From f1972140ffca43dc736e67a662339be0218f5222 Mon Sep 17 00:00:00 2001
From: phil <phil@systemausfall.org>
Date: Sat, 2 Dec 2023 11:45:43 +0100
Subject: [PATCH] Use jq to filter output

---
 templates/borg_exporter.j2 | 51 ++++++++------------------------------
 1 file changed, 11 insertions(+), 40 deletions(-)

diff --git a/templates/borg_exporter.j2 b/templates/borg_exporter.j2
index 83abf1a..b2d0945 100644
--- a/templates/borg_exporter.j2
+++ b/templates/borg_exporter.j2
@@ -9,46 +9,17 @@ PROM_FILE=$TEXTFILE_COLLECTOR_DIR/backup.prom
 TMP_FILE=$PROM_FILE.$$
 HOSTNAME=$(hostname)
 
-BORG_INFO=$(borgmatic --no-color info --last 1 ) || mv $TMP_FILE $PROM_FILE
-echo "backup_last_run{host=\"${HOSTNAME}\"} $(echo "$BORG_INFO" | grep "Time (start)" | awk '{print $4, $5}' | xargs -i date -d "{}" +"%s")" >> $TMP_FILE
-echo "backup_files{host=\"${HOSTNAME}\"} $(echo "$BORG_INFO" | grep "Number of files" | awk '{print $4}')" >> $TMP_FILE
-echo "backup_chunks_unique{host=\"${HOSTNAME}\"} $(echo "$BORG_INFO" | grep "Chunk index" | awk '{print $3}')" >> $TMP_FILE
-echo "backup_chunks_total{host=\"${HOSTNAME}\"} $(echo "$BORG_INFO" | grep "Chunk index" | awk '{print $4}')" >> $TMP_FILE
+BORG_INFO=$(borgmatic --no-color info --last 1 --json ) || mv $TMP_FILE $PROM_FILE
+echo "backup_last_run{host=\"${HOSTNAME}\"} $(echo "$BORG_INFO" | jq -r .[].repository.last_modified)" >> $TMP_FILE
+echo "backup_files{host=\"${HOSTNAME}\"} $(echo "$BORG_INFO" | jq -r '.[].archives | .[] | .stats.nfiles')" >> $TMP_FILE
+echo "backup_chunks_unique{host=\"${HOSTNAME}\"} $(echo "$BORG_INFO" | jq -r '.[] | .cache.stats.total_unique_chunks')" >> $TMP_FILE
+echo "backup_chunks_total{host=\"${HOSTNAME}\"} $(echo "$BORG_INFO" | jq -r '.[] | .cache.stats.total_chunks')" >> $TMP_FILE
 
-function calc_bytes {
-	NUM=$1
-	UNIT=$2
-	
-	case "$UNIT" in
-		kB)
-			echo $NUM | awk '{ print $1 * 1024 }'
-			;;
-		MB)
-			echo $NUM | awk '{ print $1 * 1024 * 1024 }'
-			;;
-		GB)
-			echo $NUM | awk '{ print $1 * 1024 * 1024 * 1024 }'
-			;;
-		TB)
-			echo $NUM | awk '{ print $1 * 1024 * 1024 * 1024 * 1024 }'
-			;;
-	esac
-}
-
-# byte size
-LAST_SIZE=$(calc_bytes $(echo "$BORG_INFO" |grep "This archive" |awk '{print $3}') $(echo "$BORG_INFO" |grep "This archive" |awk '{print $4}'))
-LAST_SIZE_COMPRESSED=$(calc_bytes $(echo "$BORG_INFO" |grep "This archive" |awk '{print $5}') $(echo "$BORG_INFO" |grep "This archive" |awk '{print $6}'))
-LAST_SIZE_DEDUP=$(calc_bytes $(echo "$BORG_INFO" |grep "This archive" |awk '{print $7}') $(echo "$BORG_INFO" |grep "This archive" |awk '{print $8}'))
-TOTAL_SIZE=$(calc_bytes $(echo "$BORG_INFO" |grep "All archives" |awk '{print $3}') $(echo "$BORG_INFO" |grep "All archives" |awk '{print $4}'))
-TOTAL_SIZE_COMPRESSED=$(calc_bytes $(echo "$BORG_INFO" |grep "All archives" |awk '{print $5}') $(echo "$BORG_INFO" |grep "All archives" |awk '{print $6}'))
-TOTAL_SIZE_DEDUP=$(calc_bytes $(echo "$BORG_INFO" |grep "All archives" |awk '{print $7}') $(echo "$BORG_INFO" |grep "All archives" |awk '{print $8}'))
-
-
-echo "backup_last_size{host=\"${HOSTNAME}\"} $LAST_SIZE" >> $TMP_FILE
-echo "backup_last_size_compressed{host=\"${HOSTNAME}\"} $LAST_SIZE_COMPRESSED" >> $TMP_FILE
-echo "backup_last_size_dedup{host=\"${HOSTNAME}\"} $LAST_SIZE_DEDUP" >> $TMP_FILE
-echo "backup_total_size{host=\"${HOSTNAME}\"} $TOTAL_SIZE" >> $TMP_FILE
-echo "backup_total_size_compressed{host=\"${HOSTNAME}\"} $TOTAL_SIZE_COMPRESSED" >> $TMP_FILE
-echo "backup_total_size_dedup{host=\"${HOSTNAME}\"} $TOTAL_SIZE_DEDUP" >> $TMP_FILE
+echo "backup_last_size{host=\"${HOSTNAME}\"} $(echo "$BORG_INFO" | jq -r '.[].archives | .[] | .stats.original_size')" >> $TMP_FILE
+echo "backup_last_size_compressed{host=\"${HOSTNAME}\"} $(echo "$BORG_INFO" | jq -r '.[].archives | .[] | .stats.compressed_size')" >> $TMP_FILE
+echo "backup_last_size_dedup{host=\"${HOSTNAME}\"} $(echo "$BORG_INFO" | jq -r '.[].archives | .[] | .stats.deduplicated_size')" >> $TMP_FILE
+echo "backup_total_size{host=\"${HOSTNAME}\"} $(echo "$BORG_INFO" |j q -r '.[] | .cache.stats.total_size')" >> $TMP_FILE
+echo "backup_total_size_compressed{host=\"${HOSTNAME}\"} $(echo "$BORG_INFO" | jq -r '.[] | .cache.stats.total_csize')" >> $TMP_FILE
+echo "backup_total_size_dedup{host=\"${HOSTNAME}\"} $(echo "$BORG_INFO" | jq -r '.[] | .cache.stats.unique_csize')" >> $TMP_FILE
 
 mv $TMP_FILE $PROM_FILE