X-Git-Url: https://iankelling.org/git/?a=blobdiff_plain;f=system-status;h=e01b15b6346af812f68779b88dcb4d2864f274de;hb=2f7b266e782347022b68c5c8e8fbe9292492c343;hp=25a637ee9606788c97e22949b470a811428abf16;hpb=7e4f3d0a6130b69b7f76a3ff13e510ffbeb1484b;p=distro-setup

diff --git a/system-status b/system-status
index 25a637e..e01b15b 100755
--- a/system-status
+++ b/system-status
@@ -2,7 +2,8 @@
 # Copyright (C) 2019 Ian Kelling
 # SPDX-License-Identifier: AGPL-3.0-or-later
 
-# usage: runs 4 times every 15 seconds unless any args are passed, then just runs once
+# usage: runs 4 times every 15 seconds unless any args are passed, or we
+# are on battery power, then just runs once.
 
 if [ -z "$BASH_VERSION" ]; then echo "error: shell is not bash" >&2; exit 1; fi
 
@@ -15,7 +16,7 @@ shopt -s dotglob
 lo() { /usr/local/bin/log-once "$@"; }
 
 write-status() {
-  chars=()
+  chars=("${first_chars[@]}")
 
   glob=(/nocow/btrfs-stale/*)
   if [[ -e ${glob[0]} ]]; then
@@ -35,6 +36,10 @@ write-status() {
     chars+=("MAILPING!")
   fi
 
+  qlen=$(/usr/sbin/exim -bpc)
+  if ((qlen)); then
+    chars+=("q $qlen")
+  fi
 
   if ! make -q ~/.local/distro-begin || [[ $(<~/.local/distro-begin) != 0 ]]; then
     chars+=("DISTRO-BEGIN!")
@@ -92,6 +97,7 @@ write-status() {
 
   source /a/bin/bash_unpublished/source-state
   if [[ $MAIL_HOST == "$HOSTNAME" ]]; then
+    bbkmsg=
     if [[ $(systemctl is-active btrbk.timer) != active ]]; then
       chars+=("BTRBK.TIMER!")
       bbkmsg="btrbk.timer not enabled"
@@ -100,7 +106,13 @@ write-status() {
 
     ## check if last snapshot was within an hour
     vol=o
-    snaps=(/mnt/root/btrbk/$vol.20*)
+    # this section generally copied from btrbk scripts, but
+    # this part modified to speed things up by about half a second.
+    # I'm not sure if its quite as reliable, but it looks pretty safe.
+    # Profiled it using time and also adding to the top of the file:
+    # set -x
+    # PS4='+ $(date "+%2N") '
+    snaps=($(ls -1avdr /mnt/root/btrbk/$vol.20*|head -n1))
     now=$(date +%s)
     maxtime=0
     for s in ${snaps[@]}; do
@@ -124,11 +136,38 @@ write-status() {
   fi
 
 }
+first_chars=()
+
+power=true
+if [[ -e /sys/class/power_supply/AC/online && $(</sys/class/power_supply/AC/online) == 0 ]]; then
+  power=false
+fi
+
+if $power; then
+  for h in tp.b8.nz vpn1 x2 x3.b8.nz frodo.b8.nz kd.b8.nz kw; do
+    if [[ $HOSTNAME == ${h%%.*} ]]; then
+      continue
+    fi
+    msg=
+    if c=$(timeout 1 ssh $h exim -bpc 2>/dev/null) && [[ $c && $c != 0 ]]; then
+      msg=q:$h=$c
+      first_chars+=($msg)
+    fi
+    if [[ $1 ]]; then
+      echo q: $h $c
+      fi
+    lo -1 remote-mailq $msg
+  done
+fi
 write-status
 if [[ $1 ]]; then
   cat $status_file
   exit 0
 fi
+
+if ! $power; then
+  exit 0
+fi
 for ((i=1; i<=3; i++)); do
   sleep 15
   write-status