def test_dep_nevra(self):
dep = {"arch": "noarch",
"epoch": 0,
"name": "basesystem",
"release": "7.el7",
"version": "10.0"}
self.assertEqual(dep_nevra(dep), "basesystem-10.0-7.el7.noarch")
def start_build(cfg,
dnflock,
gitlock,
branch,
recipe_name,
compose_type,
test_mode=0):
""" Start the build
:param cfg: Configuration object
:type cfg: ComposerConfig
:param dnflock: Lock and YumBase for depsolving
:type dnflock: YumLock
:param recipe: The recipe to build
:type recipe: str
:param compose_type: The type of output to create from the recipe
:type compose_type: str
:returns: Unique ID for the build that can be used to track its status
:rtype: str
"""
share_dir = cfg.get("composer", "share_dir")
lib_dir = cfg.get("composer", "lib_dir")
# Make sure compose_type is valid
if compose_type not in compose_types(share_dir):
raise RuntimeError("Invalid compose type (%s), must be one of %s" %
(compose_type, compose_types(share_dir)))
# Some image types (live-iso) need extra packages for composer to execute the output template
with dnflock.lock:
extra_pkgs = get_extra_pkgs(dnflock.dbo, share_dir, compose_type)
log.debug("Extra packages needed for %s: %s", compose_type, extra_pkgs)
with gitlock.lock:
(commit_id, recipe) = read_recipe_and_id(gitlock.repo, branch,
recipe_name)
# Combine modules and packages and depsolve the list
module_nver = recipe.module_nver
package_nver = recipe.package_nver
package_nver.extend([(name, '*') for name in extra_pkgs])
projects = sorted(set(module_nver + package_nver),
key=lambda p: p[0].lower())
deps = []
log.info("depsolving %s", recipe["name"])
try:
# This can possibly update repodata and reset the YumBase object.
with dnflock.lock_check:
(installed_size,
deps) = projects_depsolve_with_size(dnflock.dbo,
projects,
recipe.group_names,
with_core=False)
except ProjectsError as e:
log.error("start_build depsolve: %s", str(e))
raise RuntimeError("Problem depsolving %s: %s" %
(recipe["name"], str(e)))
# Read the kickstart template for this type
ks_template_path = joinpaths(share_dir, "composer", compose_type) + ".ks"
ks_template = open(ks_template_path, "r").read()
# How much space will the packages in the default template take?
ks_version = makeVersion()
ks = KickstartParser(ks_version,
errorsAreFatal=False,
missingIncludeIsFatal=False)
ks.readKickstartFromString(ks_template + "\n%end\n")
pkgs = [(name, "*") for name in ks.handler.packages.packageList]
grps = [grp.name for grp in ks.handler.packages.groupList]
try:
with dnflock.lock:
(template_size, _) = projects_depsolve_with_size(
dnflock.dbo,
pkgs,
grps,
with_core=not ks.handler.packages.nocore)
except ProjectsError as e:
log.error("start_build depsolve: %s", str(e))
raise RuntimeError("Problem depsolving %s: %s" %
(recipe["name"], str(e)))
log.debug("installed_size = %d, template_size=%d", installed_size,
template_size)
# Minimum LMC disk size is 1GiB, and anaconda bumps the estimated size up by 10% (which doesn't always work).
installed_size = int((installed_size + template_size)) * 1.2
log.debug("/ partition size = %d", installed_size)
# Create the results directory
build_id = str(uuid4())
results_dir = joinpaths(lib_dir, "results", build_id)
os.makedirs(results_dir)
# Write the recipe commit hash
commit_path = joinpaths(results_dir, "COMMIT")
with open(commit_path, "w") as f:
f.write(commit_id)
# Write the original recipe
recipe_path = joinpaths(results_dir, "blueprint.toml")
with open(recipe_path, "w") as f:
f.write(recipe.toml())
# Write the frozen recipe
frozen_recipe = recipe.freeze(deps)
recipe_path = joinpaths(results_dir, "frozen.toml")
with open(recipe_path, "w") as f:
f.write(frozen_recipe.toml())
# Write out the dependencies to the results dir
deps_path = joinpaths(results_dir, "deps.toml")
with open(deps_path, "w") as f:
f.write(toml.dumps({"packages": deps}))
# Save a copy of the original kickstart
shutil.copy(ks_template_path, results_dir)
with dnflock.lock:
repos = list(dnflock.dbo.repos.iter_enabled())
if not repos:
raise RuntimeError("No enabled repos, canceling build.")
# Create the git rpms, if any, and return the path to the repo under results_dir
gitrpm_repo = create_gitrpm_repo(results_dir, recipe)
# Create the final kickstart with repos and package list
ks_path = joinpaths(results_dir, "final-kickstart.ks")
with open(ks_path, "w") as f:
ks_url = repo_to_ks(repos[0], "url")
log.debug("url = %s", ks_url)
f.write('url %s\n' % ks_url)
for idx, r in enumerate(repos[1:]):
ks_repo = repo_to_ks(r, "baseurl")
log.debug("repo composer-%s = %s", idx, ks_repo)
f.write('repo --name="composer-%s" %s\n' % (idx, ks_repo))
if gitrpm_repo:
log.debug("repo gitrpms = %s", gitrpm_repo)
f.write('repo --name="gitrpms" --baseurl="file://%s"\n' %
gitrpm_repo)
# Setup the disk for booting
# TODO Add GPT and UEFI boot support
f.write('clearpart --all --initlabel\n')
# Write the root partition and it's size in MB (rounded up)
f.write('part / --size=%d\n' % ceil(installed_size / 1024**2))
# Some customizations modify the template before writing it
f.write(customize_ks_template(ks_template, recipe))
for d in deps:
f.write(dep_nevra(d) + "\n")
# Include the rpms from the gitrpm repo directory
if gitrpm_repo:
for rpm in glob(os.path.join(gitrpm_repo, "*.rpm")):
f.write(os.path.basename(rpm)[:-4] + "\n")
f.write("%end\n")
# Other customizations can be appended to the kickstart
add_customizations(f, recipe)
# Setup the config to pass to novirt_install
log_dir = joinpaths(results_dir, "logs/")
cfg_args = compose_args(compose_type)
# Get the title, project, and release version from the host
if not os.path.exists("/etc/os-release"):
log.error(
"/etc/os-release is missing, cannot determine product or release version"
)
os_release = flatconfig("/etc/os-release")
log.debug("os_release = %s", dict(os_release.items()))
cfg_args["title"] = os_release.get("PRETTY_NAME", "")
cfg_args["project"] = os_release.get("NAME", "")
cfg_args["releasever"] = os_release.get("VERSION_ID", "")
cfg_args["volid"] = ""
cfg_args["extra_boot_args"] = get_kernel_append(recipe)
cfg_args.update({
"compression": "xz",
"compress_args": [],
"ks": [ks_path],
"logfile": log_dir,
"timeout": 60, # 60 minute timeout
})
with open(joinpaths(results_dir, "config.toml"), "w") as f:
f.write(toml.dumps(cfg_args))
# Set the initial status
open(joinpaths(results_dir, "STATUS"), "w").write("WAITING")
# Set the test mode, if requested
if test_mode > 0:
open(joinpaths(results_dir, "TEST"), "w").write("%s" % test_mode)
write_timestamp(results_dir, TS_CREATED)
log.info("Adding %s (%s %s) to compose queue", build_id, recipe["name"],
compose_type)
os.symlink(results_dir, joinpaths(lib_dir, "queue/new/", build_id))
return build_id
def start_build(cfg,
dnflock,
gitlock,
branch,
recipe_name,
compose_type,
test_mode=0):
""" Start the build
:param cfg: Configuration object
:type cfg: ComposerConfig
:param dnflock: Lock and YumBase for depsolving
:type dnflock: YumLock
:param recipe: The recipe to build
:type recipe: str
:param compose_type: The type of output to create from the recipe
:type compose_type: str
:returns: Unique ID for the build that can be used to track its status
:rtype: str
"""
share_dir = cfg.get("composer", "share_dir")
lib_dir = cfg.get("composer", "lib_dir")
# Make sure compose_type is valid
if compose_type not in compose_types(share_dir):
raise RuntimeError("Invalid compose type (%s), must be one of %s" %
(compose_type, compose_types(share_dir)))
with gitlock.lock:
(commit_id, recipe) = read_recipe_and_id(gitlock.repo, branch,
recipe_name)
# Combine modules and packages and depsolve the list
# TODO include the version/glob in the depsolving
module_nver = recipe.module_nver
package_nver = recipe.package_nver
projects = sorted(set(module_nver + package_nver),
key=lambda p: p[0].lower())
deps = []
try:
with dnflock.lock:
(installed_size,
deps) = projects_depsolve_with_size(dnflock.dbo,
projects,
with_core=False)
except ProjectsError as e:
log.error("start_build depsolve: %s", str(e))
raise RuntimeError("Problem depsolving %s: %s" %
(recipe["name"], str(e)))
# Read the kickstart template for this type
ks_template_path = joinpaths(share_dir, "composer", compose_type) + ".ks"
ks_template = open(ks_template_path, "r").read()
# How much space will the packages in the default template take?
ks_version = makeVersion()
ks = KickstartParser(ks_version,
errorsAreFatal=False,
missingIncludeIsFatal=False)
ks.readKickstartFromString(ks_template + "\n%end\n")
ks_projects = [(name, "*") for name in ks.handler.packages.packageList]
try:
with dnflock.lock:
(template_size, _) = projects_depsolve_with_size(
dnflock.dbo,
ks_projects,
with_core=not ks.handler.packages.nocore)
except ProjectsError as e:
log.error("start_build depsolve: %s", str(e))
raise RuntimeError("Problem depsolving %s: %s" %
(recipe["name"], str(e)))
log.debug("installed_size = %d, template_size=%d", installed_size,
template_size)
# Minimum LMC disk size is 1GiB, and anaconda bumps the estimated size up by 10% (which doesn't always work).
# XXX BUT Anaconda has a bug, it won't execute a kickstart on a disk smaller than 3000 MB
# XXX There is an upstream patch pending, but until then, use that as the minimum
installed_size = max(3e9, int((installed_size + template_size))) * 1.2
log.debug("/ partition size = %d", installed_size)
# Create the results directory
build_id = str(uuid4())
results_dir = joinpaths(lib_dir, "results", build_id)
os.makedirs(results_dir)
# Write the recipe commit hash
commit_path = joinpaths(results_dir, "COMMIT")
with open(commit_path, "w") as f:
f.write(commit_id)
# Write the original recipe
recipe_path = joinpaths(results_dir, "blueprint.toml")
with open(recipe_path, "w") as f:
f.write(recipe.toml())
# Write the frozen recipe
frozen_recipe = recipe.freeze(deps)
recipe_path = joinpaths(results_dir, "frozen.toml")
with open(recipe_path, "w") as f:
f.write(frozen_recipe.toml())
# Write out the dependencies to the results dir
deps_path = joinpaths(results_dir, "deps.toml")
with open(deps_path, "w") as f:
f.write(toml.dumps({"packages": deps}))
# Save a copy of the original kickstart
shutil.copy(ks_template_path, results_dir)
with dnflock.lock:
repos = list(dnflock.dbo.repos.iter_enabled())
if not repos:
raise RuntimeError("No enabled repos, canceling build.")
# Create the final kickstart with repos and package list
ks_path = joinpaths(results_dir, "final-kickstart.ks")
with open(ks_path, "w") as f:
ks_url = repo_to_ks(repos[0], "url")
log.debug("url = %s", ks_url)
f.write('url %s\n' % ks_url)
for idx, r in enumerate(repos[1:]):
ks_repo = repo_to_ks(r, "baseurl")
log.debug("repo composer-%s = %s", idx, ks_repo)
f.write('repo --name="composer-%s" %s\n' % (idx, ks_repo))
# Write the root partition and it's size in MB (rounded up)
f.write('part / --fstype="ext4" --size=%d\n' %
ceil(installed_size / 1024**2))
f.write(ks_template)
for d in deps:
f.write(dep_nevra(d) + "\n")
f.write("%end\n")
add_customizations(f, recipe)
# Setup the config to pass to novirt_install
log_dir = joinpaths(results_dir, "logs/")
cfg_args = compose_args(compose_type)
# Get the title, project, and release version from the host
if not os.path.exists("/etc/os-release"):
log.error(
"/etc/os-release is missing, cannot determine product or release version"
)
os_release = SimpleConfigFile("/etc/os-release")
os_release.read()
log.debug("os_release = %s", os_release)
cfg_args["title"] = os_release.get("PRETTY_NAME")
cfg_args["project"] = os_release.get("NAME")
cfg_args["releasever"] = os_release.get("VERSION_ID")
cfg_args["volid"] = ""
cfg_args.update({
"compression": "xz",
"compress_args": [],
"ks": [ks_path],
"logfile": log_dir,
"timeout": 60, # 60 minute timeout
})
with open(joinpaths(results_dir, "config.toml"), "w") as f:
f.write(toml.dumps(cfg_args))
# Set the initial status
open(joinpaths(results_dir, "STATUS"), "w").write("WAITING")
# Set the test mode, if requested
if test_mode > 0:
open(joinpaths(results_dir, "TEST"), "w").write("%s" % test_mode)
log.info("Adding %s (%s %s) to compose queue", build_id, recipe["name"],
compose_type)
os.symlink(results_dir, joinpaths(lib_dir, "queue/new/", build_id))
return build_id
