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lei.chen c90e63ec0f fix(frontend): job control no longer returns HTTP 500 (bug-1490)
Two stacked defects in the apiserver job-control link, both of which kept
hold/release/cancel from ever reaching the controller:

1. controllers/jobs.go: validateJobControl and foundJob asserted
   jobinfo.Data["array_idx"].(int64), but StoreToOrderMaps produces
   array_idx as int (models.JobInfo.ArrayIdx is declared int) -> panic
   -> Gin Recovery -> HTTP 500 before backend.ControlJob ran. Add
   normalizeJobInt64 / jobArrayIdx helpers and use them in both
   functions (job_status already had this fix via normalizeJobStatus;
   array_idx was missed).

2. backend/clib.go: backend.ControlJob set xce_jobctrl_t.action to the
   models.JOB_* constant (JOB_STOP=1 / JOB_RESUME=2 / JOB_KILL=3 /
   JOB_CHKPNT=8), but that field is the capnp JobControl union
   discriminant (JobControl_u_siginfo=0 / JobControl_u_ckptoption=1).
   The controller's job_ctrl() selected the wrong union branch (or
   none, since encode_JobControl drops the union pointer for
   non-0/1 discriminants) and rejected every control with -EINVAL.
   Add jobCtrlDiscriminant() and use it.

Also: resolveExecUser was defined in the cgo-only convert.go but is
exercised by a non-cgo test, so `make test` (CGO_ENABLED=0) failed to
build the backend package. Move it to convert_pure.go so it compiles in
both modes.

Tests: 3 controller regression tests (validateJobControl allowed /
not-allowed branches, foundJob array-child branch) + 1 backend
jobCtrlDiscriminant test. make test fully green. Cluster E2E verified:
hold -> PSUSP, release -> PEND, cancel -> EXIT on a PEND job, no 500,
no -EINVAL, all daemons healthy.

Co-Authored-By: Claude <noreply@anthropic.com>
2026-08-07 07:35:51 +00:00
.claude fix(xce-test-ha): retry chaotic-mode verify_classify before counting job loss (bug-1487) 2026-07-31 05:16:14 +00:00
.kiro add scheduler related projects 2026-07-31 17:42:13 +08:00
.wolf docs(buglog): record bug-1508 — heartbeat nop reply poisons shared wbuf (peek 501) 2026-08-05 09:43:08 +00:00
docs fix(frontend): job control no longer returns HTTP 500 (bug-1490) 2026-08-07 07:35:51 +00:00
raft chore: checkpoint all prior work for clean state 2026-06-04 13:04:16 +00:00
reports add report 2026-07-27 16:10:32 +08:00
scripts feat(tooling): add cc-sdd to Gitea sync skill 2026-07-23 04:29:06 +00:00
src fix(frontend): job control no longer returns HTTP 500 (bug-1490) 2026-08-07 07:35:51 +00:00
.clang-format reformat code and job array 2025-11-07 16:14:27 +08:00
.gitignore feat(admin-config-tool): wire xceadmin into HA deploy/test skills 2026-07-22 12:00:05 +00:00
.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 fix(configs): add worker-builtin load indices missing from resources.yaml 2026-08-02 07:36:03 +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.