420 lines
17 KiB
Python
420 lines
17 KiB
Python
# -*- coding: utf-8 -*-
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"""
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This script creates unified ISOs for a specified compose.
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Unified ISOs are created per architecture and
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contain all variant packages and repos.
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TODO:
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* jigdo
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"""
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from __future__ import print_function
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import copy
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import errno
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import glob
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import json
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import os
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import shutil
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import sys
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import tempfile
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import productmd
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import productmd.compose
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import productmd.images
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import productmd.treeinfo
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from kobo.shortcuts import run, compute_file_checksums
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import pungi.linker
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import pungi.wrappers.createrepo
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from pungi.util import makedirs
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from pungi.compose_metadata.discinfo import write_discinfo as create_discinfo
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from pungi.wrappers import iso
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from pungi.phases.image_checksum import dump_checksums, get_images, make_checksums
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def ti_merge(one, two):
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assert one.tree.arch == two.tree.arch
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for variant in two.variants.get_variants(recursive=False):
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if variant.uid in one.variants:
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continue
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var = productmd.treeinfo.Variant(one)
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var.id = variant.id
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var.uid = variant.uid
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var.name = variant.name
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var.type = variant.type
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for i in ("debug_packages", "debug_repository", "packages", "repository",
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"source_packages", "source_repository"):
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setattr(var, i, getattr(variant, i, None))
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one.variants.add(var)
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DEFAULT_CHECKSUMS = ['md5', 'sha1', 'sha256']
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class UnifiedISO(object):
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def __init__(self, compose_path, output_path=None):
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self.compose_path = os.path.abspath(compose_path)
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compose_subdir = os.path.join(self.compose_path, "compose")
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if os.path.exists(compose_subdir):
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self.compose_path = compose_subdir
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self.compose = productmd.compose.Compose(compose_path)
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self.ci = self.compose.info
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self.linker = pungi.linker.Linker()
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temp_topdir = os.path.abspath(os.path.join(self.compose_path, "..", "work"))
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makedirs(temp_topdir)
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self.temp_dir = tempfile.mkdtemp(prefix="unified_isos_", dir=temp_topdir)
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self.treeinfo = {} # {arch/src: TreeInfo}
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self.repos = {} # {arch/src: {variant: new_path}
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self.comps = {} # {arch/src: {variant: old_path}
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self.productid = {} # {arch/stc: {variant: old_path}
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self.images = {} # {arch/src: [*.iso, *.iso.{md5,sha1,sha256}sum]}
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self.conf = self.read_config()
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def create(self, delete_temp=True):
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print("Creating unified ISOs for: {0}".format(self.compose_path))
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try:
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self.link_to_temp()
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self.createrepo()
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self.discinfo()
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self.createiso()
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self.link_to_compose()
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self.update_checksums()
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finally:
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if delete_temp:
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shutil.rmtree(self.temp_dir)
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def _link_tree(self, dir, variant, arch):
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blacklist_files = [".treeinfo", ".discinfo", "boot.iso", "media.repo", "extra_files.json"]
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blacklist_dirs = ["repodata"]
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for root, dirs, files in os.walk(dir):
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for i in blacklist_dirs:
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if i in dirs:
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dirs.remove(i)
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for fn in files:
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if fn in blacklist_files:
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continue
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old_path = os.path.join(root, fn)
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if fn.endswith(".rpm"):
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new_path = os.path.join(self.temp_dir, "trees", arch, variant.uid, fn)
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self.repos.setdefault(arch, {})[variant.uid] = os.path.dirname(new_path)
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else:
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old_relpath = os.path.relpath(old_path, dir)
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new_path = os.path.join(self.temp_dir, "trees", arch, old_relpath)
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makedirs(os.path.dirname(new_path))
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try:
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self.linker.link(old_path, new_path)
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except OSError as exc:
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print("Failed to link %s to %s: %s" % (old_path, new_path, exc.strerror),
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file=sys.stderr)
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raise
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def link_to_temp(self):
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# copy files to new location; change RPM location to $variant_uid
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for variant in self.ci.get_variants(recursive=False):
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for arch in variant.arches:
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print("Processing: {0}.{1}".format(variant.uid, arch))
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try:
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tree_dir = os.path.join(self.compose_path, variant.paths.os_tree[arch])
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except KeyError:
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# The path in metadata is missing: no content there
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continue
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ti = productmd.treeinfo.TreeInfo()
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try:
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ti.load(os.path.join(tree_dir, ".treeinfo"))
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except IOError as exc:
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if exc.errno != errno.ENOENT:
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raise
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print('Tree %s.%s has no .treeinfo, skipping...'
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% (variant.uid, arch),
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file=sys.stderr)
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continue
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arch_ti = self.treeinfo.get(arch)
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if arch_ti is None:
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arch_ti = ti
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self.treeinfo[arch] = arch_ti
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else:
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ti_merge(arch_ti, ti)
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if arch_ti.tree.arch != arch:
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raise RuntimeError('Treeinfo arch mismatch')
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# override paths
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arch_ti[variant.uid].repository = variant.uid
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arch_ti[variant.uid].packages = variant.uid
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comps_path = glob.glob(os.path.join(self.compose_path,
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variant.paths.repository[arch],
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"repodata", "*comps*.xml"))
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if comps_path:
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self.comps.setdefault(arch, {})[variant.uid] = comps_path[0]
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productid_path = os.path.join(self.compose_path, variant.paths.repository[arch],
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"repodata", "productid")
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self.productid.setdefault(arch, {})[variant.uid] = productid_path
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self._link_tree(tree_dir, variant, arch)
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# sources
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print("Processing: {0}.{1}".format(variant.uid, "src"))
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tree_dir = os.path.join(self.compose_path, variant.paths.source_tree[arch])
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ti = productmd.treeinfo.TreeInfo()
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ti.load(os.path.join(tree_dir, ".treeinfo"))
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arch_ti = self.treeinfo.get("src")
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if arch_ti is None:
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arch_ti = ti
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self.treeinfo["src"] = arch_ti
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else:
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ti_merge(arch_ti, ti)
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if arch_ti.tree.arch != "src":
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raise RuntimeError('Treeinfo arch mismatch')
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# override paths
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arch_ti[variant.uid].repository = variant.uid
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arch_ti[variant.uid].packages = variant.uid
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# set to None, replace with source_*; requires productmd changes or upstream version
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# arch_ti[variant.uid].source_repository = variant.uid
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# arch_ti[variant.uid].source_packages = variant.uid
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self._link_tree(tree_dir, variant, 'src')
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# Debuginfo
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print("Processing: {0}.{1} debuginfo".format(variant.uid, arch))
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tree_dir = os.path.join(self.compose_path, variant.paths.debug_tree[arch])
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debug_arch = 'debug-%s' % arch
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# We don't have a .treeinfo for debuginfo trees. Let's just
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# copy the one from binary tree.
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self.treeinfo.setdefault(debug_arch, copy.deepcopy(self.treeinfo[arch]))
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self._link_tree(tree_dir, variant, debug_arch)
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def createrepo(self):
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# remove old repomd.xml checksums from treeinfo
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for arch, ti in self.treeinfo.iteritems():
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print("Removing old repomd.xml checksums from treeinfo: {0}".format(arch))
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for i in ti.checksums.checksums.keys():
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if "repomd.xml" in i:
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del ti.checksums.checksums[i]
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# write new per-variant repodata
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cr = pungi.wrappers.createrepo.CreaterepoWrapper(createrepo_c=True)
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for arch in self.repos:
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ti = self.treeinfo[arch]
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for variant in self.repos[arch]:
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print("Creating repodata: {0}.{1}".format(variant, arch))
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tree_dir = os.path.join(self.temp_dir, "trees", arch)
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repo_path = self.repos[arch][variant]
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comps_path = self.comps.get(arch, {}).get(variant, None)
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cmd = cr.get_createrepo_cmd(repo_path, groupfile=comps_path, update=True)
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run(cmd, show_cmd=True)
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productid_path = self.productid.get(arch, {}).get(variant, None)
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if productid_path:
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print("Adding productid to repodata: {0}.{1}".format(variant, arch))
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repo_dir = os.path.join(self.repos[arch][variant], "repodata")
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new_path = os.path.join(repo_dir, os.path.basename(productid_path))
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if os.path.exists(productid_path):
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shutil.copy2(productid_path, new_path)
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cmd = cr.get_modifyrepo_cmd(repo_dir, new_path, compress_type="gz")
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run(cmd)
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else:
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print("WARNING: productid not found in {0}.{1}".format(variant, arch))
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print("Inserting new repomd.xml checksum to treeinfo: {0}.{1}".format(variant, arch))
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# insert new repomd.xml checksum to treeinfo
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repomd_path = os.path.join(repo_path, "repodata", "repomd.xml")
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ti.checksums.add(os.path.relpath(repomd_path, tree_dir), 'sha256', root_dir=tree_dir)
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# write treeinfo
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for arch, ti in self.treeinfo.iteritems():
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print("Writing treeinfo: {0}".format(arch))
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ti_path = os.path.join(self.temp_dir, "trees", arch, ".treeinfo")
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ti.dump(ti_path)
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def discinfo(self):
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# write discinfo and media repo
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for arch, ti in self.treeinfo.iteritems():
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di_path = os.path.join(self.temp_dir, "trees", arch, ".discinfo")
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description = "%s %s" % (ti.release.name, ti.release.version)
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if ti.release.is_layered:
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description += " for %s %s" % (ti.base_product.name, ti.base_product.version)
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create_discinfo(di_path, description, arch.split('-', 1)[-1])
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def read_config(self):
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try:
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conf_dump = glob.glob(os.path.join(self.compose_path,
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'../logs/global/config-dump*.global.log'))[0]
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except IndexError:
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print('Config dump not found, can not adhere to previous settings. '
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'Expect weird naming and checksums.',
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file=sys.stderr)
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return {}
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with open(conf_dump) as f:
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return json.load(f)
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def createiso(self):
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# create ISOs
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im = self.compose.images
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for typed_arch, ti in self.treeinfo.items():
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source_dir = os.path.join(self.temp_dir, "trees", typed_arch)
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arch = typed_arch.split('-', 1)[-1]
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debuginfo = typed_arch.startswith('debug-')
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# XXX: HARDCODED
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disc_type = "dvd"
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iso_arch = arch
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if arch == "src":
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iso_arch = "source"
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elif debuginfo:
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iso_arch = arch + '-debuginfo'
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iso_name = "%s-%s-%s.iso" % (self.ci.compose.id, iso_arch, disc_type)
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iso_dir = os.path.join(self.temp_dir, "iso", iso_arch)
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iso_path = os.path.join(iso_dir, iso_name)
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print("Creating ISO for {0}: {1}".format(arch, iso_name))
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makedirs(iso_dir)
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volid = "%s %s %s" % (ti.release.short, ti.release.version, arch)
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if debuginfo:
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volid += " debuginfo"
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# create ISO
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run(iso.get_mkisofs_cmd(iso_path, [source_dir], volid=volid, exclude=["./lost+found"]))
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# implant MD5
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supported = True
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run(iso.get_implantisomd5_cmd(iso_path, supported))
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checksums = compute_file_checksums(
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iso_path, self.conf.get('media_checksums', DEFAULT_CHECKSUMS))
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# write manifest file
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run(iso.get_manifest_cmd(iso_path))
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img = productmd.images.Image(im)
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# temporary path, just a file name; to be replaced with variant specific path
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img.path = os.path.basename(iso_path)
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img.mtime = int(os.stat(iso_path).st_mtime)
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img.size = os.path.getsize(iso_path)
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img.arch = arch
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# XXX: HARDCODED
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img.type = "dvd" if not debuginfo else 'dvd-debuginfo'
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img.format = "iso"
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img.disc_number = 1
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img.disc_count = 1
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img.bootable = False
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img.unified = True
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self.images.setdefault(typed_arch, set()).add(iso_path)
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self.images.setdefault(typed_arch, set()).add(iso_path + ".manifest")
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for checksum_type, checksum in checksums.iteritems():
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if not self.conf.get('media_checksum_one_file', False):
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checksum_path = dump_checksums(iso_dir, checksum_type,
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{iso_name: checksum},
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'%s.%sSUM' % (iso_name, checksum_type.upper()))
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self.images.setdefault(typed_arch, set()).add(checksum_path)
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img.add_checksum(self.compose_path, checksum_type=checksum_type, checksum_value=checksum)
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img.implant_md5 = iso.get_implanted_md5(iso_path)
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try:
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img.volume_id = iso.get_volume_id(iso_path)
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except RuntimeError:
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pass
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if arch == "src":
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all_arches = [i for i in self.treeinfo if i != "src"]
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else:
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all_arches = [arch]
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for tree_arch in all_arches:
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if tree_arch.startswith('debug-'):
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continue
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ti = self.treeinfo[tree_arch]
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for variant_uid in ti.variants:
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variant = ti.variants[variant_uid]
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# We don't want to copy the manifest.
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img.parent = None
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variant_img = copy.deepcopy(img)
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variant_img.parent = im
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variant_img.subvariant = variant.id
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paths_attr = 'isos' if arch != 'src' else 'source_isos'
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paths = getattr(self.ci.variants[variant.uid].paths, paths_attr)
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variant_img.path = os.path.join(
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paths.get(tree_arch, os.path.join(variant.uid, tree_arch, "iso")),
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os.path.basename(img.path)
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)
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im.add(variant.uid, tree_arch, variant_img)
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im.dump(os.path.join(self.compose_path, 'metadata', 'images.json'))
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def link_to_compose(self):
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for variant in self.ci.get_variants(recursive=False):
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for arch in variant.arches | set(['debug-' + a for a in variant.arches]) | set(['src']):
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bare_arch = arch.split('-', 1)[-1]
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if arch == 'src':
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dir = 'source'
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elif arch.startswith('debug-'):
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dir = bare_arch + '/debug'
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else:
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dir = bare_arch
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default_path = os.path.join(variant.uid, dir, "iso")
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isos = os.path.join(self.compose_path, default_path)
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makedirs(isos)
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for image in self.images.get(arch, []):
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dst = os.path.join(isos, os.path.basename(image))
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print("Linking {0} -> {1}".format(image, dst))
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self.linker.link(image, dst)
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def _get_base_filename(self, variant, arch):
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substs = {
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'compose_id': self.compose.info.compose.id,
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'release_short': self.compose.info.release.short,
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'version': self.compose.info.release.version,
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'date': self.compose.info.compose.date,
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'respin': self.compose.info.compose.respin,
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'type': self.compose.info.compose.type,
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'type_suffix': self.compose.info.compose.type_suffix,
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'label': self.compose.info.compose.label,
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'label_major_version': self.compose.info.compose.label_major_version,
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'variant': variant,
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'arch': arch,
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}
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base_name = self.conf.get('media_checksum_base_filename', '')
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if base_name:
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base_name = (base_name % substs).format(**substs)
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base_name += '-'
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return base_name
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def update_checksums(self):
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for (variant, arch, path), images in get_images(self.compose_path, self.compose.images).iteritems():
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base_checksum_name = self._get_base_filename(variant, arch)
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make_checksums(variant, arch, path, images,
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self.conf.get('media_checksums', DEFAULT_CHECKSUMS),
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base_checksum_name,
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self.conf.get('media_checksum_one_file', False))
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