go-asink/asinkd/rpc_client.go

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package main
import (
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"log"
"net"
"net/rpc"
"syscall"
)
func RPCCall(socket, method string, args interface{}, reply interface{}) error {
client, err := rpc.DialHTTP("unix", socket)
if err != nil {
if err2, ok := err.(*net.OpError); ok {
if err2.Err == syscall.ENOENT {
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log.Fatal("The socket (" + socket + ") was not found")
} else if err2.Err == syscall.ECONNREFUSED {
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log.Fatal("A connection was refused to " + socket + ". Please check the permissions and ensure the server is running.")
}
}
return err
}
defer client.Close()
err = client.Call(method, args, reply)
return err
}