1 files changed, 92 insertions, 0 deletions
diff --git a/build/common-functions.sh b/build/common-functions.sh
new file mode 100755
index 00000000..e39c4778
--- /dev/null
+++ b/build/common-functions.sh
@@ -0,0 +1,92 @@
+#   COPYRIGHT NOTICE STARTS HERE
+#
+#   Copyright 2018 © Samsung Electronics Co., Ltd.
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+#
+#   COPYRIGHT NOTICE ENDS HERE
+
+#
+# this file contains shared variables and functions for the onap installer
+#
+
+# any script which needs this file can check this variable
+# and it will know immediately if the functions and variables
+# are loaded and usable
+IS_COMMON_FUNCTIONS_SOURCED=YES
+
+PATH="${PATH}:/usr/local/bin:/usr/local/sbin"
+export PATH
+
+# just self-defense against locale
+LANG=C
+export LANG
+
+# default credentials to the repository
+NEXUS_USERNAME=admin
+NEXUS_PASSWORD=admin123
+NEXUS_EMAIL=admin@onap.org
+
+# this function is intended to unify the installer output
+message() {
+    case "$1" in
+        info)
+            echo 'INFO:' "$@"
+            ;;
+        debug)
+            echo 'DEBUG:' "$@" >&2
+            ;;
+        warning)
+            echo 'WARNING [!]:' "$@" >&2
+            ;;
+        error)
+            echo 'ERROR [!!]:' "$@" >&2
+            return 1
+            ;;
+        *)
+            echo 'UNKNOWN [?!]:' "$@" >&2
+            return 2
+            ;;
+    esac
+    return 0
+}
+export message
+
+# if the environment variable DEBUG is set to DEBUG-ONAP ->
+#  -> this function will print its arguments
+# otherwise nothing is done
+debug() {
+    [ "$DEBUG" = DEBUG-ONAP ] && message debug "$@"
+}
+export debug
+
+fail() {
+    message error "$@"
+    exit 1
+}
+
+retry() {
+    local n=1
+    local max=5
+    while ! "$@"; do
+        if [ $n -lt $max ]; then
+            n=$((n + 1))
+            message warning "Command ${@} failed. Attempt: $n/$max"
+            message info "waiting 10s for another try..."
+            sleep 10s
+        else
+            fail "Command ${@} failed after $n attempts. Better to abort now."
+        fi
+    done
+}
+