2 This file is part of GNUnet.
3 (C) 2009 Christian Grothoff (and other contributing authors)
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6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
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11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
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16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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22 * @file experimentation/gnunet-daemon-experimentation.h
23 * @brief experimentation daemon
24 * @author Christian Grothoff
25 * @author Matthias Wachs
28 #include "gnunet_getopt_lib.h"
29 #include "gnunet_util_lib.h"
30 #include "gnunet_core_service.h"
31 #include "gnunet_statistics_service.h"
35 * Timeout between request and expected response
37 #define EXP_RESPONSE_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
40 * Default experiment frequency
42 #define EXP_DEFAULT_EXP_FREQ GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 6)
45 * Default experiment duration
47 #define EXP_DEFAULT_EXP_DUR GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
50 * Statistics handle shared between components
52 extern struct GNUNET_STATISTICS_Handle *GSE_stats;
56 * Configuration handle shared between components
58 extern struct GNUNET_CONFIGURATION_Handle *GSE_cfg;
62 * Capability value shared between components
64 extern uint32_t GSE_node_capabilities;
67 extern uint32_t GSE_my_issuer_count;
69 extern struct Experimentation_Issuer *GSE_my_issuer;
72 * Capabilities a node has or an experiment requires
74 enum GNUNET_EXPERIMENTATION_capabilities
80 PLUGIN_HTTP_CLIENT = 8,
81 PLUGIN_HTTP_SERVER = 16,
82 PLUGIN_HTTPS_CLIENT = 32,
83 PLUGIN_HTTPS_SERVER = 64,
91 * Struct to store information about a specific experiment
96 /* ----------------- */
99 /* Experiment issuer */
100 struct GNUNET_PeerIdentity issuer;
102 /* Experiment version as timestamp of creation */
103 struct GNUNET_TIME_Absolute version;
108 /* Required capabilities */
109 uint32_t required_capabilities;
111 /* Experiment timing */
112 /* ----------------- */
114 /* When to start experiment */
115 struct GNUNET_TIME_Absolute start;
117 /* When to end experiment */
118 struct GNUNET_TIME_Absolute stop;
120 /* How often to run experiment */
121 struct GNUNET_TIME_Relative frequency;
123 /* How long to run each execution */
124 struct GNUNET_TIME_Relative duration;
127 /* Experiment itself */
128 /* ----------------- */
135 * A experimentation node
142 struct GNUNET_PeerIdentity id;
145 * Task for response timeout
147 GNUNET_SCHEDULER_TaskIdentifier timeout_task;
150 * Core transmission handle
152 struct GNUNET_CORE_TransmitHandle *cth;
157 uint32_t capabilities;
159 /* Experiment version as timestamp of creation */
160 struct GNUNET_TIME_Absolute version;
162 uint32_t issuer_count;
165 * Array of fssuer ids
167 struct GNUNET_PeerIdentity *issuer_id;
169 struct ExperimentStartCtx *e_req_head;
170 struct ExperimentStartCtx *e_req_tail;
173 struct Experimentation_Issuer
175 struct GNUNET_PeerIdentity issuer_id;
179 * Experimentation request message
180 * Used to detect experimentation capability
182 * This struct is followed by issuer identities:
183 * (issuer_count * struct Experimentation_Request_Issuer)
186 struct Experimentation_Request
188 struct GNUNET_MessageHeader msg;
190 uint32_t capabilities;
192 uint32_t issuer_count;
196 * Experimentation response message
197 * Sent if peer is running the daemon
199 * This struct is followed by issuer identities:
200 * (issuer_count * struct Experimentation_Request_Issuer)
202 struct Experimentation_Response
204 struct GNUNET_MessageHeader msg;
206 uint32_t capabilities;
208 uint32_t issuer_count;
212 GED_nodes_rts (struct Node *n);
215 GED_nodes_request_start (struct Node *n, struct Experiment *e);
219 * Start the nodes management
226 * Stop the nodes management
233 * Print a single capability value
235 * @param cap capability value
236 * @return the string to print
239 GED_capability_to_str (uint32_t cap);
243 * Are the capabilities provided?
245 * @param have bitstring containing the provided capabilities
246 * @param desired bitstring containing the desired capabilities\
247 * @return GNUNET_YES or GNUNET_NO
250 GED_capabilities_have (uint32_t have, uint32_t desired);
254 * Start the detecting capabilities
257 GED_capabilities_start ();
261 * Stop the detecting capabilities
264 GED_capabilities_stop ();
268 * Start experiments management
270 * @return GNUNET_YES or GNUNET_NO
273 GED_experiments_issuer_accepted (struct GNUNET_PeerIdentity *issuer_ID);
276 typedef void (*GNUNET_EXPERIMENTATION_experiments_get_cb) (struct Node *n, struct Experiment *e);
279 GED_experiments_get (struct Node *n,
280 struct GNUNET_PeerIdentity *issuer,
281 GNUNET_EXPERIMENTATION_experiments_get_cb get_cb);
284 * Start experiments management
286 * @return GNUNET_OK on success, GNUNET_SYSERR on error
289 GED_experiments_start ();
293 * Stop experiments management
296 GED_experiments_stop ();
299 * Handle a START message from a remote node
302 * @param e the experiment
305 GED_scheduler_handle_start (struct Node *n, struct Experiment *e);
309 * Handle a START_ACL message from a remote node
312 * @param e the experiment
315 GED_scheduler_handle_start_ack (struct Node *n, struct Experiment *e);
318 * Handle a STOP message from a remote node
321 * @param e the experiment
324 GED_scheduler_handle_stop (struct Node *n, struct Experiment *e);
328 * Start the scheduler component
331 GED_scheduler_add (struct Node *n, struct Experiment *e);
334 * Start the scheduler component
337 GED_scheduler_start ();
341 * Stop the scheduler component
344 GED_scheduler_stop ();
348 * Start the storage component
351 GED_storage_start ();
356 * Stop the storage component
362 /* end of gnunet-daemon-experimentation.h */