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Changelog
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2015-06-05 CORE 4.8
* EMANE:
- support for EMANE 0.9.2
- run emane in each container when using EMANE 0.9.2
- support using separate control networks for EMANE OTA and event traffic
* GUI:
- fixed an issue where the adjacency widget lines pointed to old node positions
- fixed an issue where not all EMANE 0.9.x IEEE 802.11 MAC parameter were configurable
- fixed an issue related to running python scripts from the GUI when using tcl/tk version 8.6
- improved batch mode execution to display the check emulation light status
- improved managing multiple sessions
- improved support for using multiple canvases
- added a reload option to the file menu to revert back to a saved scenario
* DAEMON:
- support exporting scenarios in NRL Network Modeling Framework 1.0 XML format
- support importing scenarios in NRL Network Modeling Framework 1.0 XML format
- support exporting the deployed scenario state in NRL NMF XML 1.0 format
- improved EMANE post-startup processing to better synchronize distributed emulations
- improved how addresses are assigned to tun/tap devices
- added support for python state-change callbacks
* SERVICES:
- added mgen sink and mgen actor services
- added oslrv2 and olsr.org services
- added a docker service
* BUILD:
- improved the install/uninstall process
- improved debian and rpm packaging
* BUGFIXES:
- updated the http service for ubuntu 14.04
- improved included examples
- shortened the length of network interface names
- improved how the core system service manages running the core daemon
- fixed an issues related to applying session configuration setting
- improved detecting when a distributed emulation is already running
- improved documentation
2014-08-06 CORE 4.7
* EMANE:
- support for EMANE 0.9.1
- fix error when using Comm Effect model with loss/duplicate string values
- enable flow control in virtual transport if enabled in the MAC model
- fix bug #150 where EMANE event service/address port were not used
* GUI:
- support Tcl/Tk 8.6 when available
- added --(a)ddress and --(p)ort arguments to core-gui command-line
- added File > Execute XML or Python script... option
- added File > Execute Python script with options... menu item
- when executing Python script from GUI, run in background thread, wait for
RUNTIME state
- enter RUNTIME state when start button pressed with empty canvas
- added support for asymmetric link effects
- support link delays up to 274 seconds (netem maximum)
- allow runtime changes of WLAN link effects
* DAEMON:
- set NODE_NAME, NODE_NUMBER, SESSION_SHORT in default vnoded environment
- changed host device naming to use veth, tap prefixes; b.n.SS for bridges
- allow parsing XML files into live running session
- enable link effects between hub/switch and hub/switch connections
- update MDR service to use broadcast interfaces for non-WLAN links
- allow node class to be specified when initializing XML parser
- save and parse canvas origin (reference point) and scale in MP XML
- up/down control script session option
- fix hash calculation used to determine GRE tunnel keys
- use shell script to detach SMF on startup
- added NRL services for mgen sink and nrlolsrv2
- use SDT URL session option
- added core-manage tool for addons to add/remove/check services, models,
and custom node types
* API:
- implement local flag in Execute Message for running host commands
- jitter changed to 64-bit value to align with delay in Link Message
- added unidirectional link flag TLV to Link Message
- added reconfigure event type for re-generating service config files
- return errors in API with failed services
* BUGFIXES:
- fix HTTP service running under Ubuntu
- fixed the following bugs: #150, 169, 188, 220, 225, 230, 231, 242, 244,
247, 248, 250, 251
2013-09-25 CORE 4.6
* NOTE: cored is now core-daemon, and core is now core-gui (for Debian
acceptance)
* NOTE: /etc/init.d/core is now /etc/init.d/core-daemon (for insserv
compatibility)
* EMANE:
- don't start EMANE locally if no local NEMs
- EMANE poststartup() to re-transmit location events during initialization
- added debug port to EMANE options
- added a basic EMANE 802.11 CORE Python script example
- expose transport XML block generation to EmaneModels
- expose NEM entry to the EmaneModel so it can be overridden by a model
- add the control interface bridge prior to starting EMANE, as some models may
- depend on the controlnet functionality
- added EMANE model to CORE converter
- parse lat/long/alt from node messages, for moving nodes using command-line
- fix bug #196 incorrect distance when traversing UTM zones
* GUI:
- added Cut, Copy, and Paste options to the Edit menu
- paste will copy selected services and take care of node and interface
- renumbering
- implement Edit > Find dialog for searching nodes and links
- when copying existing file for a service, perform string replacement of:
- "~", "%SESSION%", "%SESSION_DIR%", "%SESSION_USER%", "%NODE%", "%NODENAME%"
- use CORE_DATA_DIR insteadof LIBDIR
- fix Adjacency Widget to work with OSPFv2 only networks
* BUILD:
- build/packaging improvements for inclusion on Debian
- fix error when running scenario with a mobility script in batch mode
- include Linux kernel patches for 3.8
- renamed core-cleanup.sh to core-cleanup for Debian conformance
- don't always generate man pages from Makefile; new manpages for
coresendmsg and core-daemon
* BUGFIXES:
- don't auto-assign IPv4/IPv6 addresses when none received in Link Messages (session reconnect)
- fixed lock view
- fix GUI spinbox errors for Tk 8.5.8 (RHEL/CentOS 6.2)
- fix broker node count for distributed session entering the RUNTIME state when
- (non-EMANE) WLANs or GreTapBridges are involved;
- fix "file exists" error message when distributed session number is re-used
- and servers file is written
- fix bug #194 configuration dialog too long, make dialog scrollable/resizable
- allow float values for loss and duplicates percent
- fix the following bugs: 166, 172, 177, 178, 192, 194, 196, 201, 202,
205, 206, 210, 212, 213, 214, 221
2013-04-13 CORE 4.5
* GUI:
- improved behavior when starting GUI without daemon, or using File New after connection with daemon is lost
- fix various GUI issues when reconnecting to a session
- support 3D GUI via output to SDT3D
- added "Execute Python script..." entry to the File Menu
- support user-defined terminal program instead of hard-coded xterm
- added session options for "enable RJ45s", "preserve session dir"
- added buttons to the IP Addresses dialog for removing all/selected IPv4/IPv6
- allow sessions with multiple canvases to enter RUNTIME state
- added "--addons" startup mode to pass control to code included from addons dir
- added "Locked" entry to View menu to prevent moving items
- use currently selected node type when invoking a topology generator
- updated throughput plots with resizing, color picker, plot labels, locked scales, and save/load plot configuration with imn file
- improved session dialog
* EMANE:
- EMANE 0.8.1 support with backwards-compatibility for 0.7.4
- extend CommEffect model to generate CommEffect events upon receipt of Link Messages having link effects
* Services:
- updated FTP service with root directory for anonymous users
- added HTTP, PCAP, BIRD, RADVD, and Babel services
- support copying existing files instead of always generating them
- added "Services..." entry to node right-click menu
- added "View" button for side-by-side comparison when copying customized config files
- updated Quagga daemons to wait for zebra.vty VTY file before starting
* General:
- XML import and export
- renamed "cored.py" to "cored", "coresendmsg.py" to "coresendmsg"
- code reorganization and clean-up
- updated XML export to write NetworkPlan, MotionPlan, and ServicePlan within a Scenario tag, added new "Save As XML..." File menu entry
- added script_start/pause/stop options to Ns2ScriptedMobility
- "python" source sub-directory renamed to "daemon"
- added "cored -e" option to execute a Python script, adding its session to the active sessions list, allowing for GUI connection
- support comma-separated list for custom_services_dir in core.conf file
- updated kernel patches for Linux kernel 3.5
- support RFC 6164-style IPv6 /127 addressing
* ns-3:
- integrate ns-3 node location between CORE and ns-3 simulation
- added ns-3 random walk mobility example
- updated ns-3 Wifi example to allow GUI connection and moving of nodes
* fixed the following bugs: 54, 103, 111, 136, 145, 153, 157, 160, 161, 162, 164, 165, 168, 170, 171, 173, 174, 176, 184, 190, 193
2012-09-25 CORE 4.4
* GUI:
- real-time bandwidth plotting tool
- added Wireshark and tshark right-click menu items
- X,Y coordinates shown in the status bar
- updated GUI attribute option to link messages for changing color/width/dash
- added sample IPsec and VPN scenarios, how many nodes script
- added jitter parameter to WLANs
- renamed Experiment menu to Session menu, added session options
- use 'key=value' configuration for services, EMANE models, WLAN models, etc.
- save only service values that have been customized
- copy service parameters from one customized service to another
- right-click menu to start/stop/restart each service
* EMANE:
- EMANE 0.7.4 support
- added support for EMANE CommEffect model and Comm Effect controller GUI
- added support for EMANE Raw Transport when using RJ45 devices
* Services:
- improved service customization; allow a service to define custom Tcl tab
- added vtysh.conf for Quagga service to support 'write mem'
- support scheduled events and services that start N seconds after runtime
- added UCARP service
* Documentation:
- converted the CORE manual to reStructuredText using Sphinx; added Python docs
* General:
- Python code reorganization
- improved cored.py thread locking
- merged xen branch into trunk
- added an event queue to a session with notion of time zero
- added UDP support to cored.py
- use UDP by default in coresendmsg.py; added '-H' option to print examples
- enter a bash shell by default when running vcmd with no arguments
- fixes to distributed emulation entering runtime state
- write 'nodes' file upon session startup
- make session number and other attributes available in environment
- support /etc/core/environment and ~/.core/environment files
- added Ns2ScriptedMobility model to Python, removed from the GUI
- namespace nodes mount a private /sys
- fixed the following bugs: 80, 81, 84, 99, 104, 109, 110, 122, 124, 131, 133, 134, 135, 137, 140, 143, 144, 146, 147, 151, 154, 155
2012-03-07 CORE 4.3
* EMANE 0.7.2 and 0.7.3 support
* hook scripts: customize actions at any of six different session states
* Check Emulation Light (CEL) exception feedback system
* added FTP and XORP services, and service validate commands
* services can flag when customization is required
* Python classes to support ns-3 simulation experiments
* write state, node X,Y position, and servers to pycore session dir
* removed over 9,000 lines of unused GUI code
* performance monitoring script
* batch mode improvements and --closebatch option
* export session to EmulationScript XML files
* basic range model moved from GUI to Python, supports 3D coordinates
* improved WLAN dialog with tabs
* added PhysicalNode class for joining real nodes with emulated networks
* fixed the following bugs: 50, 75, 76, 79, 82, 83, 85, 86, 89, 90, 92, 94, 96, 98, 100, 112, 113, 116, 119, 120
2011-08-19 CORE 4.2
* EMANE 0.7.1 support
- support for Bypass model, Universal PHY, logging, realtime
* configurable MAC addresses
* control interfaces (backchannel between node and host)
* service customization dialog improved (tabbed)
* new testing scripts for MDR and EMANE performance testing
* improved upgrading of old imn files
* new coresendmsg.py utility (deprecates libcoreapi and coreapisend)
* new security services, custom service becomes UserDefined
* new services and Python scripting chapters in manual
* fixes to distributed emulation, linking tunnels/RJ45s with WLANs/hubs/switches
* fixed the following bugs: 18, 32, 34, 38, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 52, 53, 55, 57, 58, 60, 62, 64, 65, 66, 68, 71, 72, 74
2011-01-05 CORE 4.1
* new icons for toolbars and nodes
* node services introduced, node models deprecated
* customizable node types
* traffic flow editor with MGEN support
* user configs moved from /etc/core/`*` to ~/.core/
* allocate addresses from custom IPv4/IPv6 prefixes
* distributed emulation using GRE tunnels
* FreeBSD 8.1 now uses cored.py
* EMANE 0.6.4 support
* numerous bugfixes
2010-08-17 CORE 4.0
* Python framework with Linux network namespace (netns) support (Linux netns is now the primary supported platform)
* ability to close the GUI and later reconnect to a running session (netns only)
* EMANE integration (netns only)
* new topology generators, host file generator
* user-editable Observer Widgets
* use of /etc/core instead of /usr/local/etc/core
* various bugfixes
2009-09-15 CORE 3.5
2009-06-23 CORE 3.4
2009-03-11 CORE 3.3