Share script to keep databases up to date

Signed-off-by: Michael Opdenacker <michael.opdenacker@bootlin.com>

README.md

@@ -189,6 +189,12 @@ as a front-end to reduce the load on the server running the Elixir code.
     | Http client | --------> | Varnish cache | --------> | Apache running Elixir |
     '-------------'           '---------------'           '-----------------------'
 
+### Keeping Elixir databases up to date
+
+To keep your Elixir databases up to date and index new versions that are released,
+we're proposing to use a script like `utils/update-elixir-data` which is called
+through a daily cron job.
+
 ## Building Docker images
 
 Docker files are provided in the `docker/` directory. To generate your own

utils/update-elixir-data

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+for p in linux u-boot busybox zephyr musl barebox uclibc-ng arm-trusted-firmware amazon-freertos qemu glibc coreboot llvm mesa ofono dpdk; do
+    echo "Processing project $p ..."
+    export LXR_DATA_DIR=/srv/elixir-data/$p/data
+    export LXR_REPO_DIR=/srv/elixir-data/$p/repo
+
+    cd $LXR_REPO_DIR
+    git fetch --all
+
+    cd /usr/local/elixir
+    ./update.py
+done