From f3daba67e9239dbcac2fe264e3f863ab7dc87b5e Mon Sep 17 00:00:00 2001
From: Andrew Cady <d@jerkface.net>
Date: Fri, 4 Oct 2019 20:47:19 -0400
Subject: selfstrap will avoid calling apt-get update more than once per day

---
 src/selfstrap | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/selfstrap b/src/selfstrap
index daa6431..6766c0c 100755
--- a/src/selfstrap
+++ b/src/selfstrap
@@ -403,6 +403,18 @@ is_multiarch_same()
     [ "${is_multiarch_same[$1]}" ]
 }
 
+apt_update_stamp=~/.selfstrap/apt-update-stamp
+
+apt_get_update()
+{
+    if [ ! -e "$apt_update_stamp" ] || [ $(( $(date +%s) - $(stat -c %Y "$apt_update_stamp") )) -gt $(( 60 * 60 * 24 )) ]
+    then
+        apt_get update
+        mkdir -p ~/.selfstrap
+        touch "$apt_update_stamp"
+    fi
+}
+
 set -e
 
 target_arch=$(dpkg-architecture -q DEB_HOST_ARCH) || die 'dpkg-architecture failed'
@@ -412,7 +424,7 @@ target_release=$(current_debian_codename) && [ "$target_release" ] || die 'could
 sanity_checks
 generate_apt_config
 populate_rootfs
-[ "$SKIP_UPDATE" ] || apt_get update
+[ "$SKIP_UPDATE" ] || apt_get_update
 
 required_packages=$(required_packages) && [ "$required_packages" ] || die 'failed to determine list of required packages'
 
-- 
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