docs: add docs about preheat console (#1072)

* docs: add preheat docs

Signed-off-by: 赵安家 <[email protected]>

docs/en/preheat/console.md

@@ -1,3 +1,65 @@
-# WIP console
+# console
 
-TODO
+Use preheat console for preheating.
+First access Dragonfly Manager Console e.g. `http://dragonfly-manager:8080/service/task`
+and create preheat task for preheating.
+
+If the `scheduler_cluster_ids` does not selected, it means to preheat all scheduler clusters.
+
+![add-preheat-job](../images/manager-console/add-preheat-job.png)
+
+View preheat task list.
+
+![preheat-list](../images/manager-console/preheat-list.png)
+
+View preheat task details by Click `Description`.
+
+![preheat-list](../images/manager-console/preheat-job-detail.png)
+
+## FAQ
+
+### Create preheat task throw error
+
+If create preheat task throw error,html alert `http error`,network response http status code is `500`,
+Check whether Redis has write permission.
+
+Dragonfly Manager error logs like:
+
+```bash
+2022-02-15T08:30:01.123Z ERROR job/preheat.go:159 create preheat group job failed
+READONLY You  can't write against a read only replica.
+d7y.io/dragonfly/v2/manager/job.(*preheat).createGroupJob
+/go/src/d7y.io/dragonfly/v2/manager/job/preheat.go:159
+d7y.io/dragonfly/v2/manager/job.(*preheat).CreatePreheat
+/go/src/d7y.io/dragonfly/v2/manager/job/preheat.go:128
+d7y.io/dragonfly/v2/manager/service.(*rest).CreatePreheatJob
+/go/src/d7y.io/dragonfly/v2/manager/service/job.go:71
+d7y.io/dragonfly/v2/manager/handlers.(*Handlers).CreateJob
+/go/src/d7y.io/dragonfly/v2/manager/handlers/job.go:40
+github.com/gin-gonic/gin.(*Context).Next
+/go/pkg/mod/github.com/gin-gonic/[email protected]/context.go:168
+d7y.io/dragonfly/v2/manager/middlewares.Error.func1
+/go/src/d7y.io/dragonfly/v2/manager/middlewares/error.go:42
+github.com/gin-gonic/gin.(*Context).Next
+/go/pkg/mod/github.com/gin-gonic/[email protected]/context.go:168
+github.com/gin-gonic/gin.CustomRecoveryWithWriter.func1
+/go/pkg/mod/github.com/gin-gonic/[email protected]/recovery.go:99
+github.com/gin-gonic/gin.(*Context).Next
+/go/pkg/mod/github.com/gin-gonic/[email protected]/context.go:168
+github.com/gin-gonic/gin.LoggerWithConfig.func1
+/go/pkg/mod/github.com/gin-gonic/[email protected]/logger.go:241
+github.com/gin-gonic/gin.(*Context).Next
+/go/pkg/mod/github.com/gin-gonic/[email protected]/context.go:168
+github.com/mcuadros/go-gin-prometheus.(*Prometheus).HandlerFunc.func1
+/go/pkg/mod/github.com/mcuadros/[email protected]/middleware.go:364
+github.com/gin-gonic/gin.(*Context).Next
+/go/pkg/mod/github.com/gin-gonic/[email protected]/context.go:168
+github.com/gin-gonic/gin.(*Engine).handleHTTPRequest
+/go/pkg/mod/github.com/gin-gonic/[email protected]/gin.go:555
+github.com/gin-gonic/gin.(*Engine).ServeHTTP
+/go/pkg/mod/github.com/gin-gonic/[email protected]/gin.go:511
+net/http.serverHandler.ServeHTTP
+/usr/local/go/src/net/http/server.go:2878
+net/http.(*conn).serve
+/usr/local/go/src/net/http/server.go:1929
+```

docs/zh-CN/preheat/console.md

@@ -1,3 +1,62 @@
-# WIP console
+# console
 
-TODO
+用户使用 Dragonfly Manager Console 进行预热。
+首先访问 Dragonfly Manager Console e.g. `http://dragonfly-manager:8080/service/task` 创建预热任务。
+
+如果不选择 `Scheduler Cluster` 则是对所有 Scheduler 进行预热。
+
+![add-preheat-job](../../en/images/manager-console/add-preheat-job.png)
+
+查看预热任务列表
+
+![preheat-list](../../en/images/manager-console/preheat-list.png)
+
+点击 `Description` 查看预热详情
+
+![preheat-list](../../en/images/manager-console/preheat-job-detail.png)
+
+## FAQ
+
+### 创建预热任务报错
+
+如果创建预热任务报错，接口返回500，页面提示 `http error`，需要排查 redis 是否具有写权限。
+Dragonfly Manager 日志报错类似
+
+```bash
+2022-02-15T08:30:01.123Z ERROR job/preheat.go:159 create preheat group job failed
+READONLY You  can't write against a read only replica.
+d7y.io/dragonfly/v2/manager/job.(*preheat).createGroupJob
+/go/src/d7y.io/dragonfly/v2/manager/job/preheat.go:159
+d7y.io/dragonfly/v2/manager/job.(*preheat).CreatePreheat
+/go/src/d7y.io/dragonfly/v2/manager/job/preheat.go:128
+d7y.io/dragonfly/v2/manager/service.(*rest).CreatePreheatJob
+/go/src/d7y.io/dragonfly/v2/manager/service/job.go:71
+d7y.io/dragonfly/v2/manager/handlers.(*Handlers).CreateJob
+/go/src/d7y.io/dragonfly/v2/manager/handlers/job.go:40
+github.com/gin-gonic/gin.(*Context).Next
+/go/pkg/mod/github.com/gin-gonic/[email protected]/context.go:168
+d7y.io/dragonfly/v2/manager/middlewares.Error.func1
+/go/src/d7y.io/dragonfly/v2/manager/middlewares/error.go:42
+github.com/gin-gonic/gin.(*Context).Next
+/go/pkg/mod/github.com/gin-gonic/[email protected]/context.go:168
+github.com/gin-gonic/gin.CustomRecoveryWithWriter.func1
+/go/pkg/mod/github.com/gin-gonic/[email protected]/recovery.go:99
+github.com/gin-gonic/gin.(*Context).Next
+/go/pkg/mod/github.com/gin-gonic/[email protected]/context.go:168
+github.com/gin-gonic/gin.LoggerWithConfig.func1
+/go/pkg/mod/github.com/gin-gonic/[email protected]/logger.go:241
+github.com/gin-gonic/gin.(*Context).Next
+/go/pkg/mod/github.com/gin-gonic/[email protected]/context.go:168
+github.com/mcuadros/go-gin-prometheus.(*Prometheus).HandlerFunc.func1
+/go/pkg/mod/github.com/mcuadros/[email protected]/middleware.go:364
+github.com/gin-gonic/gin.(*Context).Next
+/go/pkg/mod/github.com/gin-gonic/[email protected]/context.go:168
+github.com/gin-gonic/gin.(*Engine).handleHTTPRequest
+/go/pkg/mod/github.com/gin-gonic/[email protected]/gin.go:555
+github.com/gin-gonic/gin.(*Engine).ServeHTTP
+/go/pkg/mod/github.com/gin-gonic/[email protected]/gin.go:511
+net/http.serverHandler.ServeHTTP
+/usr/local/go/src/net/http/server.go:2878
+net/http.(*conn).serve
+/usr/local/go/src/net/http/server.go:1929
+```