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/*
* Copyright 2018 The CovenantSQL Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package worker
import (
"io/ioutil"
"os"
"sync/atomic"
"testing"
"time"
. "github.com/smartystreets/goconvey/convey"
"github.com/CovenantSQL/CovenantSQL/crypto"
"github.com/CovenantSQL/CovenantSQL/crypto/asymmetric"
"github.com/CovenantSQL/CovenantSQL/crypto/hash"
"github.com/CovenantSQL/CovenantSQL/crypto/kms"
"github.com/CovenantSQL/CovenantSQL/proto"
"github.com/CovenantSQL/CovenantSQL/route"
rpc "github.com/CovenantSQL/CovenantSQL/rpc/mux"
"github.com/CovenantSQL/CovenantSQL/types"
)
func TestDBMS(t *testing.T) {
Convey("test dbms", t, func() {
var err error
var server *rpc.Server
var cleanup func()
cleanup, server, err = initNode()
So(err, ShouldBeNil)
var (
privateKey *asymmetric.PrivateKey
publicKey *asymmetric.PublicKey
)
privateKey, err = kms.GetLocalPrivateKey()
So(err, ShouldBeNil)
publicKey = privateKey.PubKey()
var rootDir string
rootDir, err = ioutil.TempDir("", "dbms_test_")
So(err, ShouldBeNil)
cfg := &DBMSConfig{
RootDir: rootDir,
Server: server,
MaxReqTimeGap: time.Second * 5,
}
var dbms *DBMS
dbms, err = NewDBMS(cfg)
So(err, ShouldBeNil)
// init
err = dbms.Init()
So(err, ShouldBeNil)
dbms.busService.Stop()
// add database
var req *types.UpdateService
var res types.UpdateServiceResponse
var peers *proto.Peers
var block *types.Block
var nodeID proto.NodeID
nodeID, err = kms.GetLocalNodeID()
dbAddr := proto.AccountAddress(hash.HashH([]byte{'d', 'b'}))
dbID := dbAddr.DatabaseID()
dbAddr2 := proto.AccountAddress(hash.HashH([]byte{'a', 'b'}))
dbID2 := dbAddr2.DatabaseID()
userAddr, err := crypto.PubKeyHash(publicKey)
So(err, ShouldBeNil)
// create sqlchain block
block, err = types.CreateRandomBlock(rootHash, true)
So(err, ShouldBeNil)
// get peers
peers, err = getPeers(1)
So(err, ShouldBeNil)
// call with no BP privilege
req = new(types.UpdateService)
req.Header.Op = types.CreateDB
req.Header.Instance = types.ServiceInstance{
DatabaseID: dbID,
Peers: peers,
GenesisBlock: block,
}
err = req.Sign(privateKey)
So(err, ShouldBeNil)
var seqNo uint64
Convey("with bp privilege", func() {
// send update again
err = testRequest(route.DBSDeploy, req, &res)
So(err, ShouldBeNil)
Convey("query should fail", func() {
// sending write query
var writeQuery *types.Request
var queryRes *types.Response
writeQuery, err = buildQueryWithDatabaseID(types.WriteQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"create table test (test int)",
"insert into test values(1)",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, writeQuery, &queryRes)
So(err.Error(), ShouldContainSubstring, ErrPermissionDeny.Error())
// sending read query
var readQuery *types.Request
readQuery, err = buildQueryWithDatabaseID(types.ReadQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"select * from test",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, readQuery, &queryRes)
So(err.Error(), ShouldContainSubstring, ErrPermissionDeny.Error())
})
// grant write and read permission
err = dbms.UpdatePermission(dbAddr.DatabaseID(), userAddr,
&types.PermStat{Permission: types.UserPermissionFromRole(types.ReadWrite), Status: types.Normal})
So(err, ShouldBeNil)
userState, ok := dbms.busService.RequestPermStat(dbAddr.DatabaseID(), userAddr)
So(ok, ShouldBeTrue)
So(userState.Permission, ShouldNotBeNil)
So(userState.Permission.Role, ShouldEqual, types.ReadWrite)
So(userState.Status, ShouldEqual, types.Normal)
Convey("success write and read", func() {
// sending write query
var writeQuery *types.Request
var queryRes *types.Response
writeQuery, err = buildQueryWithDatabaseID(types.WriteQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"create table test (test int)",
"insert into test values(1)",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, writeQuery, &queryRes)
So(err, ShouldBeNil)
So(queryRes.Header.RowCount, ShouldEqual, 0)
// sending read query
var readQuery *types.Request
readQuery, err = buildQueryWithDatabaseID(types.ReadQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"select * from test",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, readQuery, &queryRes)
So(err, ShouldBeNil)
So(queryRes.Header.RowCount, ShouldEqual, uint64(1))
So(queryRes.Payload.Columns, ShouldResemble, []string{"test"})
So(queryRes.Payload.DeclTypes, ShouldResemble, []string{"int"})
So(queryRes.Payload.Rows, ShouldNotBeEmpty)
So(queryRes.Payload.Rows[0].Values, ShouldNotBeEmpty)
So(queryRes.Payload.Rows[0].Values[0], ShouldEqual, 1)
// sending read ack
var ack *types.Ack
ack, err = buildAck(queryRes)
So(err, ShouldBeNil)
var ackRes types.AckResponse
err = testRequest(route.DBSAck, ack, &ackRes)
So(err, ShouldBeNil)
_, _, err = dbms.observerFetchBlock(dbID2, nodeID, 1)
So(err.Error(), ShouldContainSubstring, ErrPermissionDeny.Error())
_, _, err = dbms.observerFetchBlock(dbID, nodeID, 1)
So(err, ShouldBeNil)
// revoke write permission
err = dbms.UpdatePermission(dbAddr.DatabaseID(), userAddr,
&types.PermStat{Permission: types.UserPermissionFromRole(types.Read), Status: types.Normal})
userState, ok := dbms.busService.RequestPermStat(dbAddr.DatabaseID(), userAddr)
So(ok, ShouldBeTrue)
So(userState.Permission, ShouldNotBeNil)
So(userState.Permission.Role, ShouldEqual, types.Read)
So(userState.Status, ShouldEqual, types.Normal)
Convey("success reading and fail to write", func() {
// sending write query
var writeQuery *types.Request
var queryRes *types.Response
writeQuery, err = buildQueryWithDatabaseID(types.WriteQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"insert into test values(1)",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, writeQuery, &queryRes)
So(err, ShouldNotBeNil)
So(err.Error(), ShouldContainSubstring, ErrPermissionDeny.Error())
// sending read query
var readQuery *types.Request
readQuery, err = buildQueryWithDatabaseID(types.ReadQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"select * from test",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, readQuery, &queryRes)
So(err, ShouldBeNil)
_, _, err = dbms.observerFetchBlock(dbID, nodeID, 1)
So(err, ShouldBeNil)
})
// grant write only permission
err = dbms.UpdatePermission(dbAddr.DatabaseID(), userAddr,
&types.PermStat{Permission: types.UserPermissionFromRole(types.Write), Status: types.Normal})
userState, ok = dbms.busService.RequestPermStat(dbAddr.DatabaseID(), userAddr)
So(ok, ShouldBeTrue)
So(userState.Permission, ShouldNotBeNil)
So(userState.Permission.Role, ShouldEqual, types.Write)
So(userState.Status, ShouldEqual, types.Normal)
Convey("success writing and failed to read", func() {
// sending read query
var readQuery *types.Request
var queryRes *types.Response
readQuery, err = buildQueryWithDatabaseID(types.ReadQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"select * from test",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, readQuery, &queryRes)
So(err, ShouldNotBeNil)
So(err.Error(), ShouldContainSubstring, ErrPermissionDeny.Error())
// sending write query
var writeQuery *types.Request
writeQuery, err = buildQueryWithDatabaseID(types.WriteQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"insert into test values(1)",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, writeQuery, &queryRes)
So(err, ShouldBeNil)
So(queryRes.Header.RowCount, ShouldEqual, 0)
})
})
// grant invalid permission
err = dbms.UpdatePermission(dbAddr.DatabaseID(), userAddr,
&types.PermStat{Permission: types.UserPermissionFromRole(types.Void), Status: types.Normal})
So(err, ShouldBeNil)
userState, ok = dbms.busService.RequestPermStat(dbAddr.DatabaseID(), userAddr)
So(ok, ShouldBeTrue)
So(userState.Permission, ShouldNotBeNil)
So(userState.Permission.Role, ShouldEqual, types.Void)
So(userState.Status, ShouldEqual, types.Normal)
Convey("invalid permission query should fail", func() {
// sending write query
var writeQuery *types.Request
var queryRes *types.Response
writeQuery, err = buildQueryWithDatabaseID(types.WriteQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"create table test (test int)",
"insert into test values(1)",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, writeQuery, &queryRes)
So(err.Error(), ShouldContainSubstring, ErrPermissionDeny.Error())
// sending read query
var readQuery *types.Request
readQuery, err = buildQueryWithDatabaseID(types.ReadQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"select * from test",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, readQuery, &queryRes)
So(err.Error(), ShouldContainSubstring, ErrPermissionDeny.Error())
_, _, err = dbms.observerFetchBlock(dbID, nodeID, 1)
So(err.Error(), ShouldContainSubstring, ErrPermissionDeny.Error())
})
// grant admin permission but in arrears
err = dbms.UpdatePermission(dbAddr.DatabaseID(), userAddr,
&types.PermStat{Permission: types.UserPermissionFromRole(types.Admin), Status: types.Arrears})
So(err, ShouldBeNil)
userState, ok = dbms.busService.RequestPermStat(dbAddr.DatabaseID(), userAddr)
So(ok, ShouldBeTrue)
So(userState.Permission, ShouldNotBeNil)
So(userState.Permission.Role, ShouldEqual, types.Admin)
So(userState.Status, ShouldEqual, types.Arrears)
Convey("arrears query should fail", func() {
// sending write query
var writeQuery *types.Request
var queryRes *types.Response
writeQuery, err = buildQueryWithDatabaseID(types.WriteQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"create table test (test int)",
"insert into test values(1)",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, writeQuery, &queryRes)
So(err.Error(), ShouldContainSubstring, ErrPermissionDeny.Error())
// sending read query
var readQuery *types.Request
readQuery, err = buildQueryWithDatabaseID(types.ReadQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"select * from test",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, readQuery, &queryRes)
So(err.Error(), ShouldContainSubstring, ErrPermissionDeny.Error())
})
// switch user to normal
err = dbms.UpdatePermission(dbAddr.DatabaseID(), userAddr,
&types.PermStat{Permission: types.UserPermissionFromRole(types.Admin), Status: types.Normal})
So(err, ShouldBeNil)
userState, ok = dbms.busService.RequestPermStat(dbAddr.DatabaseID(), userAddr)
So(ok, ShouldBeTrue)
So(userState.Permission, ShouldNotBeNil)
So(userState.Permission.Role, ShouldEqual, types.Admin)
So(userState.Status, ShouldEqual, types.Normal)
Convey("can send read and write queries", func() {
// sending write query
var writeQuery *types.Request
var queryRes *types.Response
writeQuery, err = buildQueryWithDatabaseID(types.WriteQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"create table test (test int)",
"insert into test values(1)",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, writeQuery, &queryRes)
So(err, ShouldBeNil)
So(queryRes.Header.RowCount, ShouldEqual, 0)
// sending read query
var readQuery *types.Request
readQuery, err = buildQueryWithDatabaseID(types.ReadQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"select * from test",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, readQuery, &queryRes)
So(err, ShouldBeNil)
So(queryRes.Header.RowCount, ShouldEqual, uint64(1))
So(queryRes.Payload.Columns, ShouldResemble, []string{"test"})
So(queryRes.Payload.DeclTypes, ShouldResemble, []string{"int"})
So(queryRes.Payload.Rows, ShouldNotBeEmpty)
So(queryRes.Payload.Rows[0].Values, ShouldNotBeEmpty)
So(queryRes.Payload.Rows[0].Values[0], ShouldEqual, 1)
// sending read ack
var ack *types.Ack
ack, err = buildAck(queryRes)
So(err, ShouldBeNil)
var ackRes types.AckResponse
err = testRequest(route.DBSAck, ack, &ackRes)
So(err, ShouldBeNil)
})
// enforce query pattern regulations
err = dbms.UpdatePermission(dbAddr.DatabaseID(), userAddr,
&types.PermStat{Permission: &types.UserPermission{
Role: types.Admin,
Patterns: []string{
"create table test (test int)",
"SELECT 1",
"INSERT INTO TEST VALUES(1)",
},
}, Status: types.Normal})
So(err, ShouldBeNil)
userState, ok = dbms.busService.RequestPermStat(dbAddr.DatabaseID(), userAddr)
So(ok, ShouldBeTrue)
So(userState.Permission, ShouldNotBeNil)
So(userState.Permission.Role, ShouldEqual, types.Admin)
So(userState.Permission.Patterns, ShouldHaveLength, 3)
Convey("query patterns restrictions", func() {
var writeQuery *types.Request
var queryRes *types.Response
// sending allowed write query
writeQuery, err = buildQueryWithDatabaseID(types.WriteQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"create table test (test int)",
"INSERT INTO TEST VALUES(1)",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, writeQuery, &queryRes)
So(err, ShouldBeNil)
So(queryRes.Header.RowCount, ShouldEqual, 0)
// sending allowed read query
var readQuery *types.Request
readQuery, err = buildQueryWithDatabaseID(types.ReadQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"SELECT 1",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, readQuery, &queryRes)
So(err, ShouldBeNil)
So(queryRes.Header.RowCount, ShouldEqual, uint64(1))
So(queryRes.Payload.Rows, ShouldHaveLength, 1)
So(queryRes.Payload.Rows[0].Values, ShouldHaveLength, 1)
So(queryRes.Payload.Rows[0].Values[0], ShouldEqual, 1)
// sending disallowed write query
writeQuery, err = buildQueryWithDatabaseID(types.WriteQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"insert into test values(1)",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, writeQuery, &queryRes)
So(err, ShouldNotBeNil)
// sending disallowed write query mixed with valid write query
writeQuery, err = buildQueryWithDatabaseID(types.WriteQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"INSERT INTO TEST VALUES(1)",
"insert into test values(1)",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, writeQuery, &queryRes)
So(err, ShouldNotBeNil)
// sending disallowed read query
readQuery, err = buildQueryWithDatabaseID(types.ReadQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"select * from test",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, readQuery, &queryRes)
So(err, ShouldNotBeNil)
// sending disallowed read query
readQuery, err = buildQueryWithDatabaseID(types.ReadQuery,
1, atomic.AddUint64(&seqNo, 1),
dbID, []string{
"SELECT 1",
"select * from test",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, readQuery, &queryRes)
So(err, ShouldNotBeNil)
})
// set back permission object
err = dbms.UpdatePermission(dbAddr.DatabaseID(), userAddr,
&types.PermStat{Permission: types.UserPermissionFromRole(types.Admin), Status: types.Normal})
So(err, ShouldBeNil)
userState, ok = dbms.busService.RequestPermStat(dbAddr.DatabaseID(), userAddr)
So(ok, ShouldBeTrue)
So(userState.Permission, ShouldNotBeNil)
So(userState.Permission.Role, ShouldEqual, types.Admin)
So(userState.Status, ShouldEqual, types.Normal)
Convey("query non-existent database", func() {
// sending write query
var writeQuery *types.Request
var queryRes *types.Response
writeQuery, err = buildQueryWithDatabaseID(types.WriteQuery,
1, atomic.AddUint64(&seqNo, 1),
proto.DatabaseID("db_not_exists"), []string{
"create table test (test int)",
"insert into test values(1)",
})
So(err, ShouldBeNil)
err = testRequest(route.DBSQuery, writeQuery, &queryRes)
So(err, ShouldNotBeNil)
})
Convey("update peers", func() {
// update database
peers, err = getPeers(2)
So(err, ShouldBeNil)
req = new(types.UpdateService)
req.Header.Op = types.UpdateDB
req.Header.Instance = types.ServiceInstance{
DatabaseID: dbID,
Peers: peers,
}
err = req.Sign(privateKey)
So(err, ShouldBeNil)
err = testRequest(route.DBSDeploy, req, &res)
So(err, ShouldBeNil)
})
Convey("drop database before shutdown", func() {
// drop database
req = new(types.UpdateService)
req.Header.Op = types.DropDB
req.Header.Instance = types.ServiceInstance{
DatabaseID: dbID,
}
err = req.Sign(privateKey)
So(err, ShouldBeNil)
err = testRequest(route.DBSDeploy, req, &res)
So(err, ShouldBeNil)
// shutdown
err = dbms.Shutdown()
So(err, ShouldBeNil)
})
})
Reset(func() {
// shutdown
err = dbms.Shutdown()
So(err, ShouldBeNil)
// cleanup
os.RemoveAll(rootDir)
cleanup()
})
})
}
func testRequest(method route.RemoteFunc, req interface{}, response interface{}) (err error) {
// get node id
var nodeID proto.NodeID
if nodeID, err = kms.GetLocalNodeID(); err != nil {
return
}
return rpc.NewCaller().CallNode(nodeID, method.String(), req, response)
}