feat: make runtime scanning tunable within safe bounds

This commit is contained in:
2026-09-20 18:56:09 +08:00
parent 6d194122af
commit df6773be47
8 changed files with 94 additions and 15 deletions

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@@ -4,6 +4,12 @@ ORBIT_HTTP_ADDR=127.0.0.1:8080
ORBIT_MYSQL_DSN=
ORBIT_DB_MAX_OPEN=20
ORBIT_DB_MAX_IDLE=5
# 后台控制循环的有界调度间隔;默认 workflow/schedule=1s,recovery=2s。
ORBIT_WORKFLOW_TICK_INTERVAL=1s
ORBIT_SCHEDULE_TICK_INTERVAL=1s
ORBIT_RECOVERY_TICK_INTERVAL=2s
# 每个后台批次最多处理的持久化候选,范围1–100。
ORBIT_RUNTIME_BATCH_LIMIT=100
# Empty disables metrics. To enable a separate private listener, use e.g.
# ORBIT_METRICS_ADDR=127.0.0.1:9090. Never expose it on the public API ingress.
ORBIT_METRICS_ADDR=

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@@ -108,7 +108,7 @@ func run() error {
workflowDone := make(chan struct{})
go func() {
defer close(workflowDone)
ticker := time.NewTicker(time.Second)
ticker := time.NewTicker(cfg.WorkflowTickInterval)
defer ticker.Stop()
for {
select {
@@ -117,7 +117,7 @@ func run() error {
case <-ticker.C:
started := time.Now()
call, cancel := context.WithTimeout(workflowCtx, 5*time.Second)
_, err := workflows.Tick(call, 100)
_, err := workflows.Tick(call, cfg.RuntimeBatchLimit)
cancel()
if metrics != nil {
metrics.RecordBatch("workflow", started, err)
@@ -133,7 +133,7 @@ func run() error {
scheduleDone := make(chan struct{})
go func() {
defer close(scheduleDone)
ticker := time.NewTicker(time.Second)
ticker := time.NewTicker(cfg.ScheduleTickInterval)
defer ticker.Stop()
for {
select {
@@ -142,7 +142,7 @@ func run() error {
case <-ticker.C:
started := time.Now()
call, cancel := context.WithTimeout(scheduleCtx, 5*time.Second)
_, err := schedules.Tick(call, 100)
_, err := schedules.Tick(call, cfg.RuntimeBatchLimit)
cancel()
if metrics != nil {
metrics.RecordBatch("schedule", started, err)
@@ -163,7 +163,7 @@ func run() error {
recoveryCtx, stopRecovery := context.WithCancel(root)
go func() {
defer close(recoveryDone)
ticker := time.NewTicker(2 * time.Second)
ticker := time.NewTicker(cfg.RecoveryTickInterval)
defer ticker.Stop()
for {
select {
@@ -172,7 +172,7 @@ func run() error {
case <-ticker.C:
started := time.Now()
call, cancel := context.WithTimeout(recoveryCtx, 5*time.Second)
_, err := executions.Recover(call, 100)
_, err := executions.Recover(call, cfg.RuntimeBatchLimit)
cancel()
if metrics != nil {
metrics.RecordBatch("execution_recovery", started, err)
@@ -243,7 +243,7 @@ func run() error {
slog.Info("Orbit metrics server starting", "metrics_address", metricsListener.Addr().String())
}
go func() { done <- server.Serve(listener) }()
slog.Info("Orbit HTTP server starting", "address", listener.Addr().String(), "scope", "health, task, queue, schedule, subscription, workflow and Worker APIs", "node_id", node)
slog.Info("Orbit HTTP server starting", "address", listener.Addr().String(), "scope", "health, task, queue, schedule, subscription, workflow and Worker APIs", "node_id", node, "workflow_tick_interval", cfg.WorkflowTickInterval.String(), "schedule_tick_interval", cfg.ScheduleTickInterval.String(), "recovery_tick_interval", cfg.RecoveryTickInterval.String(), "runtime_batch_limit", cfg.RuntimeBatchLimit)
select {
case err := <-done:
if errors.Is(err, http.ErrServerClosed) {

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@@ -59,7 +59,7 @@ P4/P5定时等待与后续查询轮次的实现及回归记录见[时钟报告](
### P6 首批实施顺序
1. 已补[首批可复现故障工具](reports/phase-6-fault-boundaries.md):A04“派发已提交但消息尚未送达”、W01/W13事务提交结果不明,以及W16最终回执/旧PENDING结果重放/下一轮竞争。迁移器同时提供当前版本无外键新装基线;每个切点必须有实际数据库或进程证据,不能用响应错误推断事务是否已提交,也不能用普通SIGNAL竞争替代最终查询场景。
2. 已实现[基础运行观测](api/observability.md)及[有界业务状态与事件采样](reports/phase-6-business-observability.md):HTTP/WS、数据库连接池、后台批次、固定任务/交付/流程/Inbox状态计数、最近事件类别、终态耗时样本、固定事件阶段耗时、最早年龄、截断/新鲜度指标和可离线验证的告警规则;独立采集监听默认关闭,固定指标目录拒绝动态标签;发布前只读结构核验由[`orbit-admin verify`](api/operations.md)提供,运维人员也可用 `orbit-admin observe snapshot` 获取同一有界单节点快照。仍需端到端外部效果延迟、全局持久吞吐、Inbox从事件产生到推进完成的精确阶段延迟、全局发送队列、多节点聚合及生产采集/通知验证;SDK受控重连风暴和真实慢消费者背压已补[边界回归](reports/phase-6-reconnect-storm.md)与[慢消费者报告](reports/phase-6-slow-consumer.md),跨节点重连仍待目标拓扑。
2. 已实现[基础运行观测](api/observability.md)及[有界业务状态与事件采样](reports/phase-6-business-observability.md):HTTP/WS、数据库连接池、后台批次、固定任务/交付/流程/Inbox状态计数、最近事件类别、终态耗时样本、固定事件阶段耗时、最早年龄、截断/新鲜度指标和可离线验证的告警规则;独立采集监听默认关闭,固定指标目录拒绝动态标签;发布前只读结构核验由[`orbit-admin verify`](api/operations.md)提供,运维人员也可用 `orbit-admin observe snapshot` 获取同一有界单节点快照;后台循环间隔和批量上限已支持有界环境配置并在启动日志中记录。仍需端到端外部效果延迟、全局持久吞吐、Inbox从事件产生到推进完成的精确阶段延迟、全局发送队列、多节点聚合及生产采集/通知验证;SDK受控重连风暴和真实慢消费者背压已补[边界回归](reports/phase-6-reconnect-storm.md)与[慢消费者报告](reports/phase-6-slow-consumer.md),跨节点重连仍待目标拓扑。
3. 已补齐受保护管理环境中的固定凭据操作文件、轮换、撤销、提交不明故障切点、幂等回执和脱敏管理审计;轮换保留授权绑定并要求新令牌重新建立会话,旧 Worker 会话被排空且立即过期,撤销允许在停用范围内执行且不改写历史记录。已用一次性 MySQL 定向验证旧令牌失效、新令牌重绑和零外键;仍需多节点安全重绑演练、凭据最小权限配置核对和生产密钥托管/审计演练。
4. 已补[`orbit-admin retention inventory`](api/retention.md)只读盘点和[阶段报告](reports/phase-6-retention-inventory.md),能区分过期幂等、确定终态、未知效果、未终结流程、已确认/未确认交付、已消费/未消费Inbox、事件和审计规模;它不执行归档或删除。已补[容量模型](19-capacity-model.md),把企业数转换为任务、流程、事件、连接、写放大和保留期输入;仍需评审各类保留周期、归档格式、受保护记录核对,再执行备份恢复、兼容升级和六类容量负载。未确认交付、有效幂等身份、当前/历史执行证据和未终结流程不能被普通清理破坏。生产HA及RPO/RTO继续按实际拓扑验证,不缩减为本机多进程检查。
5. 已补[`orbit-load`](api/load.md)有界受理负载工具及24次/1000次隔离样本,见[受理报告](reports/phase-6-load.md)。新增独立[`orbit-exec-load`](api/execution-load.md),通过真实Worker、任务结果和尝试历史核对,提供短/混合/中长任务的受理、排队、授权执行及完成耗时分布;具体环境、原始JSON和失败分母见[执行测量报告](reports/phase-6-execution-load.md)。新增[`orbit-workflow-load`](api/workflow-load.md),用本次发布版本的双分支并行流程,逐个核对不同任务、唯一尝试、来源、精确输出与本地调用;24/100实例及24实例截止负例已重新构建回归并绑定源码/二进制哈希,见[流程测量报告](reports/phase-6-workflow-load.md)。新增[`orbit-schedule-load`](api/schedule-load.md),已完成24/128次定时集中触发与24次计划量的截止负例,保存实际分母、唯一任务/尝试、来源与暂停收尾证据,见[定时测量报告](reports/phase-6-schedule-load.md)。Go 1.27.1 模块级门禁、MySQL 存储集成、关键 SDK/Orbit 进程故障组、24个可运行 SDK 示例真实服务串跑和 result-inbox/task-outbox 真实业务集成已复跑通过。已补[长期积压与资源曲线样本](reports/phase-6-backlog.md):32×8 共256个触发点,在1个Worker/容量1和180秒截止下保留173个成功、83个未核验任务,并以独立数据库读取记录等待积压曲线;该单节点样本不替代目标拓扑容量。SDK受控重连风暴及[真实慢消费者背压](reports/phase-6-slow-consumer.md)已补边界回归;下一步补指标采集对照、长期存储增长、跨节点重连与目标数据库拓扑容量。

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@@ -37,6 +37,8 @@ curl -fsS http://127.0.0.1:8080/health/ready
`live` 只表示进程仍在运行;`ready` 同时核对 MySQL、迁移账本和零外键要求。收到 `503` 时停止向该节点发送新的受理、执行授权和流程推进请求,保留原幂等键并等待核对,不把网络错误当作业务失败。
后台调度默认每秒检查 Weave 和计划、每两秒执行一次执行恢复,每批最多处理100条持久化候选。容量验证后可以通过 `ORBIT_WORKFLOW_TICK_INTERVAL`、`ORBIT_SCHEDULE_TICK_INTERVAL`、`ORBIT_RECOVERY_TICK_INTERVAL` 和 `ORBIT_RUNTIME_BATCH_LIMIT` 调整;间隔只允许 `100ms` 到 `1m`,批量只允许 `1` 到 `100`。调优必须和数据库锁等待、连接池、积压及恢复窗口一起记录,不能只提高批量或缩短间隔来掩盖容量不足。
## 3. 滚动停止与替换
Orbit 接收到 `SIGTERM` 后停止新的 Worker/Event 连接,取消后台循环,关闭 HTTP/WS 监听并在有限时间内等待已有连接退出。发布脚本应按以下顺序操作:

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@@ -49,6 +49,10 @@ docker run --rm \
docker run --rm \
--env ORBIT_MYSQL_DSN \
--env ORBIT_HTTP_ADDR=0.0.0.0:8080 \
--env ORBIT_RUNTIME_BATCH_LIMIT=100 \
--env ORBIT_WORKFLOW_TICK_INTERVAL=1s \
--env ORBIT_SCHEDULE_TICK_INTERVAL=1s \
--env ORBIT_RECOVERY_TICK_INTERVAL=2s \
--env ORBIT_METRICS_ADDR=127.0.0.1:9090 \
--publish 8080:8080 \
registry.example/orbit:dev

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@@ -7,6 +7,7 @@
| 检查 | 环境/命令 | 结果 |
| --- | --- | --- |
| 服务端单元与竞态、vet、构建 | Docker `golang:1.27.1`,仓库声明版本;`GOWORK=off go test -race ./... && go vet ./... && go build ./...` | PASS |
| 后台运行参数边界 | `internal/config.TestRuntimeDefaultsAndBoundedOverrides`;默认值与四个 `ORBIT_*` 覆盖项 | PASS;循环间隔限定100ms–1m,批量限定1–100,服务启动日志记录生效值 |
| SDK 与独立示例竞态、vet、构建 | Docker `golang:1.27.1`;SDK 全 module、全部示例、`orbit-load`、`orbit-exec-load`、`orbit-schedule-load`、`orbit-workflow-load`,以及 result-inbox/task-outbox | PASS;健康/版本 SDK 契约包含 `Client.Version(ctx)`,返回协议身份且不暴露敏感响应 |
| 容器发布物构建 | `make image`;宿主平台 linux/arm64;显式 `docker build --platform linux/amd64`;带 `VERSION`、`REVISION`、`BUILD_TIME` 构建参数的版本化镜像;镜像内 `GOWORK=off` | PASS;native 与 amd64 镜像均构建成功,包含 `orbit`、`orbit-migrate`、`orbit-admin`,运行用户为非 root;版本化 amd64 二进制和 OCI 标签均包含注入的构建身份,`GET /version` 契约单测通过;无 DSN 时服务按预期拒绝启动 |
| 当前协议门禁 | `make protocol-check` | PASS,当前 v1 契约同步 |

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@@ -6,6 +6,7 @@ import (
"net"
"os"
"strconv"
"time"
)
type Config struct {
@@ -14,11 +15,25 @@ type Config struct {
MaxOpen int
MaxIdle int
MetricsAddr string
WorkflowTickInterval time.Duration // WorkflowTickInterval Weave 持久化推进扫描间隔,范围100ms–1m。
ScheduleTickInterval time.Duration // ScheduleTickInterval 计划扫描间隔,范围100ms–1m。
RecoveryTickInterval time.Duration // RecoveryTickInterval 执行租约恢复扫描间隔,范围100ms–1m。
RuntimeBatchLimit int // RuntimeBatchLimit 每个后台批次的候选上限,范围1–100。
}
func Load() (Config, error) { return FromEnv(os.Getenv) }
func FromEnv(get func(string) string) (Config, error) {
c := Config{HTTPAddr: get("ORBIT_HTTP_ADDR"), MySQLDSN: get("ORBIT_MYSQL_DSN"), MaxOpen: 20, MaxIdle: 5, MetricsAddr: get("ORBIT_METRICS_ADDR")}
c := Config{
HTTPAddr: get("ORBIT_HTTP_ADDR"),
MySQLDSN: get("ORBIT_MYSQL_DSN"),
MaxOpen: 20,
MaxIdle: 5,
MetricsAddr: get("ORBIT_METRICS_ADDR"),
WorkflowTickInterval: time.Second,
ScheduleTickInterval: time.Second,
RecoveryTickInterval: 2 * time.Second,
RuntimeBatchLimit: 100,
}
if c.HTTPAddr == "" {
c.HTTPAddr = "127.0.0.1:8080"
}
@@ -43,6 +58,25 @@ func FromEnv(get func(string) string) (Config, error) {
if c.MaxOpen <= 0 || c.MaxIdle > c.MaxOpen {
return Config{}, errors.New("database pool requires 0 <= max_idle <= max_open and max_open > 0")
}
for _, field := range []struct {
name string
dst *time.Duration
}{{"ORBIT_WORKFLOW_TICK_INTERVAL", &c.WorkflowTickInterval}, {"ORBIT_SCHEDULE_TICK_INTERVAL", &c.ScheduleTickInterval}, {"ORBIT_RECOVERY_TICK_INTERVAL", &c.RecoveryTickInterval}} {
if raw := get(field.name); raw != "" {
d, err := time.ParseDuration(raw)
if err != nil || d < 100*time.Millisecond || d > time.Minute {
return Config{}, fmt.Errorf("%s must be a duration from 100ms to 1m", field.name)
}
*field.dst = d
}
}
if raw := get("ORBIT_RUNTIME_BATCH_LIMIT"); raw != "" {
n, err := strconv.Atoi(raw)
if err != nil || n < 1 || n > 100 {
return Config{}, errors.New("ORBIT_RUNTIME_BATCH_LIMIT must be an integer from 1 to 100")
}
c.RuntimeBatchLimit = n
}
if c.MetricsAddr != "" {
_, port, err := net.SplitHostPort(c.MetricsAddr)
n, parseErr := strconv.Atoi(port)

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@@ -1,6 +1,38 @@
package config
import "testing"
import (
"testing"
"time"
)
func TestRuntimeDefaultsAndBoundedOverrides(t *testing.T) {
base := map[string]string{"ORBIT_MYSQL_DSN": "private-dsn"}
get := func(k string) string { return base[k] }
c, err := FromEnv(get)
if err != nil || c.WorkflowTickInterval != time.Second || c.ScheduleTickInterval != time.Second || c.RecoveryTickInterval != 2*time.Second || c.RuntimeBatchLimit != 100 {
t.Fatalf("unexpected runtime defaults: %+v err=%v", c, err)
}
base["ORBIT_WORKFLOW_TICK_INTERVAL"] = "250ms"
base["ORBIT_SCHEDULE_TICK_INTERVAL"] = "1500ms"
base["ORBIT_RECOVERY_TICK_INTERVAL"] = "1m"
base["ORBIT_RUNTIME_BATCH_LIMIT"] = "37"
c, err = FromEnv(get)
if err != nil || c.WorkflowTickInterval != 250*time.Millisecond || c.ScheduleTickInterval != 1500*time.Millisecond || c.RecoveryTickInterval != time.Minute || c.RuntimeBatchLimit != 37 {
t.Fatalf("valid runtime override rejected: %+v err=%v", c, err)
}
for key, value := range map[string]string{
"ORBIT_WORKFLOW_TICK_INTERVAL": "99ms",
"ORBIT_SCHEDULE_TICK_INTERVAL": "2m",
"ORBIT_RECOVERY_TICK_INTERVAL": "not-a-duration",
"ORBIT_RUNTIME_BATCH_LIMIT": "101",
} {
base[key] = value
if _, err := FromEnv(get); err == nil {
t.Fatalf("invalid runtime override accepted: %s=%s", key, value)
}
delete(base, key)
}
}
func TestMetricsAddressIsExplicitAndValidated(t *testing.T) {
base := map[string]string{"ORBIT_MYSQL_DSN": "private-dsn"}