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utilize proxy.config.hostdb.host_file.interval config variable #9039

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Merged
bneradt merged 1 commit into from
Aug 16, 2022
Merged

utilize proxy.config.hostdb.host_file.interval config variable #9039

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11 changes: 11 additions & 0 deletions iocore/hostdb/HostDB.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -562,6 +562,7 @@ HostDBProcessor::start(int, size_t)
HostDBContinuation *b = hostDBContAllocator.alloc();
SET_CONTINUATION_HANDLER(b, (HostDBContHandler)&HostDBContinuation::backgroundEvent);
b->mutex = new_ProxyMutex();
b->updateHostFileConfig();
eventProcessor.schedule_every(b, HRTIME_SECONDS(1), ET_DNS);

return 0;
Expand Down Expand Up @@ -1512,6 +1513,15 @@ HostDBContinuation::do_dns()
}
}

void
HostDBContinuation::updateHostFileConfig()
{
RecInt tmp_interval{};

REC_ReadConfigInteger(tmp_interval, "proxy.config.hostdb.host_file.interval");
hostdb_hostfile_check_interval = std::chrono::seconds(tmp_interval);
}

//
// Background event
// Increment the hostdb_current_timestamp which funcions as our cached version
Expand All @@ -1533,6 +1543,7 @@ HostDBContinuation::backgroundEvent(int /* event ATS_UNUSED */, Event * /* e ATS
bool update_p = false; // do we need to reparse the file and update?
char path[PATH_NAME_MAX];

updateHostFileConfig();
REC_ReadConfigString(path, "proxy.config.hostdb.host_file.path", sizeof(path));
if (0 != strcasecmp(hostdb_hostfile_path.string(), path)) {
Debug("hostdb", "%s",
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3 changes: 3 additions & 0 deletions iocore/hostdb/P_HostDBProcessor.h
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Expand Up @@ -257,6 +257,9 @@ struct HostDBContinuation : public Continuation {
int retryEvent(int event, Event *e);
int setbyEvent(int event, Event *e);

// update the host file config variables
void updateHostFileConfig();

/// Recompute the hash and update ancillary values.
void refresh_hash();
void do_dns();
Expand Down