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-rw-r--r--src/scripts/dhclient-summary.lnav23
1 files changed, 23 insertions, 0 deletions
diff --git a/src/scripts/dhclient-summary.lnav b/src/scripts/dhclient-summary.lnav
new file mode 100644
index 0000000..87d0c1a
--- /dev/null
+++ b/src/scripts/dhclient-summary.lnav
@@ -0,0 +1,23 @@
+#
+# @synopsis: dhclient-summary
+# @description: Generate a summary of DHCP addresses bound in this log
+#
+
+:echo DHCP leases over time:
+:echo
+;SELECT ip AS IP, start_time AS "Start Time",
+ printf("% 24s", CASE
+ WHEN end_time IS NULL THEN printf("%s%s%s", $ansi_green, 'Active', $ansi_norm)
+ ELSE
+ printf("%s%.02f%s hours", $ansi_bold, (julianday(end_time) - julianday(start_time)) * 24, $ansi_norm)
+ END) AS Duration
+ FROM
+ (WITH lease_times AS
+ (SELECT min(log_time) AS start_time, ip FROM
+ (SELECT log_time, regexp_match('bound to (\S+) --', log_text) AS ip FROM syslog_log WHERE ip IS NOT NULL)
+ GROUP BY ip ORDER BY start_time ASC)
+ SELECT start_time,
+ (SELECT lt2.start_time AS end_time FROM lease_times AS lt2 WHERE lt1.start_time < lt2.start_time LIMIT 1) AS end_time,
+ ip
+ FROM lease_times AS lt1)
+:write-table-to -