1 files changed, 91 insertions, 0 deletions
diff --git a/bin/with-email b/bin/with-email
new file mode 100755
index 0000000..7df101a
--- /dev/null
+++ b/bin/with-email
@@ -0,0 +1,91 @@
+#!/bin/sh
+set -eu
+
+usage() {
+	cat <<-'EOF'
+		Usage:
+		  with-email [-s SUBJECT] COMMAND...
+		  with-email -h
+	EOF
+}
+
+help() {
+	cat <<-'EOF'
+
+		Options:
+		  -s SUBJECT    set the subject of the email
+		  -h, --help    show this message
+
+		  COMMAND       the command to be wrapped
+
+
+		Executes COMMAND and send all of its output via email
+		to eu@euandre.org.
+
+
+		Examples:
+
+		  Run a script and use the default subject:
+
+		    $ with-email -- ./script
+
+		  Run a command and use a custom subject:
+
+		    $ with-email -s 'CRONJOB' echo 123
+	EOF
+}
+
+for flag in "$@"; do
+	case "$flag" in
+		--)
+			break
+			;;
+		--help)
+			usage
+			help
+			exit
+			;;
+		*)
+			;;
+	esac
+done
+
+SUBJECT='NO SUBJECT'
+while getopts 's:h' flag; do
+	case "$flag" in
+		s)
+			SUBJECT="$OPTARG"
+			;;
+		h)
+			usage
+			help
+			exit
+			;;
+		*)
+			usage >&2
+			exit 2
+			;;
+	esac
+done
+shift $((OPTIND - 1))
+
+eval "$(assert-arg "${1:-}" 'COMMAND...')"
+
+now() {
+	date '+%Y-%m-%dT%H:%M:%S%Z'
+}
+
+OUT="$(mkstemp)"
+{
+	printf 'Running command: %s\n' "$*"
+	printf 'Starting at: %s\n' "$(now)"
+	printf '\n'
+
+	STATUS=0
+	"$@" || STATUS=$?
+
+	printf '\n'
+	printf '\nFinished at: %s\n' "$(now)"
+} 1>"$OUT" 2>&1
+
+email -s "(exit status: $STATUS) - $SUBJECT" eu@euandre.org < "$OUT"