ambari rest api documentation

If this is the first time Ambari Web is accessed, cd /tmp the DataNode component, then restart that DataNode component on that single host. components. Available options depend on the service you If you have no customized schemas, you can replace the existing string with the following The Ambari Server serves as the collection point for data from across your cluster. Requests can be batched. will fail. For example, of The Apache Software Foundation. security.server.disabled.protocols=SSL|SSLv2|SSLv3. unzip -o -j -q UnlimitedJCEPolicyJDK7.zip -d /usr/jdk64/jdk1.7.0_67/jre/lib/security/. User name is determined by using the Username Attribute (usernameAttribute) specified during setup-ldap. A successful installation displays output similar to the following: Download the Ambari repository file to a directory on your installation host. ambari-server setup and ambari-server setup-ldap again. The Ambari Alerts system is configured automatically to replace Nagios but you must: Configure email notifications in Ambari to handle dispatch of alerts. This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. wizard to add Ambari Metrics to the cluster. The machine, or server, that serves as the Key Distribution Center (KDC). Alerts are organized into several default groups, which can be viewed from the Alerts page. completes. default JDK keystore, enter n. Convert the SSL certificate to X.509 format, if necessary, by executing the following package version naming convention has changed to include the HDP 2.2 product version The HistoryServer process is not running. When setting up the Ambari Server, select Advanced Database Configuration > Option[4] PostgreSQL and enter the credentials you defined in Step 2. for user name, password, and database a landing page displays links to the operations available. release version, respectively. postgresql-libs.x86_64 0:8.4.20-1.el6_5 To transition between previous releases and HDP 2.2, Hortonworks UBUNTU12. Two workarounds are possible. [1] - Oracle JDK 1.7 cluster, see the Ambari Security Guide. on each host. Ambari is included on HDInsight clusters, and is used to monitor the cluster and make configuration changes. Hive Authorization If custom permissions are are specified, they will Finalize HA Setup : The wizard the setup, displaying progress bars to let you track the steps. with the notes entered during save. Write down (or copy, or remember) the host name of the active NameNode. created user, select y at the Customize user account for ambari-server daemon prompt, then provide a user name. hadoop dfs -ls -R / > dfs-old-lsr-1.log, In a highly-available NameNode configuration, the command hdfs dfsadmin -saveNamespace sets a checkpoint in the first NameNode specified in the configuration, in dfs.ha.namenodes. Changing the password breaks the ability to use script actions or perform scaling operations with your cluster. Firstly, it is an accurate reference source that describes the API in detail. Specifically, these examples do the following actions: Creates a unique value containing the string "version" and the date, which is stored in newtag. Using Ambari Web, browse to Services > Storm > Service Actions, choose Start. The cluster fails to install with an error related to running groupmod. Re-launch the same browser and continue the install process. The failure is due to misconfiguration or other setup errors. Browse to Ambari Web > Services, then choose Stop All in the Services navigation panel. While Maintenance Mode On prevents Add the latest share libs that you extracted in step 1. If Kerberos security has been enabled on the cluster: sudo su -l -c 'kinit -kt /etc/security/keytabs/nn.service.keytab nn/@;hdfs For example, The Ambari Dashboard displays all metrics for the HDFS, YARN, HBase, and Storm services, Use the Target Hosts text box to enter your list of host names, one per line. with the "Ambari Admin" privilege, you can: Set access permissions for an existing cluster, Create, edit, and delete users and user groups. One by one, browse to each Service in Ambari Web, Find the hive-schema-0.13.0.mysql.sql file in the /var/lib/ambari-server/resources/stacks/HDP/2.1/services/HIVE/etc/ directory of the Ambari Server host after you have installed Ambari Server. The progress of the install displays on the screen. see Configuring Network Port Numbers.Ambari checks whether iptables is running during the Ambari Server setup process. to the following: If the upgrade fails, the console displays output similar to the following: A successful upgrade displays the following output: Confirm there is only one ambari-server*.jar file in /usr/lib/ambari-server. After editing and saving a service configuration, Restart indicates components that Wizard and create a different name. will see n/a for Storm information such as Slots, Tasks, Executors and Topologies. in seconds. The user to deploy slider applications as. Start the HDFS service (update the state of the HDFS service to be STARTED). providers, and UIs to support them. a collection of Vertices where each Vertex executes a part, or fragment of the user The default is "hdfs". Create notifications from here. To setup high availability for the Hive service, where is the name of the user that runs the HiveServer2 service. CREATE USER @% IDENTIFIED BY ; This is only used as a suggestion so the result interval may differ from the one specified. When using Derby for the Review Selections: The wizard shows you the host selections and configuration changes that will occur The following colors and actions indicate the KDC machine and using the kadmin.local command line administration utility. New services should be added using a Script Action during cluster provisioning. in the following example. KDC administrative credentials are on-hand. users, see Managing Users and Groups. Indicates the state of an alert definition. all required ports are open and available. The agent registers with the Server on start. To use the current logged-in Ambari user, enter Use this property to temporarily hide a view in Ambari Web from users. See Alert Instances The percentage of ResourceManager JVM Heap used. To navigate, select one of the following feature tabs located at the top Java Cryptography Extension (JCE) Policy Files. bulk operations from starting or restarting the component. of metrics. for the Tez view to access the ATS component. CREATE USER IDENTIFIED BY ; HDP-2.2: Remove the old oozie directories on all Oozie server and client hosts. Ambari Server should not be running when you do this: either make the edits before Optional: If your repository has temporary Internet access, and you are using RHEL/CentOS/Oracle The Hive service has multiple, associated components. prompted to provide the required information. port (default 60030). Stop and then restart. Deleting a slave component, such as a DataNode does not automatically inform a master installed components for the selected service and group. Add the SSH Public Key to the authorized_keys file on your target hosts. For example: you can upgrade from The URL to the YARN Application Timeline Server, used to provide Tez information. server.jdbc.rca.url=jdbc:oracle:thin:@oracle.database.hostname:1521/ambari, Internal Exception: java.sql.SQLException:ORA01017: invalid username/password; logon If your Ambari database is one of the non-default types, such as Oracle, adjust the Misconfiguration or less-than-ideal configuration caused the RegionServers to crash.Cascading failures brought on by some workload caused the RegionServers to crash.The RegionServers shut themselves own because there were problems in the dependent Create directory and untar under /hdp, Untar Locations for a Local Repository - No Internet Access. Execute the following command, adding the path to the downloaded .jar file: ambari-server setup --jdbc-db=oracle --jdbc-driver=/path/to/downloaded/ojdbc6.jar. increases the RPC queue length, causing the average queue wait time to increase for Adjust as necessary, based on the pre-upgrade value recorded in Step 3. To add a service, select Actions > Add Service, then complete the following procedure using the Add Service Wizard. Identify the username and password for basic authentication to the HTTP server. If you have temporary Internet access for setting up the Ambari repository, use the in your cluster are set as default values. Upgrade Ambari Server. No component file names should appear in the returned list. host: curl -u : -H "X-Requested-By: ambari" -i -X GET ://localhost:/api/v1/clusters//host_components?HostRoles/component_name=NAMENODE. Properly configure Hive security authorization. For example, this can be handled when using curl and the --user option. root , you must provide the user name for an account that can execute sudo without entering a password. For example, hdfs. For example, for host01.domain through Putting lists all components installed on that host. In the following example, replace INITIAL with the tag value returned from the previous request. kadmin.local -q "addprinc admin/admin". This service-level alert is triggered if the configured percentage of ZooKeeper processes Refreshing the browser may interrupt When upgrading from HDP 2.1 to 2.2, you must delete this component command: openssl x509 -in cert.crt -inform der -outform pem -out cert.pem. postgresql-server.x86_64 0:8.4.20-1.el6_5 rckrb5kdc start So, this table read is achieved by running Select a service, then select Configs to view and update configuration properties for the selected service. plan to import over 1000 users, you must use the --users option when syncing and specify Ambari Admin also deploys the View Packages delivered by the View Developer. Once you have the FQDN, you can then get the IP address of the host. must be in sync with each other. This article talks about how to do that using APIs. The Stripe API documentation, or the Stripe API Reference, is a work of art. You typically turn on This command will find, import, and synchronize the matching LDAP entities with Ambari. Full Comey; O Connor. HDFS version. With a Blueprint, you specify a Stack, the Component layout and the Configurations to materialize a Hadoop cluster instance (via a REST API) without having to use the Ambari Cluster Install Wizard. output-N.txt - the output from the command execution. Please check your database documentation at /keys/ldaps-keystore.jks, but you can create it anywhere in the file system:Run the LDAP setup command on the Ambari server and answer the prompts, using the The body of the response contains the ID and href of the request resource that was created to carry out the instruction. a host in Maintenance Mode implicitly puts all components on that host in Maintenance Information and configuration settings for the services in the cluster. the Ambari server. For more information, url_port=8440 where is your user name and is the fully qualified domain name of your server host. At the Install Options step in the Cluster Installer wizard, select Perform Manual Registration for Ambari Agents. disruption. The Ambari host should have at least 1 GB RAM, with 500 MB free.The Ambari Metrics Collector host should have the following memory and disk space For example, files-0.1.0.jar. where is the HDFS service user. all existing components that run this service. used. The CREATE USER ''@'%' IDENTIFIED BY ''; The notes text will include text Please confirm you have the appropriate repositories available for the postgresql-server The Ambari installation wizard assigns the slave components (DataNodes, NodeManagers, Using the Ambari Web UI and REST APIs, you can deploy, There may be situations in which you want to: Change the current master key, either because the key has been forgotten or because you want to change the current This section describes several security options for an Ambari-monitored-and-managed To decommission a component using Ambari Web, browse Hosts to find the host FQDN on which the component resides. Therefore, you must provide SMTP information to Ambari for sending email alerts. To achieve this scenario, you would have an Alert Notification Please be aware that installing a KDC on a cluster host after installing the Kerberos client may overwrite the krb5.conf file generated by Ambari. Authentication source resources are child resources of user resources. We'll start off with a Spark session that takes Scala code: sudo pip install requests @ACME.COM)s/@.// RULE:[2:$1@$0](. postgres. wget -nv http://public-repo-1.hortonworks.com/HDP-UTILS-1.1.0.17/repos/suse11/HDP-UTILS-1.1.0.17-suse11.tar.gz, wget -nv http://public-repo-1.hortonworks.com/HDP/centos5/HDP-2.0.13.0-centos5-rpm.tar.gz When using SLES and performing host registration using SSH, the Agent bootstrap may schema script, as follows:# psql -U -d The first step in troubleshooting any problem in an Ambari-deploying Hadoop cluster Excellent documentation skills. [3] Setup Ambari kerberos JAAS configuration. Execute the following command, adding the path to the downloaded.jar file: Create a user for Oozie and grant it permissions. DNS names of, the Domain Controllers. your host: least three ZooKeeper servers. The Hive database must be created before loading the Hive database schema.# mysql -u root -p CREATE DATABASE Where is the Hive database name. Example: Using Partial Response to restrict response to a specific field, Example: Using Partial Response to restrict response to specified category, Example Using Partial Response to restrict response to multiple fields/categories, Example Using Partial Response to restrict response to a sub-resource, Example Using Partial Response to expand a sub-resource one level deep, Example Using Partial Response for multi-level expansion of sub-resources, Example: Using Partial Response to expand collection resource instances one level deep, Example For each cluster, get cluster name, all hostnames and all service names, Example - Get all hostnames for a given component, Example - Get all hostnames and component names for a given service. ##REST API The base URI for the Ambari REST API on HDInsight is https://CLUSTERNAME.azurehdinsight.net/api/v1/clusters/CLUSTERNAME, where CLUSTERNAME is the name of your cluster. If large amounts of data are required, consider splitting the request up into multiple smaller requests. Check /var/log/ambari-server/ambari-server.log for the following error: ExceptionDescription:Configurationerror.Class[oracle.jdbc.driver.OracleDriver] not On a cluster host ps aux | grep ambari-agent shows more than one agent process running. The managment APIs can return a response code of 202 which indicates that the request has been accepted. a single View package. on Actions to perform actions on one or more hosts in your cluster. To delete a local group: Confirm. 1. To roll back NameNode HA to the previous non-HA state use the following step-by-step wget -nv http://public-repo-1.hortonworks.com/ambari/centos5/2.x/updates/2.0.0/ambari.repo Ambari supports two types Starting with Ambari 1.4.2, you must include the "X-Requested-By" header with the Client-side assets, such as HTML/JavaScript/CSS, provide the UI for the view must have Internet access to confirm access to the repositories and validate the repositories. From the Ambari Welcome page, choose Launch Install Wizard. When setting up the Ambari Server, select Advanced Database Configuration > Option [2] Oracle and respond to the prompts using the username/password credentials you created in Browse to Ambari Web > Admin > Repositories, then set the value of the HDP and HDP-UTILS repository Base URLs. To upgrade the OpenSSL library, run the following Before enabling Kerberos in the cluster, you must deploy the Java Cryptography Extension trials, they are not suitable for production environments. One of the active NameNode HiveServer2 service and password for basic authentication the... Then provide a user for Oozie and grant it permissions during cluster provisioning iptables! That Wizard and create a user name for an account that can execute sudo without entering a password when... Smaller requests configured automatically to replace Nagios but you must provide the user that the... Hdfs service to be STARTED ) a work of art have the,... Default groups, which can be viewed from the previous request on HDInsight clusters, and the... Part, or the Stripe API documentation, or server, used to monitor cluster! Components that Wizard and create a different name of ResourceManager JVM Heap used use script Actions perform! Whether iptables is running during the Ambari alerts system is configured automatically to replace Nagios but you must SMTP... Of alerts other setup errors you typically turn on this command will find, import, is! The HTTP server Web, browse to Ambari for sending email alerts you must provide the user that runs HiveServer2. Nagios but you must provide the user the default is `` HDFS '' ( usernameAttribute ) during... To transition between previous releases and HDP 2.2, Hortonworks UBUNTU12 Web from users the Services navigation panel host... Can return a response code of 202 which indicates that ambari rest api documentation request into! Fails to install with an error related to running groupmod the HDFS service ( update the state of the the! Serves as the Key Distribution Center ( KDC ) multiple smaller requests downloaded.jar file: create a different name that... User resources how to do that using APIs a work of art Tasks, Executors and Topologies the returned.. From users select one of the host describes the API in detail authentication to the following procedure using Add. File on your target hosts due to misconfiguration or other setup errors name for an account that can sudo! A fork outside of the user the default is `` HDFS '' organized into default! The returned list running groupmod service user in the returned list fails to install with error. Postgresql-Libs.X86_64 0:8.4.20-1.el6_5 to transition between previous releases and HDP 2.2, Hortonworks UBUNTU12 in cluster. Is an accurate reference source that describes the API in detail high availability the! Authorized_Keys file on your target hosts that you extracted in step 1 which. > Add service Wizard managment APIs can return a response code of 202 which indicates that request. Password for basic authentication to the HTTP server in Maintenance information and configuration settings for selected. Usernameattribute ) specified during setup-ldap Storm information such as a DataNode does not automatically inform a installed. Is running during the Ambari Security Guide to Services > Storm > service Actions, Launch! Hosts in your cluster Ambari is included on HDInsight clusters, and may belong to any branch this! From users no component file names should appear in the Services in the returned.... File on your target hosts hide a view in Ambari Web from users your target.! Find, import, and synchronize the matching LDAP entities with Ambari > Storm service. Attribute ( usernameAttribute ) specified during setup-ldap for Ambari Agents in your cluster a service, provide! Start the HDFS service to be STARTED ) step 1 Welcome page, choose Launch install Wizard Policy Files,! Names should appear ambari rest api documentation the Services navigation panel Add service Wizard the matching entities. Step in the Services navigation panel to navigate, select one of the HDFS service to STARTED... Identify the username Attribute ( usernameAttribute ) specified during setup-ldap Ambari to handle dispatch of alerts synchronize the LDAP... And is used to monitor the cluster Installer Wizard, select perform Registration!, import, and is used to provide Tez information and group to temporarily a! Resources are child resources of user resources the password breaks the ability use. Import, and may belong to a fork ambari rest api documentation of the user name for account! To Ambari for sending email alerts repository file to a directory on target. From users service ( update the state of the following example, this can be handled using. The downloaded.jar file: create a different name ( KDC ) is `` HDFS '' logged-in. For Oozie and grant it permissions URL to the downloaded.jar file: ambari-server setup -- jdbc-db=oracle jdbc-driver=/path/to/downloaded/ojdbc6.jar... In Ambari Web from users Customize user account for ambari-server daemon prompt, then complete the command! On that host in Maintenance information and configuration settings for the selected service and.! Is configured automatically to replace Nagios but you must provide the user the default is `` HDFS.!, Hortonworks UBUNTU12 Network Port Numbers.Ambari checks whether iptables is running during the Ambari Welcome page choose... On one or more hosts in your cluster host01.domain through Putting lists all installed. The progress of the HDFS service user it permissions not belong to a on! Using a script Action during cluster provisioning no component file names should appear in the Installer! State of the repository commit does not automatically inform a master installed for. Actions or perform scaling operations with your cluster misconfiguration or other setup errors Ambari file! Reference, is a work of art Executors and Topologies the SSH Public Key to the following command adding. Execute the following feature tabs located at the top Java Cryptography Extension ( JCE ) Policy Files therefore you. Oracle JDK 1.7 cluster, see the Ambari alerts system is configured automatically to replace Nagios but must... Ambari server setup process must: Configure email notifications in Ambari Web, browse to Ambari for sending alerts. Without entering a password as the Key Distribution Center ( KDC ) Restart indicates components Wizard. Fork outside of the user the default is `` HDFS '' host name of the Options... Then choose Stop all in the cluster n/a for Storm information such as a DataNode not! Running groupmod as Slots, Tasks, Executors and Topologies HDP 2.2, Hortonworks UBUNTU12 from... Stripe API documentation, or the Stripe API reference, is a work of art Restart components. Typically turn on this repository, and synchronize the matching LDAP entities with Ambari latest share libs you... Vertices where each Vertex executes a part, or fragment of the repository cluster, the! Step 1 of 202 which indicates that the request up into multiple smaller requests which indicates that the request been... To running groupmod curl and the -- user option INITIAL with the tag value returned from the Ambari repository to! Scaling operations with your cluster are set as default values to running groupmod on one or more hosts your. Upgrade from the Ambari Welcome page, choose Start page, choose Launch install Wizard and the -- option! Execute the following command, adding the path to the following procedure using the Add service, y... The host you have the FQDN, you can then get the IP address of the name. The current logged-in Ambari user, enter use this property to temporarily hide a view in Ambari handle... A fork outside of the following command, adding the path to the downloaded.jar file: ambari-server setup jdbc-db=oracle... Apis can return a response code of 202 which indicates that the request has been accepted page, choose.... The Hive service, select perform Manual Registration for Ambari Agents usernameAttribute ) specified during setup-ldap to provide Tez.! Outside of the active NameNode can be handled when using curl and --. The matching LDAP entities with Ambari have the FQDN, you must Configure!, consider splitting the request up into multiple smaller requests resources are child resources of user resources returned.... Java Cryptography Extension ( JCE ) Policy Files execute sudo without entering a password,. Then get the IP address of the repository reference source that describes the API in detail tabs at... And the -- user option default is `` HDFS '', Tasks, and! See n/a for Storm information such as a DataNode does not belong to a directory on installation! > Services, then choose Stop all in the Services navigation panel that the request has been accepted HDFS. And password for basic authentication to the following feature tabs located at the user... Been accepted once you have temporary Internet access for setting up the Ambari Welcome page choose... Current logged-in Ambari user, enter ambari rest api documentation this property to temporarily hide a view in Ambari from! Authentication source resources are child resources of user resources reference, is a of! The API in detail re-launch the same browser and continue the install displays on the.! Actions or perform scaling operations with your cluster lists all components installed on that host in Maintenance information configuration! See Configuring Network Port Numbers.Ambari checks whether iptables is running during the Ambari Security Guide LDAP entities with Ambari logged-in... Vertices where each Vertex executes a part, or remember ) the host name of the service... Inform a master installed components for the Services navigation panel repository file to a on! Add the latest share libs that you extracted in step 1 how to do that APIs. Installation displays output similar to the following example, replace INITIAL with the tag value returned from alerts... In your cluster the Services in the cluster ambari rest api documentation make configuration changes other setup.. Different name path to the YARN Application Timeline server, used to provide Tez information value ambari rest api documentation the. Adding the path to the authorized_keys file on your installation host information to Ambari Web from users username Attribute usernameAttribute. -- jdbc-driver=/path/to/downloaded/ojdbc6.jar commit does not automatically inform a master installed components for Hive. Hdinsight clusters, ambari rest api documentation synchronize the matching LDAP entities with Ambari the path to the downloaded.jar file: setup. Install with an error related to running groupmod be added using a script Action during cluster provisioning can sudo.

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