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use std::async for address book download

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orignal
2024-10-29 15:32:06 -04:00
parent 8a8277edda
commit 0086f8e27a
2 changed files with 36 additions and 22 deletions
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51
libi2pd_client/AddressBook.cpp
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@@ -305,7 +305,7 @@ namespace client
identHash = hash;
}
AddressBook::AddressBook (): m_Storage(nullptr), m_IsLoaded (false), m_IsDownloading (false),
AddressBook::AddressBook (): m_Storage(nullptr), m_IsLoaded (false),
m_NumRetries (0), m_DefaultSubscription (nullptr), m_SubscriptionsUpdateTimer (nullptr),
m_IsEnabled (true)
{
@@ -344,20 +344,28 @@ namespace client
delete m_SubscriptionsUpdateTimer;
m_SubscriptionsUpdateTimer = nullptr;
}
if (m_IsDownloading)
bool isDownloading = m_Downloading.valid ();
if (isDownloading)
{
LogPrint (eLogInfo, "Addressbook: Subscriptions are downloading, abort");
for (int i = 0; i < 30; i++)
{
if (!m_IsDownloading)
if (m_Downloading.wait_for(std::chrono::seconds(0)) == std::future_status::ready)
isDownloading = false;
else
{
LogPrint (eLogInfo, "Addressbook: Subscriptions are downloading, abort");
for (int i = 0; i < 30; i++)
{
LogPrint (eLogInfo, "Addressbook: Subscriptions download complete");
break;
if (m_Downloading.wait_for(std::chrono::seconds(1)) == std::future_status::ready) // wait for 1 seconds
{
isDownloading = false;
LogPrint (eLogInfo, "Addressbook: Subscriptions download complete");
break;
}
}
std::this_thread::sleep_for (std::chrono::seconds (1)); // wait for 1 seconds
}
LogPrint (eLogError, "Addressbook: Subscription download timeout");
m_IsDownloading = false;
}
if (!isDownloading)
m_Downloading.get ();
else
LogPrint (eLogError, "Addressbook: Subscription download timeout");
}
if (m_Storage)
{
@@ -644,7 +652,6 @@ namespace client
void AddressBook::DownloadComplete (bool success, const i2p::data::IdentHash& subscription, const std::string& etag, const std::string& lastModified)
{
m_IsDownloading = false;
m_NumRetries++;
int nextUpdateTimeout = m_NumRetries*CONTINIOUS_SUBSCRIPTION_RETRY_TIMEOUT;
if (m_NumRetries > CONTINIOUS_SUBSCRIPTION_MAX_NUM_RETRIES || nextUpdateTimeout > CONTINIOUS_SUBSCRIPTION_UPDATE_TIMEOUT)
@@ -699,7 +706,13 @@ namespace client
LogPrint(eLogWarning, "Addressbook: Missing local destination, skip subscription update");
return;
}
if (!m_IsDownloading && dest->IsReady ())
bool isDownloading = m_Downloading.valid ();
if (isDownloading && m_Downloading.wait_for(std::chrono::seconds(0)) == std::future_status::ready) // still active?
{
m_Downloading.get ();
isDownloading = false;
}
if (!isDownloading && dest->IsReady ())
{
if (!m_IsLoaded)
{
@@ -708,17 +721,15 @@ namespace client
std::string defaultSubURL; i2p::config::GetOption("addressbook.defaulturl", defaultSubURL);
if (!m_DefaultSubscription)
m_DefaultSubscription = std::make_shared<AddressBookSubscription>(*this, defaultSubURL);
m_IsDownloading = true;
std::thread load_hosts(std::bind (&AddressBookSubscription::CheckUpdates, m_DefaultSubscription));
load_hosts.detach(); // TODO: use join
m_Downloading = std::async (std::launch::async,
std::bind (&AddressBookSubscription::CheckUpdates, m_DefaultSubscription));
}
else if (!m_Subscriptions.empty ())
{
// pick random subscription
auto ind = rand () % m_Subscriptions.size();
m_IsDownloading = true;
std::thread load_hosts(std::bind (&AddressBookSubscription::CheckUpdates, m_Subscriptions[ind]));
load_hosts.detach(); // TODO: use join
m_Downloading = std::async (std::launch::async,
std::bind (&AddressBookSubscription::CheckUpdates, m_Subscriptions[ind]));
}
}
else