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test(tools): add FAKE_REBUILD_SILENT to fake_dragonxd

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Holds cs_main like a witness rebuild but logs no rebuild markers: a node
that is busy while its output says nothing (an external node, or a
rebuild path that prints no progress), for exercising the GUI's
"busy but alive" handling.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
This commit is contained in:
DanS
2026-10-02 00:02:27 -05:00
co-authored by Claude Opus 5.5
parent 5993488176
commit 821bebd13e
2 changed files with 9 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files
tools/fake_dragonxd/README.md
+1
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@@ -117,6 +117,7 @@ inherits the GUI's environment.
| `FAKE_SERVER_TIMEOUT_SECS` | 30 | idle keep-alive connections are closed (`-rpcservertimeout`) |
| `FAKE_PREFILL` | 0 | inject N abandoned requests when the rebuild starts (`24` = saturated) |
| `FAKE_MINING` | 0 | internal miner on: `stop` waits for cs_main first (`GenerateBitcoins` join) |
| `FAKE_REBUILD_SILENT` | 0 | hold cs_main like a rebuild but log no rebuild markers (a busy node whose output says nothing) |
| `FAKE_STUCK_SHUTDOWN` | 0 | the Sep 29 orphan: hold the datadir lock, no listener, ignore SIGTERM, never exit |
| `FAKE_HEIGHT`, `FAKE_REBUILD_TOTAL`, `FAKE_NOTES`, `FAKE_VERSION` | 3327145, 62583, 13632, 1030050 | cosmetic numbers |
tools/fake_dragonxd/fake_dragonxd.cpp
+8 -5
View File
@@ -122,6 +122,7 @@ struct Config {
long version = 1030050; // getinfo "version" (real v1.3.0 reports 1030050)
bool stuckShutdown = false; // the Sep 29 orphan: datadir lock held, no listener, never exits
bool mining = false; // internal miner on: `stop` must wait for cs_main first
bool rebuildSilent = false; // hold cs_main like a rebuild but log no rebuild markers at all
};
Config g_cfg;
@@ -1011,15 +1012,16 @@ void rebuildLoop()
event("rebuild-aborted");
return;
}
logf("Reading blocks for witness rebuild: %ld / %ld", off, g_cfg.rebuildTotal);
if (!g_cfg.rebuildSilent) logf("Reading blocks for witness rebuild: %ld / %ld", off, g_cfg.rebuildTotal);
std::this_thread::sleep_for(std::chrono::duration<double>(step));
}
const auto phase2End = started + std::chrono::duration_cast<Clock::duration>(std::chrono::duration<double>(g_cfg.rebuildSecs));
std::this_thread::sleep_until(phase2End); // Phase 2: silent, and deaf to shutdown
const long long ms = std::chrono::duration_cast<std::chrono::milliseconds>(Clock::now() - started).count();
logf("BuildWitnessCache: rebuilt %ld note witness cache(s) to height %ld in %lldms using %d thread(s)",
g_cfg.notes, endHeight, ms, 8);
if (!g_cfg.rebuildSilent)
logf("BuildWitnessCache: rebuilt %ld note witness cache(s) to height %ld in %lldms using %d thread(s)",
g_cfg.notes, endHeight, ms, 8);
event("rebuild-end", "ms=" + std::to_string(ms));
if (g_cfg.postRebuildLockSecs > 0)
std::this_thread::sleep_for(std::chrono::duration<double>(g_cfg.postRebuildLockSecs));
@@ -1133,6 +1135,7 @@ void loadConfig(int argc, char** argv)
g_cfg.version = envLong("FAKE_VERSION", g_cfg.version);
g_cfg.stuckShutdown = envLong("FAKE_STUCK_SHUTDOWN", 0) != 0;
g_cfg.mining = envLong("FAKE_MINING", 0) != 0;
g_cfg.rebuildSilent = envLong("FAKE_REBUILD_SILENT", 0) != 0;
}
std::string knobsLine()
@@ -1140,11 +1143,11 @@ std::string knobsLine()
char buf[512];
std::snprintf(buf, sizeof(buf),
"warmup=%gs replay=%gs rebuild=%gs after=%gs phase1=%gs post_lock=%gs flush=%gs tip=%gs "
"prefill=%ld version=%ld workers=%d depth=%d port=%d console=%d mining=%d",
"prefill=%ld version=%ld workers=%d depth=%d port=%d console=%d mining=%d silent=%d",
g_cfg.warmupSecs, g_cfg.replaySecs, g_cfg.rebuildSecs, g_cfg.rebuildDelaySecs, g_cfg.phase1Secs,
g_cfg.postRebuildLockSecs, g_cfg.flushSecs, g_cfg.updateTipSecs, g_cfg.prefill, g_cfg.version,
g_cfg.rpcThreads, g_cfg.rpcWorkQueue, g_cfg.rpcPort, g_cfg.printToConsole ? 1 : 0,
g_cfg.mining ? 1 : 0);
g_cfg.mining ? 1 : 0, g_cfg.rebuildSilent ? 1 : 0);
return buf;
}