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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 08:06:26 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 08:06:26 +0000
commitfd888e850cf413955483bfb993aeeea5ea611289 (patch)
tree6148fed3d1f30272c48403f4cdefa59c2b7e1513 /debian/scripts/decrypt_gnupg-sc
parentAdding upstream version 2:2.6.1. (diff)
downloadcryptsetup-fd888e850cf413955483bfb993aeeea5ea611289.tar.xz
cryptsetup-fd888e850cf413955483bfb993aeeea5ea611289.zip
Adding debian version 2:2.6.1-4~deb12u2.debian/2%2.6.1-4_deb12u2debian
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'debian/scripts/decrypt_gnupg-sc')
-rw-r--r--debian/scripts/decrypt_gnupg-sc44
1 files changed, 44 insertions, 0 deletions
diff --git a/debian/scripts/decrypt_gnupg-sc b/debian/scripts/decrypt_gnupg-sc
new file mode 100644
index 0000000..84eb62c
--- /dev/null
+++ b/debian/scripts/decrypt_gnupg-sc
@@ -0,0 +1,44 @@
+#!/bin/sh
+
+if [ -d "/cryptroot/gnupghome" ]; then
+ export GNUPGHOME="/cryptroot/gnupghome"
+fi
+
+run_gpg() {
+ gpg --no-options --trust-model=always "$@"
+}
+decrypt_gpg () {
+ local console _
+ if ! GPG_TTY="$(tty)"; then
+ read console _ </proc/consoles
+ GPG_TTY="/dev/$console"
+ fi
+ export GPG_TTY
+
+ if ! run_gpg --decrypt -- "$1"; then
+ return 1
+ fi
+ return 0
+}
+
+# `gpg-connect-agent LEARN /bye` is another (lighter) way, but it's
+# harder to retrieve the return code
+if ! run_gpg --batch --quiet --no-tty --card-status >/dev/null; then
+ echo "Please insert OpenPGP SmartCard..." >&2
+ until run_gpg --batch --quiet --no-tty --card-status; do
+ sleep 1
+ done >/dev/null 2>&1
+fi
+
+if [ ! -x /usr/bin/gpg ]; then
+ echo "$0: /usr/bin/gpg is not available" >&2
+ exit 1
+fi
+
+if [ -z "$1" ] || [ ! -f "$1" ]; then
+ echo "$0: missing key as argument" >&2
+ exit 1
+fi
+
+decrypt_gpg "$1"
+exit $?