forked from gitram/vertica
/
conn.c
218 lines (184 loc) · 5.97 KB
/
conn.c
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#include "conn.h"
VTconn* get_vtconn(VALUE self) {
VTconn *conn;
Data_Get_Struct(self, VTconn, conn);
if (conn == NULL) rb_raise(rb_VerticaConnectionError, "not connected");
return conn;
}
VALUE vtconn_alloc(VALUE klass) {
return Data_Wrap_Struct(klass, NULL, vtconn_free, NULL);
}
void vtconn_free(VTconn *conn) {
VQfinish(conn);
}
char *checked_string_value_ptr(VALUE string) {
if (!NIL_P(string)) {
Check_Type(string, T_STRING);
return StringValuePtr(string);
}
return NULL;
}
VALUE vtconn_init(int argc, VALUE *argv, VALUE self) {
VALUE args;
VTconn *conn;
rb_scan_args(argc, argv, "0*", &args);
if (RARRAY(args)->len == 1) {
conn = VQconnectdb(checked_string_value_ptr(rb_ary_entry(args, 0)));
} else if (RARRAY(args)->len == 2) {
char *conn_info = checked_string_value_ptr(rb_ary_entry(args, 0));
VALUE async_value = rb_ary_entry(args, 1);
if (!NIL_P(async_value) && async_value == Qtrue) {
conn = VQconnectStart(conn_info);
} else {
conn = VQconnectdb(conn_info);
}
} else if (RARRAY(args)->len == 6) {
conn = VQsetdbLogin(checked_string_value_ptr(rb_ary_entry(args, 0)),
checked_string_value_ptr(rb_obj_as_string(rb_ary_entry(args, 1))),
checked_string_value_ptr(rb_ary_entry(args, 2)),
NULL,
checked_string_value_ptr(rb_ary_entry(args, 3)),
checked_string_value_ptr(rb_ary_entry(args, 4)),
checked_string_value_ptr(rb_ary_entry(args, 5)));
} else {
rb_raise(rb_eArgError, "Expected connection info string 6 separate string arguments.");
}
if (VQstatus(conn) == CONNECTION_BAD) {
VALUE error = rb_exc_new2(rb_VerticaConnectionError, VQerrorMessage(conn));
rb_iv_set(error, "@connection", self);
rb_exc_raise(error);
}
Check_Type(self, T_DATA);
DATA_PTR(self) = conn;
return self;
}
VALUE polling_status_type_to_sym(VerticaPollingStatusType polling_status) {
switch(polling_status) {
case VERT_POLLING_FAILED:
return ID2SYM(rb_intern("failed"));
case VERT_POLLING_READING:
return ID2SYM(rb_intern("reading"));
case VERT_POLLING_WRITING:
return ID2SYM(rb_intern("writing"));
case VERT_POLLING_OK:
return ID2SYM(rb_intern("ok"));
case VERT_POLLING_ACTIVE:
return ID2SYM(rb_intern("active"));
default:
return Qnil;
}
}
VALUE vtconn_poll(VALUE self) {
VerticaPollingStatusType polling_status = VQconnectPoll(get_vtconn(self));
return polling_status_type_to_sym(polling_status);
}
VALUE vtconn_finish(VALUE self) {
VQfinish(get_vtconn(self));
DATA_PTR(self) = NULL;
return Qnil;
}
VALUE vtconn_reset(int argc, VALUE *argv, VALUE self) {
VALUE args;
rb_scan_args(argc, argv, "0*", &args);
if (RARRAY(args)->len == 1 && !NIL_P(rb_ary_entry(args, 0)) && rb_ary_entry(args, 0) == Qtrue) {
VQresetStart(get_vtconn(self));
} else {
VQreset(get_vtconn(self));
}
return self;
}
VALUE vtconn_reset_poll(VALUE self) {
VerticaPollingStatusType polling_status = VQresetPoll(get_vtconn(self));
return polling_status_type_to_sym(polling_status);
}
VALUE vtconn_db(VALUE self) {
return rb_str_new2(VQdb(get_vtconn(self)));
}
VALUE vtconn_user(VALUE self) {
return rb_str_new2(VQuser(get_vtconn(self)));
}
VALUE vtconn_pass(VALUE self) {
return rb_str_new2(VQpass(get_vtconn(self)));
}
VALUE vtconn_host(VALUE self) {
return rb_str_new2(VQhost(get_vtconn(self)));
}
VALUE vtconn_port(VALUE self) {
return rb_str_new2(VQport(get_vtconn(self)));
}
VALUE vtconn_options(VALUE self) {
return rb_str_new2(VQoptions(get_vtconn(self)));
}
VALUE conn_status_type_to_sym(ConnStatusType conn_status) {
switch(conn_status) {
case CONNECTION_OK:
return ID2SYM(rb_intern("ok"));
case CONNECTION_BAD:
return ID2SYM(rb_intern("bad"));
case CONNECTION_STARTED:
return ID2SYM(rb_intern("started"));
case CONNECTION_MADE:
return ID2SYM(rb_intern("made"));
case CONNECTION_AWAITING_RESPONSE:
return ID2SYM(rb_intern("awaiting_response"));
case CONNECTION_AUTH_OK:
return ID2SYM(rb_intern("auth_ok"));
case CONNECTION_SETENV:
return ID2SYM(rb_intern("setenv"));
case CONNECTION_SSL_STARTUP:
return ID2SYM(rb_intern("ssl_startup"));
case CONNECTION_NEEDED:
return ID2SYM(rb_intern("needed"));
default:
return Qnil;
}
}
VALUE vtconn_status(VALUE self) {
return conn_status_type_to_sym(VQstatus(get_vtconn(self)));
}
VALUE transaction_status_type_to_sym(VTTransactionStatusType transaction_status) {
switch(transaction_status) {
case VQTRANS_IDLE:
return ID2SYM(rb_intern("idle"));
case VQTRANS_ACTIVE:
return ID2SYM(rb_intern("active"));
case VQTRANS_INTRANS:
return ID2SYM(rb_intern("in_transaction"));
case VQTRANS_INERROR:
return ID2SYM(rb_intern("in_error"));
case VQTRANS_UNKNOWN:
return ID2SYM(rb_intern("unknown"));
default:
return Qnil;
}
}
VALUE vtconn_transaction_status(VALUE self) {
return transaction_status_type_to_sym(VQtransactionStatus(get_vtconn(self)));
}
VALUE vtconn_parameter_status(VALUE self, VALUE parameter_name) {
Check_Type(parameter_name, T_STRING);
const char *result = VQparameterStatus(get_vtconn(self), StringValuePtr(parameter_name));
if (result == NULL) {
return Qnil;
} else {
return rb_str_new2(result);
}
}
VALUE vtconn_protocol_version(VALUE self) {
return INT2NUM(VQprotocolVersion(get_vtconn(self)));
}
VALUE vtconn_server_version(VALUE self) {
return INT2NUM(VQserverVersion(get_vtconn(self)));
}
VALUE vtconn_error_message(VALUE self) {
return rb_str_new2(VQerrorMessage(get_vtconn(self)));
}
VALUE vtconn_socket(VALUE self) {
return INT2NUM(VQsocket(get_vtconn(self)));
}
VALUE vtconn_backend_pid(VALUE self) {
return INT2NUM(VQbackendPID(get_vtconn(self)));
}
VALUE vtconn_ssl_used(VALUE self) {
return VQgetssl(get_vtconn(self)) == NULL ? Qfalse : Qtrue;
}