[PATCH 1/4] meta-isar-bin: Add reprepro configs

[Alexander Smirnov <asmirnov@ilbers.de>]

Add template for reprepro configuration file and function that
generates final config for specific deistro.

Signed-off-by: Alexander Smirnov <asmirnov@ilbers.de>
---
 meta-isar-bin/conf/layer.conf        | 11 +++++++++++
 meta-isar-bin/files/distributions.in |  3 +++
 meta-isar/conf/bblayers.conf.sample  |  1 +
 meta/classes/image.bbclass           | 15 +++++++++++++++
 4 files changed, 30 insertions(+)
 create mode 100644 meta-isar-bin/conf/layer.conf
 create mode 100644 meta-isar-bin/files/distributions.in

diff --git a/meta-isar-bin/conf/layer.conf b/meta-isar-bin/conf/layer.conf
new file mode 100644
index 0000000..3518184
--- /dev/null
+++ b/meta-isar-bin/conf/layer.conf
@@ -0,0 +1,11 @@
+# This software is a part of ISAR.
+# Copyright (C) 2017 ilbers GmbH
+
+# Codename of the repository created by the caching class
+DEBDISTRONAME = "isar"
+
+# Path to the caching repository
+DEBCACHEDIR ?= "${LAYERDIR}/apt"
+
+# Path to the configuration files templates used by `reprepro`
+DEBFILESDIR ?= "${LAYERDIR}/files"
diff --git a/meta-isar-bin/files/distributions.in b/meta-isar-bin/files/distributions.in
new file mode 100644
index 0000000..cd214c6
--- /dev/null
+++ b/meta-isar-bin/files/distributions.in
@@ -0,0 +1,3 @@
+Codename: {DISTRO_NAME}
+Architectures: i386 armhf amd64 source
+Components: main
diff --git a/meta-isar/conf/bblayers.conf.sample b/meta-isar/conf/bblayers.conf.sample
index 80867e7..53a362b 100644
--- a/meta-isar/conf/bblayers.conf.sample
+++ b/meta-isar/conf/bblayers.conf.sample
@@ -8,6 +8,7 @@ BBFILES ?= ""
 BBLAYERS ?= " \
   ##ISARROOT##/meta \
   ##ISARROOT##/meta-isar \
+  ##ISARROOT##/meta-isar-bin \
   "
 BBLAYERS_NON_REMOVABLE ?= " \
   ##ISARROOT##/meta \
diff --git a/meta/classes/image.bbclass b/meta/classes/image.bbclass
index 5bf9524..d30b139 100644
--- a/meta/classes/image.bbclass
+++ b/meta/classes/image.bbclass
@@ -10,6 +10,21 @@ IMAGE_ROOTFS   = "${WORKDIR}/rootfs"
 
 inherit ${IMAGE_TYPE}
 
+CACHE_CONF_DIR = "${DEBCACHEDIR}/${DISTRO}/conf"
+do_cache_config[dirs] = "${CACHE_CONF_DIR}"
+do_cache_config[stamp-extra-info] = "${DISTRO}"
+
+# Generate reprepro config for current distro if it doesn't exist. Once it's
+# generated, this task should do nothing.
+do_cache_config() {
+    if [ ! -e "${CACHE_CONF_DIR}/distributions" ]; then
+        sed -e "s#{DISTRO_NAME}#"${DEBDISTRONAME}"#g" \
+            ${DEBFILESDIR}/distributions.in > ${CACHE_CONF_DIR}/distributions
+    fi
+}
+
+addtask cache_config before do_fetch
+
 do_populate[stamp-extra-info] = "${DISTRO}-${MACHINE}"
 
 # Install Debian packages, that were built from sources
-- 
2.1.4