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- What's New
- Service Overview
- Getting Started
-
User Guide
- IAM Permissions Management
- Getting Started
- Managing DIS Streams
-
Using DIS
- Checking and Configuring DNS Information
- Uploading Data by Using Agent
- Using DIS Flume Plugin to Upload and Download Data
- Using a DIS Logstash Plugin to Upload and Download Data
- Using Kafka Adapter to Upload and Download Data
- Using SparkStreaming SDK to Download Data
- Using a DIS Flink Connector to Upload and Download Data
- Managing a Dump Task
- Managing Enterprise Projects
- Notifying Events
- Monitoring
- Best Practices
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SDK Reference
- Overview
- Related Resources
- Enabling DIS
- Creating a DIS Stream
- Obtaining Authentication Information
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Getting Started with SDK
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Using the Java SDK
- Preparing the Environment
- Configuring a Sample Project
- Initializing a DIS SDK Client Instance
- Creating a Stream
- Creating a Dump Task
- Updating a Dump Task
- Deleting a Dump Task
- Querying a Dump Task List
- Querying Dump Details
- Deleting a Stream
- Querying a Stream List
- Querying Stream Details
- Downloading Streaming Data
- Uploading Streaming Data
- Obtaining the Data Cursor
- Creating an Application
- Deleting an Application
- Adding a Checkpoint
- Querying a Checkpoint
- Changing Partition Quantity
- Using Kafka Adapter to Upload and Download Data
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Using the Python SDK
- Preparing the Installation Environment
- Configuring a Sample Project
- Initializing a DIS SDK Client Instance
- Creating a Stream
- Creating a Dump Task
- Deleting a Stream
- Deleting a Dump Task
- Querying a Stream List
- Querying a Dump Task List
- Querying Stream Details
- Querying Dump Details
- Uploading Streaming Data in JSON Format
- Uploading Streaming Data in Protobuf Format
- Downloading Streaming Data
- Creating an Application
- Deleting an Application
- Viewing Application Details
- Querying an Application List
- Adding a Checkpoint
- Querying a Checkpoint
- Changing Partition Quantity
- Obtaining a Data Cursor
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Using the Java SDK
- Error Codes
- Change History
- API Reference
-
FAQs
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General Questions
- What Is DIS?
- What Is a Partition?
- What Can I Do with DIS?
- What Advantages Does DIS Have?
- Which Modules Do DIS Have?
- How Do I Create a DIS Stream?
- What Is the Difference Between Storing Data into DIS and Dumping Data Elsewhere?
- How Do I Check Software Package Integrity?
- How Do I Send and Retrieve Data Using DIS?
- What Is Data Control?
- Dump Questions
- DIS Agent Questions
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General Questions
- General Reference
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Preparing for Installing DIS Agent
Checking Dependencies
- Check the server type.
- Linux x86-64 (64-bit) server, for example, EulerOS, Ubuntu, Debian, CentOS, or OpenSUSE
- Windows 7 or a later version
- Ensure that Java 1.8.0 or later has been installed.
To download JRE, go to https://www.java.com/en/download/manual.jsp.
If Java 1.8.0 or later is not installed, perform the following steps to install it on a Linux server:- As the root user, run the following command to navigate to the /opt directory:
cd /opt
- Run the following command to create the JDK installation directory jre:
mkdir -p jre
- Run the following command to assign the permission to the JDK installation directory:
- Download the Java runtime environment (JRE) installation package from the following website:
- Modify the /etc/profile file.
- Run the following command to open the /etc/profile file: vim /etc/profile
- Add the following JDK installation directory information to the configuration option JAVA_HOME in the /etc/profile file:
export JAVA_HOME=path to the jre folder
export PATH=$PATH:$JAVA_HOME/bin
export CLASSPATH=.:$JAVA_HOME/lib/rt.jar:$JAVA_HOME/lib/ext
- Run the following command to save the modification and exit:
- Run the following command to validate the JDK configuration:
- As the root user, run the following command to navigate to the /opt directory:
Checking DIS Streams
- Use the account to log in to the DIS console.
- Click
in the upper left corner of the page and select a region and project.
- In the navigation tree, choose Stream Management.
- Ensure that at least one DIS stream is in the Running state and ready to receive incoming data.
Checking Authentication Information
- AK/SK file
Access Key ID/Secret Access Key (AK/SK) files are created by the Identity and Access Management (IAM) service to authenticate calls to application programming interfaces (APIs) on the cloud. To obtain AK/SK, choose My Credentials > Access Keys.
- Project ID
A project is a group of tenant resources. A tenant can have multiple projects, one for each region. Each region has a unique Project ID. To view the project IDs of different regions, choose .
Obtaining DIS Agent Package
Obtain the dis-agent-X.X.X.zip package from https://dis-publish.obs-website.cn-north-1.myhuaweicloud.com/.
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