open-nomad/nomad/client_csi_endpoint_test.go

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package nomad
import (
"testing"
msgpackrpc "github.com/hashicorp/net-rpc-msgpackrpc"
"github.com/hashicorp/nomad/client"
"github.com/hashicorp/nomad/client/config"
cstructs "github.com/hashicorp/nomad/client/structs"
"github.com/hashicorp/nomad/nomad/structs"
"github.com/hashicorp/nomad/testutil"
"github.com/stretchr/testify/require"
)
func TestClientCSIController_AttachVolume_Local(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server and client
s, cleanupS := TestServer(t, nil)
defer cleanupS()
codec := rpcClient(t, s)
testutil.WaitForLeader(t, s.RPC)
c, cleanupC := client.TestClient(t, func(c *config.Config) {
c.Servers = []string{s.config.RPCAddr.String()}
})
defer cleanupC()
testutil.WaitForResult(func() (bool, error) {
nodes := s.connectedNodes()
return len(nodes) == 1, nil
}, func(err error) {
require.Fail("should have a client")
})
req := &cstructs.ClientCSIControllerAttachVolumeRequest{
CSIControllerQuery: cstructs.CSIControllerQuery{ControllerNodeID: c.NodeID()},
}
// Fetch the response
var resp structs.GenericResponse
err := msgpackrpc.CallWithCodec(codec, "ClientCSIController.AttachVolume", req, &resp)
require.NotNil(err)
// Should recieve an error from the client endpoint
require.Contains(err.Error(), "must specify plugin name to dispense")
}
func TestClientCSIController_AttachVolume_Forwarded(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server and client
s1, cleanupS1 := TestServer(t, nil)
defer cleanupS1()
s2, cleanupS2 := TestServer(t, func(c *Config) {
c.DevDisableBootstrap = true
})
defer cleanupS2()
TestJoin(t, s1, s2)
testutil.WaitForLeader(t, s1.RPC)
testutil.WaitForLeader(t, s2.RPC)
codec := rpcClient(t, s2)
c, cleanupC := client.TestClient(t, func(c *config.Config) {
c.Servers = []string{s2.config.RPCAddr.String()}
c.GCDiskUsageThreshold = 100.0
})
defer cleanupC()
testutil.WaitForResult(func() (bool, error) {
nodes := s2.connectedNodes()
return len(nodes) == 1, nil
}, func(err error) {
require.Fail("should have a client")
})
// Force remove the connection locally in case it exists
s1.nodeConnsLock.Lock()
delete(s1.nodeConns, c.NodeID())
s1.nodeConnsLock.Unlock()
req := &cstructs.ClientCSIControllerAttachVolumeRequest{
CSIControllerQuery: cstructs.CSIControllerQuery{ControllerNodeID: c.NodeID()},
}
// Fetch the response
var resp structs.GenericResponse
err := msgpackrpc.CallWithCodec(codec, "ClientCSIController.AttachVolume", req, &resp)
require.NotNil(err)
// Should recieve an error from the client endpoint
require.Contains(err.Error(), "must specify plugin name to dispense")
}