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How does Kirin OS provide automatic updates and upgrades?

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Aug 07, 2023 pm 08:31 PM

Automatic updatesauto updateKirin operating system

How does Kirin OS provide automatic updates and upgrades?

How does Kirin operating system provide automatic update and upgrade functions?

With the development of technology and the acceleration of software update iterations, automatic updates and upgrades of the operating system have become indispensable functions. In the Kirin operating system, the automatic update and upgrade functions have been improved and optimized to provide users with a better experience and security. This article will introduce how Kirin operating system implements automatic updates and upgrades, and give relevant code examples.

1. Implementation of the automatic update function
Kirin operating system realizes the automatic update function by implementing a software package management system. A software package management system is a tool for managing system software that automatically downloads, installs, and upgrades packages. In Kirin operating system, the software package management system uses the APT tool.

APT (Advanced Package Tool) is a software package management tool in Kirin operating system. It provides a set of command line tools and APIs for managing operating system software packages. By using the APT tool, users can automatically download, install and upgrade software packages.

In Kirin operating system, the automatically updated configuration file is /etc/apt/apt.conf.d/10periodic. Users can set the automatic update frequency, update method, update time, etc. by editing this configuration file. The following is the content of an example configuration file:

APT::Periodic::Update-Package-Lists "1";
APT::Periodic::Download-Upgradeable-Packages "1";
APT::Periodic::AutocleanInterval "7";
APT::Periodic::Unattended-Upgrade "1";

In the above configuration file, "APT::Periodic::Update-Package -Lists "1"" indicates that the software package list will be updated every day; "APT::Periodic::Download-Upgradeable-Packages "1"" indicates that upgradeable software packages are downloaded; "APT::Periodic::AutocleanInterval "7"" It means cleaning up useless software packages every 7 days; "APT::Periodic::Unattended-Upgrade "1"" means turning on the automatic upgrade function.

2. Implementation of the automatic upgrade function
The automatic upgrade function in the Kirin operating system is mainly implemented through the unattended-upgrades tool. unattended-upgrades is an automatic upgrade tool based on APT, which can automatically upgrade software packages in Kirin operating system.

In Kirin operating system, enable the automatic upgrade function by installing the unattended-upgrades tool. The following is a sample code to install the unattended-upgrades tool:

sudo apt-get install unattended-upgrades

After installing the unattended-upgrades tool, the system will automatically configure the relevant information and save it in /etc Save the configuration information in the /apt/apt.conf.d/20auto-upgrades file. Users can customize the behavior of automatic upgrades by editing this configuration file. The following is the content of an example configuration file:

APT::Periodic::Update-Package-Lists "1";
APT::Periodic::Download-Upgradeable-Packages "1";
APT::Periodic::AutocleanInterval "7";

Like the configuration file of the automatic update function above, the meaning of the parameters in the configuration file is the same.

With the above configuration, the automatic update and automatic upgrade functions in Kirin operating system can work normally. The system will automatically download, install and upgrade software packages at set times to provide the latest features and fix vulnerabilities to ensure system security and stability.

Summary:
Kirin operating system provides automatic update and upgrade functions, which are implemented through the software package management system and the unattended-upgrades tool. Users can customize and manage the behavior of automatic updates and upgrades by configuring corresponding parameters and files.

The above is an introduction to how Kirin operating system provides automatic update and upgrade functions. I hope it will be helpful to readers.

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