✨ feat(identity): Implement GetPluginInfo

[mbtamuli]

Closes #24

Before implementation

Logs from the plugin

$ make logs
emptydirclone-plugin-r9mh9 node-driver-registrar I1227 16:42:08.856290       1 main.go:135] Version: v2.9.2
emptydirclone-plugin-r9mh9 node-driver-registrar I1227 16:42:08.856322       1 main.go:136] Running node-driver-registrar in mode=
emptydirclone-plugin-r9mh9 node-driver-registrar I1227 16:42:08.856326       1 main.go:157] Attempting to open a gRPC connection with: "/csi/csi.sock"
emptydirclone-plugin-r9mh9 node-driver-registrar I1227 16:42:08.856701       1 main.go:164] Calling CSI driver to discover driver name
emptydirclone-plugin-r9mh9 node-driver-registrar E1227 16:42:08.857655       1 main.go:170] error retreiving CSI driver name: driver name is empty

After implementation

Logs from the plugin

$ make logs
emptydirclone-plugin-pljc8 node-driver-registrar I1227 16:42:31.361083       1 main.go:135] Version: v2.9.2
emptydirclone-plugin-pljc8 node-driver-registrar I1227 16:42:31.361117       1 main.go:136] Running node-driver-registrar in mode=
emptydirclone-plugin-pljc8 node-driver-registrar I1227 16:42:31.361121       1 main.go:157] Attempting to open a gRPC connection with: "/csi/csi.sock"
emptydirclone-plugin-pljc8 node-driver-registrar I1227 16:42:31.361513       1 main.go:164] Calling CSI driver to discover driver name
emptydirclone-plugin-pljc8 node-driver-registrar I1227 16:42:31.362819       1 main.go:173] CSI driver name: "emptydirclone.mriyam.dev"
emptydirclone-plugin-pljc8 node-driver-registrar I1227 16:42:31.362836       1 node_register.go:55] Starting Registration Server at: /registration/emptydirclone.mriyam.dev-reg.sock
emptydirclone-plugin-pljc8 node-driver-registrar I1227 16:42:31.362895       1 node_register.go:64] Registration Server started at: /registration/emptydirclone.mriyam.dev-reg.sock
emptydirclone-plugin-pljc8 node-driver-registrar I1227 16:42:31.362981       1 node_register.go:88] Skipping HTTP server because endpoint is set to: ""
emptydirclone-plugin-pljc8 node-driver-registrar I1227 16:42:32.348759       1 main.go:90] Received GetInfo call: &InfoRequest{}
emptydirclone-plugin-pljc8 node-driver-registrar I1227 16:42:32.361728       1 main.go:101] Received NotifyRegistrationStatus call: &RegistrationStatus{PluginRegistered:false,Error:RegisterPlugin error -- plugin registration failed with err: error adding CSI driver node info: driverNodeID must not be empty,}
emptydirclone-plugin-pljc8 node-driver-registrar E1227 16:42:32.361790       1 main.go:103] Registration process failed with error: RegisterPlugin error -- plugin registration failed with err: error adding CSI driver node info: driverNodeID must not be empty, restarting registration container.