SDK profiles are managed in profiles directory. Any profile file can be copied to the repo root directory with profile file.
i.e
profiles/default is default profile template configuration. To use default profiles template.
cp profiles/default profile
profile file has predefined env variables which are being used in onion_buildenv script to manage all its actions.
| Variable | Default Value | Description |
|---|---|---|
OPENWRT_VERSION |
22.03.2 |
OpenWrt Release Version |
TARGET |
ramips |
SDK to compile packages for target |
SUBTARGET |
mt76x8 |
SDK to compile packages for subtarget |
BASE_URL |
https://downloads.openwrt.org/releases/$OPENWRT_VERSION/targets/$TARGET/$SUBTARGET |
Root URL of SDK for specificed target and subtarget |
SDK_FILE |
openwrt-sdk-$OPENWRT_VERSION-$TARGET-${SUBTARGET}_gcc-11.2.0_musl.Linux-$(uname -p).tar.xz |
SDK file to be downloaded from BASE_URL |
SDK_URL |
$BASE_URL/$SDK_FILE |
Full SDK download URL |
KEYS_DIR |
$PWD/keys |
Location of package signing keys |
PACKAGE_FEEDS |
src-git onion https://github.com/OnionIoT/OpenWRT-Packages.git;openwrt-22.03 |
Appends lines to feeds.conf in the downloaded OpenWRT SDK.Each feed must be in a new line |
SDK_PACKAGES |
onion-repo-keysomega2-base |
Packages to be compiled by default. Each package must be in a new line |
profile file is used with onion_buildenv script. onion_buildenv is all in one script that makes build process simple and customization can be done in profile file only.
onion_buildenv provides few subcommands that can be used to setup sdk and compile packages.
| subcommand | Description |
|---|---|
setup_sdk |
Download and setup SDK with feeds |
update_sdk |
Update feeds If SDK is already setup before |
clean_sdk |
Cleanup SDK from local directory |
list_packages |
List all available packages, Internally it uses ./scripts/feeds list |
build_packages <pkg1> .. <pkgN> |
Build all packages passed in argument |
build_all_packages |
Build all packages specified in SDK_PACKAGES |
index_packages |
Sign SDK_PACKAGES with key |
During development, there might be a need to pull package makefiles from a local source.
In that case, change the value of PACKAGE_FEEDS
PACKAGE_FEEDS="
src-link custom <FEED-DIRECTORY-HERE>
"
And run the onion_buildenv update_sdk script again.