Esempio n. 1
0
    def getVolume(self, name_or_id, serv=None,  _user="", cached=False):
        self.Logger.debug("Entering with name_or_id=%s, serv=%s, cached=%s" % (name_or_id, serv, cached) )
        VolList = []
        if cached :
            if serv != None :
                serv_uuid=afs.LookupUtil[self._CFG.CELL_NAME].getFSUUID(serv,self._CFG,cached=True)
                # need function in util name_or_ip and name_or_id?
                if afsutil.isName(name_or_id) :
                    vol=self.DBManager.getFromCache(Volume,name=name_or_id,serv_uuid=serv_uuid)
                else :
                    vol=self.DBManager.getFromCache(Volume,vid=name_or_id,serv_uuid=serv_uuid)
                VolList.append(vol)
            else :
                if afsutil.isName(name_or_id) :
                    VolList=self.DBManager.getFromCache(Volume,name=name_or_id,mustBeUnique=False)
                else :
                    VolList=self.DBManager.getFromCache(Volume,vid=name_or_id,mustBeUnique=False)
                self.Logger.debug("OSDgetVolume: VolList=%s" % VolList)
            for vol in VolList :
                vol.ExtAttr=self.getExtVolAttr(vol.vid)
                vol.OsdAttr=self.DBManager.getFromCache(ExtVolAttr_OSD,vid=vol.vid)
            return VolList
        osdExtAttr=ExtVolAttr_OSD()
        odict=osdExtAttr.getDict()
        vdictList = self._osdvolDAO.getVolume(name_or_id, serv=serv, _cfg=self._CFG, _user=_user)
        self.Logger.debug("OSDgetVolume: vdictList=%s" % vdictList)
        for vdict in vdictList :
            StorageUsage=self.getStorageUsage([serv,],vdict["vid"])
            vdict["blocks_osd_on"]=StorageUsage["storageUsage"]["online"]["Data"]
            vdict["blocks_osd_off"]=StorageUsage["storageUsage"]["archival"]["Data"]
            vdict["blocks_fs"]=StorageUsage["storageUsage"]["fileserver"]["Data"]
            vdict["serv_uuid"]=afs.LookupUtil[self._CFG.CELL_NAME].getFSUUID(vdict["serv"],self._CFG,cached=False)
            vdict.pop("serv")
            self.Logger.debug("getVolume: vdict=%s" % vdict)
            # move stuff to OSD-dict
            for k in vdict.keys() :
                if k in odict.keys() : 
                    odict[k] = vdict[k] 
                    if k == "vid" : continue
                    vdict.pop(k)
            vol = Volume()
            # XXX: we need this to ignore the OsdAttr and ExtAttr in the copy-operation.
            vdict["ignAttrList"]=vol.ignAttrList
            vol.setByDict(vdict)
            if odict['osdPolicy'] != 0 : 
                vol.OsdAttr=odict
                osdExtAttr.setByDict(odict)

            if self._CFG.DB_CACHE :
                self.DBManager.setIntoCache(Volume,vol,vid=vol.vid,serv_uuid=serv_uuid,part=vol.part) 
                if odict['osdPolicy'] != 0 : 
                    self.DBManager.setIntoCache(ExtVolAttr_OSD,osdExtAttr,vid=osdExtAttr.vid) 
            VolList.append(vol) 
        return VolList
Esempio n. 2
0
    def getStorageUsage(self,servers,vid,oldStorageUsage=None,_user="") :
        """
        do a vos traverse on a single Volume and merge with another histogram, if given
        return result as a dict
        if cached = True, then save ExtVolAttr_OSD in DBCache
        """
        try:
            StorageUsage=self._osdvolDAO.traverse(servers, vid, _cfg=self._CFG, _user=_user)
        except:
            return emptyStorageUsageDict

        if oldStorageUsage == None : return StorageUsage
        if len(oldStorageUsage) == 0 : return StorageUsage

        # merge with given histogram
        # totals
        for k in StorageUsage["totals"].keys() :
            StorageUsage["totals"][k]["numFiles"] += oldStorageUsage["totals"][k]["numFiles"] 
            StorageUsage["totals"][k]["Data"] += oldStorageUsage["totals"][k]["Data"] 
        # logical
        for oldbin in oldStorageUsage["logical"] :
            found=False
            for b in range(len(StorageUsage["logical"])) :
                if oldbin["lowerSize"] == StorageUsage["logical"][b]["lowerSize"] :
                    found = True
                    StorageUsage["logical"][b]["numFiles"] += oldbin["numFiles"] 
                    StorageUsage["logical"][b]["binData"] += oldbin["binData"] 
                    break
            if not found :
                StorageUsage["logical"].append(oldbin)                
        # real storage
        for k in ["numFiles","Data"] :
            StorageUsage["storageUsage"]["fileserver"][k] += oldStorageUsage["storageUsage"]["fileserver"][k]
            StorageUsage["storageUsage"]["archival"][k] += oldStorageUsage["storageUsage"]["archival"][k]
            StorageUsage["storageUsage"]["online"][k] += oldStorageUsage["storageUsage"]["online"][k]
        # detailed 
        for k in oldStorageUsage["storageUsage"]["detailed"] :
            found = False
            for b in range(len(StorageUsage["storageUsage"]["detailed"])) :
                if StorageUsage["storageUsage"]["detailed"][b]["osdid"] == k["osdid"] :
                    found = True
                    StorageUsage["storageUsage"]["detailed"][b]["Data"] += k["Data"]
                    StorageUsage["storageUsage"]["detailed"][b]["numFiles"] += k["numFiles"]
            if not found :
                StorageUsage["storageUsage"]["detailed"].append(k)
        # withoutCopy
        for k in ["numFiles","Data"] :
            StorageUsage["withoutCopy"]["fileserver"][k] += oldStorageUsage["withoutCopy"]["fileserver"][k]
            StorageUsage["withoutCopy"]["archival"][k] += oldStorageUsage["withoutCopy"]["archival"][k]
            StorageUsage["withoutCopy"]["online"][k] += oldStorageUsage["withoutCopy"]["online"][k]
        for k in oldStorageUsage["storageUsage"]["detailed"] :
            found = False
            for b in range(len(StorageUsage["withoutCopy"]["detailed"])) :
                if StorageUsage["withoutCopy"]["detailed"][b]["osdid"] == k["osdid"] :
                    found = True
                    StorageUsage["withoutCopy"]["detailed"][b]["Data"] += k["Data"]
                    StorageUsage["withoutCopy"]["detailed"][b]["numFiles"] += k["numFiles"]
            if not found :
                StorageUsage["withoutCopy"]["detailed"].append(k)

        if self._CFG.DB_CACHE :
            OsdVolAttr={}
            OsdVolAttr['vid'] = vid
            OsdVolAttr['blocks_fs']=int(StorageUsage["storageUsage"]["fileserver"]["Data"])
            OsdVolAttr['blocks_osd_on']=int(StorageUsage["storageUsage"]["online"]["Data"])
            OsdVolAttr['blocks_osd_off']=int(StorageUsage["storageUsage"]["archival"]["Data"])
            thisObj=ExtVolAttr_OSD()
            thisObj.setByDict(OsdVolAttr)
            self.DBManager.setIntoCache(ExtVolAttr_OSD,thisObj,vid=thisObj.vid)
        return StorageUsage