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report: add cwd to report #27022

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merged 1 commit into from
Apr 3, 2019
Merged

report: add cwd to report #27022

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1 change: 1 addition & 0 deletions doc/api/report.md
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,7 @@ is provided below for reference.
"dumpEventTime": "2018-12-21T00:50:11Z",
"dumpEventTimeStamp": "1545371411331",
"processId": 8974,
"cwd": "/home/nodeuser/project/node",
"commandLine": [
"/home/nodeuser/project/node/out/Release/node",
"--experimental-report",
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16 changes: 16 additions & 0 deletions src/node_report.cc
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Expand Up @@ -18,6 +18,14 @@
#include <atomic>
#include <fstream>
#include <iomanip>
#include <climits> // PATH_MAX

#ifdef _WIN32
/* MAX_PATH is in characters, not bytes. Make sure we have enough headroom. */
#define PATH_MAX_BYTES (MAX_PATH * 4)
#else
#define PATH_MAX_BYTES (PATH_MAX)
#endif

#ifndef _WIN32
extern char** environ;
Expand Down Expand Up @@ -213,6 +221,14 @@ static void WriteNodeReport(Isolate* isolate,
// Report native process ID
writer.json_keyvalue("processId", pid);

{
// Report the process cwd.
char buf[PATH_MAX_BYTES];
size_t cwd_size = sizeof(buf);
if (uv_cwd(buf, &cwd_size) == 0)
writer.json_keyvalue("cwd", buf);
}

// Report out the command line.
if (!node::per_process::cli_options->cmdline.empty()) {
writer.json_arraystart("commandLine");
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3 changes: 2 additions & 1 deletion test/common/report.js
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Expand Up @@ -63,7 +63,7 @@ function _validateContent(data) {
'nodejsVersion', 'wordSize', 'arch', 'platform',
'componentVersions', 'release', 'osName', 'osRelease',
'osVersion', 'osMachine', 'host', 'glibcVersionRuntime',
'glibcVersionCompiler'];
'glibcVersionCompiler', 'cwd'];
checkForUnknownFields(header, headerFields);
assert.strictEqual(typeof header.event, 'string');
assert.strictEqual(typeof header.trigger, 'string');
Expand All @@ -76,6 +76,7 @@ function _validateContent(data) {
assert(String(+header.dumpEventTimeStamp), header.dumpEventTimeStamp);

assert(Number.isSafeInteger(header.processId));
assert.strictEqual(typeof header.cwd, 'string');
assert(Array.isArray(header.commandLine));
header.commandLine.forEach((arg) => {
assert.strictEqual(typeof arg, 'string');
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