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createhdds
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Handle parallel instantiation 

Signed-off-by: Adam Williamson <awilliam@redhat.com>
This commit is contained in:
Adam Williamson 2022-06-01 11:42:30 -07:00
parent 5b05918912
commit b9c00c5fcf
1 changed files with 11 additions and 7 deletions
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18
createhdds.py
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@ -253,13 +253,16 @@ class VirtInstallImage(object):
logger.debug("Using kickstart %s", cand)
return cand
def create(self, textinst, retries=3):
def create(self, textinst, retries=3, instance=0):
"""Create the image."""
if self.arch not in supported_arches():
logger.info("Won't create %s image on %s host. This is normal, don't worry. If you "
"intend to have %s workers you will need to run createhdds again on one "
"of them to create their base images", self.arch, CPUARCH, self.arch)
return
domain = "createhdds"
if instance:
domain += str(instance)
# figure out the best os-variant. NOTE: libosinfo >= 0.3.1
# properly returns 1 on failure, but using workaround for old
@ -276,7 +279,7 @@ class VirtInstallImage(object):
# destroy and delete the domain we use for all virt-installs
conn = libvirt.open()
try:
dom = conn.lookupByName('createhdds')
dom = conn.lookupByName(domain)
try:
dom.destroy()
except libvirt.libvirtError:
@ -326,7 +329,7 @@ class VirtInstallImage(object):
args = ["virt-install", "--disk", "size={0},path={1}".format(self.size, tmpfile),
"--os-variant", shortid, "-x", xargs, "--initrd-inject",
"{0}/{1}".format(SCRIPTDIR, ksfile), "--location",
loctmp.format(fedoradir, str(self.release), variant, arch), "--name", "createhdds",
loctmp.format(fedoradir, str(self.release), variant, arch), "--name", domain,
"--memory", memsize, "--noreboot", "--wait", "-1"]
if logger.getEffectiveLevel() == logging.DEBUG:
# let's get virt-install debug logs too
@ -354,7 +357,7 @@ class VirtInstallImage(object):
logger.warning("Image creation timed out!")
# clean up the domain again
conn = libvirt.open()
dom = conn.lookupByName('createhdds')
dom = conn.lookupByName(domain)
try:
dom.destroy()
except libvirt.libvirtError:
@ -380,12 +383,12 @@ class VirtInstallImage(object):
# at this point the domain should be shut off; if it's
# anything else, something went wrong: clean up and exit
conn = libvirt.open()
dom = conn.lookupByName('createhdds')
dom = conn.lookupByName(domain)
if dom.state()[0] != libvirt.VIR_DOMAIN_SHUTOFF:
conn.close()
if os.path.isfile(tmpfile):
os.remove(tmpfile)
sys.exit("libvirt domain ('createhdds') is not shutdown! "
sys.exit(f"libvirt domain ('{domain}') is not shutdown! "
"this is an unexpected condition, aborting.")
# we're all done! rename to the correct name and clean up
# the domain
@ -748,7 +751,7 @@ def cli_image(args, *_):
for (num, img) in enumerate(imgs, 1):
logger.info("Creating image %s...[%s/%s]", img.filename, str(num), str(len(imgs)))
img.create(args.textinst)
img.create(args.textinst, instance=args.instance)
def parse_args(hdds):
"""Parse arguments with argparse."""
@ -841,6 +844,7 @@ def parse_args(hdds):
"arch(es) to build for each release. If this is not set but --release "
"is set, only x86_64 image(s) will be built.",
choices=('x86_64', 'i686', 'ppc64le', 'aarch64'))
imgparser.add_argument('-i', '--instance', type=int, default=0)
imgparser.set_defaults(func=cli_image)
# Here we're stuffing the type of the image and the dict from
# hdds into args for cli_image() to use.