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import commands, string, os, parted |
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import commands, string, os, parted |
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from GLIException import * |
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MEGABYTE = 1024 * 1024 |
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MEGABYTE = 1024 * 1024 |
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Lines 387-399
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print self._total_bytes, self._geometry |
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print self._total_bytes, self._geometry |
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## |
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## |
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# Utility function for raising an exception |
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# @param message Error message |
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def _error(self, message): |
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"Raises an exception" |
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raise GLIException("DeviceObjectError", 'fatal', 'Device', message) |
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## |
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# Utility function for running a command and returning it's output as a list |
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# Utility function for running a command and returning it's output as a list |
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# @param cmd Command to run |
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# @param cmd Command to run |
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def _run(self, cmd): |
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def _run(self, cmd): |
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Lines 698-709
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self._device._partitions[free_minor]._mb = mb - self._mb |
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self._device._partitions[free_minor]._mb = mb - self._mb |
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self._mb = mb |
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self._mb = mb |
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## |
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# Utility function to raise an exception |
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# @param message Error message |
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def _error(self, message): |
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raise GLIException("PartitionObjectError", 'fatal', 'Partition', message) |
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## |
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## |
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# Returns a list of detected partitionable devices |
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# Returns a list of detected partitionable devices |
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def detect_devices(): |
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def detect_devices(): |
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Lines 711-726
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# Make sure sysfs exists |
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# Make sure sysfs exists |
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if not os.path.exists("/sys/bus"): |
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if not os.path.exists("/sys/bus"): |
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raise Exception, "no sysfs found (you MUST use a kernel >2.6)" |
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raise GLIException("GLIStorageDeviceError", 'fatal', 'detect_devices', "no sysfs found (you MUST use a kernel >2.6)") |
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# Make sure /proc/partitions exists |
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# Make sure /proc/partitions exists |
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if not os.path.exists("/proc/partitions"): |
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if not os.path.exists("/proc/partitions"): |
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raise Exception, "/proc/partitions does not exist!" |
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raise GLIException("GLIStorageDeviceError", 'fatal', 'detect_devices', "/proc/partitions does not exist! Please make sure procfs is in your kernel and mounted!") |
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# Load /proc/partitions into the variable 'partitions' |
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# Load /proc/partitions into the variable 'partitions' |
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partitions = [] |
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partitions = [] |
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for line in open("/proc/partitions"): |
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for line in open("/proc/partitions"): |
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if len(line.split()) < 4 or not line.split()[0].isdigit() or \ |
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if len(line.split()) < 4 or not line.split()[0].isdigit() or not line.split()[1].isdigit(): |
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not line.split()[1].isdigit(): |
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continue |
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continue |
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# Get the major, minor and device name |
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# Get the major, minor and device name |
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Lines 763-770
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# For each device in the devices on that bus |
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# For each device in the devices on that bus |
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for sysfs_device in sysfs_devices: |
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for sysfs_device in sysfs_devices: |
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dev_file = "/sys/bus/" + dev_type + "/devices/"\ |
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dev_file = "/sys/bus/" + dev_type + "/devices/" + sysfs_device + "/block/dev" |
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+ sysfs_device + "/block/dev" |
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# If the file is not a block device, loop |
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# If the file is not a block device, loop |
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if not os.path.exists(dev_file): |
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if not os.path.exists(dev_file): |
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Lines 776-783
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major = int(major) |
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major = int(major) |
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minor = int(minor) |
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minor = int(minor) |
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except: |
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except: |
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raise Exception, "invalid major minor in "\ |
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raise GLIException("GLIStorageDeviceError", 'fatal', 'detect_devices', "invalid major minor in " + dev_file) |
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+ dev_file |
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# Find a device listed in /proc/partitions |
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# Find a device listed in /proc/partitions |
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# that has the same minor and major as our |
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# that has the same minor and major as our |
