Ejemplo n.º 1
0
    def _handleContents(self, pathId, fileId, fileStream,
                        configRestoreList, normalRestoreList,
                        oldFileId = None, oldVersion = None, oldfile = None,
                        restoreContents = True):
        # files with contents need to be tracked so we can stick
        # their contents in the archive "soon"; config files need
        # extra magic for tracking since we may have to merge
        # contents

        repos = self.repos

        if not fileStream or not restoreContents:
            # empty fileStream means there are no contents to restore
            return

        hasContents = (files.frozenFileHasContents(fileStream) and
                   not files.frozenFileFlags(fileStream).isEncapsulatedContent())
        if not hasContents:
            return

        fileFlags = files.frozenFileFlags(fileStream)
        if self.storeOnlyConfigFiles and not fileFlags.isConfig():
            return

        contentInfo = files.frozenFileContentInfo(fileStream)

        if fileFlags.isConfig():
            tup = (pathId, fileId, contentInfo.sha1(),
                   oldfile, fileId, oldVersion, oldFileId,
                   restoreContents)
            configRestoreList.append(tup)
        else:
            tup = (pathId, fileId, contentInfo.sha1(),
                   restoreContents)
            normalRestoreList.append(tup)
Ejemplo n.º 2
0
    def install(self, flags, troveCs):
        if troveCs.getOldVersion():
            oldTrv = self.db.getTrove(*troveCs.getOldNameVersionFlavor())
            trv = oldTrv.copy()
            trv.applyChangeSet(troveCs)
        else:
            oldTrv = None
            trv = trove.Trove(troveCs)

        #if oldTrv and oldTrv.troveInfo.capsule == trv.troveInfo.capsule:
        # the capsule hasn't changed, so don't reinstall it
        #return None

        for pathId, path, fileId, version in trv.iterFileList(capsules=True):
            # there should only be one...
            break

        assert (pathId == trove.CAPSULE_PATHID)

        if oldTrv:
            for oldPathId, oldPath, oldFileId, oldVersion in \
                            oldTrv.iterFileList(capsules = True):
                # there should only be one...
                break

            assert (oldPathId == trove.CAPSULE_PATHID)
            if (oldFileId == fileId
                    or oldTrv.troveInfo.capsule == trv.troveInfo.capsule):
                # good enough. this means changing capsule information
                # in trove info won't fool us into trying to reinstall
                # capsules which haven't changed. we check the capsule
                # information as well because derived packages change
                # the capsule fileIds. ugh.
                #
                # we do it in this order to make sure the test suite tests
                # both sides of the "or" above
                return

            self.remove(oldTrv)

        # is the capsule new or changed?
        changedFileInfos = [
            x for x in troveCs.getChangedFileList()
            if x[0] == trove.CAPSULE_PATHID
        ]
        if changedFileInfos:
            oldFileId = oldTrv.getFile(pathId)[1]
            oldFileObjs = self.db.getFileStream(oldFileId)
            fileObj = files.ThawFile(oldFileObjs, pathId)
            fileChange = self.changeSet.getFileChange(oldFileId, fileId)
            fileObj.twm(fileChange, fileObj)
            sha1 = fileObj.contents.sha1()
        else:
            fileStream = self.changeSet.getFileChange(None, fileId)
            sha1 = files.frozenFileContentInfo(fileStream).sha1()

        self.installs.append((troveCs, (pathId, path, fileId, sha1)))
        return (oldTrv, trv)
Ejemplo n.º 3
0
    def install(self, flags, troveCs):
        if troveCs.getOldVersion():
            oldTrv = self.db.getTrove(*troveCs.getOldNameVersionFlavor())
            trv = oldTrv.copy()
            trv.applyChangeSet(troveCs)
        else:
            oldTrv = None
            trv = trove.Trove(troveCs)

        #if oldTrv and oldTrv.troveInfo.capsule == trv.troveInfo.capsule:
            # the capsule hasn't changed, so don't reinstall it
            #return None

        for pathId, path, fileId, version in trv.iterFileList(capsules = True):
            # there should only be one...
            break

        assert(pathId == trove.CAPSULE_PATHID)

        if oldTrv:
            for oldPathId, oldPath, oldFileId, oldVersion in \
                            oldTrv.iterFileList(capsules = True):
                # there should only be one...
                break

            assert(oldPathId == trove.CAPSULE_PATHID)
            if (oldFileId == fileId or
                    oldTrv.troveInfo.capsule == trv.troveInfo.capsule):
                # good enough. this means changing capsule information
                # in trove info won't fool us into trying to reinstall
                # capsules which haven't changed. we check the capsule
                # information as well because derived packages change
                # the capsule fileIds. ugh.
                #
                # we do it in this order to make sure the test suite tests
                # both sides of the "or" above
                return

            self.remove(oldTrv)

        # is the capsule new or changed?
        changedFileInfos = [ x for x in troveCs.getChangedFileList()
                                if x[0] == trove.CAPSULE_PATHID ]
        if changedFileInfos:
            oldFileId = oldTrv.getFile(pathId)[1]
            oldFileObjs = self.db.getFileStream(oldFileId)
            fileObj = files.ThawFile(oldFileObjs, pathId)
            fileChange = self.changeSet.getFileChange(oldFileId, fileId)
            fileObj.twm(fileChange, fileObj)
            sha1 = fileObj.contents.sha1()
        else:
            fileStream = self.changeSet.getFileChange(None, fileId)
            sha1 = files.frozenFileContentInfo(fileStream).sha1()

        self.installs.append((troveCs, (pathId, path, fileId, sha1)))
        return (oldTrv, trv)
Ejemplo n.º 4
0
    def removeFile(self, pathId, fileId):
        stream = self.repos.getFileStream(fileId)
        sha1 = None
        if files.frozenFileHasContents(stream):
            flags = files.frozenFileFlags(stream)
            if flags.isConfig():
                contentInfo = files.frozenFileContentInfo(stream)
                sha1 = contentInfo.sha1()

        self.oldFile(pathId, fileId, sha1)
Ejemplo n.º 5
0
    def removeFile(self, pathId, fileId):
        stream = self.repos.getFileStream(fileId)
        sha1 = None
        if files.frozenFileHasContents(stream):
            flags = files.frozenFileFlags(stream)
            if flags.isConfig():
                contentInfo = files.frozenFileContentInfo(stream)
                sha1 = contentInfo.sha1()

        self.oldFile(pathId, fileId, sha1)
Ejemplo n.º 6
0
def _processTrove(changeSet, trvCs, mounts, sizes):

    for pathId, path, fileId, fVer in trvCs.getNewFileList():
        fStr = changeSet.getFileChange(None, fileId)
        fObj = files.frozenFileContentInfo(fStr)

        if type(fObj) == files.RegularFileStream:
            for mount in mounts:
                if path.startswith(mount):
                    blockSize = 4096
                    realSize = fObj.size()
                    nearestBlock = (realSize / blockSize + 1) * blockSize
                    sizes[mount] += nearestBlock
                    break
Ejemplo n.º 7
0
    def migrate3(self):
        logMe(2, "fixing missing sha1s")
        cu = self.db.cursor()

        cu.execute("""select streamId, stream from filestreams
                      where sha1 is NULL and stream is not NULL""")

        count = 0
        for (streamId, stream) in list(cu):
            if not files.frozenFileHasContents(stream): continue
            contentInfo = files.frozenFileContentInfo(stream)
            cu.execute("update filestreams set sha1=? where streamId=?",
                       cu.binary(contentInfo.sha1()), streamId)
            count += 1

        logMe(2, "fixed up %d rows" % count)
        cu.execute("""select streamId, stream from filestreams
                      where sha1 is NULL and stream is not NULL""")

        return True
Ejemplo n.º 8
0
    def migrate3(self):
        logMe(2, "fixing missing sha1s")
        cu = self.db.cursor()

        cu.execute("""select streamId, stream from filestreams
                      where sha1 is NULL and stream is not NULL""")

        count = 0
        for (streamId, stream) in list(cu):
            if not files.frozenFileHasContents(stream): continue
            contentInfo = files.frozenFileContentInfo(stream)
            cu.execute("update filestreams set sha1=? where streamId=?",
                       cu.binary(contentInfo.sha1()), streamId)
            count += 1

        logMe(2, "fixed up %d rows" % count)
        cu.execute("""select streamId, stream from filestreams
                      where sha1 is NULL and stream is not NULL""")

        return True
Ejemplo n.º 9
0
    def _handleContents(self,
                        pathId,
                        fileId,
                        fileStream,
                        configRestoreList,
                        normalRestoreList,
                        oldFileId=None,
                        oldVersion=None,
                        oldfile=None,
                        restoreContents=True):
        # files with contents need to be tracked so we can stick
        # their contents in the archive "soon"; config files need
        # extra magic for tracking since we may have to merge
        # contents

        repos = self.repos

        if not fileStream or not restoreContents:
            # empty fileStream means there are no contents to restore
            return

        hasContents = (
            files.frozenFileHasContents(fileStream)
            and not files.frozenFileFlags(fileStream).isEncapsulatedContent())
        if not hasContents:
            return

        fileFlags = files.frozenFileFlags(fileStream)
        if self.storeOnlyConfigFiles and not fileFlags.isConfig():
            return

        contentInfo = files.frozenFileContentInfo(fileStream)

        if fileFlags.isConfig():
            tup = (pathId, fileId, contentInfo.sha1(), oldfile, fileId,
                   oldVersion, oldFileId, restoreContents)
            configRestoreList.append(tup)
        else:
            tup = (pathId, fileId, contentInfo.sha1(), restoreContents)
            normalRestoreList.append(tup)
Ejemplo n.º 10
0
    def migrate(self):
        self.message('WARNING: do NOT interrupt this migration, you will leave your DB in a messy state')

        updateCursor = self.db.cursor()
        self.cu.execute("""
        CREATE TEMPORARY TABLE tmpSha1s(
        streamId INTEGER,
        sha1  BINARY(20))""",
                        start_transaction=False)
        self.cu.execute('CREATE INDEX tmpSha1sIdx ON tmpSha1s(streamId)')
        total = self.cu.execute('SELECT max(streamId) FROM FileStreams').fetchall()[0][0]
        gpct = 0
        for idx, (streamId, fileId, stream) in \
                enumerate(updateCursor.execute("SELECT streamId, fileId, stream FROM "
                                "FileStreams ORDER BY StreamId")):
            if stream and files.frozenFileHasContents(stream):
                contents = files.frozenFileContentInfo(stream)
                sha1 = contents.sha1()
                self.cu.execute("INSERT INTO tmpSha1s (streamId, sha1) VALUES (?,?)",
                                (streamId, self.cu.binary(sha1)))
            newPct = (streamId * 100)/total
            if newPct >= pct:
                logMe(3, 'Calculating sha1 for fileStream %s/%s (%02d%%)...' % (streamId, total, pct))
                pct = newPct + 5

        logMe(2, 'Populating FileStream Table with sha1s...')

        # delay this as long as possible, any CTRL-C after this point
        # will make future migrations fail.
        self.cu.execute("ALTER TABLE FileStreams ADD COLUMN "
                        "sha1        %(BINARY20)s"
                        % self.db.keywords)

        self.cu.execute("""
        UPDATE FileStreams
        SET sha1 = (
            SELECT sha1 FROM tmpSha1s
            WHERE FileStreams.streamid = tmpSha1s.streamid )
        """)
        self.cu.execute('DROP TABLE tmpSha1s')

        # because of the foreign key referential mess, we need to
        # destroy the FKs relationships, recreate the Entitlement
        # tables, and restore the data
        logMe(2, 'Updating Entitlements...')
        self.cu.execute("CREATE TABLE Entitlements2 AS SELECT * FROM "
                        "Entitlements")
        self.cu.execute("CREATE TABLE EntitlementGroups2 AS SELECT * FROM "
                        "EntitlementGroups")
        self.cu.execute("CREATE TABLE EntitlementOwners2 AS SELECT * FROM "
                        "EntitlementOwners")
        self.cu.execute("DROP TABLE Entitlements")
        self.cu.execute("DROP TABLE EntitlementOwners")
        self.cu.execute("DROP TABLE EntitlementGroups")

        self.db.loadSchema()
        schema.createEntitlements(self.db)

        self.cu.execute("INSERT INTO EntitlementGroups (entGroup, entGroupId) "
                        "SELECT entGroup, entGroupId FROM EntitlementGroups2")
        self.cu.execute("INSERT INTO EntitlementAccessMap (entGroupId, "
                        "userGroupId) SELECT entGroupId, userGroupId FROM "
                        "EntitlementGroups2")
        self.cu.execute("INSERT INTO Entitlements SELECT * FROM Entitlements2")
        self.cu.execute("INSERT INTO EntitlementOwners SELECT * FROM EntitlementOwners2")
        self.cu.execute("DROP TABLE Entitlements2")
        self.cu.execute("DROP TABLE EntitlementGroups2")
        self.cu.execute("DROP TABLE EntitlementOwners2")

        logMe(2, "Updating the Permissions table...")
        self.cu.execute("ALTER TABLE Permissions ADD COLUMN "
                        "canRemove   INTEGER NOT NULL DEFAULT 0"
                        % self.db.keywords)

        logMe(2, "Updating Instances table...")
        self.db.renameColumn("Instances", "isRedirect", "troveType")
        self.db.loadSchema()
        return self.Version
Ejemplo n.º 11
0
    def migrate(self):
        self.message(
            'WARNING: do NOT interrupt this migration, you will leave your DB in a messy state'
        )

        updateCursor = self.db.cursor()
        self.cu.execute("""
        CREATE TEMPORARY TABLE tmpSha1s(
        streamId INTEGER,
        sha1  BINARY(20))""",
                        start_transaction=False)
        self.cu.execute('CREATE INDEX tmpSha1sIdx ON tmpSha1s(streamId)')
        total = self.cu.execute(
            'SELECT max(streamId) FROM FileStreams').fetchall()[0][0]
        gpct = 0
        for idx, (streamId, fileId, stream) in \
                enumerate(updateCursor.execute("SELECT streamId, fileId, stream FROM "
                                "FileStreams ORDER BY StreamId")):
            if stream and files.frozenFileHasContents(stream):
                contents = files.frozenFileContentInfo(stream)
                sha1 = contents.sha1()
                self.cu.execute(
                    "INSERT INTO tmpSha1s (streamId, sha1) VALUES (?,?)",
                    (streamId, self.cu.binary(sha1)))
            newPct = (streamId * 100) / total
            if newPct >= pct:
                logMe(
                    3, 'Calculating sha1 for fileStream %s/%s (%02d%%)...' %
                    (streamId, total, pct))
                pct = newPct + 5

        logMe(2, 'Populating FileStream Table with sha1s...')

        # delay this as long as possible, any CTRL-C after this point
        # will make future migrations fail.
        self.cu.execute("ALTER TABLE FileStreams ADD COLUMN "
                        "sha1        %(BINARY20)s" % self.db.keywords)

        self.cu.execute("""
        UPDATE FileStreams
        SET sha1 = (
            SELECT sha1 FROM tmpSha1s
            WHERE FileStreams.streamid = tmpSha1s.streamid )
        """)
        self.cu.execute('DROP TABLE tmpSha1s')

        # because of the foreign key referential mess, we need to
        # destroy the FKs relationships, recreate the Entitlement
        # tables, and restore the data
        logMe(2, 'Updating Entitlements...')
        self.cu.execute("CREATE TABLE Entitlements2 AS SELECT * FROM "
                        "Entitlements")
        self.cu.execute("CREATE TABLE EntitlementGroups2 AS SELECT * FROM "
                        "EntitlementGroups")
        self.cu.execute("CREATE TABLE EntitlementOwners2 AS SELECT * FROM "
                        "EntitlementOwners")
        self.cu.execute("DROP TABLE Entitlements")
        self.cu.execute("DROP TABLE EntitlementOwners")
        self.cu.execute("DROP TABLE EntitlementGroups")

        self.db.loadSchema()
        schema.createEntitlements(self.db)

        self.cu.execute("INSERT INTO EntitlementGroups (entGroup, entGroupId) "
                        "SELECT entGroup, entGroupId FROM EntitlementGroups2")
        self.cu.execute("INSERT INTO EntitlementAccessMap (entGroupId, "
                        "userGroupId) SELECT entGroupId, userGroupId FROM "
                        "EntitlementGroups2")
        self.cu.execute("INSERT INTO Entitlements SELECT * FROM Entitlements2")
        self.cu.execute(
            "INSERT INTO EntitlementOwners SELECT * FROM EntitlementOwners2")
        self.cu.execute("DROP TABLE Entitlements2")
        self.cu.execute("DROP TABLE EntitlementGroups2")
        self.cu.execute("DROP TABLE EntitlementOwners2")

        logMe(2, "Updating the Permissions table...")
        self.cu.execute("ALTER TABLE Permissions ADD COLUMN "
                        "canRemove   INTEGER NOT NULL DEFAULT 0" %
                        self.db.keywords)

        logMe(2, "Updating Instances table...")
        self.db.renameColumn("Instances", "isRedirect", "troveType")
        self.db.loadSchema()
        return self.Version