void XenonRequestLocalData::log(Xenon::SampleType t,
const char* info,
c_WaitableWaitHandle* wh) {
if (!m_inRequest) return;
TRACE(1, "XenonRequestLocalData::log\n");
time_t now = time(nullptr);
auto bt = createBacktrace(BacktraceArgs()
.skipTop(t == Xenon::EnterSample)
.skipInlined(t == Xenon::EnterSample)
.fromWaitHandle(wh)
.withMetadata()
.ignoreArgs());
auto logDest = RuntimeOption::XenonStructLogDest;
if (!logDest.empty()) {
StructuredLogEntry cols;
cols.setStr("type", Xenon::show(t));
if (info) {
cols.setStr("info", info);
}
addBacktraceToStructLog(bt, cols);
StructuredLog::log(logDest, cols);
} else {
m_stackSnapshots.append(make_darray(
s_time, now,
s_stack, bt,
s_isWait, !Xenon::isCPUTime(t),
s_type, Xenon::show(t),
s_info, info ? info : ""
));
}
}
/**
* @brief Create a new trie
*
* @param alpha_map : the alphabet set for the trie
*
* @return a pointer to the newly created trie, NULL on failure
*
* Create a new empty trie object based on the given @a alpha_map alphabet
* set. The trie contents can then be added and deleted with trie_store() and
* trie_delete() respectively.
*
* The created object must be freed with trie_free().
*/
trie_t
make_trie(void)
{
trie_t trie;
if ((trie = (trie_t)malloc(sizeof(*trie))) == NULL) {
return NULL;
}
if ((trie->da = make_darray()) == NULL) {
goto exit_trie_created;
}
if ((trie->tail = make_tail()) == NULL) {
goto exit_da_created;
}
trie->dirtyp = 1;
return trie;
exit_da_created:
free_darray(trie->da);
exit_trie_created:
free(trie);
return NULL;
}
// Creates an array to respond to the Xenon PHP extension;
// builds the data into the format neeeded.
Array XenonRequestLocalData::createResponse() {
assertx(m_inRequest);
VArrayInit stacks(m_stackSnapshots.size());
for (ArrayIter it(m_stackSnapshots); it; ++it) {
const auto& frame = it.second().toArray();
stacks.append(make_darray(
s_time, frame[s_time],
s_stack, frame[s_stack].toArray(),
s_phpStack, parsePhpStack(frame[s_stack].toArray()),
s_isWait, frame[s_isWait]
));
}
return stacks.toArray();
}
