| Commit message (Collapse) | Author | Age | Files | Lines |
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This implements a Distributed Hash Table (DHT) based on the Kademlia
protocol, with default parameters set as used in the BitTorrent
Mainline DHT. This initial implementation is almost feature complete,
except for some things to be done after a testing period: caching and
stale peer bumping, and setting the expiration timeout via the IRM
tool.
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This adds more Quality of Service support to Ouroboros. One part is
the network specific characteristics such as bandwidth, delay, ...
The other part is end-to-end QoS like reliability, window based flow
control, ...
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This makes the routing component into a policy since different
approaches may exist to do this, depending on how high the rank of the
DIF is.
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In order to ensure 100% reliable transfer, the protocol state machine
that takes care of retransmission and SDU ordering has to be in the
application. Flow allocation in the normal now uses fds. The PDU_type
field was deprecated and AE's within the DIF can use reserved fds.
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The complete policy will now build a complete graph. Currently a
simple timer is used to check the member list periodically.
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All information passed over the IRMd/IPCP boundary for using IPC
services (flow allocation, registration) is now hashed. This
effectively fixes the shared namespace between DIFs and the IRMDs.
This PR also fixes some API issues (adding const identifiers),
shuffles the include headers a bit and some small bugs.
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A missing else clause was missing in the fast path, causing the PCI to
be shrunk when it should not be. A double free has also been fixed.
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This fixes the bug in handling multiple concurrent flow allocations.
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These solve several bugfixes in the normal.
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The temporary cube parameter must be initialized if a qosspec is
passed to avoid uninitialized values for the qoscube in the prototype.
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Our mailserver was migrated from intec.ugent.be to the central
ugent.be emailserver. This PR updates the header files to reflect this
change as well. Some header files were also homogenized if the
parameters within the functions were badly aligned.
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This refactors the different Application Entities of the normal
IPCP. They all listen to and use the connection manager to establish
new application connections.
This commit also adds a neighbors struct to the normal IPCP. It
contains neighbor structs that contain application
connection. Notifiers can be registered in case a neighbor changes
(added, removed, QoS changed).
The flow manager has an instance of this neighbors struct and listens
to these events to update its flow set. The routing component also
listens to these events so that it can update the FSDB if needed. The
flow manager now also creates the PFF instances and the routing
instances per QoS cube.
The RIB manager also uses this an instance of the neighbors struct and
listens to neighbor events as well.
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This adds the connection manager which allows the different AEs of the
normal IPCP to register with it. An AE can then use the connection
manager to allocate a flow to a neighbor, or to wait for a new
connection from a neighbor.
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By removing authentication as part of CACEP, all policies
disappear. CACEP becomes a policy-free connection establishment
protocol between Application Entities. Authentication can later be
added cleanly as a pure policy function when needed.
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The information passed to CACEP is split between the information about
the connection and the information to be used during the
authentication exchange.
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This changes the address authority to follow a similar approach to
that of the other policies. No function pointers are passed to its
user anymore.
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Moves the definitions of paths in the RIB for the normal IPCP to a
header ribconfig.h to avoid repetition.
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The IPCP will now respond with an ipcp_create_r message when it fails,
informing the IRMd.
Also adds some const qualifiers in the public headers and fixes
some formatting in dev.c.
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This removes the logfile and outputs log messages to the logging
system. The creation of the logfiles (as well as the ap_init() call)
were moved into ipcp_init() to simplify the IPCP creation and
shutdown.
Fixes #25
Fixes #27
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This PR updates the normal IPCP to use the new RIB. The old ribmgr is
removed and replaced by a stub that needs to be implemented. All
components (dir, fmgr, frct) were adapted to the new RIB API. A lot
of functionality was moved outside of the ribmgr, such as the
addr_auth, which is now a component of the IPCP. The address is also
stored to the ipcpi struct. The irm tool has an option to set the gam
policy of the rib manager.
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This allows the selection of a policy for the graph adjacency
manager. Currently we only support constructing a complete graph.
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Copyright is set to 2016 - 2017. License text on includes and sources
in the library are changed to indicate the LGPLv2.1 license.
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This avoids normal ipcps using the flat address policy having a high
probability for picking the same address when created from a script.
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This corrects the license statements on all files. Installed headers
are LGPLv2.1, the rest of the code is GPLv2.
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This fixes several bad cleanups in the normal IPCP when it is shutting
down.
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This adds a directory to the normal IPCP that maps names on IPCP
addresses.
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The release build failed since an assert was optimized out, which
resulted in a unused variable error.
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This addresses some comments after a code review by Dimitri.
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This adds some helper functions to construct pathnames. Users of the
RIB manager may find these handy when constructing RIB objects.
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This changes the way RIB object attributes are set. Previously the
struct was called ro_props and it had to be allocated on the heap. Now
it follows the model of pthreads closely. This commit also changes the
callbacks of the RO subscribers to return void instead of int.
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This will add a check in the flat address policy to see if the address
is in use or not.
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