influxdb/integration/remove_node_test.go

113 lines
2.8 KiB
Go

package integration
import (
"os"
influxdb "github.com/influxdb/influxdb/client"
. "github.com/influxdb/influxdb/integration/helpers"
. "launchpad.net/gocheck"
)
type RemoveNodeSuite struct {
serverProcesses []*Server
}
var _ = Suite(&RemoveNodeSuite{})
func (self *RemoveNodeSuite) SetUpSuite(c *C) {
}
func (self *RemoveNodeSuite) TearDownSuite(c *C) {
for _, s := range self.serverProcesses {
s.Stop()
}
}
func (self *RemoveNodeSuite) TestRemovingNode(c *C) {
err := os.RemoveAll("/tmp/influxdb/test")
c.Assert(err, IsNil)
s1 := NewServer("integration/test_rf_1.toml", c)
defer s1.Stop()
s1.WaitForServerToStart()
s2 := NewServer("integration/test_rf_2.toml", c)
s2.WaitForServerToStart()
client := s1.GetClient("", c)
servers, err := client.Servers()
c.Assert(err, IsNil)
c.Assert(servers, HasLen, 2)
s2.Stop()
c.Assert(client.RemoveServer(2), IsNil)
servers, err = client.Servers()
c.Assert(err, IsNil)
c.Assert(servers, HasLen, 1)
c.Assert(client.CreateDatabase("test"), IsNil)
series := CreatePoints("test_replication_factor_1", 1, 1)
client = s1.GetClient("test", c)
c.Assert(client.WriteSeries(series), IsNil)
s1.WaitForServerToSync()
s2 = NewServer("integration/test_rf_2.toml", c)
s2.WaitForServerToStart()
defer s2.Stop()
servers, err = client.Servers()
c.Assert(err, IsNil)
c.Assert(servers, HasLen, 2)
c.Assert(servers[1]["id"], Equals, 3.0)
}
func (self *RemoveNodeSuite) TestRemovingNodeAndShards(c *C) {
err := os.RemoveAll("/tmp/influxdb/test")
c.Assert(err, IsNil)
s1 := NewServer("integration/test_rf_1.toml", c)
defer s1.Stop()
s1.WaitForServerToStart()
s2 := NewServer("integration/test_rf_2.toml", c)
s2.WaitForServerToStart()
client := s1.GetClient("", c)
servers, err := client.Servers()
c.Assert(err, IsNil)
c.Assert(servers, HasLen, 2)
c.Assert(client.CreateDatabase("test"), IsNil)
space := &influxdb.ShardSpace{Name: "test_space", RetentionPolicy: "1h", Database: "test", Regex: "/test_removing_node_and_shards/", ReplicationFactor: 2}
c.Assert(client.CreateShardSpace("test", space), IsNil)
series := CreatePoints("test_removing_node_and_shards", 5, 10)
client = s1.GetClient("test", c)
c.Assert(client.WriteSeries(series), IsNil)
s1.WaitForServerToSync()
shards, err := client.GetShards()
c.Assert(err, IsNil)
c.Assert(shards.All, HasLen, 1)
c.Assert(shards.All[0].ServerIds, HasLen, 2)
c.Assert(shards.All[0].ServerIds[0], Equals, uint32(1))
c.Assert(shards.All[0].ServerIds[1], Equals, uint32(2))
s2.Stop()
c.Assert(client.RemoveServer(2), IsNil)
servers, err = client.Servers()
c.Assert(err, IsNil)
c.Assert(servers, HasLen, 1)
shards, err = client.GetShards()
c.Assert(err, IsNil)
c.Assert(shards.All, HasLen, 1)
c.Assert(shards.All[0].ServerIds, HasLen, 1)
c.Assert(shards.All[0].ServerIds[0], Equals, uint32(1))
}