storj/pkg/piecestore/psserver/server_test.go
Bryan White ee62e2a9d8
Use transport client and cleanup all the clients (#574)
* wip

* linter fixes

* linter fixes

* test fixes

* linter fixes

* fix merge + restructure piecestore packages

* review feedback

* linter fixes

* linter fixes

* remove unnecessary aliases to piecestore

* more merge fixing
2018-11-06 18:49:17 +01:00

591 lines
14 KiB
Go

// Copyright (C) 2018 Storj Labs, Inc.
// See LICENSE for copying information.
package psserver
import (
"bytes"
"crypto"
"crypto/ecdsa"
"fmt"
"io"
"io/ioutil"
"log"
"net"
"os"
"path"
"path/filepath"
"runtime"
"strings"
"testing"
"github.com/gogo/protobuf/proto"
"github.com/gtank/cryptopasta"
_ "github.com/mattn/go-sqlite3"
"github.com/stretchr/testify/assert"
"golang.org/x/net/context"
"google.golang.org/grpc"
"storj.io/storj/pkg/pb"
"storj.io/storj/pkg/piecestore"
"storj.io/storj/pkg/piecestore/psserver/psdb"
"storj.io/storj/pkg/provider"
)
var ctx = context.Background()
func writeFileToDir(name, dir string) error {
file, err := pstore.StoreWriter(name, dir)
if err != nil {
return err
}
// Close when finished
_, err = io.Copy(file, bytes.NewReader([]byte("butts")))
if err != nil {
_ = file.Close()
return err
}
return file.Close()
}
func TestPiece(t *testing.T) {
TS := NewTestServer(t)
defer TS.Stop()
if err := writeFileToDir("11111111111111111111", TS.s.DataDir); err != nil {
t.Errorf("Error: %v\nCould not create test piece", err)
return
}
defer func() { _ = pstore.Delete("11111111111111111111", TS.s.DataDir) }()
// set up test cases
tests := []struct {
id string
size int64
expiration int64
err string
}{
{ // should successfully retrieve piece meta-data
id: "11111111111111111111",
size: 5,
expiration: 9999999999,
err: "",
},
{ // server should err with invalid id
id: "123",
size: 5,
expiration: 9999999999,
err: "rpc error: code = Unknown desc = argError: Invalid id length",
},
{ // server should err with nonexistent file
id: "22222222222222222222",
size: 5,
expiration: 9999999999,
err: fmt.Sprintf("rpc error: code = Unknown desc = stat %s: no such file or directory", path.Join(TS.s.DataDir, "/22/22/2222222222222222")),
},
{ // server should err with invalid TTL
id: "22222222222222222222;DELETE*FROM TTL;;;;",
size: 5,
expiration: 9999999999,
err: "rpc error: code = Unknown desc = PSServer error: Invalid ID",
},
}
for _, tt := range tests {
t.Run("should return expected PieceSummary values", func(t *testing.T) {
assert := assert.New(t)
// simulate piece TTL entry
_, err := TS.s.DB.DB.Exec(fmt.Sprintf(`INSERT INTO ttl (id, created, expires) VALUES ("%s", "%d", "%d")`, tt.id, 1234567890, tt.expiration))
assert.NoError(err)
defer func() {
_, err := TS.s.DB.DB.Exec(fmt.Sprintf(`DELETE FROM ttl WHERE id="%s"`, tt.id))
assert.NoError(err)
}()
req := &pb.PieceId{Id: tt.id}
resp, err := TS.c.Piece(ctx, req)
if tt.err != "" {
assert.NotNil(err)
if runtime.GOOS == "windows" && strings.Contains(tt.err, "no such file or directory") {
//TODO (windows): ignoring for windows due to different underlying error
return
}
assert.Equal(tt.err, err.Error())
return
}
assert.NoError(err)
assert.Equal(tt.id, resp.GetId())
assert.Equal(tt.size, resp.GetSize())
assert.Equal(tt.expiration, resp.GetExpirationUnixSec())
})
}
}
func TestRetrieve(t *testing.T) {
t.Skip("broken test")
TS := NewTestServer(t)
defer TS.Stop()
// simulate piece stored with storagenode
if err := writeFileToDir("11111111111111111111", TS.s.DataDir); err != nil {
t.Errorf("Error: %v\nCould not create test piece", err)
return
}
defer func() { _ = pstore.Delete("11111111111111111111", TS.s.DataDir) }()
// set up test cases
tests := []struct {
id string
reqSize int64
respSize int64
allocSize int64
offset int64
content []byte
err string
}{
{ // should successfully retrieve data
id: "11111111111111111111",
reqSize: 5,
respSize: 5,
allocSize: 5,
offset: 0,
content: []byte("butts"),
err: "",
},
{ // should successfully retrieve data in customizeable increments
id: "11111111111111111111",
reqSize: 5,
respSize: 5,
allocSize: 2,
offset: 0,
content: []byte("butts"),
err: "",
},
{ // should successfully retrieve data with lower allocations
id: "11111111111111111111",
reqSize: 5,
respSize: 3,
allocSize: 3,
offset: 0,
content: []byte("but"),
err: "",
},
{ // should successfully retrieve data
id: "11111111111111111111",
reqSize: -1,
respSize: 5,
allocSize: 5,
offset: 0,
content: []byte("butts"),
err: "",
},
{ // server should err with invalid id
id: "123",
reqSize: 5,
respSize: 5,
allocSize: 5,
offset: 0,
content: []byte("butts"),
err: "rpc error: code = Unknown desc = argError: Invalid id length",
},
{ // server should err with nonexistent file
id: "22222222222222222222",
reqSize: 5,
respSize: 5,
allocSize: 5,
offset: 0,
content: []byte("butts"),
err: fmt.Sprintf("rpc error: code = Unknown desc = retrieve error: stat %s: no such file or directory", path.Join(TS.s.DataDir, "/22/22/2222222222222222")),
},
{ // server should return expected content and respSize with offset and excess reqSize
id: "11111111111111111111",
reqSize: 5,
respSize: 4,
allocSize: 5,
offset: 1,
content: []byte("utts"),
err: "",
},
{ // server should return expected content with reduced reqSize
id: "11111111111111111111",
reqSize: 4,
respSize: 4,
allocSize: 5,
offset: 0,
content: []byte("butt"),
err: "",
},
}
for _, tt := range tests {
t.Run("should return expected PieceRetrievalStream values", func(t *testing.T) {
assert := assert.New(t)
stream, err := TS.c.Retrieve(ctx)
assert.NoError(err)
// send piece database
err = stream.Send(&pb.PieceRetrieval{PieceData: &pb.PieceRetrieval_PieceData{Id: tt.id, Size: tt.reqSize, Offset: tt.offset}})
assert.NoError(err)
totalAllocated := int64(0)
var data string
var totalRetrieved = int64(0)
var resp *pb.PieceRetrievalStream
for totalAllocated < tt.respSize {
// Send bandwidth bandwidthAllocation
totalAllocated += tt.allocSize
ba := pb.RenterBandwidthAllocation{
Data: serializeData(&pb.RenterBandwidthAllocation_Data{
PayerAllocation: &pb.PayerBandwidthAllocation{},
Total: totalAllocated,
}),
}
s, err := cryptopasta.Sign(ba.Data, TS.k.(*ecdsa.PrivateKey))
assert.NoError(err)
ba.Signature = s
err = stream.Send(
&pb.PieceRetrieval{
Bandwidthallocation: &ba,
},
)
assert.NoError(err)
resp, err = stream.Recv()
if tt.err != "" {
assert.NotNil(err)
if runtime.GOOS == "windows" && strings.Contains(tt.err, "no such file or directory") {
//TODO (windows): ignoring for windows due to different underlying error
return
}
assert.Equal(tt.err, err.Error())
return
}
data = fmt.Sprintf("%s%s", data, string(resp.GetContent()))
totalRetrieved += resp.GetSize()
}
assert.NoError(err)
assert.NotNil(resp)
if resp != nil {
assert.Equal(tt.respSize, totalRetrieved)
assert.Equal(string(tt.content), data)
}
})
}
}
func TestStore(t *testing.T) {
TS := NewTestServer(t)
defer TS.Stop()
db := TS.s.DB.DB
tests := []struct {
id string
ttl int64
content []byte
message string
totalReceived int64
err string
}{
{ // should successfully store data
id: "99999999999999999999",
ttl: 9999999999,
content: []byte("butts"),
message: "OK",
totalReceived: 5,
err: "",
},
{ // should err with invalid id length
id: "butts",
ttl: 9999999999,
content: []byte("butts"),
message: "",
totalReceived: 0,
err: "rpc error: code = Unknown desc = argError: Invalid id length",
},
{ // should err with piece ID not specified
id: "",
ttl: 9999999999,
content: []byte("butts"),
message: "",
totalReceived: 0,
err: "rpc error: code = Unknown desc = store error: Piece ID not specified",
},
}
for _, tt := range tests {
t.Run("should return expected PieceStoreSummary values", func(t *testing.T) {
assert := assert.New(t)
stream, err := TS.c.Store(ctx)
assert.NoError(err)
// Write the buffer to the stream we opened earlier
err = stream.Send(&pb.PieceStore{Piecedata: &pb.PieceStore_PieceData{Id: tt.id, ExpirationUnixSec: tt.ttl}})
assert.NoError(err)
// Send Bandwidth Allocation Data
msg := &pb.PieceStore{
Piecedata: &pb.PieceStore_PieceData{Content: tt.content},
Bandwidthallocation: &pb.RenterBandwidthAllocation{
Data: serializeData(&pb.RenterBandwidthAllocation_Data{
PayerAllocation: &pb.PayerBandwidthAllocation{},
Total: int64(len(tt.content)),
}),
},
}
s, err := cryptopasta.Sign(msg.Bandwidthallocation.Data, TS.k.(*ecdsa.PrivateKey))
assert.NoError(err)
msg.Bandwidthallocation.Signature = s
// Write the buffer to the stream we opened earlier
err = stream.Send(msg)
if err != io.EOF && err != nil {
assert.NoError(err)
}
resp, err := stream.CloseAndRecv()
if tt.err != "" {
assert.NotNil(err)
assert.Equal(tt.err, err.Error())
return
}
assert.NoError(err)
defer func() {
_, err := db.Exec(fmt.Sprintf(`DELETE FROM ttl WHERE id="%s"`, tt.id))
assert.NoError(err)
}()
// check db to make sure agreement and signature were stored correctly
rows, err := db.Query(`SELECT agreement, signature FROM bandwidth_agreements`)
assert.NoError(err)
defer func() { assert.NoError(rows.Close()) }()
for rows.Next() {
var (
agreement []byte
signature []byte
)
err = rows.Scan(&agreement, &signature)
assert.NoError(err)
decoded := &pb.RenterBandwidthAllocation_Data{}
err = proto.Unmarshal(agreement, decoded)
assert.NoError(err)
assert.Equal(msg.Bandwidthallocation.GetSignature(), signature)
assert.Equal(&pb.PayerBandwidthAllocation{}, decoded.GetPayerAllocation())
assert.Equal(int64(len(tt.content)), decoded.GetTotal())
}
err = rows.Err()
assert.NoError(err)
assert.Equal(tt.message, resp.Message)
assert.Equal(tt.totalReceived, resp.TotalReceived)
})
}
}
func TestDelete(t *testing.T) {
TS := NewTestServer(t)
defer TS.Stop()
db := TS.s.DB.DB
// set up test cases
tests := []struct {
id string
message string
err string
}{
{ // should successfully delete data
id: "11111111111111111111",
message: "OK",
err: "",
},
{ // should err with invalid id length
id: "123",
message: "rpc error: code = Unknown desc = argError: Invalid id length",
err: "rpc error: code = Unknown desc = argError: Invalid id length",
},
{ // should return OK with nonexistent file
id: "22222222222222222223",
message: "OK",
err: "",
},
}
for _, tt := range tests {
t.Run("should return expected PieceDeleteSummary values", func(t *testing.T) {
assert := assert.New(t)
// simulate piece stored with storagenode
if err := writeFileToDir("11111111111111111111", TS.s.DataDir); err != nil {
t.Errorf("Error: %v\nCould not create test piece", err)
return
}
// simulate piece TTL entry
_, err := db.Exec(fmt.Sprintf(`INSERT INTO ttl (id, created, expires) VALUES ("%s", "%d", "%d")`, tt.id, 1234567890, 1234567890))
assert.NoError(err)
defer func() {
_, err := db.Exec(fmt.Sprintf(`DELETE FROM ttl WHERE id="%s"`, tt.id))
assert.NoError(err)
}()
defer func() {
assert.NoError(pstore.Delete("11111111111111111111", TS.s.DataDir))
}()
req := &pb.PieceDelete{Id: tt.id}
resp, err := TS.c.Delete(ctx, req)
if tt.err != "" {
assert.Equal(tt.err, err.Error())
return
}
assert.NoError(err)
assert.Equal(tt.message, resp.GetMessage())
// if test passes, check if file was indeed deleted
filePath, err := pstore.PathByID(tt.id, TS.s.DataDir)
assert.NoError(err)
if _, err = os.Stat(filePath); os.IsExist(err) {
t.Errorf("File not deleted")
return
}
})
}
}
func newTestServerStruct(t *testing.T) (*Server, func()) {
tmp, err := ioutil.TempDir("", "storj-piecestore")
if err != nil {
log.Fatalf("failed temp-dir: %v", err)
}
tempDBPath := filepath.Join(tmp, "test.db")
tempDir := filepath.Join(tmp, "test-data", "3000")
psDB, err := psdb.Open(ctx, tempDir, tempDBPath)
if err != nil {
t.Fatalf("failed open psdb: %v", err)
}
verifier := func(authorization *pb.SignedMessage) error {
return nil
}
server := &Server{DataDir: tempDir, DB: psDB, verifier: verifier}
return server, func() {
if serr := server.Stop(ctx); serr != nil {
t.Fatal(serr)
}
// TODO:fix this error check
_ = os.RemoveAll(tmp)
// if err := os.RemoveAll(tmp); err != nil {
// t.Fatal(err)
// }
}
}
func connect(addr string, o ...grpc.DialOption) (pb.PieceStoreRoutesClient, *grpc.ClientConn) {
conn, err := grpc.Dial(addr, o...)
if err != nil {
log.Fatalf("did not connect: %v", err)
}
c := pb.NewPieceStoreRoutesClient(conn)
return c, conn
}
type TestServer struct {
s *Server
scleanup func()
grpcs *grpc.Server
conn *grpc.ClientConn
c pb.PieceStoreRoutesClient
k crypto.PrivateKey
}
func NewTestServer(t *testing.T) *TestServer {
check := func(e error) {
if !assert.NoError(t, e) {
t.Fail()
}
}
caS, err := provider.NewTestCA(context.Background())
check(err)
fiS, err := caS.NewIdentity()
check(err)
so, err := fiS.ServerOption()
check(err)
caC, err := provider.NewTestCA(context.Background())
check(err)
fiC, err := caC.NewIdentity()
check(err)
co, err := fiC.DialOption()
check(err)
s, cleanup := newTestServerStruct(t)
grpcs := grpc.NewServer(so)
k, ok := fiC.Key.(*ecdsa.PrivateKey)
assert.True(t, ok)
ts := &TestServer{s: s, scleanup: cleanup, grpcs: grpcs, k: k}
addr := ts.start()
ts.c, ts.conn = connect(addr, co)
return ts
}
func (TS *TestServer) start() (addr string) {
lis, err := net.Listen("tcp", "127.0.0.1:0")
if err != nil {
log.Fatalf("failed to listen: %v", err)
}
pb.RegisterPieceStoreRoutesServer(TS.grpcs, TS.s)
go func() {
if err := TS.grpcs.Serve(lis); err != nil {
log.Fatalf("failed to serve: %v", err)
}
}()
return lis.Addr().String()
}
func (TS *TestServer) Stop() {
if err := TS.conn.Close(); err != nil {
panic(err)
}
TS.grpcs.Stop()
TS.scleanup()
}
func serializeData(ba *pb.RenterBandwidthAllocation_Data) []byte {
data, _ := proto.Marshal(ba)
return data
}