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Rongsong Shen ebe691c3ed
fix(bug-1731): fire HOOK_DETAIL_JOB_START/JOB_EXIT on WAL apply
apply_committed_entry() (persist.c), the single seam that applies every
committed WAL entry, only ever fired the generic HOOK_DETAIL_JOB_UPDATE
for job-state changes -- HOOK_DETAIL_JOB_START/JOB_EXIT were
permanently dead code, since job.c only ever fires them at
HOOK_BEFORE_EVENT (for WAL-append purposes). This left sched_job_start_
fun/sched_job_exit_fun (sched.c) and apiserver_job_start_fun/
apiserver_job_exit_fun (apiserver.c) unreachable, and the Go apiserver's
already-wired OnJobFinished handler permanently starved of data -- a
finished job's state could stay stuck (e.g. showing RUN) in the
scheduler's own view and the apiserver never learned a job finished.

The wire format was already enriched by bug-1697/bug-1689 with the
pidinfo/exit_info data these hooks need, so this closes the gap rather
than requiring new wire work. WAL_JOB_FINISH now fires
HOOK_DETAIL_JOB_EXIT; WAL_JOB_START now fires HOOK_DETAIL_JOB_START,
gated on a call-scoped decode flag rather than the transition result
(WAL_JOB_START applies as a no-op duplicate for every real job in
production per bug-1697, so gating on the transition result would make
it dead code again). WAL_JOB_FAIL -> HOOK_DETAIL_JOB_FAIL has the same
gap and is left as a follow-up.

Also includes this investigation's supporting changes: a DEBUG3 log-
retention bump (main.c, both controller and scheduler) so race-condition
evidence survives a live burst without rotating out, and DEBUG3-gated
diagnostic trace logging at the two points a job-update notification
can fire or silently drop (job.c, sched.c).

Live-verified end to end on a real deployed cluster: scheduler-side
sched_job_state_change now fires for RUN and EXIT states, and the
apiserver's OnJobFinished -- previously never invoked in production --
now correctly updates job status on completion.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_019QxaSzHRB7pmYFp4cVnwkA
2026-08-29 11:29:10 +00:00
.claude docs: general design-time cross-check against project invariant dimensions 2026-08-27 09:01:17 +00:00
.kiro docs: save scheduler-snapshot-job-allocation and xce-test-cli-ux spec docs, sync OpenWolf state 2026-08-28 06:30:37 +00:00
.wolf ignore daemon.log token-ledger 2026-08-28 14:33:03 +08:00
docs/superpowers/plans update documents 2026-08-10 17:51:51 +08:00
raft chore: checkpoint all prior work for clean state 2026-06-04 13:04:16 +00:00
reports chore(specs): add scheduler-sim-eager-reconciliation spec, weekly report, cross-spec sequencing notes 2026-08-24 12:56:35 +00:00
scripts fix(gitea-sync): unwrap buglog.json's {version,bugs} wrapper before iterating (bug-1677) 2026-08-24 14:23:31 +00:00
src fix(bug-1731): fire HOOK_DETAIL_JOB_START/JOB_EXIT on WAL apply 2026-08-29 11:29:10 +00:00
.clang-format reformat code and job array 2025-11-07 16:14:27 +08:00
.gitignore ignore daemon.log token-ledger 2026-08-28 14:33:03 +08:00
.mcp.json checkpoint: bug-851 root cause + raft TLA+ conformance spec family 2026-06-21 14:02:15 +00:00
.opencode.json checkpoint: bug-851 root cause + raft TLA+ conformance spec family 2026-06-21 14:02:15 +00:00
CLAUDE.md docs: formalize save/restore field-completeness as a standing invariant 2026-08-27 08:59:48 +00:00
README.md save works 2026-03-03 16:49:26 +08:00

1. commit 规则

  • 每个人 fork 自己的 branch, 从自己的 branch 做 PR,review 完再 commit

2. code format

2.1. C

推荐使用 clang-format,公共配置放在源码里面 xce/.clang-format

(理论上直接使用源码里面 xce/.clang-format 文件格式不会变)

2.1.1. vscode 可以在配置中加上如下内容

"C_Cpp.clang_format_style": "WebKit",
"C_Cpp.clang_format_fallbackStyle": "WebKit",

2.1.2. vim & emacs

clang-format -style="{BasedOnStyle: webkit}" -i XX.c

2.2. golang

使用默认 gofmt

3. build environment and build (example of ubuntu)

3.1 build environment

  • Install nix package management tool
sh <(curl -L https://nixos.org/nix/install) --daemon
  • Edit /etc/nix/nix.conf to make sure
experimental-features = nix-command flakes
sandbox = true
sandbox-fallback = false
substituters = https://mirrors.ustc.edu.cn/nix-channels/store https://cache.nixos.org https://cache.nixos.org/
trusted-users = root <your account>

make sure that you have restarted nix-daemon service after you have changed /etc/nix/nix.conf

  • Install socat and config ssh (for clone by ssh protocol)
nix profile add nixpkgs#socat

.ssh/config

Host gitea.shenrs.eu
	HostName gitea.shenrs.eu
	IdentityFile ~/.ssh/id_ed25519
	ProxyCommand socat - openssl-connect:gitea.shenrs.eu:2022,snihost=gitea.shenrs.eu,verify=0

3.2 checkout source code

3.3 build (for package and release)

cd xce/src

# for build debug version
nix build --option sandbox false .#xcecore_debug

# for normal build
nix build --option sandbox false .#xcecore

You can find the generated binaries at =result= directory

3.4 build (for daily develop)

cd xce/src
nix develop

# using meson to generated build configuration (debug and address sanitize)

meson setup build --buildtype=debug -Db_sanitize=address

# run meson to build
meson compile -C  build

# The generated files will be in build/

3.5 build AppImage package

cd xce/src
nix bundle --bundler github:ralismark/nix-appimage --option sandbox false .#xce

This will create all in one AppImage file which contains everything for package delivery.

4. misc

4.1. Windows remap ctrl and alt key

create a reg file, e.g. remapkey.reg

Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Keyboard Layout]
"Scancode Map"=hex:00,00,00,00,00,00,00,00,05,00,00,00,38,00,1d,00,1d,00,38,00,38,e0,1d,e0,1d,e0,38,e0,00,00,00,00

then double click remapkey.reg to import it. Restart OS.