--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/scripts/backup-container-docker.sh	Thu Oct 28 07:55:48 2021 -0400
@@ -0,0 +1,72 @@
+#!/bin/bash
+# Executes a database backup for the specifed database container.  
+# The current directory is expected to contain a project configured
+# as with SSDT conventions for an application database.
+#
+# When successful, the output file will be in ./backup with the
+# container name and timestamp in the file.  The format of the output
+# is a compressed pg_dump (sql) format.
+#
+container=${1?Must provide container name to backup}
+projectDir=${2:-$PWD}
+
+cd $projectDir
+
+source "${SSDT_SCRIPTS:-$(dirname "${BASH_SOURCE[0]}")}/.functions.sh"
+
+set -o pipefail
+mkdir -p ./backup
+
+if [[ "$container" = "invdb" && -f ".env/ssdt-inventory-shared.properties" ]]; then
+   function prop {
+       grep "${1}" .env/ssdt-inventory-shared.properties|cut -d'=' -f2
+   }
+   entityId=$(prop 'entityId' | tr -d '"')
+   containerName="$entityId-inventory-db"
+   IRN=$(docker exec $containerName psql --username=postgres --dbname=$container -t -c 'select districtirn from inventoryconfiguration')
+   ## if database is empty, it will put IRN 000000
+   if [ "$IRN" == "" ]; then
+      echo "no IRN set,using 000000"
+      IRN=000000
+   fi
+   ##Take out the extra space from IRN returned from db.
+   IRN=`echo $IRN | sed -e 's/^[[:space:]]*//'`
+   backupFile=./backup/${IRN}${entityId}-inventory-db.$(date +%Y-%m-%d-%H-%M-%S).backup
+   echo "entityId is $entityId"
+   echo "container name is $containerName"
+fi
+
+if [[ "$container" = "workflowsdb" && -f ".env/ssdt-workflows-shared.properties" ]]; then
+   function prop {
+       grep "${1}" .env/ssdt-workflows-shared.properties|cut -d'=' -f2
+   }
+   entityId=$(prop 'entityId' | tr -d '"')
+   containerName="$entityId-workflows-db"
+   backupFile=./backup/${entityId}-workflows-db.$(date +%Y-%m-%d-%H-%M-%S).backup
+   echo "entityId is $entityId"
+   echo "container name is $containerName"
+fi
+
+if [ ! -z "$containerName" ]; then
+   echo "Container is $container"
+   if [ "$container" = "invdb" ]; then
+      echo "IRN is $IRN"
+   fi
+   echo "backup file ${backupFile}"
+   echo "preparing to backup ${container} on current project at ${projectDir}:"
+   echo " "
+
+   echo "starting backup of $container"
+   docker exec -t $containerName sh -c "gosu postgres pg_dump -Cc --if-exists --dbname=$container ; (exit $?) " > ${backupFile}
+   #if [[ $( grep --count "CREATE TABLE" ${backupFile} ) -lt 200 || $( grep --count "PostgreSQL database dump complete" ${backupFile} ) -eq 0 ]]; then
+   #   echo "ERROR: backup verification FAILED"
+   #   echo "Error: empty database"
+   #   echo "ERROR: $(tail ${backupFile})"
+   # We want the process to continue even if the db is blank
+   # exit 1
+   #fi
+
+   gzip ${backupFile}
+
+   echo "completed backup of $container to ${backupFile}.gz"
+fi