def tgt_start(self):
if self.null_block:
self.subsys_no = 1
else:
self.subsys_no = get_nvme_devices_count()
self.log_print("Starting SPDK NVMeOF Target process")
nvmf_app_path = os.path.join(self.spdk_dir, "build/bin/nvmf_tgt")
proc = subprocess.Popen(
[nvmf_app_path, "--wait-for-rpc", "-m", self.num_cores])
self.pid = os.path.join(self.spdk_dir, "nvmf.pid")
with open(self.pid, "w") as fh:
fh.write(str(proc.pid))
self.nvmf_proc = proc
self.log_print("SPDK NVMeOF Target PID=%s" % self.pid)
self.log_print("Waiting for spdk to initilize...")
while True:
if os.path.exists("/var/tmp/spdk.sock"):
break
time.sleep(1)
self.client = rpc.client.JSONRPCClient("/var/tmp/spdk.sock")
if self.enable_zcopy:
rpc.sock.sock_impl_set_options(self.client,
impl_name="posix",
enable_zerocopy_send=True)
self.log_print("Target socket options:")
rpc.client.print_dict(
rpc.sock.sock_impl_get_options(self.client, impl_name="posix"))
rpc.app.framework_set_scheduler(self.client, name=self.scheduler_name)
rpc.framework_start_init(self.client)
self.spdk_tgt_configure()
def ui_command_framework_start_init(self):
if rpc.framework_start_init(self.client):
self.is_init = True
self.refresh()