def disk_compress(disk_name):
spexe = "virt-sparsify"
if not hf.test_exe(spexe):
logger.warn("No virt-sparsify executable found.")
logger.warn("Consider installing libguestfs-tools.")
return
disk_path = get_disk_path(disk_name)
pool_dir = os.path.dirname(disk_path)
logger.info("Compressing disk image, input file:\n\t%s", disk_path)
stat = os.stat(disk_path)
mode = stat.st_mode
logger.debug("mode\t%s", oct(mode))
uid = stat.st_uid
logger.debug("uid\t%s", uid)
gid = stat.st_gid
logger.debug("gid\t%s", gid)
size = stat.st_size
logger.debug("size\t%s", size)
tmp_file = os.path.join(pool_dir, ".{}".format(disk_name))
# virt-sparsify uses about 10 GB additional, temporary work space.
# The default (/tmp) is often too small (especially if it is a RAM
# disk). We use the pool_dir instead.
subprocess.call(
["sudo", spexe, "--tmp", pool_dir, "--compress", disk_path, tmp_file])
logger.info("Restoring owner.")
# No root wrapper, so use sudo with shell commands
subprocess.call(
["sudo", "chown", "-v", "--reference={}".format(disk_path), tmp_file])
logger.info("Restoring permissions.")
subprocess.call(
["sudo", "chmod", "-v", "--reference={}".format(disk_path), tmp_file])
logger.info("Moving temporary file into final location.")
subprocess.call(["sudo", "mv", "-v", "-f", tmp_file, disk_path])
# os.chown(tmp_file, uid, gid)
# os.chmod(tmp_file, mode)
# import shutil
# shutil.move(tmp_file, disk_path)
stat = os.stat(disk_path)
mode = stat.st_mode
logger.debug("mode\t%s", oct(mode))
uid = stat.st_uid
logger.debug("uid\t%s", uid)
gid = stat.st_gid
logger.debug("gid\t%s", gid)
new_size = stat.st_size
logger.debug("size\t%s", new_size)
compression = "%0.0f" % round((1 - new_size / size) * 100) + "%"
# logger.info("size\t%s (compressed by %s%)", new_size, compression)
logger.info("size\t%s (compressed by %s)", new_size, compression)
def disk_compress(disk_name):
spexe = "virt-sparsify"
if not hf.test_exe(spexe):
logger.warn("No virt-sparsify executable found.")
logger.warn("Consider installing libguestfs-tools.")
return
disk_path = get_disk_path(disk_name)
pool_dir = os.path.dirname(disk_path)
logger.info("Compressing disk image, input file:\n\t%s", disk_path)
stat = os.stat(disk_path)
mode = stat.st_mode
logger.debug("mode\t%s", oct(mode))
uid = stat.st_uid
logger.debug("uid\t%s", uid)
gid = stat.st_gid
logger.debug("gid\t%s", gid)
size = stat.st_size
logger.debug("size\t%s", size)
tmp_file = os.path.join(pool_dir, ".{}".format(disk_name))
subprocess.call(["sudo", spexe, "--compress", disk_path, tmp_file])
logger.info("Restoring owner.")
# No root wrapper, so use sudo with shell commands
subprocess.call(["sudo", "chown", "-v", "--reference={}".format(disk_path),
tmp_file])
logger.info("Restoring permissions.")
subprocess.call(["sudo", "chmod", "-v", "--reference={}".format(disk_path),
tmp_file])
logger.info("Moving temporary file into final location.")
subprocess.call(["sudo", "mv", "-v", "-f", tmp_file, disk_path])
# os.chown(tmp_file, uid, gid)
# os.chmod(tmp_file, mode)
# import shutil
# shutil.move(tmp_file, disk_path)
stat = os.stat(disk_path)
mode = stat.st_mode
logger.debug("mode\t%s", oct(mode))
uid = stat.st_uid
logger.debug("uid\t%s", uid)
gid = stat.st_gid
logger.debug("gid\t%s", gid)
new_size = stat.st_size
logger.debug("size\t%s", new_size)
compression = "%0.0f" % round((1-new_size/size)*100) + "%"
# logger.info("size\t%s (compressed by %s%)", new_size, compression)
logger.info("size\t%s (compressed by %s)", new_size, compression)
def check_provider():
if provider == "virtualbox":
if do_build and not hf.test_exe("VBoxManage", "-v"):
logger.error("VBoxManage not found. Is VirtualBox installed?")
logger.error("Aborting.")
sys.exit(1)
elif provider == "kvm":
if platform.uname()[0] != "Linux":
logger.error("Provider kvm only supported on Linux. Aborting.")
sys.exit(1)
if not hf.test_exe("virsh", "-v"):
logger.error("virsh not found. Aborting.")
sys.exit(1)
if wbatch:
logger.error("Cannot build Windows batch files with provider kvm."
"Aborting.")
sys.exit(1)
else:
logger.error("Unknown provider: %s", provider)
logger.error("Aborting.")
sys.exit(1)
def check_provider():
if provider == "virtualbox":
if do_build and not hf.test_exe("VBoxManage", "-v"):
logger.error("VBoxManage not found. Is VirtualBox installed?")
logger.error("Aborting.")
sys.exit(1)
elif provider == "kvm":
if platform.uname()[0] != "Linux":
logger.error("Provider kvm only supported on Linux. Aborting.")
sys.exit(1)
if not hf.test_exe("virsh", "-v"):
logger.error("virsh not found. Aborting.")
sys.exit(1)
if wbatch:
logger.error("Cannot build Windows batch files with provider kvm."
"Aborting.")
sys.exit(1)
else:
logger.error("Unknown provider: %s", provider)
logger.error("Aborting.")
sys.exit(1)
def get_git_info():
git_exe = "git"
if not hf.test_exe("git"):
logger.debug("No git executable found. Unable to log git status.")
return None
summary_args = ["git", "describe", "--all", "--long", "--dirty"]
diff_args = ["git", "--no-pager", "diff", "HEAD", "-p", "--stat"]
try:
result = "git status: "
result += subprocess.check_output(summary_args)
result += subprocess.check_output(diff_args).rstrip()
except subprocess.CalledProcessError:
result = None
return result
