From 493d9514c0f93056a3acbd8e8a16d421e6a0ebf7 Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Tue, 17 Nov 2020 13:02:28 +0000
Subject: once/get_updates.sh: added --check-state support.

---
 once/get_updates.sh | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'once')

diff --git a/once/get_updates.sh b/once/get_updates.sh
index 1d3b191..7e779db 100755
--- a/once/get_updates.sh
+++ b/once/get_updates.sh
@@ -9,6 +9,7 @@ mb_path="$PATH"
 mb_script="$0"
 mb_success=no
 mb_obtain=no
+mb_state=true
 mb_dlopt="${1:-}"
 
 error_msg()
@@ -112,6 +113,8 @@ for tarball in ${mb_tarballs:-}; do
 			printf '\tcached signature: %s\n' $mb_localsig >&3
 
 			if [ $mb_localsig != $mb_remotesig ]; then
+				mb_state=false
+
 				printf '\tsignatures do not match, download needed.\n' >&3
 
 				if [ $mb_obtain = no ]; then
@@ -133,6 +136,8 @@ for tarball in ${mb_tarballs:-}; do
 			fi
 		fi
 	else
+		mb_state=false
+
 		printf '\t/updates/%s found, checking signatures...\n' $tarball >&3
 
 		if ! [ -f /updates/$tarball.sha256 ]; then
@@ -182,6 +187,15 @@ for tarball in ${mb_tarballs:-}; do
 	printf '\n' >&3
 done
 
+# already up-to-date?
+if [ "${mb_dlopt}" = '--check-state' ]; then
+	if [ $mb_state = true ]; then
+		update_success
+	else
+		update_needed
+	fi
+fi
+
 # status
 touch /updates/update.pending
 
-- 
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