aktualizr-polling-interval: new config fragment.feat/test-polling-interval

Can be used for testing purposes after we increase the default polling
interval in aktualizr. We no longer recommend anything less than an hour
for production use cases, but it's still convenient to poll more
frequently while testing.

Signed-off-by: Patrick Vacek <patrickvacek@gmail.com>

3 files changed, 32 insertions, 0 deletions

diff --git a/README.adoc b/README.adoc
index a28d934..9f60339 100644
--- a/README.adoc
+++ b/README.adoc
@@ -96,6 +96,7 @@ Your images will also need network connectivity to be able to reach an actual OT
 * `SOTA_DT_OVERLAYS` - whitespace-separated list of used device tree overlays for FIT image. This list is OSTree-updateable as well.
 * `SOTA_EXTRA_CONF_FRAGS` - extra https://lxr.missinglinkelectronics.com/uboot/doc/uImage.FIT/overlay-fdt-boot.txt[configuration fragments] for FIT image.
 * `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@