Initial commit

Fortune for canary's current commit: Blessing − 吉

.gitignore

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+canary.txt

canary.sh

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+#!/bin/bash
+
+FILE="${FILE:-canary.txt}"
+SALT="${CANARY_SALT_FILE:-canary.salt}"
+
+die() {
+	if [[ -z "$1" ]]; then
+		>&2 echo "Fatal error"
+	else
+		>&2 echo "Fatal error: $*"
+	fi
+	\exit 1
+}
+
+hash-extra() (
+	local sep=
+	case "$1" in
+		-sec) 	sep=1
+			shift ;;
+		*) ;;
+	esac
+	local salt_file="$1"
+	local tag="${2:-"tagged"}"
+	if head -c 1 "$salt_file" >/dev/null; then
+		[[ -z "$sep" ]] || printf '\n---- extra tags (via %s) ----\n' "$salt_file"
+		{ echo -n "$tag: " && \
+			sha256sum - "$salt_file" | sha256sum | grep -o '[^- ]*'
+		} || die "Failed to write location hash to output"
+	else
+		die "Specified salt file '$salt_file' cannot be read: $?"
+	fi
+)
+
+echo "" > $FILE || die "Cannot write to file '$FILE'"
+echo "---- $(date -u) ----" >> $FILE || die "Cannot append to file '$FILE'"
+echo "$1" >> $FILE || die "Cannot write message: '$1', to '$FILE'"
+[[ "$CANARY_ADD_LOCATION" != 0 ]] && eval-with-aliases 'ip-ext 2>/dev/null' | hash-extra -sec "$SALT" "Source location" >> "$FILE" || >&1 echo "[!] Warning: Asked to add location, but failed to hash extra: $?, ignoring"
+#sha256sum | 
+echo "" >> $FILE || die "Cannot append to file '$FILE'"
+
+gpg --armor --sign "$FILE" || die "GPG signing failed"
+cat $FILE.asc >> "$FILE" || die "Failed to append signed message (tmp '${FILE}.asc') to output '$FILE'"
+
+rm $FILE.asc || die "failed to remove temporary signed message file '${FILE}.asc'"
+
+\exit 0