3 files changed, 32 insertions, 0 deletions

diff --git a/README.adoc b/README.adoc
index 1ca2bdd..7e6fb43 100644
--- a/README.adoc
+++ b/README.adoc
@@ -92,6 +92,7 @@ Your images will also need network connectivity to be able to reach an actual OT
 * `SOTA_SECONDARY_CONFIG_DIR` - a directory containing JSON configuration files for virtual secondaries on the host. These will be installed into `/etc/sota/ecus` on the device and automatically provided to aktualizr.
 * `SOTA_HARDWARE_ID` - a custom hardware ID that will be written to the aktualizr config. Defaults to MACHINE if not set.
 * `RESOURCE_xxx_pn-aktualizr` - controls maximum resource usage of the aktualizr service, when `aktualizr-resource-control` is installed on the image. See <<aktualizr service resource control>> for details.
+* `SOTA_POLLING_SEC` - sets polling interval for aktualizr to check for updates if aktualizr-polling-sec is included in the image.
 
 == Usage
 
diff --git a/recipes-sota/config/aktualizr-polling-interval.bb b/recipes-sota/config/aktualizr-polling-interval.bb
new file mode 100644
index 0000000..53c008a
--- /dev/null
+++ b/recipes-sota/config/aktualizr-polling-interval.bb
@@ -0,0 +1,29 @@
+SUMMARY = "Set polling interval in Aktualizr"
+DESCRIPTION = "Configures aktualizr to poll at a custom frequency (suitable for testing or other purposes)"
+HOMEPAGE = "https://github.com/advancedtelematic/aktualizr"
+SECTION = "base"
+LICENSE = "MPL-2.0"
+LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/MPL-2.0;md5=815ca599c9df247a0c7f619bab123dad"
+
+inherit allarch
+
+SRC_URI = " \
+            file://60-polling-interval.toml \
+            "
+
+SOTA_POLLING_SEC ?= "30"
+
+do_install_append () {
+    install -m 0700 -d ${D}${libdir}/sota/conf.d
+    install -m 0644 ${WORKDIR}/60-polling-interval.toml ${D}${libdir}/sota/conf.d/60-polling-interval.toml
+
+    sed -i -e 's|@POLLING_SEC@|${SOTA_POLLING_SEC}|g' \
+           ${D}${libdir}/sota/conf.d/60-polling-interval.toml
+}
+
+FILES_${PN} = " \
+                ${libdir}/sota/conf.d/60-polling-interval.toml \
+                "
+
+# vim:set ts=4 sw=4 sts=4 expandtab:
+
diff --git a/recipes-sota/config/files/60-polling-interval.toml b/recipes-sota/config/files/60-polling-interval.toml
new file mode 100644
index 0000000..7d25d05
--- /dev/null
+++ b/recipes-sota/config/files/60-polling-interval.toml
@@ -0,0 +1,2 @@
+[uptane]
+polling_sec = @POLLING_SEC@