).st_mode & stat.S_ISUID) |
| del casd_path |
| |
| IS_LINUX = os.getenv("BST_FORCE_BACKEND", sys.platform).startswith("linux") |
| IS_WSL = IS_LINUX and "Microsoft" in platform.uname().release |
| IS_WINDOWS = os.name == "nt" |
| |
| MACHINE_ARCH = Platform.get_host_arch() |
| |
| HAVE_SANDBOX = os.getenv("BST_FORCE_SANDBOX") |
| |
| if HAVE_SANDBOX is not None: |
| pass |
| elif IS_LINUX and HAVE_BWRAP and (not IS_WSL): |
| HAVE_SANDBOX = "bwrap" |
| |
| |
| BUILDBOX_RUN = None |
| if HAVE_SANDBOX == "buildbox-run": |
| try: |
| path = utils.get_host_tool("buildbox-run") |
| BUILDBOX_RUN = os.path.basename(os.readlink(path)) |
| except (ProgramNotFoundError, OSError): |
| pass |
| |
| HAVE_TAR = None |
| try: |
| import buildstream.plugins.elements.tar_element |
| HAVE_TAR = True |
| except: |
| pass |