feat: Added support for tmp directory creation (#202)

Author: stevehipwell

CHANGELOG.md

@@ -18,6 +18,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Security - In case of vulnerabilities.
 -->
 
+## [v2.9.3] - 2023-06-23
+
+### Added
+
+- Added support for creating the temporary directory defined by `TMPDIR` if it doesn't exist.
+
 ## [v2.9.2] - 2023-06-22
 
 ### Changed

entrypoint.sh

@@ -9,6 +9,10 @@ if [ -r $DEFAULT ]; then
     set +o allexport
 fi
 
+if [ -n "${TMPDIR}" ] && [ ! -d "${TMPDIR}" ]; then
+    mkdir -p -m 3770 "${TMPDIR}"
+fi
+
 # If the user has supplied only arguments append them to `fluentd` command
 if [ "${1#-}" != "$1" ]; then
     set -- fluentd "$@"