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start controller or node server based on config

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if both controller and nodeserver flags are set/unset
cephcsi will start both server,

if only one flag is set, it will start relavent
service.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna
2019-08-14 12:12:17 +05:30
committed by mergify[bot]
parent 89732d923f
commit 0da4bd5151
20 changed files with 78 additions and 35 deletions
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47
pkg/rbd/driver.go
View File

@ -121,28 +121,41 @@ func (r *Driver) Run(conf *util.Config, cachePersister util.CachePersister) {
if r.cd == nil {
klog.Fatalln("Failed to initialize CSI Driver.")
}
r.cd.AddControllerServiceCapabilities([]csi.ControllerServiceCapability_RPC_Type{
csi.ControllerServiceCapability_RPC_CREATE_DELETE_VOLUME,
csi.ControllerServiceCapability_RPC_CREATE_DELETE_SNAPSHOT,
csi.ControllerServiceCapability_RPC_CLONE_VOLUME,
})
// We only support the multi-writer option when using block, but it's a supported capability for the plugin in general
// In addition, we want to add the remaining modes like MULTI_NODE_READER_ONLY,
// MULTI_NODE_SINGLE_WRITER etc, but need to do some verification of RO modes first
// will work those as follow up features
r.cd.AddVolumeCapabilityAccessModes(
[]csi.VolumeCapability_AccessMode_Mode{csi.VolumeCapability_AccessMode_SINGLE_NODE_WRITER,
csi.VolumeCapability_AccessMode_MULTI_NODE_MULTI_WRITER})
if conf.IsControllerServer || !conf.IsNodeServer {
r.cd.AddControllerServiceCapabilities([]csi.ControllerServiceCapability_RPC_Type{
csi.ControllerServiceCapability_RPC_CREATE_DELETE_VOLUME,
csi.ControllerServiceCapability_RPC_CREATE_DELETE_SNAPSHOT,
csi.ControllerServiceCapability_RPC_CLONE_VOLUME,
})
// We only support the multi-writer option when using block, but it's a supported capability for the plugin in general
// In addition, we want to add the remaining modes like MULTI_NODE_READER_ONLY,
// MULTI_NODE_SINGLE_WRITER etc, but need to do some verification of RO modes first
// will work those as follow up features
r.cd.AddVolumeCapabilityAccessModes(
[]csi.VolumeCapability_AccessMode_Mode{csi.VolumeCapability_AccessMode_SINGLE_NODE_WRITER,
csi.VolumeCapability_AccessMode_MULTI_NODE_MULTI_WRITER})
}
// Create GRPC servers
r.ids = NewIdentityServer(r.cd)
r.ns, err = NewNodeServer(r.cd, conf.Containerized, conf.Vtype)
if err != nil {
klog.Fatalf("failed to start node server, err %v\n", err)
if conf.IsNodeServer {
r.ns, err = NewNodeServer(r.cd, conf.Containerized, conf.Vtype)
if err != nil {
klog.Fatalf("failed to start node server, err %v\n", err)
}
}
r.cs = NewControllerServer(r.cd, cachePersister)
if conf.IsControllerServer {
r.cs = NewControllerServer(r.cd, cachePersister)
}
if !conf.IsControllerServer && !conf.IsNodeServer {
r.ns, err = NewNodeServer(r.cd, conf.Containerized, conf.Vtype)
if err != nil {
klog.Fatalf("failed to start node server, err %v\n", err)
}
r.cs = NewControllerServer(r.cd, cachePersister)
}
s := csicommon.NewNonBlockingGRPCServer()
s.Start(conf.Endpoint, r.ids, r.cs, r.ns)