Python invalidateVG Examples

Example #1

File: blockSD.py Project: humblec/vdsm

    def readlines(self):
        lvm.invalidateVG(self._vgName)
        vg = lvm.getVG(self._vgName)
        metadata = []
        for tag in vg.tags:
            if not tag.startswith(self.METADATA_TAG_PREFIX):
                continue

            metadata.append(lvmTagDecode(tag[self.METADATA_TAG_PREFIX_LEN:]))

        return metadata

Example #2

File: blockSD.py Project: oVirtorg/vdsm

    def readlines(self):
        lvm.invalidateVG(self._vgName)
        vg = lvm.getVG(self._vgName)
        metadata = []
        for tag in vg.tags:
            if not tag.startswith(self.METADATA_TAG_PREFIX):
                continue

            metadata.append(lvmTagDecode(tag[self.METADATA_TAG_PREFIX_LEN:]))

        return metadata

Example #3

File: blockVolume.py Project: fancyKai/vdsm

def _getVolumeTag(sdUUID, volUUID, tagPrefix):
    tags = lvm.getLV(sdUUID, volUUID).tags
    if TAG_VOL_UNINIT in tags:
        log.warning("Reloading uninitialized volume %s/%s", sdUUID, volUUID)
        lvm.invalidateVG(sdUUID)
        tags = lvm.getLV(sdUUID, volUUID).tags
        if TAG_VOL_UNINIT in tags:
            log.error("Found uninitialized volume: %s/%s", sdUUID, volUUID)
            raise se.VolumeDoesNotExist("%s/%s" % (sdUUID, volUUID))

    for tag in tags:
        if tag.startswith(tagPrefix):
            return tag[len(tagPrefix):]
    else:
        log.error("Missing tag %s in volume: %s/%s. tags: %s", tagPrefix,
                  sdUUID, volUUID, tags)
        raise se.MissingTagOnLogicalVolume(volUUID, tagPrefix)

Example #4

File: blockVolume.py Project: andrewlukoshko/vdsm

def getVolumeTag(sdUUID, volUUID, tagPrefix):
    tags = lvm.getLV(sdUUID, volUUID).tags
    if sc.TAG_VOL_UNINIT in tags:
        log.warning("Reloading uninitialized volume %s/%s", sdUUID, volUUID)
        lvm.invalidateVG(sdUUID)
        tags = lvm.getLV(sdUUID, volUUID).tags
        if sc.TAG_VOL_UNINIT in tags:
            log.error("Found uninitialized volume: %s/%s", sdUUID, volUUID)
            raise se.VolumeDoesNotExist("%s/%s" % (sdUUID, volUUID))

    for tag in tags:
        if tag.startswith(tagPrefix):
            return tag[len(tagPrefix):]
    else:
        log.error("Missing tag %s in volume: %s/%s. tags: %s",
                  tagPrefix, sdUUID, volUUID, tags)
        raise se.MissingTagOnLogicalVolume(volUUID, tagPrefix)

Example #5

File: blockSD.py Project: humblec/vdsm

 def refresh(self):
     self.refreshDirTree()
     lvm.invalidateVG(self.sdUUID)
     self._metadata = selectMetadata(self.sdUUID)

Example #6

File: blockSD.py Project: oVirtorg/vdsm

 def refresh(self):
     self.refreshDirTree()
     lvm.invalidateVG(self.sdUUID)
     self._metadata = selectMetadata(self.sdUUID)