Split my current object model picture off from the version that was

just trying to capture the whiteboard from Prague.

svn path=/docs/images/whiteboard-object-model.dot; revision=584

1 files changed, 65 insertions, 0 deletions

diff --git a/docs/repository-engine-objects.dot b/docs/repository-engine-objects.dot
new file mode 100644
index 00000000..e100888f
--- /dev/null
+++ b/docs/repository-engine-objects.dot
@@ -0,0 +1,65 @@
+// $URL$
+// $Id$
+
+// This is an attempt to capture
+// http://subvert-rpki.hactrn.net/docs/prague-whiteboard-2007-03-22-23:15:01.jpg
+
+// {arrowhead,arrowtail} shapes to use for database object relationships:
+//   1-  none
+//   m-  crow
+// Color code:
+//   Blue:  visible in left-right protocol
+//   Green: created on the fly
+
+// Explanation for many-many mapping beween CA and child objects
+// (courtesy of RobL): Each child is an entity; each CA can have
+// multiple children, and each child can hold certs from multiple CAs.
+
+digraph rpki_engine_objects {
+	rotate=90;	size="11,8.5";	splines=true;	ratio=fill;
+	node		[ shape=record ];
+
+	// Objects visible in left-to-right protocol
+	node		[ color=blue ];
+	self		[ label="Self|{Preferences}" ];
+	parent		[ label="Parent|{URI|TA|SIA Head}" ];
+	repo		[ label="Repository|{URI|TA}" ];
+	child		[ label="Child|{TA}" ];
+	biz_sign	[ label="Business\nSigning Context|{Keypair|CertChain}" ];
+
+	// Objects created on the fly by the RPKI engine
+	node		[ color=green ];
+	ca		[ label="CA|{CRL #|Last Issued Serial #}" ];
+	child_cert	[ label="Child Certificate" ];
+	ee_cert		[ label="EE Certificate|{ROA}" ];
+	ca_key_pair	[ label="CA Key Pair|{Latest CA Certificate|Latest CRL}" ];
+
+	// One-many mappings
+	edge [ color=blue, arrowtail=none, arrowhead=crow ];
+	biz_sign -> child;
+	biz_sign -> parent;
+	biz_sign -> repo;
+	self -> child;
+	self -> parent;
+	repo -> parent;
+
+	// Many-many mappings
+	edge [ color=green, arrowtail=crow, arrowhead=crow ];
+	ca -> child;
+
+	// One-many mappings
+	edge [ color=green, arrowtail=none, arrowhead=crow ];
+	ca -> ca_key_pair;
+	child -> child_cert;
+	self -> ca;
+	parent -> ca;
+
+	// Weird one-many
+	edge [ color=green, arrowtail=none, arrowhead=crow, style=dashed ];
+	ca_key_pair -> child_cert;
+	ca_key_pair -> ee_cert;
+}
+
+// Local Variables:
+// compile-command: "neato -Tps2 repository-engine-objects.dot | ps2pdf - repository-engine-objects.pdf"
+// End: