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add ConnectToRemoteAndExpose function #4

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merged 1 commit into from
Sep 20, 2022
Merged

add ConnectToRemoteAndExpose function #4

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2 changes: 2 additions & 0 deletions go.sum
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@ github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaS
github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw=
github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.6 h1:BKbKCqvP6I+rmFHt06ZmyQtvB8xAkWdhFyr0ZUNZcxQ=
github.com/opiproject/opi-api v0.0.0-20220915151511-9e129b0e199f h1:/hV1v9PXPYR0Qf0T6huJBCt9vX+rYx/3KuTJu5EiaK8=
github.com/opiproject/opi-api v0.0.0-20220915151511-9e129b0e199f/go.mod h1:92pv4ulvvPMuxCJ9ND3aYbmBfEMLx0VCjpkiR7ZTqPY=
golang.org/x/net v0.0.0-20220909164309-bea034e7d591 h1:D0B/7al0LLrVC8aWF4+oxpv/m8bc7ViFfVS8/gXGdqI=
Expand All @@ -11,6 +12,7 @@ golang.org/x/sys v0.0.0-20220913175220-63ea55921009/go.mod h1:oPkhp1MJrh7nUepCBc
golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
google.golang.org/genproto v0.0.0-20220915135415-7fd63a7952de h1:5ANeKFmGdtiputJJYeUVg8nTGA/1bEirx4CgzcnPSx8=
google.golang.org/genproto v0.0.0-20220915135415-7fd63a7952de/go.mod h1:0Nb8Qy+Sk5eDzHnzlStwW3itdNaWoZA5XeSG+R3JHSo=
google.golang.org/grpc v1.49.0 h1:WTLtQzmQori5FUH25Pq4WT22oCsv8USpQ+F6rqtsmxw=
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44 changes: 44 additions & 0 deletions goopicsi.go
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Expand Up @@ -14,3 +14,47 @@ import (
pb "github.com/opiproject/opi-api/storage/proto"
)

func ConnectToRemoteAndExpose(addr string) {
flag.Parse()
// Set up a connection to the server.
conn, err := grpc.Dial(*addr, grpc.WithTransportCredentials(insecure.NewCredentials()))
if err != nil {
log.Fatalf("did not connect: %v", err)
}
defer conn.Close()

// Contact the server and print out its response.
ctx, cancel := context.WithTimeout(context.Background(), time.Second)
defer cancel()

// Connect to remote NVMe target from xPU
c4 := pb.NewNVMfRemoteControllerServiceClient(conn)
rr0, err := c4.NVMfRemoteControllerConnect(ctx, &pb.NVMfRemoteControllerConnectRequest{Ctrl: &pb.NVMfRemoteController{Id: 1}})
if err != nil {
log.Fatalf("could not connect to Remote NVMf controller: %v", err)
}
log.Printf("Connected: %v", rr0)

// Expose emulated NVMe device to the Host (Step 1: Subsystem)
c1 := pb.NewNVMeSubsystemServiceClient(conn)
rs1, err := c1.NVMeSubsystemCreate(ctx, &pb.NVMeSubsystemCreateRequest{Subsystem: &pb.NVMeSubsystem{Nqn: "OpiMalloc7"}})
if err != nil {
log.Fatalf("could not create NVMe subsystem: %v", err)
}
log.Printf("Added: %v", rs1)
// Step2: NVMeController
c2 := pb.NewNVMeControllerServiceClient(conn)
rc1, err := c2.NVMeControllerCreate(ctx, &pb.NVMeControllerCreateRequest{Controller: &pb.NVMeController{Name: "OPI-Nvme"}})
if err != nil {
log.Fatalf("could not create NVMe subsystem: %v", err)
}
log.Printf("Added: %v", rc1)

// NVMeNamespace
c3 := pb.NewNVMeNamespaceServiceClient(conn)
rn1, err := c3.NVMeNamespaceCreate(ctx, &pb.NVMeNamespaceCreateRequest{Namespace: &pb.NVMeNamespace{Name: "OPI-Nvme"}})
if err != nil {
log.Fatalf("could not create NVMe subsystem: %v", err)
}
log.Printf("Added: %v", rn1)
}