[gnunet] 01/03: -handbook: add TNG graphics. Minor fixes

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martin-schanzenbach pushed a commit to branch master
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commit 83223ea442960ca67bdac18c6c9add79e45e6b84
Author: Martin Schanzenbach <mschanzenbach@posteo.de>
AuthorDate: Mon Mar 1 17:57:57 2021 +0100

    -handbook: add TNG graphics. Minor fixes
---
 doc/handbook/chapters/developer.texi |  30 +++++--------------
 doc/handbook/images/tng.dot          |  55 +++++++++++++++++++++++++++++++++++
 doc/handbook/images/tng.png          | Bin 0 -> 75821 bytes
 3 files changed, 63 insertions(+), 22 deletions(-)

diff --git a/doc/handbook/chapters/developer.texi 
b/doc/handbook/chapters/developer.texi
index 0d3b4739b..8bc8c8005 100644
--- a/doc/handbook/chapters/developer.texi
+++ b/doc/handbook/chapters/developer.texi
@@ -9485,18 +9485,6 @@ of using plugins for the actual transmission operations 
and the ATS subsystem
 to select a plugin and allocate bandwidth. The following key issues have been
 identified with this design:
 
-@menu
-* Issues with TRANSPORT::
-* Design goals of TNG::
-* HELLO-NG::
-* Priorities and preferences::
-* Communicators::
-@end menu
-
-@node Issues with TRANSPORT
-@subsection Issues with TRANSPORT
-
-
 @itemize @bullet
 @item Bugs in one plugin can affect the TRANSPORT service and other plugins.
       There is at least one open bug that affects sockets, where the origin is
@@ -9531,6 +9519,13 @@ identified with this design:
 @end itemize
 
 
+@menu
+* Design goals of TNG::
+* HELLO-NG::
+* Priorities and preferences::
+* Communicators::
+@end menu
+
 @node Design goals of TNG
 @subsection Design goals of TNG
 
@@ -9564,17 +9559,8 @@ In order to address the above issues, we want to:
 
 The new architecture is planned as follows:
 
-@verbatim
-
-       APPLICATIONS
-             |
-             |
-CORE -- TRANSPORT -- COMMUNICATOR(S) -- NAT
-             \            /
-              \          /
-                PEERSTORE
 
-@end verbatim
+@image{images/tng,5in,,TNG architecture.}
 
 TRANSPORT's main objective is to establish bi-directional virtual links using a
 variety of possibly uni-directional communicators. Links undergo the following
diff --git a/doc/handbook/images/tng.dot b/doc/handbook/images/tng.dot
new file mode 100644
index 000000000..14e72ee04
--- /dev/null
+++ b/doc/handbook/images/tng.dot
@@ -0,0 +1,55 @@
+// house = application
+// circle (default) = service
+// box = daemon
+// diamond = library
+// black line = dependency
+// blue line = extension via plugin
+// red line = possibly useful
+// dashed = in planning
+
+// this is what we have...o
+digraph tng {
+  // splines = true;
+  compound=true;
+  subgraph cluster0 {
+    label="Our peer";
+    style=dashed;
+    color=black;
+  subgraph cluster1 {
+    style=solid;
+    color=black;
+    tcp;
+    udp;
+    others [style=dotted];
+    label="Communicators";
+  }
+  subgraph cluster2 {
+    style=solid;
+    color=black;
+    dht;
+    fs;
+    cadet;
+    label="Applications";
+  }
+  cadet -> core [ltail=cluster2,label="Communicate with peers"];
+  dht -> transport [ltail=cluster2,label="Suggest connection to peer"];
+  core -> transport [label="Send/receive messages via secure channel"];
+  transport -> tcp [lhead=cluster1,dir=both,label="Offer connectivity/channel 
to other peer"];
+  udp -> nat [label="Get addresses"];
+  tcp -> nat;
+  }
+  subgraph cluster3 {
+    rank = sink;
+    style=dashed;
+    color=black;
+    peer3;
+    peer1;
+    peer2;
+    label="Other peers";
+  }
+
+
+  tcp -> peer1 [dir=both];
+  udp -> peer2;
+  transport->peer1 [style=invis];
+}
diff --git a/doc/handbook/images/tng.png b/doc/handbook/images/tng.png
new file mode 100644
index 000000000..3b93b77cc
Binary files /dev/null and b/doc/handbook/images/tng.png differ

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