Add initial remsim-client skeleton

Doesn't rally do much but to connect to bankd and send a
ConnectClientReq to it.

Change-Id: Ia67011ca690d90b7b670eb85dd0bc507d6c96d49
laforge/bankd-fsm-mistake
Harald Welte 5 years ago
parent af61473729
commit 2ff0ab98d2
  1. 6
      src/Makefile.am
  2. 148
      src/remsim_client.c

@ -13,7 +13,7 @@ libosmo_rspro_la_SOURCES = rspro_util.c rspro_client.c
noinst_HEADERS = bankd.h internal.h rspro_util.h
bin_PROGRAMS = pcsc_test remsim-bankd
bin_PROGRAMS = pcsc_test remsim-bankd remsim-client
pcsc_test_SOURCES = driver_core.c driver_pcsc.c main.c
pcsc_test_LDADD = $(OSMOCORE_LIBS) \
@ -22,3 +22,7 @@ pcsc_test_LDADD = $(OSMOCORE_LIBS) \
remsim_bankd_SOURCES = bankd_slotmap.c bankd_main.c
remsim_bankd_LDADD = $(OSMOCORE_LIBS) \
$(ASN1C_LIBS) $(PCSC_LIBS) libosmo-rspro.la
remsim_client_SOURCES = remsim_client.c
remsim_client_LDADD = $(OSMOCORE_LIBS) $(OSMOGSM_LIBS) $(OSMOABIS_LIBS) \
$(ASN1C_LIBS) libosmo-rspro.la

@ -0,0 +1,148 @@
#include <errno.h>
#include <string.h>
#include <talloc.h>
#include <osmocom/core/msgb.h>
#include <osmocom/core/fsm.h>
#include <osmocom/core/utils.h>
#include <osmocom/core/logging.h>
#include <osmocom/core/application.h>
#include <osmocom/abis/ipa.h>
#include <osmocom/gsm/protocol/ipaccess.h>
#include "rspro_util.h"
struct bankd_client {
/* connection to the remsim-server (control) */
struct ipa_client_conn *srv_conn;
/* our own component ID */
struct app_comp_id own_comp_id;
/* connection to the remsim-bankd */
char *bankd_host;
uint16_t bankd_port;
struct ipa_client_conn *bankd_conn;
};
static void bankd_send(struct bankd_client *bc, struct msgb *msg_tx)
{
ipa_prepend_header_ext(msg_tx, IPAC_PROTO_EXT_RSPRO);
ipa_msg_push_header(msg_tx, IPAC_PROTO_OSMO);
ipa_client_conn_send(bc->bankd_conn, msg_tx);
/* msg_tx is now queued and will be freed. */
}
static void bankd_send_rspro(struct bankd_client *bc, RsproPDU_t *rspro)
{
struct msgb *msg = rspro_enc_msg(rspro);
OSMO_ASSERT(msg);
bankd_send(bc, msg);
}
static void bankd_updown_cb(struct ipa_client_conn *conn, int up)
{
struct bankd_client *bc = conn->data;
printf("RSPRO link to %s:%d %s\n", conn->addr, conn->port, up ? "UP" : "DOWN");
if (!up)
exit(3);
else {
const ClientSlot_t clslot = { .clientId = 23, .slotNr = 1 };
RsproPDU_t *pdu = rspro_gen_ConnectClientReq(&bc->own_comp_id, &clslot);
bankd_send_rspro(bc, pdu);
}
}
static int bankd_read_cb(struct ipa_client_conn *conn, struct msgb *msg)
{
struct ipaccess_head *hh = (struct ipaccess_head *) msg->data;
struct ipaccess_head_ext *he = (struct ipaccess_head_ext *) msgb_l2(msg);
struct bankd_client *bc = conn->data;
if (msgb_length(msg) < sizeof(*hh))
goto invalid;
msg->l2h = &hh->data[0];
if (hh->proto != IPAC_PROTO_OSMO)
goto invalid;
if (!he || msgb_l2len(msg) < sizeof(*he))
goto invalid;
msg->l2h = &he->data[0];
if (he->proto != IPAC_PROTO_EXT_RSPRO)
goto invalid;
/* FIXME: do something */
printf("Received RSPRO %s\n", msgb_hexdump(msg));
msgb_free(msg);
return 0;
invalid:
msgb_free(msg);
return -1;
}
static const struct log_info_cat default_categories[] = {
};
static const struct log_info log_info = {
.cat = default_categories,
.num_cat = ARRAY_SIZE(default_categories),
};
static struct bankd_client g_client;
static void *g_tall_ctx;
void __thread *talloc_asn1_ctx;
extern int asn_debug;
int main(int argc, char **argv)
{
int rc;
g_tall_ctx = talloc_named_const(NULL, 0, "global");
g_client.bankd_host = "localhost";
g_client.bankd_port = 9999;
g_client.own_comp_id.type = ComponentType_remsimClient;
OSMO_STRLCPY_ARRAY(g_client.own_comp_id.name, "fixme-name");
OSMO_STRLCPY_ARRAY(g_client.own_comp_id.software, "remsim-client");
OSMO_STRLCPY_ARRAY(g_client.own_comp_id.sw_version, PACKAGE_VERSION);
//asn_debug = 1;
osmo_init_logging2(g_tall_ctx, &log_info);
g_client.bankd_conn = ipa_client_conn_create(g_tall_ctx, NULL, 0,
g_client.bankd_host, g_client.bankd_port,
bankd_updown_cb, bankd_read_cb,
NULL, &g_client);
if (!g_client.bankd_conn) {
fprintf(stderr, "Unable to connect: %s\n", strerror(errno));
exit(1);
}
rc = ipa_client_conn_open(g_client.bankd_conn);
if (rc < 0) {
fprintf(stderr, "Unable to connect RSPRO to %s:%d - %s\n",
g_client.bankd_conn->addr, g_client.bankd_conn->port, strerror(errno));
return 0;
}
while (1) {
osmo_select_main(0);
}
}
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