Initial commit

meta-google/recipes-core/dropbear/dropbear/dropbear.default

@@ -0,0 +1 @@
+DROPBEAR_EXTRA_ARGS=""

meta-google/recipes-core/dropbear/dropbear_%.bbappend

@@ -0,0 +1,18 @@
+FILESEXTRAPATHS:prepend:gbmc := "${THISDIR}/${PN}:"
+SRC_URI:append:gbmc  = " file://dropbear.default"
+SYSTEMD_AUTO_ENABLE:${PN}:prod = "disable"
+
+FILESEXTRAPATHS:remove:gbmc:bandaid := "${THISDIR}/${PN}:"
+SYSTEMD_AUTO_ENABLE:${PN}:bandaid:prod = "enable"
+
+# Allow SSH to the gbmc-bridge node on DEV builds
+do_install:append:gbmc:dev() {
+  nftables_dir=${D}${sysconfdir}/nftables
+  rules=$nftables_dir/50-dropbear-dev.rules
+  install -d -m0755 $nftables_dir
+  echo 'table inet filter {' >"$rules"
+  echo '    chain gbmc_br_pub_input {' >>"$rules"
+  echo '        tcp dport 22 accept' >>"$rules"
+  echo '    }' >>"$rules"
+  echo '}' >>"$rules"
+}