lots of stuff

2026-08-16 14:48:04 +02:00
parent c63db540e8
commit 49fa352476
45 changed files with 32520 additions and 93 deletions
@@ -0,0 +1,65 @@
+#!/bin/bash
+
+set -uo pipefail
+
+textfile_dir={{ node_exporter_textfile_dir }}
+archive_dir={{ backup_archive_dir }}
+raid_mount={{ backup_raid_mount }}
+
+file=${textfile_dir}/backup_inventory.prom
+tmp=${file}.$$
+now=$(date +%s)
+
+mkdir -p ${textfile_dir}
+
+mounted=0
+if mountpoint -q ${raid_mount}
+then
+    mounted=1
+fi
+
+emit_kind() {
+    local kind=$1
+    local newest
+    local count=0
+    local age=0
+    local bytes=0
+    local total=0
+
+    if [ ${mounted} -eq 1 ]
+    then
+        count=$(find ${archive_dir} -maxdepth 1 -name "beeserver_${kind}_*.tar.gz.gpg" -type f 2>/dev/null | wc -l)
+        newest=$(find ${archive_dir} -maxdepth 1 -name "beeserver_${kind}_*.tar.gz.gpg" -type f -printf '%T@ %p\n' 2>/dev/null | sort -rn | head -1 | cut -d' ' -f2-)
+        total=$(find ${archive_dir} -maxdepth 1 -name "beeserver_${kind}_*.tar.gz.gpg" -type f -printf '%s\n' 2>/dev/null | awk '{ s += $1 } END { print s + 0 }')
+
+        if [ -n "${newest:-}" ]
+        then
+            bytes=$(stat -c %s "${newest}")
+            age=$((now - $(stat -c %Y "${newest}")))
+        fi
+    fi
+
+    echo "backup_archive_count{kind=\"${kind}\"} ${count}"
+    echo "backup_archive_newest_age_seconds{kind=\"${kind}\"} ${age}"
+    echo "backup_archive_newest_bytes{kind=\"${kind}\"} ${bytes}"
+    echo "backup_archive_total_bytes{kind=\"${kind}\"} ${total}"
+}
+
+{
+    echo "# HELP backup_raid_mounted Whether the backup raid is mounted."
+    echo "# TYPE backup_raid_mounted gauge"
+    echo "backup_raid_mounted ${mounted}"
+    echo "# HELP backup_archive_count Number of retained archives."
+    echo "# TYPE backup_archive_count gauge"
+    echo "# HELP backup_archive_newest_age_seconds Age of the newest archive."
+    echo "# TYPE backup_archive_newest_age_seconds gauge"
+    echo "# HELP backup_archive_newest_bytes Size of the newest archive."
+    echo "# TYPE backup_archive_newest_bytes gauge"
+    echo "# HELP backup_archive_total_bytes Size of all retained archives."
+    echo "# TYPE backup_archive_total_bytes gauge"
+    emit_kind daily
+    emit_kind weekly
+} > "${tmp}"
+
+chmod 0644 "${tmp}"
+mv "${tmp}" "${file}"