姚章浩
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共享业务栈与专用验收实例共用同一个 WeKnora 镜像，原来只按镜像判"未声明写入者"， 任何一台开着共享栈的机器都永远开不了窗。判据改为：同项目或无项目标签即冲突； 另一个项目只有数据库/队列目标与源相同才算冲突。单测覆盖六种组合。
48 lines
2.2 KiB
Go
48 lines
2.2 KiB
Go
package main
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import (
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"strings"
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"testing"
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)
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// 同一台机器上可以有两套完全隔离的 WeKnora 栈共用同一个镜像（本机就是这样：
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// 共享业务栈 + 专用验收实例）。只按镜像判断"未声明的写入者"，会把另一套栈
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// 当成并发写入者，验收链永远开不了窗；但只看项目标签又会放过多起一个
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// 指向同一个库/队列的副本。判据要同时看归属与真实数据目标。
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func TestUndeclaredWriterConflict(t *testing.T) {
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source := map[string]string{
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"DB_HOST": "kgmaint-postgres", "DB_NAME": "kgmaint_target", "DB_PORT": "5432",
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"REDIS_ADDR": "kgmaint-redis:6379", "REDIS_NAMESPACE": "kgmaint",
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}
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cases := []struct {
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name string
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declared bool
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project string
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env map[string]string
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want bool
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reasonHint string
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}{
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{"已声明容器本身", true, "kgmaint-weknora", source, false, ""},
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{"同项目里另起一份（不同名字）", false, "kgmaint-weknora", source, true, "同一 compose 项目"},
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{"没有 compose 项目标签（docker run 的副本）", false, "", source, true, "没有 compose 项目标签"},
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{"另一套隔离栈，数据目标不同", false, "weknora071full", map[string]string{
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"DB_HOST": "WKNFull-postgres", "DB_NAME": "weknora_full", "REDIS_ADDR": "WKNFull-redis:6379", "REDIS_NAMESPACE": "weknora"},
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false, ""},
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{"另一套栈但指向同一个库", false, "other-project", map[string]string{
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"DB_HOST": "kgmaint-postgres", "DB_NAME": "kgmaint_target", "REDIS_ADDR": "WKNFull-redis:6379"},
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true, "同一个源数据库"},
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{"另一套栈但共用同一队列", false, "other-project", map[string]string{
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"DB_HOST": "other-pg", "DB_NAME": "other", "REDIS_ADDR": "kgmaint-redis:6379", "REDIS_NAMESPACE": "kgmaint"},
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true, "同一个源队列"},
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}
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for _, tc := range cases {
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conflict, reason := undeclaredWriterConflict(tc.declared, tc.project, "kgmaint-weknora", tc.env, source)
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if conflict != tc.want {
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t.Fatalf("%s: conflict=%v want %v (%s)", tc.name, conflict, tc.want, reason)
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}
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if tc.want && tc.reasonHint != "" && !strings.Contains(reason, tc.reasonHint) {
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t.Fatalf("%s: reason %q should mention %q", tc.name, reason, tc.reasonHint)
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}
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}
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}
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