backend: deploy backend.framework based on the Info.plist version

* Fail to deploy if version number is incorrect (must be x.x.x)
* Fail to deploy if it would otherwise overwrite a release

.gitignore

@@ -9,3 +9,5 @@ logs/
 *.files
 *.includes
 CMakeLists.txt.user*
+
+.DS_Store

backend/tools/package_backend_framework.bash

@@ -19,8 +19,12 @@ if [ -f ${FAT_BIN_DIR}/dronecode-backend.zip ]; then
     exit 1
 fi
 
+echo "Creating fat bin..."
+
 cp -r ${IOS_BACKEND_DIR}/backend.framework ${FAT_BIN_DIR}
 lipo ${IOS_BACKEND_DIR}/backend.framework/backend ${IOS_SIM_BACKEND_DIR}/backend.framework/backend -create -output ${FAT_BIN_DIR}/backend.framework/backend
 
 cd ${FAT_BIN_DIR}
 zip -9 -r dronecode-backend.zip backend.framework
+
+echo "Success! You'll find the fat bin in ${FAT_BIN_DIR}!"

backend/tools/push_backend_framework_to_s3.bash

@@ -4,10 +4,34 @@ set -e
 
 SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 FAT_BIN_DIR=${SCRIPT_DIR}/../../build/fat_bin
-CURRENT_VERSION=$(cat ${SCRIPT_DIR}/../../version)
+
+INFO_PLIST=${FAT_BIN_DIR}/backend.framework/Info.plist
+CURRENT_VERSION=`grep -A 1 "<key>CFBundleShortVersionString</key>" "${INFO_PLIST}" | grep -o "<string>.*<\/string>" | sed 's/<\(\/*\)string>//g'`
+
+grep -qo '^[0-9]\+\.[0-9]\+\.[0-9]\+$' <<< ${CURRENT_VERSION} || (echo "error: invalid version number for Info.plist (${INFO_PLIST}): '${CURRENT_VERSION}' (expecting [0-9]+\.[0-9]+\.[0-9]+)" && echo "Not deploying." && exit 1)
+
+if [ -z ${CURRENT_VERSION} ]
+then
+    echo "Invalid CFBundleShortVersionString in ${INFO_PLIST}"
+    exit 1
+fi
+
+## Push release to AWS
+aws s3 ls dronecode-sdk/dronecode-backend-${CURRENT_VERSION}.zip >/dev/null && echo "Trying to overwrite an existing release! Aborting..." && exit 1
 
 aws s3 cp ${FAT_BIN_DIR}/dronecode-backend.zip s3://dronecode-sdk/dronecode-backend-latest.zip
 aws s3api put-object-acl --bucket dronecode-sdk --key dronecode-backend-latest.zip --acl public-read
 
 aws s3 cp ${FAT_BIN_DIR}/dronecode-backend.zip s3://dronecode-sdk/dronecode-backend-${CURRENT_VERSION}.zip
 aws s3api put-object-acl --bucket dronecode-sdk --key dronecode-backend-${CURRENT_VERSION}.zip --acl public-read
+
+# Update backend.json on AWS
+TMP_DIR=${TMP_DIR:-"$(mktemp -d)"}
+curl -s https://s3.eu-central-1.amazonaws.com/dronecode-sdk/backend.json -o ${TMP_DIR}/backend.json
+sed -i "" '$ d' ${TMP_DIR}/backend.json
+sed -i "" '$s/$/\,/' ${TMP_DIR}/backend.json
+echo "    \"${CURRENT_VERSION}\": \"https://s3.eu-central-1.amazonaws.com/dronecode-sdk/dronecode-backend-${CURRENT_VERSION}.zip\"" >> ${TMP_DIR}/backend.json
+echo "}" >> ${TMP_DIR}/backend.json
+
+aws s3 cp ${TMP_DIR}/backend.json s3://dronecode-sdk/backend.json
+aws s3api put-object-acl --bucket dronecode-sdk --key backend.json --acl public-read