Examples with MDataConnector org.apache.hadoop.hive.metastore.model.MDataConnector used on opensource projects

Example 1 with MDataConnector

use of org.apache.hadoop.hive.metastore.model.MDataConnector in project hive by apache.

the class ObjectStore method createDataConnector.

@Override
public void createDataConnector(DataConnector connector) throws InvalidObjectException, MetaException {
    boolean commited = false;
    MDataConnector mDataConnector = new MDataConnector();
    mDataConnector.setName(connector.getName().toLowerCase());
    mDataConnector.setType(connector.getType());
    mDataConnector.setUrl(connector.getUrl());
    mDataConnector.setDescription(connector.getDescription());
    mDataConnector.setParameters(connector.getParameters());
    mDataConnector.setOwnerName(connector.getOwnerName());
    PrincipalType ownerType = connector.getOwnerType();
    mDataConnector.setOwnerType((null == ownerType ? PrincipalType.USER.name() : ownerType.name()));
    mDataConnector.setCreateTime(connector.getCreateTime());
    try {
        openTransaction();
        pm.makePersistent(mDataConnector);
        commited = commitTransaction();
    } finally {
        if (!commited) {
            rollbackTransaction();
        }
    }
}

Example 2 with MDataConnector

use of org.apache.hadoop.hive.metastore.model.MDataConnector in project hive by apache.

the class ObjectStore method alterDataConnector.

/**
 * Alter the dataconnector object in metastore. Currently only the parameters
 * of the dataconnector or the owner can be changed.
 * @param dcName the dataconnector name
 * @param connector the Hive DataConnector object
 */
@Override
public boolean alterDataConnector(String dcName, DataConnector connector) throws MetaException, NoSuchObjectException {
    MDataConnector mdc = null;
    boolean committed = false;
    try {
        mdc = getMDataConnector(dcName);
        mdc.setUrl(connector.getUrl());
        mdc.setParameters(connector.getParameters());
        mdc.setOwnerName(connector.getOwnerName());
        if (connector.getOwnerType() != null) {
            mdc.setOwnerType(connector.getOwnerType().name());
        }
        if (org.apache.commons.lang3.StringUtils.isNotBlank(connector.getDescription())) {
            mdc.setDescription(connector.getDescription());
        }
        openTransaction();
        pm.makePersistent(mdc);
        committed = commitTransaction();
    } finally {
        if (!committed) {
            rollbackTransaction();
            return false;
        }
    }
    return true;
}

Example 3 with MDataConnector

use of org.apache.hadoop.hive.metastore.model.MDataConnector in project hive by apache.

the class ObjectStore method revokePrivileges.

@Override
public boolean revokePrivileges(PrivilegeBag privileges, boolean grantOption) throws InvalidObjectException, MetaException, NoSuchObjectException {
    boolean committed = false;
    try {
        openTransaction();
        List<Object> persistentObjs = new ArrayList<>();
        List<HiveObjectPrivilege> privilegeList = privileges.getPrivileges();
        if (CollectionUtils.isNotEmpty(privilegeList)) {
            Iterator<HiveObjectPrivilege> privIter = privilegeList.iterator();
            while (privIter.hasNext()) {
                HiveObjectPrivilege privDef = privIter.next();
                HiveObjectRef hiveObject = privDef.getHiveObject();
                String privilegeStr = privDef.getGrantInfo().getPrivilege();
                if (privilegeStr == null || privilegeStr.trim().equals("")) {
                    continue;
                }
                String[] privs = privilegeStr.split(",");
                String userName = privDef.getPrincipalName();
                PrincipalType principalType = privDef.getPrincipalType();
                String catName = hiveObject.isSetCatName() ? hiveObject.getCatName() : getDefaultCatalog(conf);
                if (hiveObject.getObjectType() == HiveObjectType.GLOBAL) {
                    List<MGlobalPrivilege> mSecUser = this.listPrincipalMGlobalGrants(userName, principalType);
                    boolean found = false;
                    for (String privilege : privs) {
                        for (MGlobalPrivilege userGrant : mSecUser) {
                            String userGrantPrivs = userGrant.getPrivilege();
                            if (privilege.equals(userGrantPrivs)) {
                                found = true;
                                if (grantOption) {
                                    if (userGrant.getGrantOption()) {
                                        userGrant.setGrantOption(false);
                                    } else {
                                        throw new MetaException("User " + userName + " does not have grant option with privilege " + privilege);
                                    }
                                }
                                persistentObjs.add(userGrant);
                                break;
                            }
                        }
                        if (!found) {
                            throw new InvalidObjectException("No user grant found for privileges " + privilege);
                        }
                    }
                } else if (hiveObject.getObjectType() == HiveObjectType.DATABASE) {
                    MDatabase dbObj = getMDatabase(catName, hiveObject.getDbName());
                    String db = hiveObject.getDbName();
                    boolean found = false;
                    List<MDBPrivilege> dbGrants = this.listPrincipalMDBGrants(userName, principalType, catName, db);
                    for (String privilege : privs) {
                        for (MDBPrivilege dbGrant : dbGrants) {
                            String dbGrantPriv = dbGrant.getPrivilege();
                            if (privilege.equals(dbGrantPriv)) {
                                found = true;
                                if (grantOption) {
                                    if (dbGrant.getGrantOption()) {
                                        dbGrant.setGrantOption(false);
                                    } else {
                                        throw new MetaException("User " + userName + " does not have grant option with privilege " + privilege);
                                    }
                                }
                                persistentObjs.add(dbGrant);
                                break;
                            }
                        }
                        if (!found) {
                            throw new InvalidObjectException("No database grant found for privileges " + privilege + " on database " + db);
                        }
                    }
                } else if (hiveObject.getObjectType() == HiveObjectType.DATACONNECTOR) {
                    MDataConnector dCObj = getMDataConnector(hiveObject.getObjectName());
                    String dc = hiveObject.getObjectName();
                    boolean found = false;
                    List<MDCPrivilege> dcGrants = this.listPrincipalMDCGrants(userName, principalType, catName, dc);
                    for (String privilege : privs) {
                        for (MDCPrivilege dcGrant : dcGrants) {
                            String dcGrantPriv = dcGrant.getPrivilege();
                            if (privilege.equals(dcGrantPriv)) {
                                found = true;
                                if (grantOption) {
                                    if (dcGrant.getGrantOption()) {
                                        dcGrant.setGrantOption(false);
                                    } else {
                                        throw new MetaException("User " + userName + " does not have grant option with privilege " + privilege);
                                    }
                                }
                                persistentObjs.add(dcGrant);
                                break;
                            }
                        }
                        if (!found) {
                            throw new InvalidObjectException("No dataconnector grant found for privileges " + privilege + " on data connector " + dc);
                        }
                    }
                } else if (hiveObject.getObjectType() == HiveObjectType.TABLE) {
                    boolean found = false;
                    List<MTablePrivilege> tableGrants = this.listAllMTableGrants(userName, principalType, catName, hiveObject.getDbName(), hiveObject.getObjectName());
                    for (String privilege : privs) {
                        for (MTablePrivilege tabGrant : tableGrants) {
                            String tableGrantPriv = tabGrant.getPrivilege();
                            if (privilege.equalsIgnoreCase(tableGrantPriv)) {
                                found = true;
                                if (grantOption) {
                                    if (tabGrant.getGrantOption()) {
                                        tabGrant.setGrantOption(false);
                                    } else {
                                        throw new MetaException("User " + userName + " does not have grant option with privilege " + privilege);
                                    }
                                }
                                persistentObjs.add(tabGrant);
                                break;
                            }
                        }
                        if (!found) {
                            throw new InvalidObjectException("No grant (" + privilege + ") found " + " on table " + hiveObject.getObjectName() + ", database is " + hiveObject.getDbName());
                        }
                    }
                } else if (hiveObject.getObjectType() == HiveObjectType.PARTITION) {
                    boolean found = false;
                    Table tabObj = this.getTable(catName, hiveObject.getDbName(), hiveObject.getObjectName(), null);
                    String partName = null;
                    if (hiveObject.getPartValues() != null) {
                        partName = Warehouse.makePartName(tabObj.getPartitionKeys(), hiveObject.getPartValues());
                    }
                    List<MPartitionPrivilege> partitionGrants = this.listPrincipalMPartitionGrants(userName, principalType, catName, hiveObject.getDbName(), hiveObject.getObjectName(), partName);
                    for (String privilege : privs) {
                        for (MPartitionPrivilege partGrant : partitionGrants) {
                            String partPriv = partGrant.getPrivilege();
                            if (partPriv.equalsIgnoreCase(privilege)) {
                                found = true;
                                if (grantOption) {
                                    if (partGrant.getGrantOption()) {
                                        partGrant.setGrantOption(false);
                                    } else {
                                        throw new MetaException("User " + userName + " does not have grant option with privilege " + privilege);
                                    }
                                }
                                persistentObjs.add(partGrant);
                                break;
                            }
                        }
                        if (!found) {
                            throw new InvalidObjectException("No grant (" + privilege + ") found " + " on table " + tabObj.getTableName() + ", partition is " + partName + ", database is " + tabObj.getDbName());
                        }
                    }
                } else if (hiveObject.getObjectType() == HiveObjectType.COLUMN) {
                    Table tabObj = this.getTable(catName, hiveObject.getDbName(), hiveObject.getObjectName(), null);
                    String partName = null;
                    if (hiveObject.getPartValues() != null) {
                        partName = Warehouse.makePartName(tabObj.getPartitionKeys(), hiveObject.getPartValues());
                    }
                    if (partName != null) {
                        List<MPartitionColumnPrivilege> mSecCol = listPrincipalMPartitionColumnGrants(userName, principalType, catName, hiveObject.getDbName(), hiveObject.getObjectName(), partName, hiveObject.getColumnName());
                        boolean found = false;
                        for (String privilege : privs) {
                            for (MPartitionColumnPrivilege col : mSecCol) {
                                String colPriv = col.getPrivilege();
                                if (colPriv.equalsIgnoreCase(privilege)) {
                                    found = true;
                                    if (grantOption) {
                                        if (col.getGrantOption()) {
                                            col.setGrantOption(false);
                                        } else {
                                            throw new MetaException("User " + userName + " does not have grant option with privilege " + privilege);
                                        }
                                    }
                                    persistentObjs.add(col);
                                    break;
                                }
                            }
                            if (!found) {
                                throw new InvalidObjectException("No grant (" + privilege + ") found " + " on table " + tabObj.getTableName() + ", partition is " + partName + ", column name = " + hiveObject.getColumnName() + ", database is " + tabObj.getDbName());
                            }
                        }
                    } else {
                        List<MTableColumnPrivilege> mSecCol = listPrincipalMTableColumnGrants(userName, principalType, catName, hiveObject.getDbName(), hiveObject.getObjectName(), hiveObject.getColumnName());
                        boolean found = false;
                        for (String privilege : privs) {
                            for (MTableColumnPrivilege col : mSecCol) {
                                String colPriv = col.getPrivilege();
                                if (colPriv.equalsIgnoreCase(privilege)) {
                                    found = true;
                                    if (grantOption) {
                                        if (col.getGrantOption()) {
                                            col.setGrantOption(false);
                                        } else {
                                            throw new MetaException("User " + userName + " does not have grant option with privilege " + privilege);
                                        }
                                    }
                                    persistentObjs.add(col);
                                    break;
                                }
                            }
                            if (!found) {
                                throw new InvalidObjectException("No grant (" + privilege + ") found " + " on table " + tabObj.getTableName() + ", column name = " + hiveObject.getColumnName() + ", database is " + tabObj.getDbName());
                            }
                        }
                    }
                }
            }
        }
        if (CollectionUtils.isNotEmpty(persistentObjs)) {
            if (grantOption) {
            // If grant option specified, only update the privilege, don't remove it.
            // Grant option has already been removed from the privileges in the section above
            } else {
                pm.deletePersistentAll(persistentObjs);
            }
        }
        committed = commitTransaction();
    } finally {
        if (!committed) {
            rollbackTransaction();
        }
    }
    return committed;
}

Example 4 with MDataConnector

use of org.apache.hadoop.hive.metastore.model.MDataConnector in project hive by apache.

the class ObjectStore method getMDataConnector.

@SuppressWarnings("nls")
private MDataConnector getMDataConnector(String name) throws NoSuchObjectException {
    MDataConnector mdc = null;
    boolean commited = false;
    Query query = null;
    try {
        openTransaction();
        name = normalizeIdentifier(name);
        query = pm.newQuery(MDataConnector.class, "name == dcname");
        query.declareParameters("java.lang.String dcname");
        query.setUnique(true);
        mdc = (MDataConnector) query.execute(name);
        pm.retrieve(mdc);
        commited = commitTransaction();
    } finally {
        rollbackAndCleanup(commited, query);
    }
    if (mdc == null) {
        throw new NoSuchObjectException("There is no dataconnector " + name);
    }
    return mdc;
}

Example 5 with MDataConnector

use of org.apache.hadoop.hive.metastore.model.MDataConnector in project hive by apache.

the class ObjectStore method dropDataConnector.

@Override
public boolean dropDataConnector(String dcname) throws NoSuchObjectException, MetaException {
    boolean success = false;
    LOG.info("Dropping dataconnector {} ", dcname);
    dcname = normalizeIdentifier(dcname);
    try {
        openTransaction();
        // then drop the dataconnector
        MDataConnector mdb = getMDataConnector(dcname);
        pm.retrieve(mdb);
        List<MDCPrivilege> dcGrants = this.listDataConnectorGrants(dcname, null);
        if (CollectionUtils.isNotEmpty(dcGrants)) {
            pm.deletePersistentAll(dcGrants);
        }
        pm.deletePersistent(mdb);
        success = commitTransaction();
    } catch (Exception e) {
        throw new MetaException(e.getMessage() + " " + org.apache.hadoop.hive.metastore.utils.StringUtils.stringifyException(e));
    } finally {
        rollbackAndCleanup(success, null);
    }
    return success;
}