static void
jsonrpc_session_connect(struct jsonrpc_session *s)
{
const char *name = reconnect_get_name(s->reconnect);
int error;
jsonrpc_session_disconnect(s);
if (!reconnect_is_passive(s->reconnect)) {
error = jsonrpc_stream_open(name, &s->stream, s->dscp);
if (!error) {
reconnect_connecting(s->reconnect, time_msec());
} else {
s->last_error = error;
}
} else {
error = s->pstream ? 0 : jsonrpc_pstream_open(name, &s->pstream,
s->dscp);
if (!error) {
reconnect_listening(s->reconnect, time_msec());
}
}
if (error) {
reconnect_connect_failed(s->reconnect, time_msec(), error);
}
s->seqno++;
}
static void
do_notify(struct ovs_cmdl_context *ctx)
{
struct jsonrpc_msg *msg;
struct jsonrpc *rpc;
struct json *params;
struct stream *stream;
const char *method;
char *string;
int error;
method = ctx->argv[2];
params = parse_json(ctx->argv[3]);
msg = jsonrpc_create_notify(method, params);
string = jsonrpc_msg_is_valid(msg);
if (string) {
ovs_fatal(0, "not a JSON RPC-valid notification: %s", string);
}
error = stream_open_block(jsonrpc_stream_open(ctx->argv[1], &stream,
DSCP_DEFAULT), &stream);
if (error) {
ovs_fatal(error, "could not open \"%s\"", ctx->argv[1]);
}
rpc = jsonrpc_open(stream);
error = jsonrpc_send_block(rpc, msg);
if (error) {
ovs_fatal(error, "could not send notification");
}
jsonrpc_close(rpc);
}
static struct jsonrpc *
open_jsonrpc(const char *server)
{
struct stream *stream;
int error;
error = stream_open_block(jsonrpc_stream_open(server, &stream,
DSCP_DEFAULT), &stream);
if (error == EAFNOSUPPORT) {
struct pstream *pstream;
error = jsonrpc_pstream_open(server, &pstream, DSCP_DEFAULT);
if (error) {
ovs_fatal(error, "failed to connect or listen to \"%s\"", server);
}
VLOG_INFO("%s: waiting for connection...", server);
error = pstream_accept_block(pstream, &stream);
if (error) {
ovs_fatal(error, "failed to accept connection on \"%s\"", server);
}
pstream_close(pstream);
} else if (error) {
ovs_fatal(error, "failed to connect to \"%s\"", server);
}
return jsonrpc_open(stream);
}
static void
do_request(struct ovs_cmdl_context *ctx)
{
struct jsonrpc_msg *msg;
struct jsonrpc *rpc;
struct json *params;
struct stream *stream;
const char *method;
char *string;
int error;
method = ctx->argv[2];
params = parse_json(ctx->argv[3]);
msg = jsonrpc_create_request(method, params, NULL);
string = jsonrpc_msg_is_valid(msg);
if (string) {
ovs_fatal(0, "not a valid JSON-RPC request: %s", string);
}
error = stream_open_block(jsonrpc_stream_open(ctx->argv[1], &stream,
DSCP_DEFAULT), &stream);
if (error) {
ovs_fatal(error, "could not open \"%s\"", ctx->argv[1]);
}
rpc = jsonrpc_open(stream);
error = jsonrpc_send(rpc, msg);
if (error) {
ovs_fatal(error, "could not send request");
}
error = jsonrpc_recv_block(rpc, &msg);
if (error) {
ovs_fatal(error, "error waiting for reply");
}
print_and_free_json(jsonrpc_msg_to_json(msg));
jsonrpc_close(rpc);
}