/*
call-seq:
server = Server.new({'arg1': 'value1'})
Initializes server instances. */
static VALUE grpc_rb_server_init(VALUE self, VALUE channel_args) {
grpc_completion_queue* cq = NULL;
grpc_rb_server* wrapper = NULL;
grpc_server* srv = NULL;
grpc_channel_args args;
MEMZERO(&args, grpc_channel_args, 1);
grpc_ruby_once_init();
cq = grpc_completion_queue_create_for_pluck(NULL);
TypedData_Get_Struct(self, grpc_rb_server, &grpc_rb_server_data_type,
wrapper);
grpc_rb_hash_convert_to_channel_args(channel_args, &args);
srv = grpc_server_create(&args, NULL);
if (args.args != NULL) {
xfree(args.args); /* Allocated by grpc_rb_hash_convert_to_channel_args */
}
if (srv == NULL) {
rb_raise(rb_eRuntimeError, "could not create a gRPC server, not sure why");
}
grpc_server_register_completion_queue(srv, cq, NULL);
wrapper->wrapped = srv;
wrapper->queue = cq;
return self;
}
/*
call-seq:
creds = Credentials.new auth_proc
proc: (required) Proc that generates auth metadata
Initializes CallCredential instances. */
static VALUE grpc_rb_call_credentials_init(VALUE self, VALUE proc) {
grpc_rb_call_credentials* wrapper = NULL;
grpc_call_credentials* creds = NULL;
grpc_metadata_credentials_plugin plugin;
grpc_ruby_once_init();
TypedData_Get_Struct(self, grpc_rb_call_credentials,
&grpc_rb_call_credentials_data_type, wrapper);
plugin.get_metadata = grpc_rb_call_credentials_plugin_get_metadata;
plugin.destroy = grpc_rb_call_credentials_plugin_destroy;
if (!rb_obj_is_proc(proc)) {
rb_raise(rb_eTypeError, "Argument to CallCredentials#new must be a proc");
return Qnil;
}
plugin.state = (void*)proc;
plugin.type = "";
creds = grpc_metadata_credentials_create_from_plugin(plugin, NULL);
if (creds == NULL) {
rb_raise(rb_eRuntimeError, "could not create a credentials, not sure why");
return Qnil;
}
wrapper->mark = proc;
wrapper->wrapped = creds;
rb_ivar_set(self, id_callback, proc);
return self;
}
/*
call-seq:
insecure_channel = Channel:new("myhost:8080", {'arg1': 'value1'},
:this_channel_is_insecure)
creds = ...
secure_channel = Channel:new("myhost:443", {'arg1': 'value1'}, creds)
Creates channel instances. */
static VALUE grpc_rb_channel_init(int argc, VALUE* argv, VALUE self) {
VALUE channel_args = Qnil;
VALUE credentials = Qnil;
VALUE target = Qnil;
grpc_rb_channel* wrapper = NULL;
grpc_channel* ch = NULL;
grpc_channel_credentials* creds = NULL;
char* target_chars = NULL;
grpc_channel_args args;
channel_init_try_register_stack stack;
int stop_waiting_for_thread_start = 0;
MEMZERO(&args, grpc_channel_args, 1);
grpc_ruby_once_init();
rb_thread_call_without_gvl(
wait_until_channel_polling_thread_started_no_gil,
&stop_waiting_for_thread_start,
wait_until_channel_polling_thread_started_unblocking_func,
&stop_waiting_for_thread_start);
/* "3" == 3 mandatory args */
rb_scan_args(argc, argv, "3", &target, &channel_args, &credentials);
TypedData_Get_Struct(self, grpc_rb_channel, &grpc_channel_data_type, wrapper);
target_chars = StringValueCStr(target);
grpc_rb_hash_convert_to_channel_args(channel_args, &args);
if (TYPE(credentials) == T_SYMBOL) {
if (id_insecure_channel != SYM2ID(credentials)) {
rb_raise(rb_eTypeError,
"bad creds symbol, want :this_channel_is_insecure");
return Qnil;
}
ch = grpc_insecure_channel_create(target_chars, &args, NULL);
} else {
wrapper->credentials = credentials;
creds = grpc_rb_get_wrapped_channel_credentials(credentials);
ch = grpc_secure_channel_create(creds, target_chars, &args, NULL);
}
GPR_ASSERT(ch);
stack.channel = ch;
stack.wrapper = wrapper;
rb_thread_call_without_gvl(
channel_init_try_register_connection_polling_without_gil, &stack, NULL,
NULL);
if (args.args != NULL) {
xfree(args.args); /* Allocated by grpc_rb_hash_convert_to_channel_args */
}
if (ch == NULL) {
rb_raise(rb_eRuntimeError, "could not create an rpc channel to target:%s",
target_chars);
return Qnil;
}
rb_ivar_set(self, id_target, target);
return self;
}
/* Allocates CompressionOptions instances.
Allocate the wrapped grpc compression options and
initialize it here too. */
static VALUE grpc_rb_compression_options_alloc(VALUE cls) {
grpc_rb_compression_options* wrapper = NULL;
grpc_ruby_once_init();
wrapper = gpr_malloc(sizeof(grpc_rb_compression_options));
wrapper->wrapped = NULL;
wrapper->wrapped = gpr_malloc(sizeof(grpc_compression_options));
grpc_compression_options_init(wrapper->wrapped);
return TypedData_Wrap_Struct(cls, &grpc_rb_compression_options_data_type,
wrapper);
}