From 483d7fb66c5b122176a4b23aed05bab6d1432ab5 Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Mon, 30 Sep 2013 21:29:52 +0200
Subject: [PATCH] gluon-mesh-vpn-fastd: generate fastd config from site
 configuration

---
 gluon/gluon-mesh-vpn-fastd/Makefile |  4 +-
 gluon/gluon-mesh-vpn-fastd/fastd.pl | 59 +++++++++++++++++++++++++++++
 2 files changed, 62 insertions(+), 1 deletion(-)
 create mode 100644 gluon/gluon-mesh-vpn-fastd/fastd.pl

diff --git a/gluon/gluon-mesh-vpn-fastd/Makefile b/gluon/gluon-mesh-vpn-fastd/Makefile
index 777cb02..d232268 100644
--- a/gluon/gluon-mesh-vpn-fastd/Makefile
+++ b/gluon/gluon-mesh-vpn-fastd/Makefile
@@ -27,10 +27,12 @@ define Build/Configure
 endef
 
 define Build/Compile
+	$(GLUON_CONFIGURE) fastd.pl > $(PKG_BUILD_DIR)/fastd.sh
 endef
 
 define Package/gluon-mesh-vpn-fastd/install
-	$(CP) ./files/* $(1)/
+	$(INSTALL_DIR) $(1)/lib/gluon/upgrade/mesh-vpn-fastd/invariant
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/fastd.sh $(1)/lib/gluon/upgrade/mesh-vpn-fastd/invariant/010-mesh-vpn-fastd
 endef
 
 $(eval $(call BuildPackage,gluon-mesh-vpn-fastd))
diff --git a/gluon/gluon-mesh-vpn-fastd/fastd.pl b/gluon/gluon-mesh-vpn-fastd/fastd.pl
new file mode 100644
index 0000000..85bc7e2
--- /dev/null
+++ b/gluon/gluon-mesh-vpn-fastd/fastd.pl
@@ -0,0 +1,59 @@
+my $cfg = $CONFIG->{fastd_mesh_vpn};
+my $backbone = $cfg->{backbone};
+
+my $add_methods = '';
+for (@{$cfg->{methods}}) {
+	$add_methods .= "add_list fastd.mesh_vpn.method='$_'\n";
+}
+
+my $set_peer_limit;
+if ($backbone->{limit}) {
+	$set_peer_limit = "set fastd.mesh_vpn_backbone.peer_limit='$backbone->{limit}'\n";
+}
+else {
+	$set_peer_limit = "delete fastd.mesh_vpn_backbone.peer_limit\n";
+}
+
+print <<END;
+#/bin/sh
+
+uci -q batch <<EOF
+set fastd.mesh_vpn='fastd'
+set fastd.mesh_vpn.syslog_level='verbose'
+delete fastd.mesh_vpn.config
+delete fastd.mesh_vpn.config_peer_dir
+
+set fastd.mesh_vpn.interface='mesh-vpn'
+set fastd.mesh_vpn.mode='tap'
+set fastd.mesh_vpn.mtu='$cfg->{mtu}'
+delete fastd.mesh_vpn.method
+$add_methods
+delete fastd.mesh_vpn_backbone
+set fastd.mesh_vpn_backbone='peer_group'
+set fastd.mesh_vpn_backbone.enabled='1'
+set fastd.mesh_vpn_backbone.net='mesh_vpn'
+$set_peer_limit
+END
+
+foreach my $name (sort keys %{$backbone->{peers}}) {
+	my $peer = $backbone->{peers}->{$name};
+	print <<EOF;
+
+delete fastd.mesh_vpn_backbone_peer_$name
+set fastd.mesh_vpn_backbone_peer_$name='peer'
+set fastd.mesh_vpn_backbone_peer_$name.enabled='1'
+set fastd.mesh_vpn_backbone_peer_$name.net='mesh_vpn'
+set fastd.mesh_vpn_backbone_peer_$name.group='mesh_vpn_backbone'
+set fastd.mesh_vpn_backbone_peer_$name.key='$peer->{key}'
+EOF
+
+	for (@{$peer->{remotes}}) {
+		print "add_list fastd.mesh_vpn_backbone_peer_$name.remote='$_'\n";
+	}
+}
+
+print <<END;
+
+commit fastd
+EOF
+END