From: Ian Kelling <iank@fsf.org>
Date: Mon, 14 Jun 2021 18:11:06 +0000 (-0400)
Subject: fix sysd-mail-once missing email on 1 error, minor improvements
X-Git-Url: https://iankelling.org/git/?p=log-quiet;a=commitdiff_plain;h=7f7ce3ccf4269622c5e40556ef8b3b1e9b07ab47

fix sysd-mail-once missing email on 1 error, minor improvements
---

diff --git a/failmail b/failmail
index 377564e..6360c7e 100755
--- a/failmail
+++ b/failmail
@@ -16,17 +16,24 @@
 case $1 in
   -h|--help)
     cat <<'EOF'
-usage: logmail CMD [ARGS...]
+usage: failmail CMD [ARGS...]
 
 Send mail in case of failure of CMD
+
+Emails to $MAILTO or if unset, $USER@localhost
 EOF
     exit 0
     ;;
 esac
 
+mailto=$USER@localhost
+if [[ $MAILTO ]]; then
+  mailto=$MAILTO
+fi
+
 t=$(mktemp)
 if ! "$@" &>"$t"; then
-  mail -s "$HOSTNAME: $*" $USER@localhost <"$t"
+  mail -s "$HOSTNAME: $*" $mailto <"$t"
   rm "$t"
 fi
 exit 0
diff --git a/logmail b/logmail
index 4aad395..00b6b0a 100755
--- a/logmail
+++ b/logmail
@@ -19,13 +19,15 @@ case $1 in
 usage: logmail CMD [ARGS...]
 
 Send mail in case of output or failure of CMD
+
+Emails to $MAILTO or if unset, $USER@localhost
 EOF
     exit 0
     ;;
 esac
 t=$(mktemp)
 if ! "$@" &>"$t" || [[ ! -s $t ]]; then
-  mail -s "$HOSTNAME: $*" $USER@localhost <"$t"
+  mail -s "$HOSTNAME: $*" $mailto <"$t"
   rm "$t"
 fi
 exit 0
diff --git a/setup b/setup
index 7ce3624..5897f56 100755
--- a/setup
+++ b/setup
@@ -65,8 +65,8 @@ if $uninstall; then
   fi
 else
   if $dry; then
-    echo "setup dry run: install -v ${files[*]} /usr/local/bin"
+    echo "setup dry run: install ${files[*]} /usr/local/bin"
   else
-    install -v ${files[@]} /usr/local/bin
+    install ${files[@]} /usr/local/bin
   fi
 fi
diff --git a/sysd-mail-once b/sysd-mail-once
index 8feedd3..e53d6ee 100755
--- a/sysd-mail-once
+++ b/sysd-mail-once
@@ -44,7 +44,7 @@ esac
 service=$1
 shift
 
-c=$cbase/$service
+c=$cbase/$service # c for command file path base
 
 glob="$c[0-9]*"
 arr=($glob); file="${arr[0]}"; [[ $glob != "$file" ]] || file=
@@ -76,5 +76,9 @@ else # $@ failed
   else
     file=${c}1
     printf "%s\n" "$cursor" >$file
+    if (( errors == 1 )); then
+      journalctl -u $service.service --after-cursor=$(<$file) | \
+        mail -s "$HOSTNAME: $service failure" $u@localhost
+    fi
   fi
 fi