Allow excluding paths on file backup (#3)

Add `BACKUP_LOCAL_PATHS_EXCLUDE`

Author: Luiz Gustavo Ferraz Aoqui

CHANGELOG.md

@@ -7,6 +7,12 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased][]
 
+## [1.2.0][] - 2019-06-14
+
+### Added
+
+- `BACKUP_LOCAL_PATHS_EXCLUDE` variable to allow excluding paths for file backup
+
 ## [1.1.0][] - 2019-05-24
 
 ### Added
@@ -99,7 +105,8 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 - Upload to Softlayer
 - Travis CI for continuous integration
 
-[unreleased]: https://github.ibm.com/bdu/gamora/compare/1.1.0...HEAD
+[unreleased]: https://github.ibm.com/bdu/gamora/compare/1.2.0...HEAD
+[1.2.0]: https://github.ibm.com/bdu/gamora/compare/1.1.0...1.2.0
 [1.1.0]: https://github.ibm.com/bdu/gamora/compare/1.0.1...1.1.0
 [1.0.1]: https://github.ibm.com/bdu/gamora/compare/1.0.0...1.0.1
 [1.0.0]: https://github.ibm.com/bdu/gamora/compare/0.3.2...1.0.0

gamora/docker-entrypoint.sh

@@ -185,9 +185,13 @@ back_up_files() {
 
   log "Taking file backup"
   # shellcheck disable=SC2086
-  monsoon "${NOTIFICATION_SETTINGS[@]}" backup files \
-      --output="${BACKUP_PATH:?}/${filename}" \
-      ${BACKUP_LOCAL_PATHS:?} # space-separated list
+  cmd="monsoon ${NOTIFICATION_SETTINGS[@]} backup files \
+        --output=\"${BACKUP_PATH:?}/${filename}\""
+  for f in ${BACKUP_LOCAL_PATHS_EXCLUDE:-}; do
+    cmd="${cmd} --exclude=\"${f}\""
+  done
+  cmd="${cmd} ${BACKUP_LOCAL_PATHS:?}" # space-separated list
+  eval $cmd
   log "Done: Taking file backup"
 
   upload_backup "${filename:?}"