YARN-8133. Doc link broken for yarn-service from overview page. (Rohith Sharma K S via wangda)
Change-Id: Iacf9a004585dd59e1c0cd8f8c618a38f047cc0fe Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/d919eb6e Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/d919eb6e Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/d919eb6e Branch: refs/heads/HDFS-7240 Commit: d919eb6efa1072517017c75fb323e391f4418dc8 Parents: 2bf9cc2 Author: Wangda Tan <wan...@apache.org> Authored: Tue Apr 10 17:33:15 2018 -0700 Committer: Wangda Tan <wan...@apache.org> Committed: Tue Apr 10 17:33:15 2018 -0700 ---------------------------------------------------------------------- .../src/site/markdown/yarn-service/Concepts.md | 6 +++--- .../src/site/markdown/yarn-service/Overview.md | 14 +++++++------- .../src/site/markdown/yarn-service/QuickStart.md | 12 ++++++------ .../src/site/markdown/yarn-service/RegistryDNS.md | 4 ++-- .../site/markdown/yarn-service/ServiceDiscovery.md | 4 ++-- 5 files changed, 20 insertions(+), 20 deletions(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/hadoop/blob/d919eb6e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/Concepts.md ---------------------------------------------------------------------- diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/Concepts.md b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/Concepts.md index e567d03..5c77f17 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/Concepts.md +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/Concepts.md @@ -29,7 +29,7 @@ affinity and anti-affinity scheduling, log aggregation for services, automatical A restful API server is developed to allow users to deploy/manage their services on YARN via a simple JSON spec. This avoids users from dealing with the low-level APIs, writing complex code to bring their services onto YARN. The REST layer acts as a unified REST based entry for creation and lifecycle management of YARN services. Services here can range from simple single-component apps to the most complex, -multi-component applications needing special orchestration needs. Please refer to this [API doc](YarnServiceAPI.md) for detailed API documentations. +multi-component applications needing special orchestration needs. Please refer to this [API doc](YarnServiceAPI.html) for detailed API documentations. The API-server is stateless, which means users can simply spin up multiple instances, and have a load balancer fronting them to support HA, distribute the load etc. @@ -37,10 +37,10 @@ support HA, distribute the load etc. ### Service Discovery A DNS server is implemented to enable discovering services on YARN via the standard mechanism: DNS lookup. -The framework posts container information such as hostname and ip into the [YARN service registry](../registry/index.md). And the DNS server essentially exposes the +The framework posts container information such as hostname and ip into the [YARN service registry](../registry/index.html). And the DNS server essentially exposes the information in YARN service registry by translating them into DNS records such as A record and SRV record. Clients can then discover the IPs of containers via standard DNS lookup. The previous read mechanisms of YARN Service Registry were limited to a registry specific (java) API and a REST interface and are difficult -to wireup existing clients and services. The DNS based service discovery eliminates this gap. Please refer to this [Service Discovery doc](ServiceDiscovery.md) +to wireup existing clients and services. The DNS based service discovery eliminates this gap. Please refer to this [Service Discovery doc](ServiceDiscovery.html) for more details. \ No newline at end of file http://git-wip-us.apache.org/repos/asf/hadoop/blob/d919eb6e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/Overview.md ---------------------------------------------------------------------- diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/Overview.md b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/Overview.md index 72c2d3e..8e2bf9a 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/Overview.md +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/Overview.md @@ -46,16 +46,16 @@ The benefits of combining these workloads are two-fold: *`This feature is in alpha state`* and so APIs, command lines are subject to change. We will continue to update the documents over time. -[QuickStart](QuickStart.md) shows a quick tutorial that walks you through simple steps to deploy a service on YARN. +[QuickStart](QuickStart.html) shows a quick tutorial that walks you through simple steps to deploy a service on YARN. ## How do I get my hands dirty? -* [Concepts](Concepts.md): Describes the internals of the framework and some features in YARN core to support running services on YARN. -* [Service REST API](YarnServiceAPI.md): The API doc for deploying/managing services on YARN. -* [Service Discovery](ServiceDiscovery.md): Describes the service discovery mechanism on YARN. -* [Registry DNS](RegistryDNS.md): Deep dives into the Registry DNS internals. -* [Examples](Examples.md): List some example service definitions (`Yarnfile`). -* [Configurations](Configurations.md): Describes how to configure the custom services on YARN. +* [Concepts](Concepts.html): Describes the internals of the framework and some features in YARN core to support running services on YARN. +* [Service REST API](YarnServiceAPI.html): The API doc for deploying/managing services on YARN. +* [Service Discovery](ServiceDiscovery.html): Describes the service discovery mechanism on YARN. +* [Registry DNS](RegistryDNS.html): Deep dives into the Registry DNS internals. +* [Examples](Examples.html): List some example service definitions (`Yarnfile`). +* [Configurations](Configurations.html): Describes how to configure the custom services on YARN. http://git-wip-us.apache.org/repos/asf/hadoop/blob/d919eb6e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/QuickStart.md ---------------------------------------------------------------------- diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/QuickStart.md b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/QuickStart.md index 2981a9a..f563193 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/QuickStart.md +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/QuickStart.md @@ -51,11 +51,11 @@ e.g. Below command launches a `sleeper` service named as `my-sleeper` on YARN. ``` yarn app -launch my-sleeper sleeper ``` -For launching docker based services using YARN Service framework, please refer to [API doc](YarnServiceAPI.md). +For launching docker based services using YARN Service framework, please refer to [API doc](YarnServiceAPI.html). ## Manage services on YARN via CLI Below steps walk you through deploying a services on YARN using CLI. -Refer to [Yarn Commands](../YarnCommands.md) for the full list of commands and options. +Refer to [Yarn Commands](../YarnCommands.html) for the full list of commands and options. ### Deploy a service ``` yarn app -launch ${SERVICE_NAME} ${PATH_TO_SERVICE_DEF_FILE} @@ -121,7 +121,7 @@ For running inside ResourceManager, add this property to `yarn-site.xml` and res Services can be deployed on YARN through the ResourceManager web endpoint. -Refer to [API doc](YarnServiceAPI.md) for the detailed API specificatiosn. +Refer to [API doc](YarnServiceAPI.html) for the detailed API specificatiosn. ### Deploy a service @@ -194,7 +194,7 @@ A new `service` tab is added in the YARN UI2 specially to show YARN Services in The services framework posts the data into TimelineService and the `service` UI reads data from TimelineService to render its content. ### Enable Timeline Service v2 -Please refer to [TimeLineService v2 doc](../TimelineServiceV2.md) for how to enable Timeline Service v2. +Please refer to [TimeLineService v2 doc](../TimelineServiceV2.html) for how to enable Timeline Service v2. ### Enable new YARN UI @@ -229,7 +229,7 @@ E.g. A typical configuration looks like below: # Run with Docker The above example is only for a non-docker container based service. YARN Service Framework also provides first-class support for managing docker based services. Most of the steps for managing docker based services are the same except that in docker the `Artifact` type for a component is `DOCKER` and the Artifact `id` is the name of the docker image. -For details in how to setup docker on YARN, please check [Docker on YARN](../DockerContainers.md). +For details in how to setup docker on YARN, please check [Docker on YARN](../DockerContainers.html). With docker support, it also opens up a set of new possibilities to implement features such as discovering service containers on YARN with DNS. -Check [ServiceDiscovery](ServiceDiscovery.md) for more details. +Check [ServiceDiscovery](ServiceDiscovery.html) for more details. http://git-wip-us.apache.org/repos/asf/hadoop/blob/d919eb6e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/RegistryDNS.md ---------------------------------------------------------------------- diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/RegistryDNS.md b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/RegistryDNS.md index c7f19ce..2307e5c 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/RegistryDNS.md +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/RegistryDNS.md @@ -15,7 +15,7 @@ # Registry DNS Server <!-- MACRO{toc|fromDepth=0|toDepth=3} --> -The document describes the internals of Registry DNS server. It is based on the [YARN service registry](../registry/index.md) which is backed by a zookeeper cluster. +The document describes the internals of Registry DNS server. It is based on the [YARN service registry](../registry/index.html) which is backed by a zookeeper cluster. ## Introduction The Registry DNS Server provides a standard DNS interface to the information posted into the YARN Registry by deployed applications. The DNS service serves the following functions: @@ -153,7 +153,7 @@ The Registry DNS server reads its configuration properties from the yarn-site.xm | Name | Description | | ------------ | ------------- | -|hadoop.registry.zk.quorum| A comma separated list of hostname:port pairs defining the zookeeper quorum for the [YARN registry](../registry/registry-configuration.md). | +|hadoop.registry.zk.quorum| A comma separated list of hostname:port pairs defining the zookeeper quorum for the [YARN registry](../registry/registry-configuration.html). | | hadoop.registry.dns.enabled | The DNS functionality is enabled for the cluster. Default is false. | | hadoop.registry.dns.domain-name | The domain name for Hadoop cluster associated records. | | hadoop.registry.dns.bind-address | Address associated with the network interface to which the DNS listener should bind. | http://git-wip-us.apache.org/repos/asf/hadoop/blob/d919eb6e/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/ServiceDiscovery.md ---------------------------------------------------------------------- diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/ServiceDiscovery.md b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/ServiceDiscovery.md index 8542899..f351e23 100644 --- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/ServiceDiscovery.md +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-site/src/site/markdown/yarn-service/ServiceDiscovery.md @@ -18,7 +18,7 @@ This document describes the mechanism of service discovery on YARN and the steps for enabling it. ## Overview -A [DNS server](RegistryDNS.md) is implemented to enable discovering services on YARN via +A [DNS server](RegistryDNS.html) is implemented to enable discovering services on YARN via the standard mechanism: DNS lookup. The framework ApplicationMaster posts the container information such as hostname and IP address into @@ -71,7 +71,7 @@ assigned `0` since it is the first and only instance for the `hbasemaster` compo ## Configure Registry DNS Below is the set of configurations in `yarn-site.xml` required for enabling Registry DNS. A full list of properties can be found in the Configuration -section of [Registry DNS](RegistryDNS.md). +section of [Registry DNS](RegistryDNS.html). ``` --------------------------------------------------------------------- To unsubscribe, e-mail: common-commits-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-commits-h...@hadoop.apache.org
