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Object.defineProperty(exports, "__esModule", {
value: true
});
0 && (module.exports = {
BubbledError: null,
SpanKind: null,
SpanStatusCode: null,
getTracer: null,
isBubbledError: null
});
function _export(target, all) {
for(var name in all)Object.defineProperty(target, name, {
enumerable: true,
get: all[name]
});
}
_export(exports, {
BubbledError: function() {
return BubbledError;
},
SpanKind: function() {
return SpanKind;
},
SpanStatusCode: function() {
return SpanStatusCode;
},
getTracer: function() {
return getTracer;
},
isBubbledError: function() {
return isBubbledError;
}
});
const _constants = require("./constants");
const _isthenable = require("../../../shared/lib/is-thenable");
const NEXT_OTEL_PERFORMANCE_PREFIX = process.env.NEXT_OTEL_PERFORMANCE_PREFIX;
let api;
// we want to allow users to use their own version of @opentelemetry/api if they
// want to, so we try to require it first, and if it fails we fall back to the
// version that is bundled with Next.js
// this is because @opentelemetry/api has to be synced with the version of
// @opentelemetry/tracing that is used, and we don't want to force users to use
// the version that is bundled with Next.js.
// the API is ~stable, so this should be fine
if (process.env.NEXT_RUNTIME === 'edge') {
api = require('@opentelemetry/api');
} else {
try {
api = require('@opentelemetry/api');
} catch (err) {
api = require('next/dist/compiled/@opentelemetry/api');
}
}
const { context, propagation, trace, SpanStatusCode, SpanKind, ROOT_CONTEXT } = api;
class BubbledError extends Error {
constructor(bubble, result){
super(), this.bubble = bubble, this.result = result;
}
}
function isBubbledError(error) {
if (typeof error !== 'object' || error === null) return false;
return error instanceof BubbledError;
}
const closeSpanWithError = (span, error)=>{
if (isBubbledError(error) && error.bubble) {
span.setAttribute('next.bubble', true);
} else {
if (error) {
span.recordException(error);
span.setAttribute('error.type', error.name);
}
span.setStatus({
code: SpanStatusCode.ERROR,
message: error == null ? void 0 : error.message
});
}
span.end();
};
/** we use this map to propagate attributes from nested spans to the top span */ const rootSpanAttributesStore = new Map();
const rootSpanIdKey = api.createContextKey('next.rootSpanId');
let lastSpanId = 0;
const getSpanId = ()=>lastSpanId++;
const clientTraceDataSetter = {
set (carrier, key, value) {
carrier.push({
key,
value
});
}
};
class NextTracerImpl {
/**
* Returns an instance to the trace with configured name.
* Since wrap / trace can be defined in any place prior to actual trace subscriber initialization,
* This should be lazily evaluated.
*/ getTracerInstance() {
return trace.getTracer('next.js', '0.0.1');
}
getContext() {
return context;
}
getTracePropagationData() {
const activeContext = context.active();
const entries = [];
propagation.inject(activeContext, entries, clientTraceDataSetter);
return entries;
}
getActiveScopeSpan() {
return trace.getSpan(context == null ? void 0 : context.active());
}
withPropagatedContext(carrier, fn, getter, force = false) {
const activeContext = context.active();
if (force) {
const remoteContext = propagation.extract(ROOT_CONTEXT, carrier, getter);
if (trace.getSpanContext(remoteContext)) {
return context.with(remoteContext, fn);
}
// Preserve the current active span while still merging any extracted
// baggage/context values from the carrier.
const mergedContext = propagation.extract(activeContext, carrier, getter);
return context.with(mergedContext, fn);
}
if (trace.getSpanContext(activeContext)) {
// Active span is already set, too late to propagate.
return fn();
}
const remoteContext = propagation.extract(activeContext, carrier, getter);
return context.with(remoteContext, fn);
}
trace(...args) {
const [type, fnOrOptions, fnOrEmpty] = args;
// coerce options form overload
const { fn, options } = typeof fnOrOptions === 'function' ? {
fn: fnOrOptions,
options: {}
} : {
fn: fnOrEmpty,
options: {
...fnOrOptions
}
};
const spanName = options.spanName ?? type;
if (!_constants.NextVanillaSpanAllowlist.has(type) && process.env.NEXT_OTEL_VERBOSE !== '1' || options.hideSpan) {
return fn();
}
// Trying to get active scoped span to assign parent. If option specifies parent span manually, will try to use it.
let spanContext = this.getSpanContext((options == null ? void 0 : options.parentSpan) ?? this.getActiveScopeSpan());
if (!spanContext) {
spanContext = (context == null ? void 0 : context.active()) ?? ROOT_CONTEXT;
}
// Check if there's already a root span in the store for this trace
// We are intentionally not checking whether there is an active context
// from outside of nextjs to ensure that we can provide the same level
// of telemetry when using a custom server
const existingRootSpanId = spanContext.getValue(rootSpanIdKey);
const isRootSpan = typeof existingRootSpanId !== 'number' || !rootSpanAttributesStore.has(existingRootSpanId);
const spanId = getSpanId();
options.attributes = {
'next.span_name': spanName,
'next.span_type': type,
...options.attributes
};
return context.with(spanContext.setValue(rootSpanIdKey, spanId), ()=>this.getTracerInstance().startActiveSpan(spanName, options, (span)=>{
let startTime;
if (NEXT_OTEL_PERFORMANCE_PREFIX && type && _constants.LogSpanAllowList.has(type)) {
startTime = 'performance' in globalThis && 'measure' in performance ? globalThis.performance.now() : undefined;
}
let cleanedUp = false;
const onCleanup = ()=>{
if (cleanedUp) return;
cleanedUp = true;
rootSpanAttributesStore.delete(spanId);
if (startTime) {
performance.measure(`${NEXT_OTEL_PERFORMANCE_PREFIX}:next-${(type.split('.').pop() || '').replace(/[A-Z]/g, (match)=>'-' + match.toLowerCase())}`, {
start: startTime,
end: performance.now()
});
}
};
if (isRootSpan) {
rootSpanAttributesStore.set(spanId, new Map(Object.entries(options.attributes ?? {})));
}
if (fn.length > 1) {
try {
return fn(span, (err)=>closeSpanWithError(span, err));
} catch (err) {
closeSpanWithError(span, err);
throw err;
} finally{
onCleanup();
}
}
try {
const result = fn(span);
if ((0, _isthenable.isThenable)(result)) {
// If there's error make sure it throws
return result.then((res)=>{
span.end();
// Need to pass down the promise result,
// it could be react stream response with error { error, stream }
return res;
}).catch((err)=>{
closeSpanWithError(span, err);
throw err;
}).finally(onCleanup);
} else {
span.end();
onCleanup();
}
return result;
} catch (err) {
closeSpanWithError(span, err);
onCleanup();
throw err;
}
}));
}
wrap(...args) {
const tracer = this;
const [name, options, fn] = args.length === 3 ? args : [
args[0],
{},
args[1]
];
if (!_constants.NextVanillaSpanAllowlist.has(name) && process.env.NEXT_OTEL_VERBOSE !== '1') {
return fn;
}
return function() {
let optionsObj = options;
if (typeof optionsObj === 'function' && typeof fn === 'function') {
optionsObj = optionsObj.apply(this, arguments);
}
const lastArgId = arguments.length - 1;
const cb = arguments[lastArgId];
if (typeof cb === 'function') {
const scopeBoundCb = tracer.getContext().bind(context.active(), cb);
return tracer.trace(name, optionsObj, (_span, done)=>{
arguments[lastArgId] = function(err) {
done == null ? void 0 : done(err);
return scopeBoundCb.apply(this, arguments);
};
return fn.apply(this, arguments);
});
} else {
return tracer.trace(name, optionsObj, ()=>fn.apply(this, arguments));
}
};
}
startSpan(...args) {
const [type, options] = args;
const spanContext = this.getSpanContext((options == null ? void 0 : options.parentSpan) ?? this.getActiveScopeSpan());
return this.getTracerInstance().startSpan(type, options, spanContext);
}
getSpanContext(parentSpan) {
const spanContext = parentSpan ? trace.setSpan(context.active(), parentSpan) : undefined;
return spanContext;
}
getRootSpanAttributes() {
const spanId = context.active().getValue(rootSpanIdKey);
return rootSpanAttributesStore.get(spanId);
}
setRootSpanAttribute(key, value) {
const spanId = context.active().getValue(rootSpanIdKey);
const attributes = rootSpanAttributesStore.get(spanId);
if (attributes && !attributes.has(key)) {
attributes.set(key, value);
}
}
withSpan(span, fn) {
const spanContext = trace.setSpan(context.active(), span);
return context.with(spanContext, fn);
}
}
const getTracer = (()=>{
const tracer = new NextTracerImpl();
return ()=>tracer;
})();
//# sourceMappingURL=tracer.js.map |