Add an element to disable cert validation for apt repos

Author: m-bull

elements/apt-no-verify-peer/README.rst

@@ -0,0 +1,6 @@
+========================
+apt-no-verify-peer
+========================
+Disable certificate verifiction for apt repositories.
+
+No additional configuration is needed, other than including the element.

elements/apt-no-verify-peer/cleanup.d/99-unset-apt-verify-peer-false

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+if [ ${DIB_DEBUG_TRACE:-1} -gt 0 ]; then
+    set -x
+fi
+set -eu
+set -o pipefail
+
+sudo rm -f ${TARGET_ROOT}/etc/apt/apt.conf.d/90no-verify-peer # dib-lint: safe_sudo

elements/apt-no-verify-peer/root.d/70-set-apt-verify-peer-false

@@ -0,0 +1,11 @@
+#!/bin/bash
+if [ ${DIB_DEBUG_TRACE:-0} -gt 0 ]; then
+    set -x
+fi
+set -eu
+set -o pipefail
+
+# Ensure apt doesn't verify the certificate issuer
+sudo mkdir -p ${TARGET_ROOT}/etc/apt/apt.conf.d/ # dib-lint: safe_sudo
+echo 'Acquire::https::Verify-Peer "false";' |\
+  sudo tee ${TARGET_ROOT}/etc/apt/apt.conf.d/90no-verify-peer > /dev/null # dib-lint: safe_sudo