/*
** process instance info query reply
**
** the is the reply of instance info query through node request
*/
static int __instance_info_update(xmlDoc * doc, xmlNode * node,
int ent_id, int * j_status)
{
logdebug(_("%s called\n"), __func__);
/* Create xpath evaluation context */
xmlXPathContextPtr xpathCtx = xmlXPathNewContext(doc);
if (xpathCtx == NULL) {
logerror(_("unable to create new XPath context %s, %d\n"),
__func__, __LINE__);
goto failed;
}
InstanceInfo ii;
char *str;
str = xml_xpath_text_from_ctx(xpathCtx,
"/" LYXML_ROOT "/response/data/id");
if (str == NULL)
goto failed;
ii.id = atoi(str);
free(str);
str = xml_xpath_text_from_ctx(xpathCtx,
"/" LYXML_ROOT "/response/data/status");
if (str == NULL)
goto failed;
ii.status = atoi(str);
free(str);
ii.ip = xml_xpath_text_from_ctx(xpathCtx,
"/" LYXML_ROOT "/response/data/ip");
logdebug(_("update info for instance %d: status %d, ip %s\n"),
ii.id, ii.status, ii.ip);
/* the ent_id passed to the routine is for node, not usefult */
ent_id = ly_entity_find_by_db(LY_ENTITY_OSM, ii.id);
if (!ly_entity_is_registered(ent_id) &&
db_instance_update_status(ii.id, &ii, -1) < 0) {
logerror(_("error in %s(%d)\n"), __func__, __LINE__);
if (ii.ip)
free(ii.ip);
goto failed;
}
if (ii.ip)
free(ii.ip);
return 0;
failed:
*j_status = LY_S_FINISHED_FAILURE;
return 0;
}
/*
** process instance info data,
** either from internal query or from xml response
**
*/
static int __instance_info_update(xmlDoc * doc, xmlNode * node)
{
int ret;
logdebug(_("%s called\n"), __func__);
/* Create xpath evaluation context */
xmlXPathContextPtr xpathCtx = xmlXPathNewContext(doc);
if (xpathCtx == NULL) {
logerror(_("unable to create new XPath context %s, %d\n"),
__func__, __LINE__);
return -1;
}
InstanceInfo ii;
bzero(&ii, sizeof(InstanceInfo));
char *str;
str = xml_xpath_text_from_ctx(xpathCtx,
"/" LYXML_ROOT "/response/data/id");
if (str == NULL)
goto failed;
ii.id = atoi(str);
free(str);
str = xml_xpath_text_from_ctx(xpathCtx,
"/" LYXML_ROOT "/response/data/status");
if (str == NULL)
goto failed;
ii.status = atoi(str);
free(str);
ii.ip = xml_xpath_text_from_ctx(xpathCtx,
"/" LYXML_ROOT "/response/data/ip");
str = xml_xpath_text_from_ctx(xpathCtx,
"/" LYXML_ROOT "/response/data/gport");
if (str == NULL)
goto failed;
ii.gport = atoi(str);
free(str);
str = xml_xpath_text_from_ctx(xpathCtx,
"/" LYXML_ROOT "/response/data/netstat0");
if (str)
sscanf(str, "%ld %ld %ld %ld", &ii.netstat[0].rx_bytes, &ii.netstat[0].rx_pkts,
&ii.netstat[0].tx_bytes, &ii.netstat[0].tx_pkts);
else
goto failed;
free(str);
logdebug(_("update info for instance %d:"), ii.id);
luoyun_instance_info_print(&ii);
int ent_id = ly_entity_find_by_db(LY_ENTITY_OSM, ii.id);
if (ly_entity_is_registered(ent_id))
ii.status = DOMAIN_S_UNKNOWN; /* don't update status */
if (db_instance_update_status(ii.id, &ii, -1) < 0) {
logerror(_("error in %s(%d)\n"), __func__, __LINE__);
if (ii.ip)
free(ii.ip);
goto failed;
}
if (ii.ip)
free(ii.ip);
ret = 0;
goto done;
failed:
ret = -1;
done:
xmlXPathFreeContext(xpathCtx);
return ret;
}
int ly_epoll_entity_recv(int ent_id)
{
if (ly_entity_type(ent_id) == LY_ENTITY_CLC)
return __epoll_work_recv(ent_id);
int fd = ly_entity_fd(ent_id);
if (fd < 0) {
logerror(_("fd for entity %d was closed. ignore event.\n"), ent_id);
return 1;
}
LYPacketRecv *pkt = ly_entity_pkt(ent_id);
if (pkt == NULL)
return -255;
int size;
void * buf = ly_packet_buf(pkt, &size);
if (buf == NULL) {
logerror(_("ly_packet_buf returns NULL buffer. close socket\n"));
return 1;
}
if (size == 0) {
logerror(_("ly_packet_buf returns 0 size buffer. close socket\n"));
return 1;
}
int len = recv(fd, buf, size, 0);
if (len <= 0) {
loginfo(_("socket %d recv returns %d. close socket\n"), fd, len);
if (len < 0)
loginfo(_("socket %d recv, errno %d\n"), fd, errno);
int type = ly_entity_type(ent_id);
int db_id = ly_entity_db_id(ent_id);
if (type == LY_ENTITY_NODE) {
logdebug(_("update node %d status in db to offline\n"), db_id);
db_node_update_status(DB_NODE_FIND_BY_ID, &db_id, NODE_STATUS_OFFLINE);
return 1;
}
if (ly_entity_type(ent_id) != LY_ENTITY_OSM)
return 1;
logdebug(_("update instance %d status in db\n"), db_id);
InstanceInfo ii;
ii.ip = NULL;
ii.status = DOMAIN_S_NEED_QUERY;
db_instance_update_status(db_id, &ii, -1);
job_internal_query_instance(db_id);
return 1;
}
logdebug(_("socket %d recv %d bytes\n"), fd, len);
while(1) {
int ret = ly_packet_recv(pkt, len);
if (ret < 0) {
logerror(_("package recv error in %s\n"), __func__);
__print_recv_buf(buf, len);
break;
}
/* currenly we only support processing a complete packet */
if (ret == 0) {
if (pkt->pkt_buf_received > 0) {
loginfo(_("socket %d recv partial packet(len %d)\n"),
fd, pkt->pkt_buf_received);
__print_recv_buf(buf, len);
}
break;
}
int type = ly_packet_type(pkt);
loginfo(_("socket %d recv packet, type %d\n"), fd, type);
/*
if (type == PKT_TYPE_UNKNOW)
break;
*/
buf = ly_packet_data(pkt, &size);
if (type == PKT_TYPE_WEB_NEW_JOB_REQUEST) {
ly_entity_init(ent_id, LY_ENTITY_WEB);
ret = __process_web_job(buf, size, ent_id);
if (ret < 0)
logerror(_("web packet process error in %s.\n"), __func__);
}
else if (type == PKT_TYPE_NODE_REGISTER_REQUEST) {
ly_entity_init(ent_id, LY_ENTITY_NODE);
ret = eh_process_node_xml(buf, ent_id);
if (ret < 0)
logerror(_("node packet process error in %s.\n"), __func__);
}
else if (type == PKT_TYPE_NODE_AUTH_REQUEST ||
type == PKT_TYPE_NODE_AUTH_REPLY) {
ly_entity_init(ent_id, LY_ENTITY_NODE);
ret = eh_process_node_auth(type == PKT_TYPE_NODE_AUTH_REPLY ?
1 : 0, buf, ent_id);
if (ret < 0)
logerror(_("node auth packet process error in %s.\n"), __func__);
}
else if (type == PKT_TYPE_OSM_AUTH_REQUEST ||
type == PKT_TYPE_OSM_AUTH_REPLY) {
ly_entity_init(ent_id, LY_ENTITY_OSM);
ret = eh_process_osm_auth(type == PKT_TYPE_OSM_AUTH_REPLY ?
1 : 0, buf, ent_id);
if (ret < 0)
logerror(_("osm auth packet process error in %s.\n"), __func__);
}
else if (type == PKT_TYPE_CLC_OSM_QUERY_REPLY) {
ret = eh_process_osm_query(ly_packet_data(pkt, NULL));
if (ret < 0)
logerror(_("osm packet process error in %s\n"), __func__);
}
else if (PKT_TYPE_ENTITY_GROUP_CLC(type) ||
PKT_TYPE_ENTITY_GROUP_NODE(type)) {
ret = eh_process_node_xml(buf, ent_id);
if (ret < 0)
logerror(_("node packet process error in %s.\n"), __func__);
}
else if (type == PKT_TYPE_OSM_REGISTER_REQUEST) {
ly_entity_init(ent_id, LY_ENTITY_OSM);
ret = eh_process_osm_register(buf, size, ent_id);
if (ret < 0)
logerror(_("osm packet process error in %s.\n"), __func__);
}
else if (type == PKT_TYPE_OSM_REPORT) {
ret = eh_process_osm_report(buf, size, ent_id);
if (ret < 0)
logerror(_("osm packet process error in %s.\n"), __func__);
}
else if (type == PKT_TYPE_TEST_ECHO_REQUEST) {
ret = __process_test_echo(buf, size, ent_id);
if (ret < 0)
logerror(_("echo packet process error in %s.\n"), __func__);
}
else {
logerror(_("unrecognized packet type.\n"));
}
if (ly_packet_recv_done(pkt) < 0 || ret < 0) {
logerror(_("%s return error\n"), __func__);
return -1;
}
if (ret > 0)
return ret;
len = 0; /* continue processing data in buffer */
}
return 0;
}
