void grpc_server_start(grpc_server *server) {
listener *l;
size_t i;
grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
GRPC_API_TRACE("grpc_server_start(server=%p)", 1, (server));
server->started = true;
size_t pollset_count = 0;
server->pollsets = gpr_malloc(sizeof(grpc_pollset *) * server->cq_count);
for (i = 0; i < server->cq_count; i++) {
if (!grpc_cq_is_non_listening_server_cq(server->cqs[i])) {
server->pollsets[pollset_count++] = grpc_cq_pollset(server->cqs[i]);
}
}
request_matcher_init(&server->unregistered_request_matcher,
server->max_requested_calls, server);
for (registered_method *rm = server->registered_methods; rm; rm = rm->next) {
request_matcher_init(&rm->request_matcher, server->max_requested_calls,
server);
}
for (l = server->listeners; l; l = l->next) {
l->start(&exec_ctx, server, l->arg, server->pollsets, pollset_count);
}
grpc_exec_ctx_finish(&exec_ctx);
}
void *grpc_server_register_method(grpc_server *server, const char *method,
const char *host) {
registered_method *m;
GRPC_API_TRACE("grpc_server_register_method(server=%p, method=%s, host=%s)",
3, (server, method, host));
if (!method) {
gpr_log(GPR_ERROR,
"grpc_server_register_method method string cannot be NULL");
return NULL;
}
for (m = server->registered_methods; m; m = m->next) {
if (streq(m->method, method) && streq(m->host, host)) {
gpr_log(GPR_ERROR, "duplicate registration for %s@%s", method,
host ? host : "*");
return NULL;
}
}
m = gpr_malloc(sizeof(registered_method));
memset(m, 0, sizeof(*m));
request_matcher_init(&m->request_matcher, server->max_requested_calls);
m->method = gpr_strdup(method);
m->host = gpr_strdup(host);
m->next = server->registered_methods;
server->registered_methods = m;
return m;
}
grpc_server *grpc_server_create(const grpc_channel_args *args, void *reserved) {
size_t i;
GRPC_API_TRACE("grpc_server_create(%p, %p)", 2, (args, reserved));
grpc_server *server = gpr_malloc(sizeof(grpc_server));
GPR_ASSERT(grpc_is_initialized() && "call grpc_init()");
memset(server, 0, sizeof(grpc_server));
gpr_mu_init(&server->mu_global);
gpr_mu_init(&server->mu_call);
/* decremented by grpc_server_destroy */
gpr_ref_init(&server->internal_refcount, 1);
server->root_channel_data.next = server->root_channel_data.prev =
&server->root_channel_data;
/* TODO(ctiller): expose a channel_arg for this */
server->max_requested_calls = 32768;
server->request_freelist =
gpr_stack_lockfree_create(server->max_requested_calls);
for (i = 0; i < (size_t)server->max_requested_calls; i++) {
gpr_stack_lockfree_push(server->request_freelist, (int)i);
}
request_matcher_init(&server->unregistered_request_matcher,
server->max_requested_calls);
server->requested_calls = gpr_malloc(server->max_requested_calls *
sizeof(*server->requested_calls));
server->channel_args = grpc_channel_args_copy(args);
return server;
}
grpc_server *grpc_server_create_from_filters(
const grpc_channel_filter **filters, size_t filter_count,
const grpc_channel_args *args) {
size_t i;
/* TODO(census): restore this once we finalize census filter etc.
int census_enabled = grpc_channel_args_is_census_enabled(args); */
int census_enabled = 0;
grpc_server *server = gpr_malloc(sizeof(grpc_server));
GPR_ASSERT(grpc_is_initialized() && "call grpc_init()");
memset(server, 0, sizeof(grpc_server));
gpr_mu_init(&server->mu_global);
gpr_mu_init(&server->mu_call);
/* decremented by grpc_server_destroy */
gpr_ref_init(&server->internal_refcount, 1);
server->root_channel_data.next = server->root_channel_data.prev =
&server->root_channel_data;
/* TODO(ctiller): expose a channel_arg for this */
server->max_requested_calls = 32768;
server->request_freelist =
gpr_stack_lockfree_create(server->max_requested_calls);
for (i = 0; i < (size_t)server->max_requested_calls; i++) {
gpr_stack_lockfree_push(server->request_freelist, (int)i);
}
request_matcher_init(&server->unregistered_request_matcher,
server->max_requested_calls);
server->requested_calls = gpr_malloc(server->max_requested_calls *
sizeof(*server->requested_calls));
/* Server filter stack is:
server_surface_filter - for making surface API calls
grpc_server_census_filter (optional) - for stats collection and tracing
{passed in filter stack}
grpc_connected_channel_filter - for interfacing with transports */
server->channel_filter_count = filter_count + 1u + (census_enabled ? 1u : 0u);
server->channel_filters =
gpr_malloc(server->channel_filter_count * sizeof(grpc_channel_filter *));
server->channel_filters[0] = &server_surface_filter;
if (census_enabled) {
server->channel_filters[1] = &grpc_server_census_filter;
}
for (i = 0; i < filter_count; i++) {
server->channel_filters[i + 1u + (census_enabled ? 1u : 0u)] = filters[i];
}
server->channel_args = grpc_channel_args_copy(args);
return server;
}
