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Christian Marangi e112fd8e59
scripts/feeds: implement support for --root option
Some feeds might need to set the source for their packages in a
different directory than the cloned one.

For example a feed "test" might be an entire repository and the relevant
packages that wants to be included are in the directory "foo".

In such scenario the source info in the package will result in something
like "feeds/test/foo/network/dnsmasq" instead of an expected entry like
"feeds/test/network/dnsmasq".

To give a more real-world example, this problem is currently present
with OpenWrt SDK where the SDK clone the entire OpenWrt core repository
as "base" feeds but the package are present in the "package" directory.

This cause every package to have the source entry set to
"feeds/base/package/..." conflicting with what a non-SDK build do with
setting the source entry to "feeds/base/..."

To solve this, actually enable support for "flags" in the feeds script
and implement a new option "--root" to set the root directory for the
defined feed to an inner directory.

The "flags" in the feed script are no more than argument option that can
be defined right after the "src-" type in the feed.conf file.

This feature was partially implemented but never actually used for
anything keeping it dormant with all the core piece there (the pattern
regex always accounted for these extra option but they were never passed
to the relevant functions)

An example of the "--root" flag is the following:

src-git --root=package base https://git.openwrt.org/openwrt/openwrt.git;main

With "--root" defined, the script will append "_root" to the feed name
clone directory and will create a symbolic link named with the feed name
and pointing to the feed name clone directory + the value in root.

From the previous example:

feed name: base -> clone directory: base_root
symbolic link: base -> base_root/package

The script internally reference the "_root" directory for every update
operation and OpenWrt build system transparently use the feed name
directory to reference feed packages producing consistent source info
entry.

Link: https://github.com/openwrt/openwrt/pull/20396
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
2025-10-13 11:47:07 +02:00
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package wifi-scripts: ucode: fix airtime_mode with hostapd-mini 2025-10-13 10:56:39 +02:00
scripts scripts/feeds: implement support for --root option 2025-10-13 11:47:07 +02:00
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README.md

OpenWrt logo

OpenWrt Project is a Linux operating system targeting embedded devices. Instead of trying to create a single, static firmware, OpenWrt provides a fully writable filesystem with package management. This frees you from the application selection and configuration provided by the vendor and allows you to customize the device through the use of packages to suit any application. For developers, OpenWrt is the framework to build an application without having to build a complete firmware around it; for users this means the ability for full customization, to use the device in ways never envisioned.

Sunshine!

Download

Built firmware images are available for many architectures and come with a package selection to be used as WiFi home router. To quickly find a factory image usable to migrate from a vendor stock firmware to OpenWrt, try the Firmware Selector.

If your device is supported, please follow the Info link to see install instructions or consult the support resources listed below.

An advanced user may require additional or specific package. (Toolchain, SDK, ...) For everything else than simple firmware download, try the wiki download page:

Development

To build your own firmware you need a GNU/Linux, BSD or macOS system (case sensitive filesystem required). Cygwin is unsupported because of the lack of a case sensitive file system.

Requirements

You need the following tools to compile OpenWrt, the package names vary between distributions. A complete list with distribution specific packages is found in the Build System Setup documentation.

binutils bzip2 diff find flex gawk gcc-6+ getopt grep install libc-dev libz-dev
make4.1+ perl python3.7+ rsync subversion unzip which

Quickstart

  1. Run ./scripts/feeds update -a to obtain all the latest package definitions defined in feeds.conf / feeds.conf.default

  2. Run ./scripts/feeds install -a to install symlinks for all obtained packages into package/feeds/

  3. Run make menuconfig to select your preferred configuration for the toolchain, target system & firmware packages.

  4. Run make to build your firmware. This will download all sources, build the cross-compile toolchain and then cross-compile the GNU/Linux kernel & all chosen applications for your target system.

The main repository uses multiple sub-repositories to manage packages of different categories. All packages are installed via the OpenWrt package manager called opkg. If you're looking to develop the web interface or port packages to OpenWrt, please find the fitting repository below.

  • LuCI Web Interface: Modern and modular interface to control the device via a web browser.

  • OpenWrt Packages: Community repository of ported packages.

  • OpenWrt Routing: Packages specifically focused on (mesh) routing.

  • OpenWrt Video: Packages specifically focused on display servers and clients (Xorg and Wayland).

Support Information

For a list of supported devices see the OpenWrt Hardware Database

Documentation

Support Community

  • Forum: For usage, projects, discussions and hardware advise.
  • Support Chat: Channel #openwrt on oftc.net.

Developer Community

License

OpenWrt is licensed under GPL-2.0