func (s *S) TestAuthURLWithDatabase(c *C) {
session, err := mgo.Dial("mongodb://*****:*****@localhost:40002")
c.Assert(err, IsNil)
defer session.Close()
mydb := session.DB("mydb")
err = mydb.AddUser("myruser", "mypass", true)
c.Assert(err, IsNil)
// Test once with database, and once with source.
for i := 0; i < 2; i++ {
var url string
if i == 0 {
url = "mongodb://*****:*****@localhost:40002/mydb"
} else {
url = "mongodb://*****:*****@localhost:40002/admin?authSource=mydb"
}
usession, err := mgo.Dial(url)
c.Assert(err, IsNil)
defer usession.Close()
ucoll := usession.DB("mydb").C("mycoll")
err = ucoll.FindId(0).One(nil)
c.Assert(err, Equals, mgo.ErrNotFound)
err = ucoll.Insert(M{"n": 1})
c.Assert(err, ErrorMatches, "unauthorized|not authorized .*")
}
}
func (s *S) TestPrimaryShutdownOnAuthShard(c *C) {
if *fast {
c.Skip("-fast")
}
// Dial the shard.
session, err := mgo.Dial("localhost:40203")
c.Assert(err, IsNil)
defer session.Close()
// Login and insert something to make it more realistic.
session.DB("admin").Login("root", "rapadura")
coll := session.DB("mydb").C("mycoll")
err = coll.Insert(bson.M{"n": 1})
c.Assert(err, IsNil)
// Dial the replica set to figure the master out.
rs, err := mgo.Dial("root:rapadura@localhost:40031")
c.Assert(err, IsNil)
defer rs.Close()
// With strong consistency, this will open a socket to the master.
result := &struct{ Host string }{}
err = rs.Run("serverStatus", result)
c.Assert(err, IsNil)
// Kill the master.
host := result.Host
s.Stop(host)
// This must fail, since the connection was broken.
err = rs.Run("serverStatus", result)
c.Assert(err, Equals, io.EOF)
// This won't work because the master just died.
err = coll.Insert(bson.M{"n": 2})
c.Assert(err, NotNil)
// Refresh session and wait for re-election.
session.Refresh()
for i := 0; i < 60; i++ {
err = coll.Insert(bson.M{"n": 3})
if err == nil {
break
}
c.Logf("Waiting for replica set to elect a new master. Last error: %v", err)
time.Sleep(500 * time.Millisecond)
}
c.Assert(err, IsNil)
count, err := coll.Count()
c.Assert(count > 1, Equals, true)
}
func (s *S) TestAuthLoginSession(c *C) {
// Test both with a normal database and with an authenticated shard.
for _, addr := range []string{"localhost:40002", "localhost:40203"} {
session, err := mgo.Dial(addr)
c.Assert(err, IsNil)
defer session.Close()
coll := session.DB("mydb").C("mycoll")
err = coll.Insert(M{"n": 1})
c.Assert(err, ErrorMatches, "unauthorized|need to login|not authorized .*")
cred := mgo.Credential{
Username: "******",
Password: "******",
}
err = session.Login(&cred)
c.Assert(err, ErrorMatches, "auth fail(s|ed)")
cred.Password = "******"
err = session.Login(&cred)
c.Assert(err, IsNil)
err = coll.Insert(M{"n": 1})
c.Assert(err, IsNil)
}
}
func (s *S) TestAuthLoginLogout(c *C) {
// Test both with a normal database and with an authenticated shard.
for _, addr := range []string{"localhost:40002", "localhost:40203"} {
session, err := mgo.Dial(addr)
c.Assert(err, IsNil)
defer session.Close()
admindb := session.DB("admin")
err = admindb.Login("root", "rapadura")
c.Assert(err, IsNil)
admindb.Logout()
coll := session.DB("mydb").C("mycoll")
err = coll.Insert(M{"n": 1})
c.Assert(err, ErrorMatches, "unauthorized|need to login|not authorized .*")
// Must have dropped auth from the session too.
session = session.Copy()
defer session.Close()
coll = session.DB("mydb").C("mycoll")
err = coll.Insert(M{"n": 1})
c.Assert(err, ErrorMatches, "unauthorized|need to login|not authorized .*")
}
}
func (s *S) TestAuthLoginChangePassword(c *C) {
session, err := mgo.Dial("localhost:40002")
c.Assert(err, IsNil)
defer session.Close()
admindb := session.DB("admin")
err = admindb.Login("root", "rapadura")
c.Assert(err, IsNil)
mydb := session.DB("mydb")
err = mydb.AddUser("myuser", "myoldpass", false)
c.Assert(err, IsNil)
err = mydb.Login("myuser", "myoldpass")
c.Assert(err, IsNil)
err = mydb.AddUser("myuser", "mynewpass", true)
c.Assert(err, IsNil)
err = mydb.Login("myuser", "mynewpass")
c.Assert(err, IsNil)
admindb.Logout()
// The second login must be in effect, which means read-only.
err = mydb.C("mycoll").Insert(M{"n": 1})
c.Assert(err, ErrorMatches, "unauthorized|not authorized .*")
}
func (s *S) TestAuthLoginSwitchUser(c *C) {
session, err := mgo.Dial("localhost:40002")
c.Assert(err, IsNil)
defer session.Close()
admindb := session.DB("admin")
err = admindb.Login("root", "rapadura")
c.Assert(err, IsNil)
coll := session.DB("mydb").C("mycoll")
err = coll.Insert(M{"n": 1})
c.Assert(err, IsNil)
err = admindb.Login("reader", "rapadura")
c.Assert(err, IsNil)
// Can't write.
err = coll.Insert(M{"n": 1})
c.Assert(err, ErrorMatches, "unauthorized|not authorized .*")
// But can read.
result := struct{ N int }{}
err = coll.Find(nil).One(&result)
c.Assert(err, IsNil)
c.Assert(result.N, Equals, 1)
}
func (s *S) TestAuthKerberosCred(c *C) {
if !*kerberosFlag {
c.Skip("no -kerberos")
}
cred := &mgo.Credential{
Username: kerberosUser,
Mechanism: "GSSAPI",
}
c.Logf("Connecting to %s...", kerberosHost)
session, err := mgo.Dial(kerberosHost)
defer session.Close()
c.Logf("Connected! Testing the need for authentication...")
c.Assert(err, IsNil)
names, err := session.DatabaseNames()
c.Assert(err, ErrorMatches, "unauthorized")
c.Logf("Authenticating...")
err = session.Login(cred)
c.Assert(err, IsNil)
c.Logf("Authenticated!")
names, err = session.DatabaseNames()
c.Assert(err, IsNil)
c.Assert(len(names) > 0, Equals, true)
}
func (s *S) TestAuthAddUser(c *C) {
session, err := mgo.Dial("localhost:40002")
c.Assert(err, IsNil)
defer session.Close()
admindb := session.DB("admin")
err = admindb.Login("root", "rapadura")
c.Assert(err, IsNil)
mydb := session.DB("mydb")
err = mydb.AddUser("myruser", "mypass", true)
c.Assert(err, IsNil)
err = mydb.AddUser("mywuser", "mypass", false)
c.Assert(err, IsNil)
err = mydb.Login("myruser", "mypass")
c.Assert(err, IsNil)
admindb.Logout()
coll := session.DB("mydb").C("mycoll")
err = coll.Insert(M{"n": 1})
c.Assert(err, ErrorMatches, "unauthorized|not authorized .*")
err = mydb.Login("mywuser", "mypass")
c.Assert(err, IsNil)
err = coll.Insert(M{"n": 1})
c.Assert(err, IsNil)
}
func (s *S) TestSelectServers(c *C) {
if !s.versionAtLeast(2, 2) {
c.Skip("read preferences introduced in 2.2")
}
session, err := mgo.Dial("localhost:40011")
c.Assert(err, IsNil)
defer session.Close()
session.SetMode(mgo.Eventual, true)
var result struct{ Host string }
session.Refresh()
session.SelectServers(bson.D{{"rs1", "b"}})
err = session.Run("serverStatus", &result)
c.Assert(err, IsNil)
c.Assert(hostPort(result.Host), Equals, "40012")
session.Refresh()
session.SelectServers(bson.D{{"rs1", "c"}})
err = session.Run("serverStatus", &result)
c.Assert(err, IsNil)
c.Assert(hostPort(result.Host), Equals, "40013")
}
func (s *S) TestAuthUpserUserOtherDBRoles(c *C) {
if !s.versionAtLeast(2, 4) {
c.Skip("UpsertUser only works on 2.4+")
}
session, err := mgo.Dial("localhost:40002")
c.Assert(err, IsNil)
defer session.Close()
admindb := session.DB("admin")
err = admindb.Login("root", "rapadura")
c.Assert(err, IsNil)
ruser := &mgo.User{
Username: "******",
Password: "******",
OtherDBRoles: map[string][]mgo.Role{"mydb": []mgo.Role{mgo.RoleRead}},
}
err = admindb.UpsertUser(ruser)
c.Assert(err, IsNil)
defer admindb.RemoveUser("myruser")
admindb.Logout()
err = admindb.Login("myruser", "mypass")
coll := session.DB("mydb").C("mycoll")
err = coll.Insert(M{"n": 1})
c.Assert(err, ErrorMatches, "unauthorized|not authorized .*")
err = coll.Find(nil).One(nil)
c.Assert(err, Equals, mgo.ErrNotFound)
}
func (s *S) TestSetModeMonotonicAfterStrong(c *C) {
// Test that a strong session shifting to a monotonic
// one preserves the socket untouched.
session, err := mgo.Dial("localhost:40012")
c.Assert(err, IsNil)
defer session.Close()
// Insert something to force a connection to the master.
coll := session.DB("mydb").C("mycoll")
err = coll.Insert(M{"a": 1})
c.Assert(err, IsNil)
session.SetMode(mgo.Monotonic, false)
// Wait since the sync also uses sockets.
for len(session.LiveServers()) != 3 {
c.Log("Waiting for cluster sync to finish...")
time.Sleep(5e8)
}
// Master socket should still be reserved.
stats := mgo.GetStats()
c.Assert(stats.SocketsInUse, Equals, 1)
// Confirm it's the master even though it's Monotonic by now.
result := M{}
cmd := session.DB("admin").C("$cmd")
err = cmd.Find(M{"ismaster": 1}).One(&result)
c.Assert(err, IsNil)
c.Assert(result["ismaster"], Equals, true)
}
func (s *S) TestTopologySyncWithSlaveSeed(c *C) {
// That's supposed to be a slave. Must run discovery
// and find out master to insert successfully.
session, err := mgo.Dial("localhost:40012")
c.Assert(err, IsNil)
defer session.Close()
coll := session.DB("mydb").C("mycoll")
coll.Insert(M{"a": 1, "b": 2})
result := struct{ Ok bool }{}
err = session.Run("getLastError", &result)
c.Assert(err, IsNil)
c.Assert(result.Ok, Equals, true)
// One connection to each during discovery. Master
// socket recycled for insert.
stats := mgo.GetStats()
c.Assert(stats.MasterConns, Equals, 1)
c.Assert(stats.SlaveConns, Equals, 2)
// Only one socket reference alive, in the master socket owned
// by the above session.
c.Assert(stats.SocketsInUse, Equals, 1)
// Refresh it, and it must be gone.
session.Refresh()
stats = mgo.GetStats()
c.Assert(stats.SocketsInUse, Equals, 0)
}
func (s *S) TestDirectToUnknownStateMember(c *C) {
session, err := mgo.Dial("localhost:40041?connect=direct")
c.Assert(err, IsNil)
defer session.Close()
session.SetMode(mgo.Monotonic, true)
result := &struct{ Host string }{}
err = session.Run("serverStatus", result)
c.Assert(err, IsNil)
c.Assert(strings.HasSuffix(result.Host, ":40041"), Equals, true)
// We've got no master, so it'll timeout.
session.SetSyncTimeout(5e8 * time.Nanosecond)
coll := session.DB("mydb").C("mycoll")
err = coll.Insert(M{"test": 1})
c.Assert(err, ErrorMatches, "no reachable servers")
// Slave is still reachable.
result.Host = ""
err = session.Run("serverStatus", result)
c.Assert(err, IsNil)
c.Assert(strings.HasSuffix(result.Host, ":40041"), Equals, true)
}
func (s *S) TestGridFSRemove(c *C) {
session, err := mgo.Dial("localhost:40011")
c.Assert(err, IsNil)
defer session.Close()
db := session.DB("mydb")
gfs := db.GridFS("fs")
file, err := gfs.Create("myfile.txt")
c.Assert(err, IsNil)
file.Write([]byte{'1'})
file.Close()
file, err = gfs.Create("myfile.txt")
c.Assert(err, IsNil)
file.Write([]byte{'2'})
file.Close()
err = gfs.Remove("myfile.txt")
c.Assert(err, IsNil)
_, err = gfs.Open("myfile.txt")
c.Assert(err == mgo.ErrNotFound, Equals, true)
n, err := db.C("fs.chunks").Find(nil).Count()
c.Assert(err, IsNil)
c.Assert(n, Equals, 0)
}
func (s *S) TestGridFSOpen(c *C) {
session, err := mgo.Dial("localhost:40011")
c.Assert(err, IsNil)
defer session.Close()
db := session.DB("mydb")
gfs := db.GridFS("fs")
file, err := gfs.Create("myfile.txt")
c.Assert(err, IsNil)
file.Write([]byte{'1'})
file.Close()
file, err = gfs.Create("myfile.txt")
c.Assert(err, IsNil)
file.Write([]byte{'2'})
file.Close()
file, err = gfs.Open("myfile.txt")
c.Assert(err, IsNil)
defer file.Close()
var b [1]byte
_, err = file.Read(b[:])
c.Assert(err, IsNil)
c.Assert(string(b[:]), Equals, "2")
}
func (s *S) TestAuthAddUserReplaces(c *C) {
session, err := mgo.Dial("localhost:40002")
c.Assert(err, IsNil)
defer session.Close()
admindb := session.DB("admin")
err = admindb.Login("root", "rapadura")
c.Assert(err, IsNil)
mydb := session.DB("mydb")
err = mydb.AddUser("myuser", "myoldpass", false)
c.Assert(err, IsNil)
err = mydb.AddUser("myuser", "mynewpass", true)
c.Assert(err, IsNil)
admindb.Logout()
err = mydb.Login("myuser", "myoldpass")
c.Assert(err, ErrorMatches, "auth fail(s|ed)")
err = mydb.Login("myuser", "mynewpass")
c.Assert(err, IsNil)
// ReadOnly flag was changed too.
err = mydb.C("mycoll").Insert(M{"n": 1})
c.Assert(err, ErrorMatches, "unauthorized|not authorized .*")
}
func (s *S) TestGridFSReadChunking(c *C) {
session, err := mgo.Dial("localhost:40011")
c.Assert(err, IsNil)
defer session.Close()
db := session.DB("mydb")
gfs := db.GridFS("fs")
file, err := gfs.Create("")
c.Assert(err, IsNil)
id := file.Id()
file.SetChunkSize(5)
n, err := file.Write([]byte("abcdefghijklmnopqrstuv"))
c.Assert(err, IsNil)
c.Assert(n, Equals, 22)
err = file.Close()
c.Assert(err, IsNil)
file, err = gfs.OpenId(id)
c.Assert(err, IsNil)
b := make([]byte, 30)
// Smaller than the chunk size.
n, err = file.Read(b[:3])
c.Assert(err, IsNil)
c.Assert(n, Equals, 3)
c.Assert(b[:3], DeepEquals, []byte("abc"))
// Boundary in the middle.
n, err = file.Read(b[:4])
c.Assert(err, IsNil)
c.Assert(n, Equals, 4)
c.Assert(b[:4], DeepEquals, []byte("defg"))
// Boundary at the end.
n, err = file.Read(b[:3])
c.Assert(err, IsNil)
c.Assert(n, Equals, 3)
c.Assert(b[:3], DeepEquals, []byte("hij"))
// Larger than the chunk size, with 3 chunks.
n, err = file.Read(b)
c.Assert(err, IsNil)
c.Assert(n, Equals, 12)
c.Assert(b[:12], DeepEquals, []byte("klmnopqrstuv"))
n, err = file.Read(b)
c.Assert(n, Equals, 0)
c.Assert(err == io.EOF, Equals, true)
err = file.Close()
c.Assert(err, IsNil)
}
func (s *S) TestAuthURLWrongCredentials(c *C) {
session, err := mgo.Dial("mongodb://*****:*****@localhost:40002/")
if session != nil {
session.Close()
}
c.Assert(err, ErrorMatches, "auth fail(s|ed)")
c.Assert(session, IsNil)
}
func (s *S) TestAuthURL(c *C) {
session, err := mgo.Dial("mongodb://*****:*****@localhost:40002/")
c.Assert(err, IsNil)
defer session.Close()
err = session.DB("mydb").C("mycoll").Insert(M{"n": 1})
c.Assert(err, IsNil)
}
func (s *S) TestGridFSOpenNext(c *C) {
session, err := mgo.Dial("localhost:40011")
c.Assert(err, IsNil)
defer session.Close()
db := session.DB("mydb")
gfs := db.GridFS("fs")
file, err := gfs.Create("myfile1.txt")
c.Assert(err, IsNil)
file.Write([]byte{'1'})
file.Close()
file, err = gfs.Create("myfile2.txt")
c.Assert(err, IsNil)
file.Write([]byte{'2'})
file.Close()
var f *mgo.GridFile
var b [1]byte
iter := gfs.Find(nil).Sort("-filename").Iter()
ok := gfs.OpenNext(iter, &f)
c.Assert(ok, Equals, true)
c.Check(f.Name(), Equals, "myfile2.txt")
_, err = f.Read(b[:])
c.Assert(err, IsNil)
c.Assert(string(b[:]), Equals, "2")
ok = gfs.OpenNext(iter, &f)
c.Assert(ok, Equals, true)
c.Check(f.Name(), Equals, "myfile1.txt")
_, err = f.Read(b[:])
c.Assert(err, IsNil)
c.Assert(string(b[:]), Equals, "1")
ok = gfs.OpenNext(iter, &f)
c.Assert(ok, Equals, false)
c.Assert(iter.Close(), IsNil)
c.Assert(f, IsNil)
// Do it again with a more restrictive query to make sure
// it's actually taken into account.
iter = gfs.Find(bson.M{"filename": "myfile1.txt"}).Iter()
ok = gfs.OpenNext(iter, &f)
c.Assert(ok, Equals, true)
c.Check(f.Name(), Equals, "myfile1.txt")
ok = gfs.OpenNext(iter, &f)
c.Assert(ok, Equals, false)
c.Assert(iter.Close(), IsNil)
c.Assert(f, IsNil)
}
func (s *S) TestSetModeEventualIterBug(c *C) {
session1, err := mgo.Dial("localhost:40011")
c.Assert(err, IsNil)
defer session1.Close()
session1.SetMode(mgo.Eventual, false)
coll1 := session1.DB("mydb").C("mycoll")
const N = 100
for i := 0; i < N; i++ {
err = coll1.Insert(M{"_id": i})
c.Assert(err, IsNil)
}
c.Logf("Waiting until secondary syncs")
for {
n, err := coll1.Count()
c.Assert(err, IsNil)
if n == N {
c.Logf("Found all")
break
}
}
session2, err := mgo.Dial("localhost:40011")
c.Assert(err, IsNil)
defer session2.Close()
session2.SetMode(mgo.Eventual, false)
coll2 := session2.DB("mydb").C("mycoll")
i := 0
iter := coll2.Find(nil).Batch(10).Iter()
var result struct{}
for iter.Next(&result) {
i++
}
c.Assert(iter.Close(), Equals, nil)
c.Assert(i, Equals, N)
}
func getOpCounters(server string) (c *OpCounters, err error) {
session, err := mgo.Dial(server + "?connect=direct")
if err != nil {
return nil, err
}
defer session.Close()
session.SetMode(mgo.Monotonic, true)
result := struct{ OpCounters }{}
err = session.Run("serverStatus", &result)
return &result.OpCounters, err
}
func (s *S) SetUpSuite(c *C) {
mgo.SetDebug(true)
mgo.SetStats(true)
s.StartAll()
session, err := mgo.Dial("localhost:40001")
c.Assert(err, IsNil)
s.build, err = session.BuildInfo()
c.Check(err, IsNil)
session.Close()
}
func (s *MgoSuite) SetUpTest(c *C) {
err := DropAll(mgoaddr)
if err != nil {
panic(err)
}
mgo.SetLogger(c)
mgo.ResetStats()
s.session, err = mgo.Dial(mgoaddr)
c.Assert(err, IsNil)
}
func (s *S) TestNewSession(c *C) {
session, err := mgo.Dial("localhost:40001")
c.Assert(err, IsNil)
defer session.Close()
// Do a dummy operation to wait for connection.
coll := session.DB("mydb").C("mycoll")
err = coll.Insert(M{"_id": 1})
c.Assert(err, IsNil)
// Tweak safety and query settings to ensure other has copied those.
session.SetSafe(nil)
session.SetBatch(-1)
other := session.New()
defer other.Close()
session.SetSafe(&mgo.Safe{})
// Clone was copied while session was unsafe, so no errors.
otherColl := other.DB("mydb").C("mycoll")
err = otherColl.Insert(M{"_id": 1})
c.Assert(err, IsNil)
// Original session was made safe again.
err = coll.Insert(M{"_id": 1})
c.Assert(err, NotNil)
// With New(), each session has its own socket now.
stats := mgo.GetStats()
c.Assert(stats.MasterConns, Equals, 2)
c.Assert(stats.SocketsInUse, Equals, 2)
// Ensure query parameters were cloned.
err = otherColl.Insert(M{"_id": 2})
c.Assert(err, IsNil)
// Ping the database to ensure the nonce has been received already.
c.Assert(other.Ping(), IsNil)
mgo.ResetStats()
iter := otherColl.Find(M{}).Iter()
c.Assert(err, IsNil)
m := M{}
ok := iter.Next(m)
c.Assert(ok, Equals, true)
err = iter.Close()
c.Assert(err, IsNil)
// If Batch(-1) is in effect, a single document must have been received.
stats = mgo.GetStats()
c.Assert(stats.ReceivedDocs, Equals, 1)
}
func (s *S) TestAuthKerberosURL(c *C) {
if !*kerberosFlag {
c.Skip("no -kerberos")
}
c.Logf("Connecting to %s...", kerberosHost)
session, err := mgo.Dial(url.QueryEscape(kerberosUser) + "@" + kerberosHost + "?authMechanism=GSSAPI")
c.Assert(err, IsNil)
defer session.Close()
names, err := session.DatabaseNames()
c.Assert(err, IsNil)
c.Assert(len(names) > 0, Equals, true)
}
func (s *S) TestAuthUpserUserUnsetFields(c *C) {
if !s.versionAtLeast(2, 4) {
c.Skip("UpsertUser only works on 2.4+")
}
session, err := mgo.Dial("localhost:40002")
c.Assert(err, IsNil)
defer session.Close()
admindb := session.DB("admin")
err = admindb.Login("root", "rapadura")
c.Assert(err, IsNil)
// Insert a user with most fields set.
user := &mgo.User{
Username: "******",
Password: "******",
Roles: []mgo.Role{mgo.RoleRead},
OtherDBRoles: map[string][]mgo.Role{"mydb": []mgo.Role{mgo.RoleRead}},
}
err = admindb.UpsertUser(user)
c.Assert(err, IsNil)
defer admindb.RemoveUser("myruser")
// Now update the user with few things set.
user = &mgo.User{
Username: "******",
UserSource: "mydb",
}
err = admindb.UpsertUser(user)
c.Assert(err, IsNil)
// Everything that was unset must have been dropped.
var userm M
err = admindb.C("system.users").Find(M{"user": "******"}).One(&userm)
c.Assert(err, IsNil)
delete(userm, "_id")
c.Assert(userm, DeepEquals, M{"user": "******", "userSource": "mydb", "roles": []interface{}{}})
// Now set password again...
user = &mgo.User{
Username: "******",
Password: "******",
}
err = admindb.UpsertUser(user)
c.Assert(err, IsNil)
// ... and assert that userSource has been dropped.
err = admindb.C("system.users").Find(M{"user": "******"}).One(&userm)
_, found := userm["userSource"]
c.Assert(found, Equals, false)
}
func (s *S) TestAuthLoginCachingAcrossPoolWithLogout(c *C) {
// Now verify that logouts are properly flushed if they
// are not revalidated after leaving the pool.
session, err := mgo.Dial("localhost:40002")
c.Assert(err, IsNil)
defer session.Close()
admindb := session.DB("admin")
err = admindb.Login("root", "rapadura")
c.Assert(err, IsNil)
// Add another user to test the logout case at the same time.
mydb := session.DB("mydb")
err = mydb.AddUser("myuser", "mypass", true)
c.Assert(err, IsNil)
err = mydb.Login("myuser", "mypass")
c.Assert(err, IsNil)
// Just some data to query later.
err = session.DB("mydb").C("mycoll").Insert(M{"n": 1})
c.Assert(err, IsNil)
// Give socket back to pool.
session.Refresh()
// Brand new session, should use socket from the pool.
other := session.New()
defer other.Close()
oldStats := mgo.GetStats()
err = other.DB("mydb").Login("myuser", "mypass")
c.Assert(err, IsNil)
// Login was cached, so no ops.
newStats := mgo.GetStats()
c.Assert(newStats.SentOps, Equals, oldStats.SentOps)
// Can't write, since root has been implicitly logged out
// when the collection went into the pool, and not revalidated.
err = other.DB("mydb").C("mycoll").Insert(M{"n": 1})
c.Assert(err, ErrorMatches, "unauthorized|not authorized .*")
// But can read due to the revalidated myuser login.
result := struct{ N int }{}
err = other.DB("mydb").C("mycoll").Find(nil).One(&result)
c.Assert(err, IsNil)
c.Assert(result.N, Equals, 1)
}
func (s *S) TestPrimaryHiccup(c *C) {
if *fast {
c.Skip("-fast")
}
session, err := mgo.Dial("localhost:40021")
c.Assert(err, IsNil)
defer session.Close()
// With strong consistency, this will open a socket to the master.
result := &struct{ Host string }{}
err = session.Run("serverStatus", result)
c.Assert(err, IsNil)
// Establish a few extra sessions to create spare sockets to
// the master. This increases a bit the chances of getting an
// incorrect cached socket.
var sessions []*mgo.Session
for i := 0; i < 20; i++ {
sessions = append(sessions, session.Copy())
err = sessions[len(sessions)-1].Run("serverStatus", result)
c.Assert(err, IsNil)
}
for i := range sessions {
sessions[i].Close()
}
// Kill the master, but bring it back immediatelly.
host := result.Host
s.Stop(host)
s.StartAll()
// This must fail, since the connection was broken.
err = session.Run("serverStatus", result)
c.Assert(err, Equals, io.EOF)
// With strong consistency, it fails again until reset.
err = session.Run("serverStatus", result)
c.Assert(err, Equals, io.EOF)
session.Refresh()
// Now we should be able to talk to the new master.
// Increase the timeout since this may take quite a while.
session.SetSyncTimeout(3 * time.Minute)
// Insert some data to confirm it's indeed a master.
err = session.DB("mydb").C("mycoll").Insert(M{"n": 42})
c.Assert(err, IsNil)
}
func (s *S) TestAuthLoginCachingAcrossPool(c *C) {
// Logins are cached even when the conenction goes back
// into the pool.
session, err := mgo.Dial("localhost:40002")
c.Assert(err, IsNil)
defer session.Close()
admindb := session.DB("admin")
err = admindb.Login("root", "rapadura")
c.Assert(err, IsNil)
// Add another user to test the logout case at the same time.
mydb := session.DB("mydb")
err = mydb.AddUser("myuser", "mypass", false)
c.Assert(err, IsNil)
err = mydb.Login("myuser", "mypass")
c.Assert(err, IsNil)
// Logout root explicitly, to test both cases.
admindb.Logout()
// Give socket back to pool.
session.Refresh()
// Brand new session, should use socket from the pool.
other := session.New()
defer other.Close()
oldStats := mgo.GetStats()
err = other.DB("admin").Login("root", "rapadura")
c.Assert(err, IsNil)
err = other.DB("mydb").Login("myuser", "mypass")
c.Assert(err, IsNil)
// Both logins were cached, so no ops.
newStats := mgo.GetStats()
c.Assert(newStats.SentOps, Equals, oldStats.SentOps)
// And they actually worked.
err = other.DB("mydb").C("mycoll").Insert(M{"n": 1})
c.Assert(err, IsNil)
other.DB("admin").Logout()
err = other.DB("mydb").C("mycoll").Insert(M{"n": 1})
c.Assert(err, IsNil)
}