535 lines
18 KiB
Python
535 lines
18 KiB
Python
# -*- coding: utf-8 -*-
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; version 2 of the License.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Library General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, see <https://gnu.org/licenses/>.
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__all__ = ("Compose",)
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import errno
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import logging
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import os
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import time
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import tempfile
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import shutil
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import json
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import kobo.log
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from productmd.composeinfo import ComposeInfo
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from productmd.images import Images
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from dogpile.cache import make_region
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from pungi.graph import SimpleAcyclicOrientedGraph
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from pungi.wrappers.variants import VariantsXmlParser
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from pungi.paths import Paths
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from pungi.wrappers.scm import get_file_from_scm
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from pungi.util import (
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makedirs,
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get_arch_variant_data,
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get_format_substs,
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get_variant_data,
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)
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from pungi.metadata import compose_to_composeinfo
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try:
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# This is available since productmd >= 1.18
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# TODO: remove this once the version is distributed widely enough
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from productmd.composeinfo import SUPPORTED_MILESTONES
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except ImportError:
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SUPPORTED_MILESTONES = ["RC", "Update", "SecurityFix"]
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def get_compose_dir(
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topdir,
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conf,
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compose_type="production",
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compose_date=None,
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compose_respin=None,
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compose_label=None,
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already_exists_callbacks=None,
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):
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already_exists_callbacks = already_exists_callbacks or []
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# create an incomplete composeinfo to generate compose ID
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ci = ComposeInfo()
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ci.release.name = conf["release_name"]
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ci.release.short = conf["release_short"]
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ci.release.version = conf["release_version"]
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ci.release.is_layered = True if conf.get("base_product_name", "") else False
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ci.release.type = conf.get("release_type", "ga").lower()
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ci.release.internal = bool(conf.get("release_internal", False))
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if ci.release.is_layered:
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ci.base_product.name = conf["base_product_name"]
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ci.base_product.short = conf["base_product_short"]
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ci.base_product.version = conf["base_product_version"]
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ci.base_product.type = conf.get("base_product_type", "ga").lower()
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ci.compose.label = compose_label
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ci.compose.type = compose_type
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ci.compose.date = compose_date or time.strftime("%Y%m%d", time.localtime())
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ci.compose.respin = compose_respin or 0
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while 1:
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ci.compose.id = ci.create_compose_id()
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compose_dir = os.path.join(topdir, ci.compose.id)
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exists = False
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# TODO: callbacks to determine if a composeid was already used
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# for callback in already_exists_callbacks:
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# if callback(data):
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# exists = True
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# break
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# already_exists_callbacks fallback: does target compose_dir exist?
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try:
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os.makedirs(compose_dir)
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except OSError as ex:
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if ex.errno == errno.EEXIST:
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exists = True
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else:
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raise
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if exists:
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ci.compose.respin += 1
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continue
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break
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with open(os.path.join(compose_dir, "COMPOSE_ID"), "w") as f:
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f.write(ci.compose.id)
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work_dir = os.path.join(compose_dir, "work", "global")
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makedirs(work_dir)
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ci.dump(os.path.join(work_dir, "composeinfo-base.json"))
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return compose_dir
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class Compose(kobo.log.LoggingBase):
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def __init__(
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self,
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conf,
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topdir,
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skip_phases=None,
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just_phases=None,
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old_composes=None,
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koji_event=None,
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supported=False,
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logger=None,
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notifier=None,
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):
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kobo.log.LoggingBase.__init__(self, logger)
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# TODO: check if minimal conf values are set
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self.conf = conf
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# This is a dict mapping UID to Variant objects. It only contains top
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# level variants.
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self.variants = {}
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# This is a similar mapping, but contains even nested variants.
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self.all_variants = {}
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self.topdir = os.path.abspath(topdir)
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self.skip_phases = skip_phases or []
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self.just_phases = just_phases or []
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self.old_composes = old_composes or []
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self.koji_event = koji_event or conf.get("koji_event")
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self.notifier = notifier
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# path definitions
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self.paths = Paths(self)
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# Set up logging to file
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if logger:
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kobo.log.add_file_logger(
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logger, self.paths.log.log_file("global", "pungi.log")
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)
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kobo.log.add_file_logger(
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logger, self.paths.log.log_file("global", "excluding-arch.log")
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)
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class PungiLogFilter(logging.Filter):
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def filter(self, record):
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return (
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False
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if record.funcName and record.funcName == "is_excluded"
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else True
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)
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class ExcludingArchLogFilter(logging.Filter):
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def filter(self, record):
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message = record.getMessage()
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if "Populating package set for arch:" in message or (
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record.funcName and record.funcName == "is_excluded"
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):
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return True
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else:
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return False
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for handler in logger.handlers:
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if isinstance(handler, logging.FileHandler):
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log_file_name = os.path.basename(handler.stream.name)
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if log_file_name == "pungi.global.log":
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handler.addFilter(PungiLogFilter())
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elif log_file_name == "excluding-arch.global.log":
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handler.addFilter(ExcludingArchLogFilter())
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# to provide compose_id, compose_date and compose_respin
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self.ci_base = ComposeInfo()
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self.ci_base.load(
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os.path.join(self.paths.work.topdir(arch="global"), "composeinfo-base.json")
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)
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self.supported = supported
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if (
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self.compose_label
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and self.compose_label.split("-")[0] in SUPPORTED_MILESTONES
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):
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self.log_info(
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"Automatically setting 'supported' flag due to label: %s."
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% self.compose_label
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)
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self.supported = True
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self.im = Images()
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self.im.compose.id = self.compose_id
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self.im.compose.type = self.compose_type
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self.im.compose.date = self.compose_date
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self.im.compose.respin = self.compose_respin
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self.im.metadata_path = self.paths.compose.metadata()
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# Stores list of deliverables that failed, but did not abort the
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# compose.
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# {deliverable: [(Variant.uid, arch, subvariant)]}
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self.failed_deliverables = {}
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self.attempted_deliverables = {}
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self.required_deliverables = {}
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if self.conf.get("dogpile_cache_backend", None):
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self.cache_region = make_region().configure(
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self.conf.get("dogpile_cache_backend"),
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expiration_time=self.conf.get("dogpile_cache_expiration_time", 3600),
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arguments=self.conf.get("dogpile_cache_arguments", {}),
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)
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else:
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self.cache_region = make_region().configure("dogpile.cache.null")
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get_compose_dir = staticmethod(get_compose_dir)
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def __getitem__(self, name):
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return self.variants[name]
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@property
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def compose_id(self):
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return self.ci_base.compose.id
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@property
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def compose_date(self):
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return self.ci_base.compose.date
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@property
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def compose_respin(self):
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return self.ci_base.compose.respin
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@property
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def compose_type(self):
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return self.ci_base.compose.type
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@property
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def compose_type_suffix(self):
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return self.ci_base.compose.type_suffix
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@property
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def compose_label(self):
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return self.ci_base.compose.label
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@property
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def compose_label_major_version(self):
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return self.ci_base.compose.label_major_version
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@property
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def has_comps(self):
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return bool(self.conf.get("comps_file", False))
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@property
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def has_module_defaults(self):
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return bool(self.conf.get("module_defaults_dir", False))
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@property
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def config_dir(self):
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return os.path.dirname(self.conf._open_file or "")
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@property
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def should_create_yum_database(self):
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"""Explicit configuration trumps all. Otherwise check gather backend
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and only create it for Yum.
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"""
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config = self.conf.get("createrepo_database")
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if config is not None:
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return config
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return self.conf["gather_backend"] == "yum"
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def read_variants(self):
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# TODO: move to phases/init ?
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variants_file = self.paths.work.variants_file(arch="global")
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scm_dict = self.conf["variants_file"]
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if isinstance(scm_dict, dict):
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file_name = os.path.basename(scm_dict["file"])
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if scm_dict["scm"] == "file":
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scm_dict["file"] = os.path.join(
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self.config_dir, os.path.basename(scm_dict["file"])
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)
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else:
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file_name = os.path.basename(scm_dict)
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scm_dict = os.path.join(self.config_dir, os.path.basename(scm_dict))
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self.log_debug("Writing variants file: %s", variants_file)
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tmp_dir = self.mkdtemp(prefix="variants_file_")
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get_file_from_scm(scm_dict, tmp_dir, compose=self)
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shutil.copy2(os.path.join(tmp_dir, file_name), variants_file)
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shutil.rmtree(tmp_dir)
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tree_arches = self.conf.get("tree_arches", None)
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tree_variants = self.conf.get("tree_variants", None)
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with open(variants_file, "r") as file_obj:
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parser = VariantsXmlParser(
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file_obj, tree_arches, tree_variants, logger=self._logger
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)
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self.variants = parser.parse()
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self.all_variants = {}
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for variant in self.get_variants():
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self.all_variants[variant.uid] = variant
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# populate ci_base with variants - needed for layered-products (compose_id)
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####FIXME - compose_to_composeinfo is no longer needed and has been
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#### removed, but I'm not entirely sure what this is needed for
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#### or if it is at all
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self.ci_base = compose_to_composeinfo(self)
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def get_variants(self, types=None, arch=None):
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result = []
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for i in self.variants.values():
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if (not types or i.type in types) and (not arch or arch in i.arches):
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result.append(i)
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result.extend(i.get_variants(types=types, arch=arch))
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return sorted(set(result))
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def get_arches(self):
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result = set()
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for variant in self.get_variants():
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for arch in variant.arches:
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result.add(arch)
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return sorted(result)
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@property
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def status_file(self):
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"""Path to file where the compose status will be stored."""
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if not hasattr(self, "_status_file"):
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self._status_file = os.path.join(self.topdir, "STATUS")
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return self._status_file
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def _log_failed_deliverables(self):
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for kind, data in self.failed_deliverables.items():
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for variant, arch, subvariant in data:
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self.log_info(
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"Failed %s on variant <%s>, arch <%s>, subvariant <%s>."
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% (kind, variant, arch, subvariant)
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)
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log = os.path.join(self.paths.log.topdir("global"), "deliverables.json")
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with open(log, "w") as f:
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json.dump(
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{
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"required": self.required_deliverables,
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"failed": self.failed_deliverables,
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"attempted": self.attempted_deliverables,
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},
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f,
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indent=4,
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)
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def write_status(self, stat_msg):
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if stat_msg not in ("STARTED", "FINISHED", "DOOMED", "TERMINATED"):
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self.log_warning("Writing nonstandard compose status: %s" % stat_msg)
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old_status = self.get_status()
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if stat_msg == old_status:
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return
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if old_status == "FINISHED":
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msg = "Could not modify a FINISHED compose: %s" % self.topdir
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self.log_error(msg)
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raise RuntimeError(msg)
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if stat_msg == "FINISHED" and self.failed_deliverables:
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stat_msg = "FINISHED_INCOMPLETE"
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self._log_failed_deliverables()
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with open(self.status_file, "w") as f:
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f.write(stat_msg + "\n")
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if self.notifier:
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self.notifier.send("status-change", status=stat_msg)
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def get_status(self):
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if not os.path.isfile(self.status_file):
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return
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return open(self.status_file, "r").read().strip()
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def get_image_name(
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self, arch, variant, disc_type="dvd", disc_num=1, suffix=".iso", format=None
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):
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"""Create a filename for image with given parameters.
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:raises RuntimeError: when unknown ``disc_type`` is given
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"""
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default_format = "{compose_id}-{variant}-{arch}-{disc_type}{disc_num}{suffix}"
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format = format or self.conf.get("image_name_format", default_format)
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if isinstance(format, dict):
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conf = get_variant_data(self.conf, "image_name_format", variant)
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format = conf[0] if conf else default_format
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if arch == "src":
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arch = "source"
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if disc_num:
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disc_num = int(disc_num)
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else:
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disc_num = ""
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kwargs = {
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"arch": arch,
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"disc_type": disc_type,
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"disc_num": disc_num,
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"suffix": suffix,
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}
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if variant.type == "layered-product":
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variant_uid = variant.parent.uid
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kwargs["compose_id"] = self.ci_base[variant.uid].compose_id
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else:
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variant_uid = variant.uid
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args = get_format_substs(self, variant=variant_uid, **kwargs)
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try:
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return (format % args).format(**args)
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except KeyError as err:
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raise RuntimeError(
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"Failed to create image name: unknown format element: %s" % err
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)
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def can_fail(self, variant, arch, deliverable):
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"""Figure out if deliverable can fail on variant.arch.
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Variant can be None.
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"""
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failable = get_arch_variant_data(
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self.conf, "failable_deliverables", arch, variant
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)
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return deliverable in failable
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def attempt_deliverable(self, variant, arch, kind, subvariant=None):
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"""Log information about attempted deliverable."""
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variant_uid = variant.uid if variant else ""
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self.attempted_deliverables.setdefault(kind, []).append(
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(variant_uid, arch, subvariant)
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)
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def require_deliverable(self, variant, arch, kind, subvariant=None):
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"""Log information about attempted deliverable."""
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variant_uid = variant.uid if variant else ""
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self.required_deliverables.setdefault(kind, []).append(
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(variant_uid, arch, subvariant)
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)
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def fail_deliverable(self, variant, arch, kind, subvariant=None):
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"""Log information about failed deliverable."""
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variant_uid = variant.uid if variant else ""
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self.failed_deliverables.setdefault(kind, []).append(
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(variant_uid, arch, subvariant)
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)
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@property
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def image_release(self):
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"""Generate a value to pass to Koji as image release.
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If this compose has a label, the version from it will be used,
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otherwise we will create a string with date, compose type and respin.
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"""
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if self.compose_label:
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milestone, release = self.compose_label.split("-")
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return release
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return "%s%s.%s" % (
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self.compose_date,
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self.ci_base.compose.type_suffix,
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self.compose_respin,
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)
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@property
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def image_version(self):
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"""Generate a value to pass to Koji as image version.
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The value is based on release version. If compose has a label, the
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milestone from it is appended to the version (unless it is RC).
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"""
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version = self.ci_base.release.version
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if self.compose_label and not self.compose_label.startswith("RC-"):
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milestone, release = self.compose_label.split("-")
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return "%s_%s" % (version, milestone)
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return version
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def mkdtemp(self, arch=None, variant=None, suffix="", prefix="tmp"):
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"""
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Create and return a unique temporary directory under dir of
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<compose_topdir>/work/{global,<arch>}/tmp[-<variant>]/
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"""
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path = os.path.join(self.paths.work.tmp_dir(arch=arch, variant=variant))
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return tempfile.mkdtemp(suffix=suffix, prefix=prefix, dir=path)
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def get_ordered_variant_uids(compose):
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if not hasattr(compose, "_ordered_variant_uids"):
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ordered_variant_uids = _prepare_variant_as_lookaside(compose)
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# Some variants were not mentioned in configuration value
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# 'variant_as_lookaside' and its run order is not crucial (that
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# means there are no dependencies inside this group). They will be
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# processed first. A-Z sorting is for reproducibility.
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unordered_variant_uids = sorted(
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set(compose.all_variants.keys()) - set(ordered_variant_uids)
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)
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|
setattr(
|
|
compose,
|
|
"_ordered_variant_uids",
|
|
unordered_variant_uids + ordered_variant_uids,
|
|
)
|
|
return getattr(compose, "_ordered_variant_uids")
|
|
|
|
|
|
def _prepare_variant_as_lookaside(compose):
|
|
"""
|
|
Configuration value 'variant_as_lookaside' contains variant pairs <variant,
|
|
its lookaside>. In that pair lookaside variant have to be processed first.
|
|
Structure can be represented as a oriented graph. Its spanning line shows
|
|
order how to process this set of variants.
|
|
"""
|
|
variant_as_lookaside = compose.conf.get("variant_as_lookaside", [])
|
|
graph = SimpleAcyclicOrientedGraph()
|
|
for variant, lookaside_variant in variant_as_lookaside:
|
|
try:
|
|
graph.add_edge(variant, lookaside_variant)
|
|
except ValueError as e:
|
|
raise ValueError(
|
|
"There is a bad configuration in 'variant_as_lookaside': %s" % e
|
|
)
|
|
|
|
variant_processing_order = reversed(graph.prune_graph())
|
|
return list(variant_processing_order)
|