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db_handler.cc
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db_handler.cc
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/*
* Copyright (c) 2013 Juniper Networks, Inc. All rights reserved.
*/
#include <exception>
#include <boost/bind.hpp>
#include <boost/assign/list_of.hpp>
#include <boost/asio/ip/host_name.hpp>
#include <boost/array.hpp>
#include <boost/uuid/name_generator.hpp>
#include <rapidjson/document.h>
#include <rapidjson/stringbuffer.h>
#include <rapidjson/writer.h>
#include <base/logging.h>
#include <io/event_manager.h>
#include <base/connection_info.h>
#include <sandesh/sandesh_types.h>
#include <sandesh/sandesh.h>
#include <sandesh/sandesh_message_builder.h>
#include <sandesh/protocol/TXMLProtocol.h>
#include "viz_constants.h"
#include "vizd_table_desc.h"
#include "collector.h"
#include "db_handler.h"
#include "parser_util.h"
#define DB_LOG(_Level, _Msg) \
do { \
if (LoggingDisabled()) break; \
log4cplus::Logger _Xlogger = log4cplus::Logger::getRoot(); \
if (_Xlogger.isEnabledFor(log4cplus::_Level##_LOG_LEVEL)) { \
log4cplus::tostringstream _Xbuf; \
_Xbuf << name_ << ": " << __func__ << ": " << _Msg; \
_Xlogger.forcedLog(log4cplus::_Level##_LOG_LEVEL, \
_Xbuf.str()); \
} \
} while (false)
using std::pair;
using std::string;
using boost::system::error_code;
using namespace pugi;
using namespace contrail::sandesh::protocol;
using process::ConnectionState;
using process::ConnectionType;
using process::ConnectionStatus;
DbHandler::DbHandler(EventManager *evm,
GenDb::GenDbIf::DbErrorHandler err_handler,
const std::vector<std::string> &cassandra_ips,
const std::vector<int> &cassandra_ports,
std::string name, const TtlMap& ttl_map) :
name_(name),
drop_level_(SandeshLevel::INVALID), ttl_map_(ttl_map) {
int analytics_ttl = DbHandler::GetTtlFromMap(ttl_map, DbHandler::GLOBAL_TTL);
if (analytics_ttl == -1) {
DB_LOG(ERROR, "Unexpected analytics_ttl value: " << analytics_ttl);
analytics_ttl = 0;
}
dbif_.reset(GenDb::GenDbIf::GenDbIfImpl(err_handler,
cassandra_ips, cassandra_ports, analytics_ttl, name, false));
error_code error;
col_name_ = boost::asio::ip::host_name(error);
}
DbHandler::DbHandler(GenDb::GenDbIf *dbif, const TtlMap& ttl_map) :
dbif_(dbif),
ttl_map_(ttl_map) {
}
DbHandler::~DbHandler() {
}
int DbHandler::GetTtlFromMap(const DbHandler::TtlMap& ttl_map,
DbHandler::TtlType type) {
DbHandler::TtlMap::const_iterator it = ttl_map.find(type);
if (it != ttl_map.end()) {
return it->second*3600;
} else {
return -1;
}
}
std::string DbHandler::GetName() const {
return name_;
}
std::string DbHandler::GetHost() const {
return dbif_->Db_GetHost();
}
int DbHandler::GetPort() const {
return dbif_->Db_GetPort();
}
bool DbHandler::DropMessage(const SandeshHeader &header,
const VizMsg *vmsg) {
bool drop(DoDropSandeshMessage(header, drop_level_));
if (drop) {
tbb::mutex::scoped_lock lock(smutex_);
dropped_msg_stats_.Update(vmsg);
}
return drop;
}
void DbHandler::SetDropLevel(size_t queue_count, SandeshLevel::type level,
boost::function<void (void)> cb) {
if (drop_level_ != level) {
DB_LOG(INFO, "DB DROP LEVEL: [" <<
Sandesh::LevelToString(drop_level_) << "] -> [" <<
Sandesh::LevelToString(level) << "], DB QUEUE COUNT: " <<
queue_count);
drop_level_ = level;
if (!cb.empty()) {
cb();
}
}
}
bool DbHandler::CreateTables() {
for (std::vector<GenDb::NewCf>::const_iterator it = vizd_tables.begin();
it != vizd_tables.end(); it++) {
if (!dbif_->Db_AddColumnfamily(*it)) {
DB_LOG(ERROR, it->cfname_ << " FAILED");
return false;
}
}
for (std::vector<GenDb::NewCf>::const_iterator it = vizd_flow_tables.begin();
it != vizd_flow_tables.end(); it++) {
if (!dbif_->Db_AddColumnfamily(*it)) {
DB_LOG(ERROR, it->cfname_ << " FAILED");
return false;
}
}
for (std::vector<GenDb::NewCf>::const_iterator it = vizd_stat_tables.begin();
it != vizd_stat_tables.end(); it++) {
if (!dbif_->Db_AddColumnfamily(*it)) {
DB_LOG(ERROR, it->cfname_ << " FAILED");
return false;
}
}
GenDb::ColList col_list;
std::string cfname = g_viz_constants.SYSTEM_OBJECT_TABLE;
GenDb::DbDataValueVec key;
key.push_back(g_viz_constants.SYSTEM_OBJECT_ANALYTICS);
bool init_done = false;
if (dbif_->Db_GetRow(col_list, cfname, key)) {
for (GenDb::NewColVec::iterator it = col_list.columns_.begin();
it != col_list.columns_.end(); it++) {
std::string col_name;
try {
col_name = boost::get<std::string>(it->name->at(0));
} catch (boost::bad_get& ex) {
DB_LOG(ERROR, cfname << ": Column Name Get FAILED");
}
if (col_name == g_viz_constants.SYSTEM_OBJECT_START_TIME) {
init_done = true;
}
}
}
if (!init_done) {
std::auto_ptr<GenDb::ColList> col_list(new GenDb::ColList);
col_list->cfname_ = g_viz_constants.SYSTEM_OBJECT_TABLE;
// Rowkey
GenDb::DbDataValueVec& rowkey = col_list->rowkey_;
rowkey.reserve(1);
rowkey.push_back(g_viz_constants.SYSTEM_OBJECT_ANALYTICS);
// Columns
GenDb::NewColVec& columns = col_list->columns_;
columns.reserve(4);
uint64_t current_tm = UTCTimestampUsec();
GenDb::NewCol *col(new GenDb::NewCol(
g_viz_constants.SYSTEM_OBJECT_START_TIME, current_tm, 0));
columns.push_back(col);
GenDb::NewCol *flow_col(new GenDb::NewCol(
g_viz_constants.SYSTEM_OBJECT_FLOW_START_TIME, current_tm, 0));
columns.push_back(flow_col);
GenDb::NewCol *msg_col(new GenDb::NewCol(
g_viz_constants.SYSTEM_OBJECT_MSG_START_TIME, current_tm, 0));
columns.push_back(msg_col);
GenDb::NewCol *stat_col(new GenDb::NewCol(
g_viz_constants.SYSTEM_OBJECT_STAT_START_TIME, current_tm, 0));
columns.push_back(stat_col);
if (!dbif_->Db_AddColumnSync(col_list)) {
VIZD_ASSERT(0);
}
}
return true;
}
void DbHandler::UnInit(int instance) {
dbif_->Db_Uninit("analytics::DbHandler", instance);
dbif_->Db_SetInitDone(false);
}
// The caller *SHOULD* ensure that UnInit() is not called from another
// task that can be executed in parallel.
void DbHandler::UnInitUnlocked(int instance) {
dbif_->Db_UninitUnlocked("analytics::DbHandler", instance);
dbif_->Db_SetInitDone(false);
}
bool DbHandler::Init(bool initial, int instance) {
SetDropLevel(0, SandeshLevel::INVALID, NULL);
if (initial) {
return Initialize(instance);
} else {
return Setup(instance);
}
}
bool DbHandler::Initialize(int instance) {
DB_LOG(DEBUG, "Initializing..");
/* init of vizd table structures */
init_vizd_tables();
if (!dbif_->Db_Init("analytics::DbHandler", instance)) {
DB_LOG(ERROR, "Connection to DB FAILED");
return false;
}
if (!dbif_->Db_AddSetTablespace(g_viz_constants.COLLECTOR_KEYSPACE,"2")) {
DB_LOG(ERROR, "Create/Set KEYSPACE: " <<
g_viz_constants.COLLECTOR_KEYSPACE << " FAILED");
return false;
}
if (!CreateTables()) {
DB_LOG(ERROR, "CreateTables FAILED");
return false;
}
dbif_->Db_SetInitDone(true);
DB_LOG(DEBUG, "Initializing Done");
return true;
}
bool DbHandler::Setup(int instance) {
DB_LOG(DEBUG, "Setup..");
if (!dbif_->Db_Init("analytics::DbHandler",
instance)) {
DB_LOG(ERROR, "Connection to DB FAILED");
return false;
}
if (!dbif_->Db_SetTablespace(g_viz_constants.COLLECTOR_KEYSPACE)) {
DB_LOG(ERROR, "Set KEYSPACE: " <<
g_viz_constants.COLLECTOR_KEYSPACE << " FAILED");
return false;
}
for (std::vector<GenDb::NewCf>::const_iterator it = vizd_tables.begin();
it != vizd_tables.end(); it++) {
if (!dbif_->Db_UseColumnfamily(*it)) {
DB_LOG(ERROR, it->cfname_ <<
": Db_UseColumnfamily FAILED");
return false;
}
}
for (std::vector<GenDb::NewCf>::const_iterator it = vizd_flow_tables.begin();
it != vizd_flow_tables.end(); it++) {
if (!dbif_->Db_UseColumnfamily(*it)) {
DB_LOG(ERROR, it->cfname_ << ": Db_UseColumnfamily FAILED");
return false;
}
}
for (std::vector<GenDb::NewCf>::const_iterator it = vizd_stat_tables.begin();
it != vizd_stat_tables.end(); it++) {
if (!dbif_->Db_UseColumnfamily(*it)) {
DB_LOG(ERROR, it->cfname_ << ": Db_UseColumnfamily FAILED");
return false;
}
}
dbif_->Db_SetInitDone(true);
DB_LOG(DEBUG, "Setup Done");
return true;
}
void DbHandler::SetDbQueueWaterMarkInfo(Sandesh::QueueWaterMarkInfo &wm,
boost::function<void (void)> defer_undefer_cb) {
dbif_->Db_SetQueueWaterMark(boost::get<2>(wm),
boost::get<0>(wm),
boost::bind(&DbHandler::SetDropLevel, this, _1, boost::get<1>(wm),
defer_undefer_cb));
}
void DbHandler::ResetDbQueueWaterMarkInfo() {
dbif_->Db_ResetQueueWaterMarks();
}
void DbHandler::GetSandeshStats(std::string *drop_level,
std::vector<SandeshStats> *vdropmstats) const {
*drop_level = Sandesh::LevelToString(drop_level_);
{
tbb::mutex::scoped_lock lock(smutex_);
dropped_msg_stats_.Get(*vdropmstats);
}
}
bool DbHandler::GetStats(uint64_t *queue_count, uint64_t *enqueues) const {
return dbif_->Db_GetQueueStats(queue_count, enqueues);
}
bool DbHandler::GetStats(std::vector<GenDb::DbTableInfo> *vdbti,
GenDb::DbErrors *dbe, std::vector<GenDb::DbTableInfo> *vstats_dbti) {
{
tbb::mutex::scoped_lock lock(smutex_);
stable_stats_.Get(vstats_dbti);
}
return dbif_->Db_GetStats(vdbti, dbe);
}
bool DbHandler::AllowMessageTableInsert(const SandeshHeader &header) {
return header.get_Type() != SandeshType::FLOW;
}
bool DbHandler::MessageIndexTableInsert(const std::string& cfname,
const SandeshHeader& header,
const std::string& message_type,
const boost::uuids::uuid& unm,
const std::string keyword) {
std::auto_ptr<GenDb::ColList> col_list(new GenDb::ColList);
col_list->cfname_ = cfname;
// Rowkey
GenDb::DbDataValueVec& rowkey = col_list->rowkey_;
rowkey.reserve(8);
uint32_t T2(header.get_Timestamp() >> g_viz_constants.RowTimeInBits);
rowkey.push_back(T2);
if (cfname == g_viz_constants.MESSAGE_TABLE_SOURCE) {
rowkey.push_back(header.get_Source());
} else if (cfname == g_viz_constants.MESSAGE_TABLE_MODULE_ID) {
rowkey.push_back(header.get_Module());
} else if (cfname == g_viz_constants.MESSAGE_TABLE_CATEGORY) {
rowkey.push_back(header.get_Category());
} else if (cfname == g_viz_constants.MESSAGE_TABLE_MESSAGE_TYPE) {
rowkey.push_back(message_type);
} else if (cfname == g_viz_constants.MESSAGE_TABLE_TIMESTAMP) {
} else if (cfname == g_viz_constants.MESSAGE_TABLE_KEYWORD) {
if (keyword.length())
rowkey.push_back(keyword);
else
return false;
} else {
DB_LOG(ERROR, "Unknown table: " << cfname << ", message: "
<< message_type << ", message UUID: " << unm);
return false;
}
// Columns
GenDb::NewColVec& columns = col_list->columns_;
columns.reserve(1);
uint32_t T1(header.get_Timestamp() & g_viz_constants.RowTimeInMask);
GenDb::DbDataValueVec *col_name(new GenDb::DbDataValueVec(1, T1));
GenDb::DbDataValueVec *col_value(new GenDb::DbDataValueVec(1, unm));
int ttl;
if (message_type == "VncApiConfigLog") {
ttl = GetTtl(CONFIGAUDIT_TTL);
} else {
ttl = GetTtl(GLOBAL_TTL);
}
GenDb::NewCol *col(new GenDb::NewCol(col_name, col_value, ttl));
columns.push_back(col);
if (!dbif_->Db_AddColumn(col_list)) {
DB_LOG(ERROR, "Addition of message: " << message_type <<
", message UUID: " << unm << " to table: " << cfname <<
" FAILED");
return false;
}
return true;
}
void DbHandler::MessageTableOnlyInsert(const VizMsg *vmsgp) {
const SandeshHeader &header(vmsgp->msg->GetHeader());
const std::string &message_type(vmsgp->msg->GetMessageType());
uint64_t temp_u64;
uint32_t temp_u32;
std::string temp_str;
int ttl = GetTtl(GLOBAL_TTL);
std::auto_ptr<GenDb::ColList> col_list(new GenDb::ColList);
col_list->cfname_ = g_viz_constants.COLLECTOR_GLOBAL_TABLE;
// Rowkey
GenDb::DbDataValueVec& rowkey = col_list->rowkey_;
rowkey.reserve(1);
rowkey.push_back(vmsgp->unm);
// Columns
GenDb::NewColVec& columns = col_list->columns_;
columns.reserve(16);
columns.push_back(new GenDb::NewCol(g_viz_constants.SOURCE,
header.get_Source(), ttl));
columns.push_back(new GenDb::NewCol(g_viz_constants.NAMESPACE,
header.get_Namespace(), ttl));
columns.push_back(new GenDb::NewCol(g_viz_constants.MODULE,
header.get_Module(), ttl));
if (!header.get_Context().empty()) {
columns.push_back(new GenDb::NewCol(g_viz_constants.CONTEXT,
header.get_Context(), ttl));
}
if (!header.get_InstanceId().empty()) {
columns.push_back(new GenDb::NewCol(g_viz_constants.INSTANCE_ID,
header.get_InstanceId(), ttl));
}
if (!header.get_NodeType().empty()) {
columns.push_back(new GenDb::NewCol(g_viz_constants.NODE_TYPE,
header.get_NodeType(), ttl));
}
if (header.__isset.IPAddress) {
columns.push_back(new GenDb::NewCol(g_viz_constants.IPADDRESS,
header.get_IPAddress(), ttl));
}
// Convert to network byte order
temp_u64 = header.get_Timestamp();
columns.push_back(new GenDb::NewCol(g_viz_constants.TIMESTAMP, temp_u64, ttl));
columns.push_back(new GenDb::NewCol(g_viz_constants.CATEGORY,
header.get_Category(), ttl));
temp_u32 = header.get_Level();
columns.push_back(new GenDb::NewCol(g_viz_constants.LEVEL, temp_u32, ttl));
columns.push_back(new GenDb::NewCol(g_viz_constants.MESSAGE_TYPE,
message_type, ttl));
temp_u32 = header.get_SequenceNum();
columns.push_back(new GenDb::NewCol(g_viz_constants.SEQUENCE_NUM,
temp_u32, ttl));
temp_u32 = header.get_VersionSig();
columns.push_back(new GenDb::NewCol(g_viz_constants.VERSION, temp_u32, ttl));
uint8_t temp_u8 = header.get_Type();
columns.push_back(new GenDb::NewCol(g_viz_constants.SANDESH_TYPE,
temp_u8, ttl));
if (header.__isset.Pid) {
temp_u32 = header.get_Pid();
columns.push_back(new GenDb::NewCol(g_viz_constants.PID,
temp_u32, ttl));
}
columns.push_back(new GenDb::NewCol(g_viz_constants.DATA,
vmsgp->msg->ExtractMessage(), ttl));
if (!dbif_->Db_AddColumn(col_list)) {
DB_LOG(ERROR, "Addition of message: " << message_type <<
", message UUID: " << vmsgp->unm << " COLUMN FAILED");
return;
}
}
void DbHandler::MessageTableInsert(const VizMsg *vmsgp) {
const SandeshHeader &header(vmsgp->msg->GetHeader());
const std::string &message_type(vmsgp->msg->GetMessageType());
if (!AllowMessageTableInsert(header))
return;
MessageTableOnlyInsert(vmsgp);
MessageIndexTableInsert(g_viz_constants.MESSAGE_TABLE_SOURCE, header,
message_type, vmsgp->unm, "");
MessageIndexTableInsert(g_viz_constants.MESSAGE_TABLE_MODULE_ID, header,
message_type, vmsgp->unm, "");
MessageIndexTableInsert(g_viz_constants.MESSAGE_TABLE_CATEGORY, header,
message_type, vmsgp->unm, "");
MessageIndexTableInsert(g_viz_constants.MESSAGE_TABLE_MESSAGE_TYPE, header,
message_type, vmsgp->unm, "");
MessageIndexTableInsert(g_viz_constants.MESSAGE_TABLE_TIMESTAMP, header,
message_type, vmsgp->unm, "");
const SandeshType::type &stype(header.get_Type());
std::string s;
if (stype == SandeshType::SYSTEM) {
const SandeshXMLMessage *sxmsg =
static_cast<const SandeshXMLMessage *>(vmsgp->msg);
const pugi::xml_node &parent(sxmsg->GetMessageNode());
s = LineParser::GetXmlString(parent);
} else if (!vmsgp->keyword_doc_.empty()) {
s = std::string(vmsgp->keyword_doc_);
}
if (!s.empty()) {
LineParser::WordListType words = LineParser::ParseDoc(s.begin(),
s.end());
LineParser::RemoveStopWords(&words);
for (LineParser::WordListType::iterator i = words.begin();
i != words.end(); i++) {
// tableinsert@{(t2,*i), (t1,header.get_Source())} -> vmsgp->unm
bool r = MessageIndexTableInsert(
g_viz_constants.MESSAGE_TABLE_KEYWORD, header,
message_type, vmsgp->unm, *i);
if (!r)
DB_LOG(ERROR, "Failed to parse:" << s);
}
}
/*
* Insert the message types,module_id in the stat table
* Construct the atttributes,attrib_tags beofore inserting
* to the StatTableInsert
*/
if ((stype == SandeshType::SYSLOG) || (stype == SandeshType::SYSTEM)) {
//Insert only if sandesh type is a SYSTEM LOG or SYSLOG
//Insert into the FieldNames stats table entries for Messagetype and Module ID
int ttl = GetTtl(GLOBAL_TTL);
FieldNamesTableInsert(g_viz_constants.COLLECTOR_GLOBAL_TABLE,
":Messagetype", message_type, header.get_Timestamp(), ttl);
FieldNamesTableInsert(g_viz_constants.COLLECTOR_GLOBAL_TABLE,
":ModuleId", header.get_Module(), header.get_Timestamp(), ttl);
}
}
/*
* This function takes field name and field value as arguments and inserts
* into the FieldNames stats table
*/
void DbHandler::FieldNamesTableInsert(const std::string& table_prefix,
const std::string& field_name, const std::string& field_val,
uint64_t timestamp, int ttl) {
/*
* Insert the message types in the stat table
* Construct the atttributes,attrib_tags before inserting
* to the StatTableInsert
*/
DbHandler::TagMap tmap;
DbHandler::AttribMap amap;
DbHandler::Var pv;
DbHandler::AttribMap attribs;
std::string table_name(table_prefix);
table_name.append(field_name);
pv = table_name;
tmap.insert(make_pair("name", make_pair(pv, amap)));
attribs.insert(make_pair(string("name"), pv));
string sattrname("fields.value");
pv = string(field_val);
attribs.insert(make_pair(sattrname,pv));
//pv = string(header.get_Source());
// Put the name of the collector, not the message source.
// Using the message source will make queries slower
pv = string(col_name_);
tmap.insert(make_pair("Source",make_pair(pv,amap)));
attribs.insert(make_pair(string("Source"),pv));
StatTableInsertTtl(timestamp, "FieldNames","fields",tmap,attribs, ttl);
}
void DbHandler::GetRuleMap(RuleMap& rulemap) {
}
/*
* insert an entry into an ObjectTrace table
* key is T2
* column is
* name: <key>:T1 (value in timestamp)
* value: uuid (of the corresponding global message)
*/
void DbHandler::ObjectTableInsert(const std::string &table, const std::string &objectkey_str,
uint64_t ×tamp, const boost::uuids::uuid& unm, const VizMsg *vmsgp) {
uint32_t T2(timestamp >> g_viz_constants.RowTimeInBits);
uint32_t T1(timestamp & g_viz_constants.RowTimeInMask);
{
uint8_t partition_no = 0;
std::auto_ptr<GenDb::ColList> col_list(new GenDb::ColList);
col_list->cfname_ = g_viz_constants.OBJECT_TABLE;
GenDb::DbDataValueVec& rowkey = col_list->rowkey_;
rowkey.reserve(3);
rowkey.push_back(T2);
rowkey.push_back(partition_no);
rowkey.push_back(table);
GenDb::DbDataValueVec *col_name(new GenDb::DbDataValueVec());
col_name->reserve(2);
col_name->push_back(objectkey_str);
col_name->push_back(T1);
GenDb::DbDataValueVec *col_value(new GenDb::DbDataValueVec(1, unm));
const std::string &message_type(vmsgp->msg->GetMessageType());
int ttl;
if (message_type == "VncApiConfigLog") {
ttl = GetTtl(CONFIGAUDIT_TTL);
} else {
ttl = GetTtl(GLOBAL_TTL);
}
GenDb::NewCol *col(new GenDb::NewCol(col_name, col_value, ttl));
GenDb::NewColVec& columns = col_list->columns_;
columns.reserve(1);
columns.push_back(col);
if (!dbif_->Db_AddColumn(col_list)) {
DB_LOG(ERROR, "Addition of " << objectkey_str <<
", message UUID " << unm << " into table " << table <<
" FAILED");
return;
}
}
{
std::auto_ptr<GenDb::ColList> col_list(new GenDb::ColList);
col_list->cfname_ = g_viz_constants.OBJECT_VALUE_TABLE;
GenDb::DbDataValueVec& rowkey = col_list->rowkey_;
rowkey.reserve(2);
rowkey.push_back(T2);
rowkey.push_back(table);
GenDb::DbDataValueVec *col_name(new GenDb::DbDataValueVec(1, T1));
GenDb::DbDataValueVec *col_value(new GenDb::DbDataValueVec(1, objectkey_str));
GenDb::NewCol *col(new GenDb::NewCol(col_name, col_value));
GenDb::NewColVec& columns = col_list->columns_;
columns.reserve(1);
columns.push_back(col);
if (!dbif_->Db_AddColumn(col_list)) {
DB_LOG(ERROR, "Addition of " << objectkey_str <<
", message UUID " << unm << " " << table << " into table "
<< g_viz_constants.OBJECT_VALUE_TABLE << " FAILED");
return;
}
/*
* Inserting into the stat table
*/
const SandeshHeader &header(vmsgp->msg->GetHeader());
const std::string &message_type(vmsgp->msg->GetMessageType());
//Insert into the FieldNames stats table entries for Messagetype and Module ID
int ttl;
if (message_type == "VncApiConfigLog") {
ttl = GetTtl(CONFIGAUDIT_TTL);
} else {
ttl = GetTtl(GLOBAL_TTL);
}
FieldNamesTableInsert(table, ":Objecttype", objectkey_str, timestamp, ttl);
FieldNamesTableInsert(table, ":Messagetype", message_type, timestamp, ttl);
FieldNamesTableInsert(table, ":ModuleId", header.get_Module(),
timestamp, ttl);
}
}
bool DbHandler::StatTableWrite(uint32_t t2,
const std::string& statName, const std::string& statAttr,
const std::pair<std::string,DbHandler::Var>& ptag,
const std::pair<std::string,DbHandler::Var>& stag,
uint32_t t1, const boost::uuids::uuid& unm,
const std::string& jsonline, int ttl) {
uint8_t part = 0;
string cfname;
const DbHandler::Var& pv = ptag.second;
const DbHandler::Var& sv = stag.second;
GenDb::DbDataValue pg,sg;
bool bad_suffix = false;
switch (pv.type) {
case DbHandler::STRING : {
pg = pv.str;
if (sv.type==DbHandler::STRING) {
cfname = g_viz_constants.STATS_TABLE_BY_STR_STR_TAG;
sg = sv.str;
} else if (sv.type==DbHandler::UINT64) {
cfname = g_viz_constants.STATS_TABLE_BY_STR_U64_TAG;
sg = sv.num;
} else if (sv.type==DbHandler::INVALID) {
cfname = g_viz_constants.STATS_TABLE_BY_STR_TAG;
} else {
bad_suffix = true;
}
}
break;
case DbHandler::UINT64 : {
pg = pv.num;
if (sv.type==DbHandler::STRING) {
cfname = g_viz_constants.STATS_TABLE_BY_U64_STR_TAG;
sg = sv.str;
} else if (sv.type==DbHandler::UINT64) {
cfname = g_viz_constants.STATS_TABLE_BY_U64_U64_TAG;
sg = sv.num;
} else if (sv.type==DbHandler::INVALID) {
cfname = g_viz_constants.STATS_TABLE_BY_U64_TAG;
} else {
bad_suffix = true;
}
}
break;
case DbHandler::DOUBLE : {
pg = pv.dbl;
if (sv.type==DbHandler::INVALID) {
cfname = g_viz_constants.STATS_TABLE_BY_DBL_TAG;
} else {
bad_suffix = true;
}
}
break;
default:
tbb::mutex::scoped_lock lock(smutex_);
stable_stats_.Update(statName + ":" + statAttr, true, true);
DB_LOG(ERROR, "Bad Prefix Tag " << statName <<
", " << statAttr << " tag " << ptag.first <<
":" << stag.first << " jsonline " << jsonline);
return false;
}
if (bad_suffix) {
tbb::mutex::scoped_lock lock(smutex_);
stable_stats_.Update(statName + ":" + statAttr, true, true);
DB_LOG(ERROR, "Bad Suffix Tag " << statName <<
", " << statAttr << " tag " << ptag.first <<
":" << stag.first << " jsonline " << jsonline);
return false;
}
std::auto_ptr<GenDb::ColList> col_list(new GenDb::ColList);
col_list->cfname_ = cfname;
GenDb::DbDataValueVec& rowkey = col_list->rowkey_;
if (sv.type==DbHandler::INVALID) {
rowkey.reserve(5);
rowkey.push_back(t2);
rowkey.push_back(part);
rowkey.push_back(statName);
rowkey.push_back(statAttr);
rowkey.push_back(ptag.first);
} else {
rowkey.reserve(6);
rowkey.push_back(t2);
rowkey.push_back(part);
rowkey.push_back(statName);
rowkey.push_back(statAttr);
rowkey.push_back(ptag.first);
rowkey.push_back(stag.first);
}
GenDb::NewColVec& columns = col_list->columns_;
GenDb::DbDataValueVec *col_name(new GenDb::DbDataValueVec);
if (sv.type==DbHandler::INVALID) {
col_name->reserve(3);
col_name->push_back(pg);
col_name->push_back(t1);
col_name->push_back(unm);
} else {
col_name->reserve(4);
col_name->push_back(pg);
col_name->push_back(sg);
col_name->push_back(t1);
col_name->push_back(unm);
}
GenDb::DbDataValueVec *col_value(new GenDb::DbDataValueVec(1, jsonline));
GenDb::NewCol *col(new GenDb::NewCol(col_name, col_value, ttl));
columns.push_back(col);
if (!dbif_->Db_AddColumn(col_list)) {
DB_LOG(ERROR, "Addition of " << statName <<
", " << statAttr << " tag " << ptag.first <<
":" << stag.first << " into table " <<
cfname <<" FAILED");
tbb::mutex::scoped_lock lock(smutex_);
stable_stats_.Update(statName + ":" + statAttr, true, true);
return false;
} else {
tbb::mutex::scoped_lock lock(smutex_);
stable_stats_.Update(statName + ":" + statAttr, true, false);
return true;
}
}
// This returns a list of select terms to use for full aggregation
// for the given row
std::vector<std::string>
DbHandler::StatTableSelectStr(
const std::string& statName, const std::string& statAttr,
const AttribMap & attribs) {
std::vector<std::string> aggstr;
aggstr.push_back(string("COUNT(") + statAttr + string(")"));
for (AttribMap::const_iterator it = attribs.begin();
it != attribs.end(); it++) {
switch (it->second.type) {
case STRING: {
aggstr.push_back(statAttr + "." + it->first);
}
break;
case UINT64: {
aggstr.push_back(string("SUM(") + statAttr + "." + it->first + string(")"));
aggstr.push_back(string("MAX(") + statAttr + "." + it->first + string(")"));
aggstr.push_back(string("MIN(") + statAttr + "." + it->first + string(")"));
}
break;
case DOUBLE: {
aggstr.push_back(string("SUM(") + statAttr + "." + it->first + string(")"));
aggstr.push_back(string("MAX(") + statAttr + "." + it->first + string(")"));
aggstr.push_back(string("MIN(") + statAttr + "." + it->first + string(")"));
}
break;
default:
continue;
}
}
return aggstr;
}
void
DbHandler::StatTableInsert(uint64_t ts,
const std::string& statName,
const std::string& statAttr,
const TagMap & attribs_tag,
const AttribMap & attribs) {
int ttl = GetTtl(STATSDATA_TTL);
StatTableInsertTtl(ts, statName, statAttr, attribs_tag, attribs, ttl);
}
// This function writes Stats samples to the DB.
void
DbHandler::StatTableInsertTtl(uint64_t ts,
const std::string& statName,
const std::string& statAttr,
const TagMap & attribs_tag,
const AttribMap & attribs, int ttl) {
uint64_t temp_u64 = ts;
uint32_t temp_u32 = temp_u64 >> g_viz_constants.RowTimeInBits;
boost::uuids::uuid unm;
if (statName.compare("FieldNames") != 0) {
unm = umn_gen_();
}
// This is very primitive JSON encoding.
// Should replace with rapidJson at some point.
// Encoding of all attribs
rapidjson::Document dd;
dd.SetObject();
AttribMap attribs_buf;
for (AttribMap::const_iterator it = attribs.begin();
it != attribs.end(); it++) {
switch (it->second.type) {
case STRING: {
rapidjson::Value val(rapidjson::kStringType);
std::string nm = it->first + std::string("|s");
pair<AttribMap::iterator,bool> rt =
attribs_buf.insert(make_pair(nm, it->second));
val.SetString(it->second.str.c_str());
dd.AddMember(rt.first->first.c_str(), val, dd.GetAllocator());
string field_name = it->first;
if (field_name.compare("fields.value") == 0) {
if (statName.compare("FieldNames") == 0) {
//Make uuid a fn of the field.values
boost::uuids::name_generator gen(DbHandler::seed_uuid);
unm = gen(it->second.str.c_str());
}
}
}
break;
case UINT64: {
rapidjson::Value val(rapidjson::kNumberType);
std::string nm = it->first + std::string("|n");
pair<AttribMap::iterator,bool> rt =
attribs_buf.insert(make_pair(nm, it->second));
val.SetUint64(it->second.num);
dd.AddMember(rt.first->first.c_str(), val, dd.GetAllocator());
}
break;
case DOUBLE: {
rapidjson::Value val(rapidjson::kNumberType);
std::string nm = it->first + std::string("|d");
pair<AttribMap::iterator,bool> rt =
attribs_buf.insert(make_pair(nm, it->second));
val.SetDouble(it->second.dbl);
dd.AddMember(rt.first->first.c_str(), val, dd.GetAllocator());
}
break;
default:
continue;
}
}
rapidjson::StringBuffer sb;
rapidjson::Writer<rapidjson::StringBuffer> writer(sb);
dd.Accept(writer);
string jsonline(sb.GetString());
uint32_t t1;
if ( statName.compare("FieldNames") != 0) {
t1 = (uint32_t)(temp_u64& g_viz_constants.RowTimeInMask);
} else {
t1 = 0;
}
for (TagMap::const_iterator it = attribs_tag.begin();
it != attribs_tag.end(); it++) {
pair<string,DbHandler::Var> ptag;
ptag.first = it->first;
ptag.second = it->second.first;
if (it->second.second.empty()) {
pair<string,DbHandler::Var> stag;
StatTableWrite(temp_u32, statName, statAttr,
ptag, stag, t1, unm, jsonline, ttl);
} else {
for (AttribMap::const_iterator jt = it->second.second.begin();
jt != it->second.second.end(); jt++) {
StatTableWrite(temp_u32, statName, statAttr,
ptag, *jt, t1, unm, jsonline, ttl);
}
}
}
}
typedef boost::array<GenDb::DbDataValue,
FlowRecordFields::FLOWREC_MAX> FlowValueArray;
static const std::vector<FlowRecordFields::type> FlowRecordTableColumns =
boost::assign::list_of
(FlowRecordFields::FLOWREC_VROUTER)
(FlowRecordFields::FLOWREC_DIRECTION_ING)
(FlowRecordFields::FLOWREC_SOURCEVN)
(FlowRecordFields::FLOWREC_SOURCEIP)
(FlowRecordFields::FLOWREC_DESTVN)
(FlowRecordFields::FLOWREC_DESTIP)
(FlowRecordFields::FLOWREC_PROTOCOL)
(FlowRecordFields::FLOWREC_SPORT)
(FlowRecordFields::FLOWREC_DPORT)
(FlowRecordFields::FLOWREC_TOS)
(FlowRecordFields::FLOWREC_TCP_FLAGS)
(FlowRecordFields::FLOWREC_VM)
(FlowRecordFields::FLOWREC_INPUT_INTERFACE)
(FlowRecordFields::FLOWREC_OUTPUT_INTERFACE)
(FlowRecordFields::FLOWREC_MPLS_LABEL)
(FlowRecordFields::FLOWREC_REVERSE_UUID)
(FlowRecordFields::FLOWREC_SETUP_TIME)
(FlowRecordFields::FLOWREC_TEARDOWN_TIME)
(FlowRecordFields::FLOWREC_MIN_INTERARRIVAL)
(FlowRecordFields::FLOWREC_MAX_INTERARRIVAL)
(FlowRecordFields::FLOWREC_MEAN_INTERARRIVAL)
(FlowRecordFields::FLOWREC_STDDEV_INTERARRIVAL)
(FlowRecordFields::FLOWREC_BYTES)
(FlowRecordFields::FLOWREC_PACKETS)
(FlowRecordFields::FLOWREC_DATA_SAMPLE)
(FlowRecordFields::FLOWREC_ACTION)
(FlowRecordFields::FLOWREC_SG_RULE_UUID)
(FlowRecordFields::FLOWREC_NW_ACE_UUID)
(FlowRecordFields::FLOWREC_VROUTER_IP)
(FlowRecordFields::FLOWREC_OTHER_VROUTER_IP)
(FlowRecordFields::FLOWREC_UNDERLAY_PROTO)
(FlowRecordFields::FLOWREC_UNDERLAY_SPORT);
boost::uuids::uuid DbHandler::seed_uuid = StringToUuid(std::string("ffffffff-ffff-ffff-ffff-ffffffffffff"));
static void PopulateFlowRecordTableColumns(
const std::vector<FlowRecordFields::type> &frvt,
FlowValueArray &fvalues, GenDb::NewColVec& columns, const DbHandler::TtlMap& ttl_map) {
int ttl = DbHandler::GetTtlFromMap(ttl_map, DbHandler::FLOWDATA_TTL);
columns.reserve(frvt.size());
for (std::vector<FlowRecordFields::type>::const_iterator it = frvt.begin();
it != frvt.end(); it++) {
GenDb::DbDataValue &db_value(fvalues[(*it)]);
if (db_value.which() != GenDb::DB_VALUE_BLANK) {
GenDb::NewCol *col(new GenDb::NewCol(
g_viz_constants.FlowRecordNames[(*it)], db_value, ttl));
columns.push_back(col);
}
}
}
// FLOW_UUID
static void PopulateFlowRecordTableRowKey(
FlowValueArray &fvalues, GenDb::DbDataValueVec &rkey) {
rkey.reserve(1);
GenDb::DbDataValue &flowu(fvalues[FlowRecordFields::FLOWREC_FLOWUUID]);
assert(flowu.which() != GenDb::DB_VALUE_BLANK);
rkey.push_back(flowu);
}
static bool PopulateFlowRecordTable(FlowValueArray &fvalues,
GenDb::GenDbIf *dbif, const DbHandler::TtlMap& ttl_map) {
std::auto_ptr<GenDb::ColList> colList(new GenDb::ColList);
colList->cfname_ = g_viz_constants.FLOW_TABLE;
PopulateFlowRecordTableRowKey(fvalues, colList->rowkey_);
PopulateFlowRecordTableColumns(FlowRecordTableColumns, fvalues,
colList->columns_, ttl_map);
return dbif->Db_AddColumn(colList);
}
static const std::vector<FlowRecordFields::type> FlowIndexTableColumnValues =
boost::assign::list_of
(FlowRecordFields::FLOWREC_DIFF_BYTES)
(FlowRecordFields::FLOWREC_DIFF_PACKETS)