From 9742adc77e056a40a3ed1b79da39569929cf9994 Mon Sep 17 00:00:00 2001
From: Gensuke Toshiro <toshiro@openrm.co.jp>
Date: Thu, 19 May 2022 12:05:57 +0900
Subject: [PATCH 1/3] Allow non-root users

---
 script.sh | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/script.sh b/script.sh
index 3b3363c..87e5404 100755
--- a/script.sh
+++ b/script.sh
@@ -1,14 +1,15 @@
 #!/bin/bash
 
+workdir=/tmp
 filename=$(date +'%Y%m%d-%H%M')-$RANDOM.tar.gz
 
 echo "Exporting MongoDB data as $filename"
 
-mongodump --uri ${MONGO_URI} --archive=/backups/$filename --gzip
+mongodump --uri ${MONGO_URI} --archive=$workdir/$filename --gzip
 
 echo "MongDB data exported, uploading $filename to GCS (gs://${GCS_BUCKET})"
 
-gsutil -m mv /backups/$filename gs://${GCS_BUCKET}/
+gsutil -m mv $workdir/$filename gs://${GCS_BUCKET}/
 
 echo "Archive successfully $filename uploaded to gs://${GCS_BUCKET}"
 

From 2797c17fbff4751616acf8b03b9a158cb260684d Mon Sep 17 00:00:00 2001
From: Gensuke Toshiro <toshiro@openrm.co.jp>
Date: Thu, 19 May 2022 12:14:37 +0900
Subject: [PATCH 2/3] Set shell options

---
 script.sh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/script.sh b/script.sh
index 87e5404..15adfbd 100755
--- a/script.sh
+++ b/script.sh
@@ -1,4 +1,5 @@
 #!/bin/bash
+set -eu
 
 workdir=/tmp
 filename=$(date +'%Y%m%d-%H%M')-$RANDOM.tar.gz

From 818eb608e1e42f82313ae81ebefd013ae43638f8 Mon Sep 17 00:00:00 2001
From: Gensuke Toshiro <toshiro@openrm.co.jp>
Date: Fri, 16 Sep 2022 14:04:46 +0900
Subject: [PATCH 3/3] Use /var/tmp/backups instead

---
 Dockerfile | 5 +++--
 README.md  | 2 +-
 script.sh  | 2 +-
 3 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 2d8cf8e..302f881 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,9 +8,10 @@ RUN echo "deb [signed-by=/usr/share/keyrings/cloud.google.gpg] http://packages.c
 
 WORKDIR /openrm
 
-RUN mkdir /backups
+RUN mkdir -p /var/tmp/backups
+RUN chmod 777 -R /var/tmp/backups
 ADD script.sh /openrm/script.sh
 
-VOLUME /backups
+VOLUME /var/tmp/backups
 
 ENTRYPOINT ["/openrm/script.sh"]
diff --git a/README.md b/README.md
index 88acfb8..d9fdea9 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ This container is meant to be used as a cronjob with Kubernetes.
 The service account running the container needs to have write access to the destination bucket, as this container makes use of `gsutil`.
 
 # Volumes
-You can mount a volume on `/backups` if you want to collect the intermediate archives, or give more space to your container for the backup process.
+You can mount a volume on `/var/tmp/backups` if you want to collect the intermediate archives, or give more space to your container for the backup process.
 
 # Cron Schedule Syntax
 
diff --git a/script.sh b/script.sh
index 15adfbd..61b0892 100755
--- a/script.sh
+++ b/script.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 set -eu
 
-workdir=/tmp
+workdir=/var/tmp/backups
 filename=$(date +'%Y%m%d-%H%M')-$RANDOM.tar.gz
 
 echo "Exporting MongoDB data as $filename"