def _process(self, conn, vm, vmuuid):
g = GuestFS()
prettyvm = conn.get_uri() + ":" + vm.get_name()
ignore = vmuuid
disks = []
for disk in vm.get_disk_devices():
if (disk.path and
(disk.type == "block" or disk.type == "file") and
not disk.device == "cdrom"):
disks.append(disk)
if not disks:
logging.debug("%s: nothing to inspect", prettyvm)
return
# Add the disks. Note they *must* be added with readonly flag set.
for disk in disks:
path = disk.path
driver_type = disk.driver_type
if not (os.path.exists(path) and os.access(path, os.R_OK)):
logging.debug("%s: cannot access '%s', skipping inspection",
prettyvm, path)
return
g.add_drive_opts(path, readonly=1, format=driver_type)
g.launch()
# Inspect the operating system.
roots = g.inspect_os()
if len(roots) == 0:
logging.debug("%s: no operating systems found", prettyvm)
return
# Arbitrarily pick the first root device.
root = roots[0]
# Inspection results.
typ = g.inspect_get_type(root) # eg. "linux"
distro = g.inspect_get_distro(root) # eg. "fedora"
major_version = g.inspect_get_major_version(root) # eg. 14
minor_version = g.inspect_get_minor_version(root) # eg. 0
hostname = g.inspect_get_hostname(root) # string
product_name = g.inspect_get_product_name(root) # string
# Added in libguestfs 1.9.13:
product_variant = None
if hasattr(g, "inspect_get_product_variant"):
product_variant = g.inspect_get_product_variant(root) # string
# For inspect_list_applications and inspect_get_icon we
# require that the guest filesystems are mounted. However
# don't fail if this is not possible (I'm looking at you,
# FreeBSD).
filesystems_mounted = False
try:
# Mount up the disks, like guestfish --ro -i.
# Sort keys by length, shortest first, so that we end up
# mounting the filesystems in the correct order.
mps = g.inspect_get_mountpoints(root)
def compare(a, b):
if len(a[0]) > len(b[0]):
return 1
elif len(a[0]) == len(b[0]):
return 0
else:
return -1
mps.sort(compare)
for mp_dev in mps:
try:
g.mount_ro(mp_dev[1], mp_dev[0])
except:
logging.exception("%s: exception mounting %s on %s "
"(ignored)",
prettyvm, mp_dev[1], mp_dev[0])
filesystems_mounted = True
except:
logging.exception("%s: exception while mounting disks (ignored)",
prettyvm)
icon = None
apps = None
if filesystems_mounted:
# Added in libguestfs 1.11.12:
if hasattr(g, "inspect_get_icon"):
# string containing PNG data
icon = g.inspect_get_icon(root, favicon=0, highquality=1)
if icon == "":
icon = None
# Inspection applications.
apps = g.inspect_list_applications(root)
# Force the libguestfs handle to close right now.
del g
# Log what we found.
logging.debug("%s: detected operating system: %s %s %d.%d (%s)",
prettyvm, typ, distro, major_version, minor_version,
product_name)
logging.debug("hostname: %s", hostname)
if icon:
logging.debug("icon: %d bytes", len(icon))
if apps:
logging.debug("# apps: %d", len(apps))
data = vmmInspectionData()
data.type = str(type)
data.distro = str(distro)
data.major_version = int(major_version)
data.minor_version = int(minor_version)
data.hostname = str(hostname)
data.product_name = str(product_name)
data.product_variant = str(product_variant)
data.icon = str(icon)
data.applications = list(apps)
self._set_vm_inspection_data(vm, data)
def _process(self, conn, vm, vmuuid):
if re.search(r"^guestfs-", vm.get_name()):
logging.debug("ignore libvirt/guestfs temporary VM %s",
vm.get_name())
return
g = GuestFS()
prettyvm = conn.get_uri() + ":" + vm.get_name()
ignore = vmuuid
disks = []
for disk in vm.get_disk_devices():
if (disk.path and (disk.type == "block" or disk.type == "file")
and not disk.device == "cdrom"):
disks.append(disk)
if not disks:
logging.debug("%s: nothing to inspect", prettyvm)
return
# Add the disks. Note they *must* be added with readonly flag set.
for disk in disks:
path = disk.path
driver_type = disk.driver_type
if not (os.path.exists(path) and os.access(path, os.R_OK)):
logging.debug("%s: cannot access '%s', skipping inspection",
prettyvm, path)
return
g.add_drive_opts(path, readonly=1, format=driver_type)
g.launch()
# Inspect the operating system.
roots = g.inspect_os()
if len(roots) == 0:
logging.debug("%s: no operating systems found", prettyvm)
return
# Arbitrarily pick the first root device.
root = roots[0]
# Inspection results.
typ = g.inspect_get_type(root) # eg. "linux"
distro = g.inspect_get_distro(root) # eg. "fedora"
major_version = g.inspect_get_major_version(root) # eg. 14
minor_version = g.inspect_get_minor_version(root) # eg. 0
hostname = g.inspect_get_hostname(root) # string
product_name = g.inspect_get_product_name(root) # string
product_variant = g.inspect_get_product_variant(root) # string
# For inspect_list_applications and inspect_get_icon we
# require that the guest filesystems are mounted. However
# don't fail if this is not possible (I'm looking at you,
# FreeBSD).
filesystems_mounted = False
try:
# Mount up the disks, like guestfish --ro -i.
# Sort keys by length, shortest first, so that we end up
# mounting the filesystems in the correct order.
mps = list(g.inspect_get_mountpoints(root))
def compare(a, b):
if len(a[0]) > len(b[0]):
return 1
elif len(a[0]) == len(b[0]):
return 0
else:
return -1
mps.sort(compare)
for mp_dev in mps:
try:
g.mount_ro(mp_dev[1], mp_dev[0])
except:
logging.exception(
"%s: exception mounting %s on %s "
"(ignored)", prettyvm, mp_dev[1], mp_dev[0])
filesystems_mounted = True
except:
logging.exception("%s: exception while mounting disks (ignored)",
prettyvm)
icon = None
apps = None
if filesystems_mounted:
# string containing PNG data
icon = g.inspect_get_icon(root, favicon=0, highquality=1)
if icon == "":
icon = None
# Inspection applications.
apps = g.inspect_list_applications(root)
# Force the libguestfs handle to close right now.
del g
# Log what we found.
logging.debug("%s: detected operating system: %s %s %d.%d (%s)",
prettyvm, typ, distro, major_version, minor_version,
product_name)
logging.debug("hostname: %s", hostname)
if icon:
logging.debug("icon: %d bytes", len(icon))
if apps:
logging.debug("# apps: %d", len(apps))
data = vmmInspectionData()
data.type = str(type)
data.distro = str(distro)
data.major_version = int(major_version)
data.minor_version = int(minor_version)
data.hostname = str(hostname)
data.product_name = str(product_name)
data.product_variant = str(product_variant)
data.icon = icon
data.applications = list(apps)
self._set_vm_inspection_data(vm, data)
def _process(self, conn, vm):
if re.search(r"^guestfs-", vm.get_name()):
logging.debug("ignore libvirt/guestfs temporary VM %s",
vm.get_name())
return None
g = GuestFS(close_on_exit=False)
prettyvm = conn.get_uri() + ":" + vm.get_name()
g.add_libvirt_dom(vm.get_backend(), readonly=1)
g.launch()
# Inspect the operating system.
roots = g.inspect_os()
if len(roots) == 0:
logging.debug("%s: no operating systems found", prettyvm)
return None
# Arbitrarily pick the first root device.
root = roots[0]
# Inspection results.
typ = g.inspect_get_type(root) # eg. "linux"
distro = g.inspect_get_distro(root) # eg. "fedora"
major_version = g.inspect_get_major_version(root) # eg. 14
minor_version = g.inspect_get_minor_version(root) # eg. 0
hostname = g.inspect_get_hostname(root) # string
product_name = g.inspect_get_product_name(root) # string
product_variant = g.inspect_get_product_variant(root) # string
# For inspect_list_applications and inspect_get_icon we
# require that the guest filesystems are mounted. However
# don't fail if this is not possible (I'm looking at you,
# FreeBSD).
filesystems_mounted = False
try:
# Mount up the disks, like guestfish --ro -i.
# Sort keys by length, shortest first, so that we end up
# mounting the filesystems in the correct order.
mps = list(g.inspect_get_mountpoints(root))
def compare(a, b):
if len(a[0]) > len(b[0]):
return 1
elif len(a[0]) == len(b[0]):
return 0
else:
return -1
mps.sort(compare)
for mp_dev in mps:
try:
g.mount_ro(mp_dev[1], mp_dev[0])
except:
logging.exception("%s: exception mounting %s on %s "
"(ignored)",
prettyvm, mp_dev[1], mp_dev[0])
filesystems_mounted = True
except:
logging.exception("%s: exception while mounting disks (ignored)",
prettyvm)
icon = None
apps = None
if filesystems_mounted:
# string containing PNG data
icon = g.inspect_get_icon(root, favicon=0, highquality=1)
if icon == "":
icon = None
# Inspection applications.
apps = g.inspect_list_applications(root)
# Force the libguestfs handle to close right now.
del g
# Log what we found.
logging.debug("%s: detected operating system: %s %s %d.%d (%s)",
prettyvm, typ, distro, major_version, minor_version,
product_name)
logging.debug("hostname: %s", hostname)
if icon:
logging.debug("icon: %d bytes", len(icon))
if apps:
logging.debug("# apps: %d", len(apps))
data = vmmInspectionData()
data.type = str(type)
data.distro = str(distro)
data.major_version = int(major_version)
data.minor_version = int(minor_version)
data.hostname = str(hostname)
data.product_name = str(product_name)
data.product_variant = str(product_variant)
data.icon = icon
data.applications = list(apps)
data.error = False
return data