diff options
Diffstat (limited to 'bin/just-mr.py')
| -rwxr-xr-x | bin/just-mr.py | 248 |
1 files changed, 186 insertions, 62 deletions
diff --git a/bin/just-mr.py b/bin/just-mr.py index 634842ef..bde4c8a3 100755 --- a/bin/just-mr.py +++ b/bin/just-mr.py @@ -13,9 +13,7 @@ # See the License for the specific language governing permissions and # limitations under the License. - import hashlib -from importlib.resources import path import json import os import shutil @@ -60,14 +58,45 @@ GIT_NOBODY_ENV = { "GIT_CONFIG_SYSTEM": "/dev/null", } +KNOWN_JUST_SUBCOMMANDS = { + "version": { + "config": False, + "build root": False + }, + "describe": { + "config": True, + "build root": False + }, + "analyse": { + "config": True, + "build root": True + }, + "build": { + "config": True, + "build root": True + }, + "install": { + "config": True, + "build root": True + }, + "rebuild": { + "config": True, + "build root": True + }, + "install-cas": { + "config": False, + "build root": True + } +} + def log(*args, **kwargs): print(*args, file=sys.stderr, **kwargs) -def fail(s): - log(s) - sys.exit(1) +def fail(s, exit_code=65): + log(f"Error: {s}") + sys.exit(exit_code) def try_rmtree(tree): @@ -269,7 +298,8 @@ def add_to_cas(data): if isinstance(data, str): data = data.encode('utf-8') h = git_hash(data) - cas_root = os.path.join(ROOT, f"protocol-dependent/generation-0/git-sha1/casf/{h[0:2]}") + cas_root = os.path.join( + ROOT, f"protocol-dependent/generation-0/git-sha1/casf/{h[0:2]}") basename = h[2:] target = os.path.join(cas_root, basename) tempname = os.path.join(cas_root, "%s.%d" % (basename, os.getpid())) @@ -289,7 +319,8 @@ def add_to_cas(data): def cas_path(h): - return os.path.join(ROOT, f"protocol-dependent/generation-0/git-sha1/casf/{h[0:2]}", h[2:]) + return os.path.join( + ROOT, f"protocol-dependent/generation-0/git-sha1/casf/{h[0:2]}", h[2:]) def is_in_cas(h): @@ -599,20 +630,27 @@ def reachable_repositories(repo, *, repos): return reachable, to_fetch -def setup(*, config, args, interactive=False): +def setup(*, config, main, setup_all=False, interactive=False): repos = config.get("repositories", {}) repos_to_setup = repos.keys() repos_to_include = repos.keys() mr_config = {} - main = None - if args: - if len(args) > 1: - fail("Usage: %s setup [<main repo>]" % (sys.argv[0], )) - main = args[0] + if main == None: + main = config.setdefault("main", None) + if not isinstance(main, str) and main != None: + fail("Unsupported value for field 'main' in configuration.") + + if main != None: + # pass on main that was explicitly set via command line or config + mr_config["main"] = main + + if main == None and len(repos_to_setup) > 0: + main = sorted(list(repos_to_setup))[0] + + if main != None and not setup_all: repos_to_include, repos_to_setup = reachable_repositories(main, repos=repos) - mr_config["main"] = main mr_repos = {} for repo in repos_to_setup: @@ -651,33 +689,34 @@ def setup(*, config, args, interactive=False): return add_to_cas(json.dumps(mr_config, indent=2, sort_keys=True)) -def build(*, config, args): - if len(args) != 3: - fail("Usage: %s build <repo> <moudle> <target>" % (sys.argv[0], )) - config = setup(config=config, args=[args[0]]) - cmd = [ - JUST, "build", "-C", config, "--local-build-root", ROOT, args[1], - args[2] - ] - log("Setup finished, exec %s" % (cmd, )) - os.execvp(JUST, cmd) - - -def install(*, config, args): - if len(args) != 4: - fail("Usage: %s install <repo> <moudle> <target> <install-path>" % - (sys.argv[0], )) - config = setup(config=config, args=[args[0]]) - cmd = [ - JUST, "install", "-C", config, "--local-build-root", ROOT, "-o", - args[3], args[1], args[2] - ] +def call_just(*, config, main, args): + subcommand = args[0] if len(args) > 0 else None + args = args[1:] + use_config = False + use_build_root = False + if subcommand in KNOWN_JUST_SUBCOMMANDS: + if KNOWN_JUST_SUBCOMMANDS[subcommand]["config"]: + use_config = True + config = setup(config=config, main=main) + use_build_root = KNOWN_JUST_SUBCOMMANDS[subcommand]["build root"] + cmd = [JUST] + cmd += [subcommand] if subcommand else [] + cmd += ["-C", config] if use_config else [] + cmd += ["--local-build-root", ROOT] if use_build_root else [] + if subcommand in JUST_ARGS: + cmd += JUST_ARGS[subcommand] + cmd += args log("Setup finished, exec %s" % (cmd, )) - os.execvp(JUST, cmd) + try: + os.execvp(JUST, cmd) + except Exception as e: + log(e) + finally: + fail(f"exec failed", 64) -def update(*, config, args): - for repo in args: +def update(*, config, repos): + for repo in repos: desc = config["repositories"][repo]["repository"] desc = resolve_repo(desc, repos=config["repositories"]) repo_type = desc.get("type") @@ -689,21 +728,28 @@ def update(*, config, args): sys.exit(0) -def fetch(*, config, args): - if args: - print("Warning: ignoring arguments %r" % (args, )) - fetch_dir = None - for d in DISTDIR: - if os.path.isdir(d): - fetch_dir = os.path.abspath(d) - break +def fetch(*, config, fetch_dir, main, fetch_all=False): + if not fetch_dir: + for d in DISTDIR: + if os.path.isdir(d): + fetch_dir = os.path.abspath(d) + break if not fetch_dir: print("No directory found to fetch to, considered %r" % (DISTDIR, )) sys.exit(1) print("Fetching to %r" % (fetch_dir, )) repos = config["repositories"] - for repo, desc in repos.items(): + repos_to_fetch = repos.keys() + + if not fetch_all: + if main == None and len(repos_to_fetch) > 0: + main = sorted(list(repos_to_fetch))[0] + if main != None: + repos_to_fetch = reachable_repositories(main, repos=repos)[0] + + for repo in repos_to_fetch: + desc = repos[repo] if ("repository" in desc and isinstance(desc["repository"], dict) and desc["repository"]["type"] in ["zip", "archive"]): repo_desc = desc["repository"] @@ -734,6 +780,7 @@ def main(): parser.add_argument("--distdir", dest="distdir", action="append", + default=[], help="Directory to look for distfiles before fetching", metavar="PATH") parser.add_argument("--just", @@ -745,6 +792,64 @@ def main(): action="store_true", default=False, help="Always create file roots") + parser.add_argument( + "--main", + dest="main", + default=None, + help="Main repository to consider from the configuration.") + subcommands = parser.add_subparsers(dest="subcommand", + title="subcommands", + required=True) + + repo_parser = ArgumentParser(add_help=False) + repo_parser.add_argument( + "--all", + dest="sub_all", + action="store_true", + default=False, + help="Consider all repositories in the configuration.") + repo_parser.add_argument( + "sub_main", + metavar="main-repo", + nargs="?", + default=None, + help="Main repository to consider from the configuration.") + + subcommands.add_parser("setup", + parents=[repo_parser], + help="Setup and generate just configuration.") + + subcommands.add_parser( + "setup-env", + parents=[repo_parser], + help="Setup without workspace root for the main repository.") + + fetch_parser = subcommands.add_parser( + "fetch", + parents=[repo_parser], + help="Fetch and store distribution files.") + fetch_parser.add_argument("-o", + dest="fetch_dir", + help="Directory to write distfiles when fetching", + metavar="PATH") + + update_parser = subcommands.add_parser( + "update", + help="Advance Git commit IDs and print updated just-mr configuration.") + update_parser.add_argument("update_repos", + metavar="repo", + nargs="*", + default=[], + help="Repository to update.") + + subcommands.add_parser("do", + help="Canonical way of specifying just subcommands", + add_help=False) + + for cmd in KNOWN_JUST_SUBCOMMANDS: + subcommands.add_parser(cmd, + help=f"Run setup and call 'just {cmd}'", + add_help=False) (options, args) = parser.parse_known_args() config = read_config(options.repository_config) @@ -773,9 +878,25 @@ def main(): global ALWAYS_FILE ALWAYS_FILE = options.always_file - if not args: - fail("Usage: %s <cmd> [<args>]" % (sys.argv[0], )) - if args[0] == "setup-env": + sub_main = options.sub_main if hasattr(options, "sub_main") else None + sub_all = options.sub_all if hasattr(options, "sub_all") else None + if not sub_all and options.main and sub_main and options.main != sub_main: + print( + "Warning: conflicting options for main repository, selecting '%s'." + % (sub_main, )) + main = sub_main or options.main + + if options.subcommand in KNOWN_JUST_SUBCOMMANDS: + call_just(config=config, main=main, args=[options.subcommand] + args) + return + if options.subcommand == "do": + call_just(config=config, main=main, args=args) + return + + if args: + print("Warning: ignoring unknown arguments %r" % (args, )) + + if options.subcommand == "setup-env": # Setup for interactive use, i.e., fetch the required repositories # and generate an appropriate multi-repository configuration file. # Store it in the CAS and print its path on stdout. @@ -785,22 +906,25 @@ def main(): # the working directory; in this way, working on a checkout of that # repository is possible, while having all dependencies set up # correctly. - print(setup(config=config, args=args[1:], interactive=True)) + print( + setup(config=config, + main=main, + setup_all=options.sub_all, + interactive=True)) return - if args[0] == "setup": + if options.subcommand == "setup": # Setup such that the main repository keeps its workspace given in # the input config. - print(setup(config=config, args=args[1:])) + print(setup(config=config, main=main, setup_all=options.sub_all)) return - if args[0] == "build": - build(config=config, args=args[1:]) - if args[0] == "install": - install(config=config, args=args[1:]) - if args[0] == "update": - update(config=config, args=args[1:]) - if args[0] == "fetch": - fetch(config=config, args=args[1:]) - fail("Unknown subcommand %s" % (args[0], )) + if options.subcommand == "update": + update(config=config, repos=options.update_repos) + if options.subcommand == "fetch": + fetch(config=config, + fetch_dir=options.fetch_dir, + main=main, + fetch_all=options.sub_all) + fail("Unknown subcommand %s" % (options.subcommand, )) if __name__ == "__main__": |