=random commit, no notes

tcdbbackup.sh

@@ -1,10 +1,24 @@
-#!/bin/bash
+#! /usr/bin/env bash
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+USER_HOME=$HOME
+[[ -n "${SUDO_USER}" ]] && USER_HOME="$(eval "echo ~${SUDO_USER}")"
+. ${SHRC_D:-$SCRIPT_DIR}/01_util.functions 
+
+set -e
+
 # create backup folder
 folder="./dumps/"
 mkdir -p "$folder"
 
 # get namespaces with postgres database pod
-namespaces=$(k3s kubectl get pods -A | grep postgres | awk '{print $1}')
+json_results=$(
+    # While tcdbinfo lists all SQL databases, we want only postgresql
+    # in this script.
+    "${SCRIPT_DIR}/tcdbinfo.sh" --json "${@}" \
+    | jq -s '.[] | select( .protocol = "postgresql" )'
+)
+
+namespaces=$(<<<"$json_results" jq -sr '.[] | .name')
 
 for ns in $namespaces; do
   # extract application name
@@ -18,7 +32,10 @@ for ns in $namespaces; do
   k3s kubectl scale deploy "$app" -n "$ns" --replicas=0
   while true; do k3s kubectl get pods -n "$ns" | grep -i -q terminating || break; done;
 
-  k3s kubectl exec -n "$ns" -c "$app"-postgresql "$app"-postgresql-0 -- bash -c 'PGPASSWORD=$POSTGRES_PASSWORD pg_dump -Fc -U $POSTGRES_USER -d $POSTGRES_DB -f /tmp/'$file
+  k3s kubectl exec -n "$ns" -c "$app"-postgresql "$app"-postgresql-0 -- bash -c "
+    PGPASSWORD=\$POSTGRES_PASSWORD $( # Does not affect the output
+    ) pg_dump -Fc -U \$POSTGRES_USER -d \$POSTGRES_DB -f /tmp/$file
+  "
   k3s kubectl cp -n "$ns" -c "$app"-postgresql "$app-postgresql-0:tmp/$file" $folder$file
 
   # Scale deployment back up