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Golang mgo.Dial函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Golang中github.com/DigitalInnovation/schnapi/Godeps/_workspace/src/labix/org/v2/mgo.Dial函数的典型用法代码示例。如果您正苦于以下问题：Golang Dial函数的具体用法？Golang Dial怎么用？Golang Dial使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了Dial函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: TestAuthURLWithDatabase

func (s *S) TestAuthURLWithDatabase(c *C) {
	session, err := mgo.Dial("mongodb://root:[email protected]: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://myruser:[email protected]:40002/mydb"
		} else {
			url = "mongodb://myruser:[email protected]: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 .*")
	}
}
开发者ID:Izureru，项目名称:schnapi，代码行数:28，代码来源:auth_test.go


示例2: TestPrimaryShutdownOnAuthShard

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:[email protected]: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)
}
开发者ID:Izureru，项目名称:schnapi，代码行数:53，代码来源:cluster_test.go


示例3: TestAuthLoginSession

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: "root",
			Password: "wrong",
		}
		err = session.Login(&cred)
		c.Assert(err, ErrorMatches, "auth fail(s|ed)")

		cred.Password = "rapadura"

		err = session.Login(&cred)
		c.Assert(err, IsNil)

		err = coll.Insert(M{"n": 1})
		c.Assert(err, IsNil)
	}
}
开发者ID:Izureru，项目名称:schnapi，代码行数:27，代码来源:auth_test.go


示例4: TestTopologySyncWithSlaveSeed

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)
}
开发者ID:Izureru，项目名称:schnapi，代码行数:30，代码来源:cluster_test.go


示例5: TestDirectToUnknownStateMember

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)
}
开发者ID:Izureru，项目名称:schnapi，代码行数:25，代码来源:cluster_test.go


示例6: TestAuthLoginChangePassword

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 .*")
}
开发者ID:Izureru，项目名称:schnapi，代码行数:28，代码来源:auth_test.go


示例7: TestAuthLoginSwitchUser

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)
}
开发者ID:Izureru，项目名称:schnapi，代码行数:26，代码来源:auth_test.go


示例8: TestAuthAddUserReplaces

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 .*")
}
开发者ID:Izureru，项目名称:schnapi，代码行数:26，代码来源:auth_test.go


示例9: TestAuthAddUser

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)
}
开发者ID:Izureru，项目名称:schnapi，代码行数:30，代码来源:auth_test.go


示例10: TestAuthUpserUserOtherDBRoles

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:     "myruser",
		Password:     "mypass",
		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)
}
开发者ID:Izureru，项目名称:schnapi，代码行数:32，代码来源:auth_test.go


示例11: TestGridFSOpen

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")
}
开发者ID:Izureru，项目名称:schnapi，代码行数:29，代码来源:gridfs_test.go


示例12: TestGridFSRemove

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)
}
开发者ID:Izureru，项目名称:schnapi，代码行数:29，代码来源:gridfs_test.go


示例13: TestSelectServers

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")
}
开发者ID:Izureru，项目名称:schnapi，代码行数:25，代码来源:cluster_test.go


示例14: TestAuthLoginLogout

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 .*")
	}
}
开发者ID:Izureru，项目名称:schnapi，代码行数:26，代码来源:auth_test.go


示例15: TestSetModeMonotonicAfterStrong

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)
}
开发者ID:Izureru，项目名称:schnapi，代码行数:32，代码来源:cluster_test.go


示例16: TestAuthKerberosCred

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)
}
开发者ID:Izureru，项目名称:schnapi，代码行数:26，代码来源:auth_test.go


示例17: TestGridFSReadChunking

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)
}
开发者ID:Izureru，项目名称:schnapi，代码行数:59，代码来源:gridfs_test.go


示例18: TestAuthURL

func (s *S) TestAuthURL(c *C) {
	session, err := mgo.Dial("mongodb://root:[email protected]:40002/")
	c.Assert(err, IsNil)
	defer session.Close()

	err = session.DB("mydb").C("mycoll").Insert(M{"n": 1})
	c.Assert(err, IsNil)
}
开发者ID:Izureru，项目名称:schnapi，代码行数:8，代码来源:auth_test.go


示例19: TestAuthURLWrongCredentials

func (s *S) TestAuthURLWrongCredentials(c *C) {
	session, err := mgo.Dial("mongodb://root:[email protected]:40002/")
	if session != nil {
		session.Close()
	}
	c.Assert(err, ErrorMatches, "auth fail(s|ed)")
	c.Assert(session, IsNil)
}
开发者ID:Izureru，项目名称:schnapi，代码行数:8，代码来源:auth_test.go


示例20: TestGridFSOpenNext

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)
}
开发者ID:Izureru，项目名称:schnapi，代码行数:58，代码来源:gridfs_test.go



注：本文中的github.com/DigitalInnovation/schnapi/Godeps/_workspace/src/labix/org/v2/mgo.Dial函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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