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Checks for broken symbolic links.

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This commit is contained in:
Jeremy
2014-12-24 17:19:42 -07:00
parent 2de1a97076
commit 1f615430ae
3 changed files with 29 additions and 3 deletions
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20
gns3server/modules/qemu/qemu_vm.py
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@ -1087,6 +1087,11 @@ class QemuVM(object):
try:
if self._hda_disk_image:
if not os.path.isfile(self._hda_disk_image) or not os.path.exists(self._hda_disk_image):
if os.path.islink(self._hda_disk_image):
raise QemuError("hda disk image '{}' linked to '{}' is not accessible".format(self._hda_disk_image, os.path.realpath(self._hda_disk_image)))
else:
raise QemuError("hda disk image '{}' is not accessible".format(self._hda_disk_image))
hda_disk = os.path.join(self._working_dir, "hda_disk.qcow2")
if not os.path.exists(hda_disk):
retcode = subprocess.call([qemu_img_path, "create", "-o",
@ -1105,6 +1110,11 @@ class QemuVM(object):
options.extend(["-hda", hda_disk])
if self._hdb_disk_image:
if not os.path.isfile(self._hdb_disk_image) or not os.path.exists(self._hdb_disk_image):
if os.path.islink(self._hdb_disk_image):
raise QemuError("hdb disk image '{}' linked to '{}' is not accessible".format(self._hdb_disk_image, os.path.realpath(self._hdb_disk_image)))
else:
raise QemuError("hdb disk image '{}' is not accessible".format(self._hdb_disk_image))
hdb_disk = os.path.join(self._working_dir, "hdb_disk.qcow2")
if not os.path.exists(hdb_disk):
try:
@ -1122,8 +1132,18 @@ class QemuVM(object):
options = []
if self._initrd:
if not os.path.isfile(self._initrd) or not os.path.exists(self._initrd):
if os.path.islink(self._initrd):
raise QemuError("initrd file '{}' linked to '{}' is not accessible".format(self._initrd, os.path.realpath(self._initrd)))
else:
raise QemuError("initrd file '{}' is not accessible".format(self._initrd))
options.extend(["-initrd", self._initrd])
if self._kernel_image:
if not os.path.isfile(self._kernel_image) or not os.path.exists(self._kernel_image):
if os.path.islink(self._kernel_image):
raise QemuError("kernel image '{}' linked to '{}' is not accessible".format(self._kernel_image, os.path.realpath(self._kernel_image)))
else:
raise QemuError("kernel image '{}' is not accessible".format(self._kernel_image))
options.extend(["-kernel", self._kernel_image])
if self._kernel_command_line:
options.extend(["-append", self._kernel_command_line])