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agent_param.cc
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agent_param.cc
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/*
* Copyright (c) 2013 Juniper Networks, Inc. All rights reserved.
*/
/*
* Agent parameters are derived from 3 entities in increasing priority,
* - System information
* - Configuration file
* - Parameters
*/
#include "base/os.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/resource.h>
#include <net/if_arp.h>
#include <unistd.h>
#include <iostream>
#include <string>
#include <boost/property_tree/ini_parser.hpp>
#include <boost/algorithm/string.hpp>
#include <boost/foreach.hpp>
#include <boost/program_options.hpp>
#include <base/logging.h>
#include <base/misc_utils.h>
#include <sandesh/sandesh_types.h>
#include <sandesh/sandesh.h>
#include <sandesh/sandesh_trace.h>
#include <cmn/agent_cmn.h>
#include <init/agent_param.h>
#include <vgw/cfg_vgw.h>
using namespace std;
using namespace boost::property_tree;
using boost::optional;
namespace opt = boost::program_options;
template <typename ElementType>
bool AgentParam::GetOptValueImpl(
const boost::program_options::variables_map &var_map,
std::vector<ElementType> &var, const std::string &val,
std::vector<ElementType>*) {
// Check if the value is present.
if (var_map.count(val) && !var_map[val].defaulted()) {
std::vector<ElementType> tmp(
var_map[val].as<std::vector<ElementType> >());
// Now split the individual elements
for (typename std::vector<ElementType>::const_iterator it =
tmp.begin();
it != tmp.end(); it++) {
std::stringstream ss(*it);
std::copy(istream_iterator<ElementType>(ss),
istream_iterator<ElementType>(),
std::back_inserter(var));
}
return true;
}
return false;
}
bool AgentParam::GetIpAddress(const string &str, Ip4Address *addr) {
boost::system::error_code ec;
Ip4Address tmp = Ip4Address::from_string(str, ec);
if (ec.value() != 0) {
return false;
}
*addr = tmp;
return true;
}
bool AgentParam::ParseIp(const string &key, Ip4Address *server) {
optional<string> opt_str;
if (opt_str = tree_.get_optional<string>(key)) {
Ip4Address addr;
if (GetIpAddress(opt_str.get(), &addr) == false) {
LOG(ERROR, "Error in config file <" << config_file_
<< ">. Error parsing IP address from <"
<< opt_str.get() << ">");
return false;
} else {
*server = addr;
}
}
return true;
}
bool AgentParam::ParseServerList(const string &key, Ip4Address *server1,
Ip4Address *server2) {
optional<string> opt_str;
Ip4Address addr;
vector<string> tokens;
if (opt_str = tree_.get_optional<string>(key)) {
boost::split(tokens, opt_str.get(), boost::is_any_of(" \t"));
if (tokens.size() > 2) {
LOG(ERROR, "Error in config file <" << config_file_
<< ">. Cannot have more than 2 servers <"
<< opt_str.get() << ">");
return false;
}
vector<string>::iterator it = tokens.begin();
if (it != tokens.end()) {
if (!GetIpAddress(*it, server1)) {
return false;
}
++it;
if (it != tokens.end()) {
if (!GetIpAddress(*it, server2)) {
return false;
}
}
}
}
return true;
}
// Parse address string in the form <ip>:<port>
bool AgentParam::ParseAddress(const std::string &addr_string,
Ip4Address *server, uint16_t *port) {
vector<string> tokens;
boost::split(tokens, addr_string, boost::is_any_of(":"));
if (tokens.size() > 2) {
cout << "Error in config file <" << config_file_
<< ">. Improper server address <" << addr_string << ">\n";
return false;
}
vector<string>::iterator it = tokens.begin();
if (!GetIpAddress(*it, server)) {
cout << "Error in config file <" << config_file_
<< ">. Improper server address <" << addr_string << ">\n";
return false;
}
++it;
if (it != tokens.end()) {
stringToInteger(*it, *port);
}
return true;
}
// Parse list of servers in the <ip1>:<port1> <ip2>:<port2> format
bool AgentParam::ParseServerList(const std::string &key,
Ip4Address *server1, uint16_t *port1,
Ip4Address *server2, uint16_t *port2) {
optional<string> opt_str;
if (opt_str = tree_.get_optional<string>(key)) {
vector<string> tokens;
boost::split(tokens, opt_str.get(), boost::is_any_of(" \t"));
if (tokens.size() > 2) {
cout << "Error in config file <" << config_file_
<< ">. Cannot have more than 2 DNS servers <"
<< opt_str.get() << ">\n";
return false;
}
vector<string>::iterator it = tokens.begin();
if (it != tokens.end()) {
if (!ParseAddress(*it, server1, port1))
return false;
++it;
if (it != tokens.end()) {
return ParseAddress(*it, server2, port2);
}
}
}
return true;
}
void AgentParam::ParseIpArgument
(const boost::program_options::variables_map &var_map, Ip4Address &server,
const string &key) {
if (var_map.count(key)) {
Ip4Address addr;
if (GetIpAddress(var_map[key].as<string>(), &addr)) {
server = addr;
}
}
}
bool AgentParam::ParseServerListArguments
(const boost::program_options::variables_map &var_map, Ip4Address &server1,
Ip4Address &server2, const string &key) {
if (var_map.count(key)) {
vector<string> value = var_map[key].as<vector<string> >();
if (value.size() > 2) {
cout << "Error in Arguments. Cannot have more than 2 servers for "
<< key << "\n";
return false;
}
vector<string>::iterator it = value.begin();
Ip4Address addr;
if (it != value.end()) {
if (GetIpAddress(*it, &addr)) {
server1 = addr;
}
++it;
if (it != value.end()) {
if (GetIpAddress(*it, &addr)) {
server2 = addr;
}
}
}
}
return true;
}
bool AgentParam::ParseServerListArguments
(const boost::program_options::variables_map &var_map, Ip4Address *server1,
uint16_t *port1, Ip4Address *server2, uint16_t *port2,
const std::string &key) {
if (var_map.count(key)) {
vector<string> value = var_map[key].as<vector<string> >();
if (value.size() > 2) {
LOG(ERROR, "Error in Arguments. Cannot have more than 2 servers "
"for " << key );
return false;
}
vector<string>::iterator it = value.begin();
if (it != value.end()) {
if (!ParseAddress(*it, server1, port1))
return false;
++it;
if (it != value.end()) {
return ParseAddress(*it, server2, port2);
}
}
}
return true;
}
std::map<string, std::map<string, string> >
AgentParam::ParseDerivedStats(const std::vector<std::string> &dsvec) {
std::map<string, std::map<string, string> > dsmap;
std::map<string, std::map<string, string> >::iterator dsiter;
for (size_t idx=0; idx!=dsvec.size(); idx++) {
size_t pos = dsvec[idx].find(':');
assert(pos != string::npos);
string dsfull = dsvec[idx].substr(0,pos);
string dsarg = dsvec[idx].substr(pos+1, string::npos);
size_t dpos = dsfull.find('.');
assert(dpos != string::npos);
string dsstruct = dsfull.substr(0,dpos);
string dsattr = dsfull.substr(dpos+1, string::npos);
dsiter = dsmap.find(dsstruct);
std::map<string, string> dselem;
if (dsiter!=dsmap.end()) dselem = dsiter->second;
dselem[dsattr] = dsarg;
dsmap[dsstruct] = dselem;
}
return dsmap;
}
void AgentParam::ParseCollectorDS() {
optional<string> opt_str;
if (opt_str = tree_.get_optional<string>("DEFAULT.collectors")) {
boost::split(collector_server_list_, opt_str.get(),
boost::is_any_of(" "));
}
if (opt_str = tree_.get_optional<string>("DEFAULT.derived_stats")) {
vector<string> dsvec;
boost::split(dsvec, opt_str.get(),
boost::is_any_of(" "));
derived_stats_map_ = ParseDerivedStats(dsvec);
}
}
void AgentParam::BuildAddressList(const string &val) {
compute_node_address_list_.clear();
if (val.empty()) {
return;
}
vector<string> tokens;
boost::split(tokens, val, boost::is_any_of(" "));
vector<string>::iterator it = tokens.begin();
while (it != tokens.end()) {
std::string str = *it;
++it;
boost::algorithm::trim(str);
Ip4Address addr;
if (GetIpAddress(str, &addr)) {
compute_node_address_list_.push_back(addr);
} else {
LOG(ERROR, "Error in parsing address " << *it);
}
}
}
void AgentParam::ParseVirtualHost() {
boost::system::error_code ec;
optional<string> opt_str;
GetValueFromTree<string>(vhost_.name_, "VIRTUAL-HOST-INTERFACE.name");
if (opt_str = tree_.get_optional<string>("VIRTUAL-HOST-INTERFACE.ip")) {
ec = Ip4PrefixParse(opt_str.get(), &vhost_.addr_, &vhost_.plen_);
if (ec != 0 || vhost_.plen_ > 32) {
cout << "Error in config file <" << config_file_
<< ">. Error parsing vhost ip-address from <"
<< opt_str.get() << ">\n";
}
}
if (opt_str = tree_.get_optional<string>("VIRTUAL-HOST-INTERFACE.gateway")) {
if (GetIpAddress(opt_str.get(), &vhost_.gw_) == false) {
cout << "Error in config file <" << config_file_
<< ">. Error parsing vhost gateway address from <"
<< opt_str.get() << ">\n";
}
}
GetValueFromTree<string>(eth_port_,
"VIRTUAL-HOST-INTERFACE.physical_interface");
if (opt_str = tree_.get_optional<string>
("VIRTUAL-HOST-INTERFACE.compute_node_address")) {
BuildAddressList(opt_str.get());
}
}
void AgentParam::ParseDns() {
ParseServerList("DNS.server", &dns_server_1_, &dns_port_1_,
&dns_server_2_, &dns_port_2_);
if (!GetValueFromTree<uint16_t>(dns_client_port_,
"DNS.dns_client_port")) {
dns_client_port_ = ContrailPorts::VrouterAgentDnsClientUdpPort();
}
}
void AgentParam::ParseDiscovery() {
GetValueFromTree<string>(dss_server_, "DISCOVERY.server");
GetValueFromTree<uint32_t>(dss_port_, "DISCOVERY.port");
if (!GetValueFromTree<uint16_t>(xmpp_instance_count_,
"DISCOVERY.max_control_nodes")) {
xmpp_instance_count_ = MAX_XMPP_SERVERS;
}
}
void AgentParam::ParseNetworks() {
ParseIp("NETWORKS.control_network_ip", &mgmt_ip_);
}
void AgentParam::ParseHypervisor() {
optional<string> opt_str;
if (opt_str = tree_.get_optional<string>("HYPERVISOR.type")) {
// Initialize mode to KVM. Will be overwritten for XEN later
hypervisor_mode_ = AgentParam::MODE_KVM;
if (opt_str.get() == "xen") {
hypervisor_mode_ = AgentParam::MODE_XEN;
GetValueFromTree<string>(xen_ll_.name_,
"HYPERVISOR.xen_ll_interface");
boost::system::error_code ec;
if (opt_str = tree_.get_optional<string>
("HYPERVISOR.xen_ll_ip")) {
ec = Ip4PrefixParse(opt_str.get(), &xen_ll_.addr_,
&xen_ll_.plen_);
if (ec != 0 || xen_ll_.plen_ >= 32) {
cout << "Error in config file <" << config_file_
<< ">. Error parsing Xen Link-local ip-address from <"
<< opt_str.get() << ">\n";
return;
}
}
} else if (opt_str.get() == "vmware") {
hypervisor_mode_ = AgentParam::MODE_VMWARE;
GetValueFromTree<string>(vmware_physical_port_,
"HYPERVISOR.vmware_physical_interface");
} else if (opt_str.get() == "docker") {
hypervisor_mode_ = AgentParam::MODE_DOCKER;
} else {
hypervisor_mode_ = AgentParam::MODE_KVM;
}
}
if ((opt_str = tree_.get_optional<string>("HYPERVISOR.vmware_mode")) && opt_str.get() != "") {
if (opt_str.get() == "vcenter") {
vmware_mode_ = VCENTER;
} else if (opt_str.get() == "esxi_neutron") {
vmware_mode_ = ESXI_NEUTRON;
} else {
cout << "Error in config file <" << config_file_ <<
">. Error parsing vmware_mode from <"
<< opt_str.get() << ">\n";
return;
}
}
}
void AgentParam::ParsePlatform() {
std::string vrouter_platform;
GetValueFromTree<string>(vrouter_platform, "DEFAULT.platform");
if (vrouter_platform=="nic") {
platform_ = AgentParam::VROUTER_ON_NIC;
} else if (vrouter_platform=="dpdk") {
platform_ = AgentParam::VROUTER_ON_HOST_DPDK;
GetValueFromTree<string>(physical_interface_pci_addr_,
"DEFAULT.physical_interface_address");
GetValueFromTree<string>(physical_interface_mac_addr_,
"DEFAULT.physical_interface_mac");
} else {
platform_ = AgentParam::VROUTER_ON_HOST;
}
}
void AgentParam::ParseDefaultSection() {
optional<string> opt_str;
optional<unsigned int> opt_uint;
GetValueFromTree<string>(host_name_, "DEFAULT.hostname");
GetValueFromTree<string>(agent_name_, "DEFAULT.agent_name");
if (!GetValueFromTree<uint16_t>(http_server_port_,
"DEFAULT.http_server_port")) {
http_server_port_ = ContrailPorts::HttpPortAgent();
}
GetValueFromTree<string>(tunnel_type_, "DEFAULT.tunnel_type");
if ((tunnel_type_ != "MPLSoUDP") && (tunnel_type_ != "VXLAN"))
tunnel_type_ = "MPLSoGRE";
if (!GetValueFromTree<uint16_t>(flow_cache_timeout_,
"DEFAULT.flow_cache_timeout")) {
flow_cache_timeout_ = Agent::kDefaultFlowCacheTimeout;
}
if (!GetValueFromTree<uint32_t>(stale_interface_cleanup_timeout_,
"DEFAULT.stale_interface_cleanup_timeout")) {
stale_interface_cleanup_timeout_ =
Agent::kDefaultStaleInterfaceCleanupTimeout;
}
if (!GetValueFromTree<string>(log_level_, "DEFAULT.log_level")) {
log_level_ = "SYS_DEBUG";
}
if (!GetValueFromTree<string>(log_file_, "DEFAULT.log_file")) {
log_file_ = Agent::GetInstance()->log_file();
}
if (!GetValueFromTree<int>(log_files_count_, "DEFAULT.log_files_count")) {
log_files_count_ = 10;
}
if (!GetValueFromTree<long>(log_file_size_, "DEFAULT.log_file_size")) {
log_file_size_ = 1024*1024;
}
if (!GetValueFromTree<string>(log_category_, "DEFAULT.log_category")) {
log_category_ = "";
}
if (optional<bool> log_local_opt =
tree_.get_optional<bool>("DEFAULT.log_local")) {
log_local_ = true;
} else {
log_local_ = false;
}
GetValueFromTree<bool>(use_syslog_, "DEFAULT.use_syslog");
if (!GetValueFromTree<string>(syslog_facility_, "DEFAULT.syslog_facility")) {
syslog_facility_ = "LOG_LOCAL0";
}
if (optional<bool> log_flow_opt =
tree_.get_optional<bool>("DEFAULT.log_flow")) {
log_flow_ = true;
} else {
log_flow_ = false;
}
if (!GetValueFromTree<string>(log_property_file_, "DEFAULT.log_property_file")) {
log_property_file_ = "";
}
if (!GetValueFromTree<bool>(xmpp_auth_enable_, "DEFAULT.xmpp_auth_enable")) {
// set defaults
xmpp_auth_enable_ = false;
}
if (!GetValueFromTree<string>(xmpp_server_cert_, "DEFAULT.xmpp_server_cert")) {
// set defaults
xmpp_server_cert_ = "/etc/contrail/ssl/certs/server.pem";
}
if (!GetValueFromTree<string>(xmpp_server_key_, "DEFAULT.xmpp_server_key")) {
// set defaults
xmpp_server_key_ = "/etc/contrail/ssl/private/server-privkey.pem";
}
if (!GetValueFromTree<string>(xmpp_ca_cert_, "DEFAULT.xmpp_ca_cert")) {
// set defaults
xmpp_ca_cert_ = "/etc/contrail/ssl/certs/ca-cert.pem";
}
if (!GetValueFromTree<bool>(xmpp_dns_auth_enable_,
"DEFAULT.xmpp_dns_auth_enable")) {
// set defaults
xmpp_dns_auth_enable_ = false;
}
if (!GetValueFromTree<uint32_t>(send_ratelimit_,
"DEFAULT.sandesh_send_rate_limit")) {
send_ratelimit_ = Sandesh::get_send_rate_limit();
}
if (optional<bool> subnet_hosts_resolvable_opt =
tree_.get_optional<bool>("DEFAULT.subnet_hosts_resolvable")) {
subnet_hosts_resolvable_ = *subnet_hosts_resolvable_opt;
} else {
subnet_hosts_resolvable_ = true;
}
if (!GetValueFromTree<uint16_t>(mirror_client_port_,
"DEFAULT.mirror_client_port")) {
mirror_client_port_ = ContrailPorts::VrouterAgentMirrorClientUdpPort();
}
if (!GetValueFromTree<uint32_t>(pkt0_tx_buffer_count_,
"DEFAULT.pkt0_tx_buffers")) {
pkt0_tx_buffer_count_ = Agent::kPkt0TxBufferCount;
}
if (!GetValueFromTree<bool>(measure_queue_delay_,
"DEFAULT.measure_queue_delay")) {
measure_queue_delay_ = false;
}
}
void AgentParam::ParseTaskSection() {
GetValueFromTree<uint32_t>(tbb_thread_count_, "TASK.thread_count");
GetValueFromTree<uint32_t>(tbb_exec_delay_, "TASK.log_exec_threshold");
GetValueFromTree<uint32_t>(tbb_schedule_delay_,
"TASK.log_schedule_threshold");
if (!GetValueFromTree<uint32_t>(tbb_keepawake_timeout_,
"TASK.tbb_keepawake_timeout")) {
tbb_keepawake_timeout_ = Agent::kDefaultTbbKeepawakeTimeout;
}
}
void AgentParam::ParseMetadataProxy() {
GetValueFromTree<string>(metadata_shared_secret_,
"METADATA.metadata_proxy_secret");
if (!GetValueFromTree<uint16_t>(metadata_proxy_port_,
"METADATA.metadata_proxy_port")) {
metadata_proxy_port_ = ContrailPorts::MetadataProxyVrouterAgentPort();
}
}
void AgentParam::ParseFlows() {
if (!GetValueFromTree<uint16_t>(flow_thread_count_,
"FLOWS.thread_count")) {
flow_thread_count_ = Agent::kDefaultFlowThreadCount;
}
if (!GetValueFromTree<uint16_t>(flow_latency_limit_,
"FLOWS.latency_limit")) {
flow_latency_limit_ = Agent::kDefaultFlowLatencyLimit;
}
if (!GetValueFromTree<bool>(flow_trace_enable_, "FLOWS.trace_enable")) {
flow_trace_enable_ = true;
}
if (!GetValueFromTree<float>(max_vm_flows_, "FLOWS.max_vm_flows")) {
max_vm_flows_ = (float) 100;
}
if (!GetValueFromTree<uint16_t>(linklocal_system_flows_,
"FLOWS.max_system_linklocal_flows")) {
linklocal_system_flows_ = Agent::kDefaultMaxLinkLocalOpenFds;
}
if (!GetValueFromTree<uint16_t>(linklocal_vm_flows_,
"FLOWS.max_vm_linklocal_flows")) {
linklocal_vm_flows_ = Agent::kDefaultMaxLinkLocalOpenFds;
}
if (!GetValueFromTree<uint16_t>(flow_index_sm_log_count_,
"FLOWS.index_sm_log_count")) {
flow_index_sm_log_count_ = Agent::kDefaultFlowIndexSmLogCount;
}
GetValueFromTree<uint32_t>(flow_add_tokens_, "FLOWS.add_tokens");
GetValueFromTree<uint32_t>(flow_ksync_tokens_, "FLOWS.ksync_tokens");
GetValueFromTree<uint32_t>(flow_del_tokens_, "FLOWS.del_tokens");
GetValueFromTree<uint32_t>(flow_update_tokens_, "FLOWS.update_tokens");
}
void AgentParam::ParseHeadlessMode() {
if (!GetValueFromTree<bool>(headless_mode_, "DEFAULT.headless_mode")) {
headless_mode_ = false;
}
}
void AgentParam::ParseDhcpRelayMode() {
if (!GetValueFromTree<bool>(dhcp_relay_mode_, "DEFAULT.dhcp_relay_mode")) {
dhcp_relay_mode_ = false;
}
}
void AgentParam::ParseAgentInfo() {
std::string mode;
GetValueFromTree<string>(mode, "DEFAULT.agent_mode");
set_agent_mode(mode);
GetValueFromTree<string>(mode, "DEFAULT.gateway_mode");
set_gateway_mode(mode);
if (!GetValueFromTree<string>(agent_base_dir_,
"DEFAULT.agent_base_directory")) {
agent_base_dir_ = "/var/lib/contrail";
}
}
void AgentParam::set_agent_mode(const std::string &mode) {
std::string agent_mode = boost::to_lower_copy(mode);
if (agent_mode == "tsn")
agent_mode_ = TSN_AGENT;
else if (agent_mode == "tor")
agent_mode_ = TOR_AGENT;
else
agent_mode_ = VROUTER_AGENT;
}
void AgentParam::set_gateway_mode(const std::string &mode) {
std::string gateway_mode = boost::to_lower_copy(mode);
if (gateway_mode == "server")
gateway_mode_ = SERVER;
else if (gateway_mode == "vcpe")
gateway_mode_ = VCPE;
else
gateway_mode_ = NONE;
}
void AgentParam::ParseSimulateEvpnTor() {
if (!GetValueFromTree<bool>(simulate_evpn_tor_,
"DEFAULT.simulate_evpn_tor")) {
simulate_evpn_tor_ = false;
}
}
void AgentParam::ParseServiceInstance() {
GetValueFromTree<string>(si_netns_command_,
"SERVICE-INSTANCE.netns_command");
GetValueFromTree<string>(si_docker_command_,
"SERVICE-INSTANCE.docker_command");
GetValueFromTree<int>(si_netns_workers_,
"SERVICE-INSTANCE.netns_workers");
GetValueFromTree<int>(si_netns_timeout_,
"SERVICE-INSTANCE.netns_timeout");
GetValueFromTree<string>(si_lb_ssl_cert_path_,
"SERVICE-INSTANCE.lb_ssl_cert_path");
GetValueFromTree<string>(si_lbaas_auth_conf_,
"SERVICE-INSTANCE.lbaas_auth_conf");
}
void AgentParam::ParseNexthopServer() {
GetValueFromTree<string>(nexthop_server_endpoint_,
"NEXTHOP-SERVER.endpoint");
GetValueFromTree<bool>(nexthop_server_add_pid_,
"NEXTHOP-SERVER.add_pid");
if (nexthop_server_add_pid_) {
std::stringstream ss;
ss << nexthop_server_endpoint_ << "." << getpid();
nexthop_server_endpoint_ = ss.str();
}
}
void AgentParam::ParseServices() {
GetValueFromTree<string>(bgp_as_a_service_port_range_,
"SERVICES.bgp_as_a_service_port_range");
GetValueFromTree<uint32_t>(services_queue_limit_, "SERVICES.queue_limit");
}
void AgentParam::ParseQueue() {
GetValueFromTree<uint16_t>(default_nic_queue_, "QUEUE.default_nic_queue");
if (!tree_.get_child_optional("QUEUE")) {
return;
}
BOOST_FOREACH(ptree::value_type &v, tree_.get_child("QUEUE")) {
std::string nic_queue = v.first;
std::string input = v.second.get_value<string>();
std::vector<std::string> tokens;
std::string sep = "[],";
boost::split(tokens, input, boost::is_any_of(sep),
boost::token_compress_on);
uint16_t queue;
if (sscanf(nic_queue.c_str(), "NIC-QUEUE-%hu", &queue) != 1) {
continue;
}
for (std::vector<string>::const_iterator it = tokens.begin();
it != tokens.end(); it++) {
if (*it == Agent::NullString()) {
continue;
}
string range = *it;
std::vector<uint16_t> range_value;
if (stringToIntegerList(range, "-", range_value)) {
if (range_value.size() == 1) {
qos_queue_map_[range_value[0]] = queue;
continue;
}
if (range_value[0] > range_value[1]) {
continue;
}
for (uint16_t i = range_value[0]; i <= range_value[1]; i++) {
qos_queue_map_[i] = queue;
}
}
}
}
}
void AgentParam::ParseCollectorDSArguments
(const boost::program_options::variables_map &var_map) {
GetOptValue< vector<string> >(var_map, collector_server_list_,
"DEFAULT.collectors");
vector<string> dsvec;
if (GetOptValue< vector<string> >(var_map, dsvec,
"DEFAULT.derived_stats")) {
derived_stats_map_ = ParseDerivedStats(dsvec);
}
}
void AgentParam::ParseVirtualHostArguments
(const boost::program_options::variables_map &var_map) {
boost::system::error_code ec;
GetOptValue<string>(var_map, vhost_.name_, "VIRTUAL-HOST-INTERFACE.name");
string ip;
if (GetOptValue<string>(var_map, ip, "VIRTUAL-HOST-INTERFACE.ip")) {
ec = Ip4PrefixParse(ip, &vhost_.addr_, &vhost_.plen_);
if (ec != 0 || vhost_.plen_ >= 32) {
cout << "Error parsing vhost ip argument from <" << ip << ">\n";
}
}
ParseIpArgument(var_map, vhost_.gw_, "VIRTUAL-HOST-INTERFACE.gateway");
GetOptValue<string>(var_map, eth_port_,
"VIRTUAL-HOST-INTERFACE.physical_interface");
}
void AgentParam::ParseDnsArguments
(const boost::program_options::variables_map &var_map) {
ParseServerListArguments(var_map_, &dns_server_1_, &dns_port_1_,
&dns_server_2_, &dns_port_2_, "DNS.server");
GetOptValue<uint16_t>(var_map, dns_client_port_, "DNS.dns_client_port");
}
void AgentParam::ParseDiscoveryArguments
(const boost::program_options::variables_map &var_map) {
GetOptValue<string>(var_map, dss_server_, "DISCOVERY.server");
GetOptValue<uint32_t>(var_map, dss_port_, "DISCOVERY.port");
GetOptValue<uint16_t>(var_map, xmpp_instance_count_,
"DISCOVERY.max_control_nodes");
}
void AgentParam::ParseNetworksArguments
(const boost::program_options::variables_map &var_map) {
ParseIpArgument(var_map, mgmt_ip_, "NETWORKS.control_network_ip");
}
void AgentParam::ParseHypervisorArguments
(const boost::program_options::variables_map &var_map) {
boost::system::error_code ec;
if (var_map.count("HYPERVISOR.type") &&
!var_map["HYPERVISOR.type"].defaulted()) {
if (var_map["HYPERVISOR.type"].as<string>() == "xen") {
hypervisor_mode_ = AgentParam::MODE_XEN;
GetOptValue<string>(var_map, xen_ll_.name_,
"HYPERVISOR.xen_ll_interface");
if (var_map.count("HYPERVISOR.xen_ll_ip")) {
string ip = var_map["HYPERVISOR.xen_ll_ip"].as<string>();
ec = Ip4PrefixParse(ip, &xen_ll_.addr_, &xen_ll_.plen_);
if (ec != 0 || xen_ll_.plen_ >= 32) {
cout << "Error in argument <" << config_file_
<< ">. Error parsing Xen Link-local ip-address from <"
<< ip << ">\n";
exit(EINVAL);
}
}
} else if (var_map["HYPERVISOR.type"].as<string>() == "vmware") {
hypervisor_mode_ = AgentParam::MODE_VMWARE;
GetOptValue<string>(var_map, vmware_physical_port_,
"HYPERVISOR.vmware_physical_interface");
} else {
hypervisor_mode_ = AgentParam::MODE_KVM;
}
}
if (var_map.count("HYPERVISOR.vmware_mode") &&
!var_map["HYPERVISOR.vmware_mode"].defaulted()) {
cout << " vmware_mode is " << var_map["HYPERVISOR.vmware_mode"].as<string>() << endl;
if (var_map["HYPERVISOR.vmware_mode"].as<string>() == "vcenter") {
vmware_mode_ = VCENTER;
} else if (var_map["HYPERVISOR.vmware_mode"].as<string>() ==
"esxi_neutron") {
vmware_mode_ = ESXI_NEUTRON;
} else {
cout << "Error in parsing arguement for HYPERVISOR.vmware_mode <"
<< var_map["HYPERVISOR.vmware_mode"].as<string>() << endl;
return;
}
}
}
void AgentParam::ParseDefaultSectionArguments
(const boost::program_options::variables_map &var_map) {
GetOptValue<uint16_t>(var_map, flow_cache_timeout_,
"DEFAULT.flow_cache_timeout");
GetOptValue<uint32_t>(var_map, stale_interface_cleanup_timeout_,
"DEFAULT.stale_interface_cleanup_timeout");
GetOptValue<string>(var_map, host_name_, "DEFAULT.hostname");
GetOptValue<string>(var_map, agent_name_, "DEFAULT.agent_name");
GetOptValue<uint16_t>(var_map, http_server_port_,
"DEFAULT.http_server_port");
GetOptValue<string>(var_map, log_category_, "DEFAULT.log_category");
GetOptValue<string>(var_map, log_file_, "DEFAULT.log_file");
GetValueFromTree<int>(log_files_count_, "DEFAULT.log_files_count");
GetValueFromTree<long>(log_file_size_, "DEFAULT.log_file_size");
GetOptValue<string>(var_map, log_level_, "DEFAULT.log_level");
GetOptValue<string>(var_map, syslog_facility_, "DEFAULT.syslog_facility");
if (var_map.count("DEFAULT.use_syslog")) {
use_syslog_ = true;
}
if (var_map.count("DEFAULT.log_local")) {
log_local_ = true;
}
if (var_map.count("DEFAULT.log_flow")) {
log_flow_ = true;
}
GetOptValue<bool>(var_map, xmpp_auth_enable_, "DEFAULT.xmpp_auth_enable");
GetOptValue<bool>(var_map, xmpp_dns_auth_enable_,
"DEFAULT.xmpp_dns_auth_enable");
GetOptValue<string>(var_map, xmpp_server_cert_, "DEFAULT.xmpp_server_cert");
GetOptValue<string>(var_map, xmpp_server_key_,
"DEFAULT.xmpp_server_key");
GetOptValue<string>(var_map, xmpp_ca_cert_, "DEFAULT.xmpp_ca_cert");
GetOptValue<uint32_t>(var_map, send_ratelimit_,
"DEFAULT.sandesh_send_rate_limit");
GetOptValue<bool>(var_map, subnet_hosts_resolvable_,
"DEFAULT.subnet_hosts_resolvable");
GetOptValue<uint16_t>(var_map, mirror_client_port_,
"DEFAULT.mirror_client_port");
GetOptValue<uint32_t>(var_map, pkt0_tx_buffer_count_,
"DEFAULT.pkt0_tx_buffers");
GetOptValue<bool>(var_map, measure_queue_delay_,
"DEFAULT.measure_queue_delay");
}
void AgentParam::ParseTaskSectionArguments
(const boost::program_options::variables_map &var_map) {
GetOptValue<uint32_t>(var_map, tbb_thread_count_,
"TASK.thread_count");
GetOptValue<uint32_t>(var_map, tbb_exec_delay_,
"TASK.log_exec_threshold");
GetOptValue<uint32_t>(var_map, tbb_schedule_delay_,
"TASK.log_schedule_threshold");
GetOptValue<uint32_t>(var_map, tbb_keepawake_timeout_,
"TASK.tbb_keepawake_timeout");
}
void AgentParam::ParseMetadataProxyArguments
(const boost::program_options::variables_map &var_map) {
GetOptValue<string>(var_map, metadata_shared_secret_,
"METADATA.metadata_proxy_secret");
GetOptValue<uint16_t>(var_map, metadata_proxy_port_,
"METADATA.metadata_proxy_port");
}
void AgentParam::ParseFlowArguments
(const boost::program_options::variables_map &var_map) {
GetOptValue<uint16_t>(var_map, flow_thread_count_,
"FLOWS.thread_count");
GetOptValue<uint16_t>(var_map, flow_latency_limit_,
"FLOWS.latency_limit");
GetOptValue<bool>(var_map, flow_trace_enable_, "FLOWS.trace_enable");
uint16_t val = 0;
if (GetOptValue<uint16_t>(var_map, val, "FLOWS.max_vm_flows")) {
max_vm_flows_ = (float)val;
}
GetOptValue<uint16_t>(var_map, linklocal_system_flows_,
"FLOWS.max_system_linklocal_flows");
GetOptValue<uint16_t>(var_map, linklocal_vm_flows_,
"FLOWS.max_vm_linklocal_flows");
GetOptValue<uint16_t>(var_map, flow_index_sm_log_count_,
"FLOWS.index_sm_log_count");
GetOptValue<uint32_t>(var_map, flow_add_tokens_,
"FLOWS.add_tokens");
GetOptValue<uint32_t>(var_map, flow_ksync_tokens_,
"FLOWS.ksync_tokens");
GetOptValue<uint32_t>(var_map, flow_del_tokens_,
"FLOWS.del_tokens");
GetOptValue<uint32_t>(var_map, flow_update_tokens_,
"FLOWS.update_tokens");
}
void AgentParam::ParseHeadlessModeArguments
(const boost::program_options::variables_map &var_map) {
GetOptValue<bool>(var_map, headless_mode_, "DEFAULT.headless_mode");
}
void AgentParam::ParseDhcpRelayModeArguments
(const boost::program_options::variables_map &var_map) {
GetOptValue<bool>(var_map, dhcp_relay_mode_, "DEFAULT.dhcp_relay_mode");
}
void AgentParam::ParseAgentInfoArguments
(const boost::program_options::variables_map &var_map) {
std::string mode;
if (GetOptValue<string>(var_map, mode, "DEFAULT.agent_mode")) {
set_agent_mode(mode);
}
if (GetOptValue<string>(var_map, mode, "DEFAULT.gateway_mode")) {
set_gateway_mode(mode);
}
GetOptValue<string>(var_map, agent_base_dir_,
"DEFAULT.agent_base_directory");
}
void AgentParam::ParseServiceInstanceArguments
(const boost::program_options::variables_map &var_map) {
GetOptValue<string>(var_map, si_netns_command_, "SERVICE-INSTANCE.netns_command");
GetOptValue<string>(var_map, si_docker_command_, "SERVICE-INSTANCE.docker_command");
GetOptValue<int>(var_map, si_netns_workers_, "SERVICE-INSTANCE.netns_workers");
GetOptValue<int>(var_map, si_netns_timeout_, "SERVICE-INSTANCE.netns_timeout");
GetOptValue<string>(var_map, si_lb_ssl_cert_path_,
"SERVICE-INSTANCE.lb_ssl_cert_path");
GetOptValue<string>(var_map, si_lbaas_auth_conf_,
"SERVICE-INSTANCE.lbaas_auth_conf");
}
void AgentParam::ParseNexthopServerArguments
(const boost::program_options::variables_map &var_map) {
GetOptValue<string>(var_map, nexthop_server_endpoint_,
"NEXTHOP-SERVER.endpoint");
GetOptValue<bool>(var_map, nexthop_server_add_pid_,
"NEXTHOP-SERVER.add_pid");
if (nexthop_server_add_pid_) {
std::stringstream ss;
ss << nexthop_server_endpoint_ << "." << getpid();
nexthop_server_endpoint_ = ss.str();
}
}
void AgentParam::ParsePlatformArguments
(const boost::program_options::variables_map &var_map) {
boost::system::error_code ec;
if (var_map.count("DEFAULT.platform") &&
!var_map["DEFAULT.platform"].defaulted()) {
if (var_map["DEFAULT.platform"].as<string>() == "nic") {
platform_ = AgentParam::VROUTER_ON_NIC;
} else if (var_map["DEFAULT.platform"].as<string>() == "dpdk") {
platform_ = AgentParam::VROUTER_ON_HOST_DPDK;
if (var_map.count("DEFAULT.physical_interface_address")) {
physical_interface_pci_addr_ =
var_map["DEFAULT.physical_interface_address"].as<string>();
physical_interface_mac_addr_ =
var_map["DEFAULT.physical_interface_mac"].as<string>();
}
} else {
platform_ = AgentParam::VROUTER_ON_HOST;
}
}
}
void AgentParam::ParseServicesArguments
(const boost::program_options::variables_map &v) {
GetOptValue<string>(v, bgp_as_a_service_port_range_,
"SERVICES.bgp_as_a_service_port_range");
GetOptValue<uint32_t>(v, services_queue_limit_, "SERVICES.queue_limit");
}
// Initialize hypervisor mode based on system information
// If "/proc/xen" exists it means we are running in Xen dom0
void AgentParam::InitFromSystem() {
boost::system::error_code error;
host_name_ = boost::asio::ip::host_name(error);
agent_name_ = host_name_;
struct stat fstat;
if (stat("/proc/xen", &fstat) == 0) {