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dns_oper.h
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dns_oper.h
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/*
* Copyright (c) 2013 Juniper Networks, Inc. All rights reserved.
*/
#ifndef __dns_oper_h__
#define __dns_oper_h__
#include <list>
#include <map>
#include <set>
#include <boost/function.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/scoped_ptr.hpp>
#include "ifmap/ifmap_link.h"
#include "ifmap/ifmap_table.h"
#include "ifmap/ifmap_node_proxy.h"
#include "vnc_cfg_types.h"
#include "cmn/dns_types.h"
class IFMapNodeProxy;
struct IpamConfig;
struct VirtualDnsConfig;
struct VirtualDnsRecordConfig;
struct DnsConfig {
std::string name_;
mutable uint8_t flags_;
enum DnsConfigEvent {
CFG_ADD,
CFG_CHANGE,
CFG_DELETE,
};
enum DnsConfigFlags {
DnsConfigValid = 1 << 0, // DnsManager received the config
DnsConfigNotified = 1 << 1, // DnsManager installed the config
DnsConfigDeleteMarked = 1 << 2, // Config is deleted
DnsConfigErrorLogged = 1 << 3, // Config error logged
};
void MarkValid() { flags_ |= DnsConfigValid; }
bool IsValid() const { return (flags_ & DnsConfigValid); }
void ClearValid() { flags_ &= ~DnsConfigValid; }
void MarkNotified() const { flags_ |= DnsConfigNotified; }
bool IsNotified() const { return (flags_ & DnsConfigNotified); }
void ClearNotified() const { flags_ &= ~DnsConfigNotified; }
void MarkDelete() { flags_ |= DnsConfigDeleteMarked; }
bool IsDeleted() const { return (flags_ & DnsConfigDeleteMarked); }
void ClearDelete() { flags_ &= ~DnsConfigDeleteMarked; }
void MarkErrorLogged() { flags_ |= DnsConfigErrorLogged; }
bool IsErrorLogged() const { return (flags_ & DnsConfigErrorLogged); }
DnsConfig(const std::string &name) : name_(name), flags_(0) {}
const std::string &GetName() const { return name_; }
typedef boost::function<void(const DnsConfig *,
DnsConfig::DnsConfigEvent)> Callback;
typedef boost::function<void(const Subnet &, const VirtualDnsConfig *,
DnsConfig::DnsConfigEvent)> ZoneCallback;
static Callback VdnsCallback;
static Callback VdnsRecordCallback;
static ZoneCallback VdnsZoneCallback;
static const std::string EventString[];
static const std::string &ToEventString(DnsConfigEvent ev) {
return EventString[ev];
}
};
struct VnniConfig : public DnsConfig {
typedef std::map<std::string, VnniConfig *> DataMap;
typedef std::pair<std::string, VnniConfig *> DataPair;
Subnets subnets_;
IpamConfig *ipam_;
static DataMap vnni_config_;
VnniConfig(IFMapNode *node);
~VnniConfig();
bool operator <(VnniConfig &rhs) const {
return (GetName() < rhs.GetName());
}
void OnAdd(IFMapNode *node);
void OnDelete();
void OnChange(IFMapNode *node);
void UpdateIpam(IFMapNode *node);
Subnets &GetSubnets() { return subnets_; }
void FindSubnets(IFMapNode *node, Subnets &subnets);
bool NotifySubnets(Subnets &old_nets, Subnets &new_nets,
VirtualDnsConfig *vdns);
static VnniConfig *Find(std::string name);
};
struct IpamConfig : public DnsConfig {
typedef std::set<VnniConfig *> VnniList;
typedef std::map<std::string, IpamConfig *> DataMap;
typedef std::pair<std::string, IpamConfig *> DataPair;
autogen::IpamType rec_;
VirtualDnsConfig *virtual_dns_;
VnniList vnni_list_;
static DataMap ipam_config_;
IpamConfig(IFMapNode *node);
~IpamConfig();
void OnAdd(IFMapNode *node);
void OnDelete();
void OnChange(IFMapNode *node);
void Add(VirtualDnsConfig *vdns);
void Delete();
void Notify(DnsConfig::DnsConfigEvent ev);
bool GetObject(IFMapNode *node, autogen::IpamType &data);
void AddVnni(VnniConfig *vnni) { vnni_list_.insert(vnni); }
void DelVnni(VnniConfig *vnni) { vnni_list_.erase(vnni); }
std::string &GetVirtualDnsName() {
return rec_.ipam_dns_server.virtual_dns_server_name;
}
VirtualDnsConfig *GetVirtualDns() { return virtual_dns_; }
const VnniList &GetVnniList() const { return vnni_list_; }
void Trace(const std::string &ev);
static IpamConfig *Find(std::string name);
static void AssociateIpamVdns(VirtualDnsConfig *vdns);
};
struct VirtualDnsConfig : public DnsConfig {
typedef std::set<IpamConfig *> IpamList;
typedef std::set<VirtualDnsRecordConfig *> VDnsRec;
typedef std::map<std::string, VirtualDnsConfig *> DataMap;
typedef std::pair<std::string, VirtualDnsConfig *> DataPair;
autogen::VirtualDnsType rec_;
autogen::VirtualDnsType old_rec_;
VDnsRec virtual_dns_records_;
IpamList ipams_;
static DataMap virt_dns_config_;
VirtualDnsConfig(IFMapNode *node);
VirtualDnsConfig(const std::string &name);
~VirtualDnsConfig();
void OnAdd(IFMapNode *node);
void OnDelete();
void OnChange(IFMapNode *node);
void AddRecord(VirtualDnsRecordConfig *record);
void DelRecord(VirtualDnsRecordConfig *record);
void AddIpam(IpamConfig *ipam) { ipams_.insert(ipam); }
void DelIpam(IpamConfig *ipam) { ipams_.erase(ipam); }
const IpamList &GetIpamList() const { return ipams_; }
autogen::VirtualDnsType GetVDns() const { return rec_; }
bool GetObject(IFMapNode *node, autogen::VirtualDnsType &data);
bool GetSubnet(uint32_t addr, Subnet &subnet) const;
void NotifyPendingDnsRecords();
bool HasChanged();
void VirtualDnsTrace(VirtualDnsTraceData &rec);
void Trace(const std::string &ev);
std::string GetViewName() const;
std::string GetNextDns() const;
std::string GetDomainName() const { return rec_.domain_name; }
std::string GetOldDomainName() const { return old_rec_.domain_name; }
std::string GetRecordOrder() const { return rec_.record_order; }
bool IsExternalVisible() const { return rec_.external_visible; }
bool IsReverseResolutionEnabled() const { return rec_.reverse_resolution; }
bool HasReverseResolutionChanged() const {
return rec_.reverse_resolution != old_rec_.reverse_resolution;
}
bool DynamicUpdatesEnabled() const;
int GetTtl() const { return rec_.default_ttl_seconds; }
static VirtualDnsConfig *Find(std::string name);
static DataMap &GetVirtualDnsMap() { return virt_dns_config_; }
};
struct VirtualDnsRecordConfig : public DnsConfig {
typedef std::map<std::string, VirtualDnsRecordConfig *> DataMap;
typedef std::pair<std::string, VirtualDnsRecordConfig *> DataPair;
enum Source {
Config,
Agent
};
DnsItem rec_;
VirtualDnsConfig *virt_dns_;
std::string virtual_dns_name_;
Source src_;
static DataMap virt_dns_rec_config_;
VirtualDnsRecordConfig(IFMapNode *node);
VirtualDnsRecordConfig(const std::string &name,
const std::string &vdns_name, const DnsItem &item);
~VirtualDnsRecordConfig();
void OnAdd(IFMapNode *node = NULL);
void OnDelete();
void OnChange(IFMapNode *node);
void OnChange(const DnsItem &new_rec);
bool UpdateVdns(IFMapNode *node);
bool CanNotify();
bool HasChanged(DnsItem &rhs);
bool OnlyTtlChange(DnsItem &rhs);
autogen::VirtualDnsType GetVDns() const;
const DnsItem &GetRecord() const { return rec_; }
std::string GetViewName() const;
VirtualDnsConfig *GetVirtualDns() const { return virt_dns_; }
bool GetObject(IFMapNode *node, DnsItem &item);
void VirtualDnsRecordTrace(VirtualDnsRecordTraceData &rec);
void Trace(const std::string &ev);
static VirtualDnsRecordConfig *Find(std::string name);
static void UpdateVirtualDns(VirtualDnsConfig *vdns);
};
#endif // __dns_oper_h__