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limit number of retries for subscriptions

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orignal 2018-01-23 15:50:28 -05:00
parent 162bd592f8
commit ddd25f0945
2 changed files with 8 additions and 2 deletions
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8
libi2pd_client/AddressBook.cpp
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@ -207,7 +207,7 @@ namespace client
//---------------------------------------------------------------------
AddressBook::AddressBook (): m_Storage(nullptr), m_IsLoaded (false), m_IsDownloading (false),
m_DefaultSubscription (nullptr), m_SubscriptionsUpdateTimer (nullptr)
m_NumRetries (0), m_DefaultSubscription (nullptr), m_SubscriptionsUpdateTimer (nullptr)
{
}
@ -486,9 +486,13 @@ namespace client
void AddressBook::DownloadComplete (bool success, const i2p::data::IdentHash& subscription, const std::string& etag, const std::string& lastModified)
{
m_IsDownloading = false;
int nextUpdateTimeout = CONTINIOUS_SUBSCRIPTION_RETRY_TIMEOUT;
m_NumRetries++;
int nextUpdateTimeout = m_NumRetries*CONTINIOUS_SUBSCRIPTION_RETRY_TIMEOUT;
if (m_NumRetries > CONTINIOUS_SUBSCRIPTION_MAX_NUM_RETRIES || nextUpdateTimeout > CONTINIOUS_SUBSCRIPTION_UPDATE_TIMEOUT)
nextUpdateTimeout = CONTINIOUS_SUBSCRIPTION_UPDATE_TIMEOUT;
if (success)
{
m_NumRetries = 0;
if (m_DefaultSubscription) m_DefaultSubscription = nullptr;
if (m_IsLoaded)
nextUpdateTimeout = CONTINIOUS_SUBSCRIPTION_UPDATE_TIMEOUT;

2
libi2pd_client/AddressBook.h
View File

@ -22,6 +22,7 @@ namespace client
const int INITIAL_SUBSCRIPTION_RETRY_TIMEOUT = 1; // in minutes
const int CONTINIOUS_SUBSCRIPTION_UPDATE_TIMEOUT = 720; // in minutes (12 hours)
const int CONTINIOUS_SUBSCRIPTION_RETRY_TIMEOUT = 5; // in minutes
const int CONTINIOUS_SUBSCRIPTION_MAX_NUM_RETRIES = 10; // then update timeout
const int SUBSCRIPTION_REQUEST_TIMEOUT = 60; //in second
const uint16_t ADDRESS_RESOLVER_DATAGRAM_PORT = 53;
@ -97,6 +98,7 @@ namespace client
std::map<uint32_t, std::string> m_Lookups; // nonce -> address
AddressBookStorage * m_Storage;
volatile bool m_IsLoaded, m_IsDownloading;
int m_NumRetries;
std::vector<std::shared_ptr<AddressBookSubscription> > m_Subscriptions;
std::shared_ptr<AddressBookSubscription> m_DefaultSubscription; // in case if we don't know any addresses yet
boost::asio::deadline_timer * m_SubscriptionsUpdateTimer;