Changes for page TCP Communication

Last modified by csp on 2025/01/30 12:05
<
From version < 11.1 >
edited by nbw
on 2014/07/10 18:36
To version < 40.1 >
edited by csp
on 2014/08/19 13:20
>
Change comment: train has currentDestination attribute

Summary

Details

Page properties
Author
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1 -XWiki.nbw
1 +XWiki.csp
Content
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2 2  
3 3  {{toc/}}
4 4  
5 -
6 -
7 -{{status colour="Red" title="Work in progress - Might bE subject to change"/}}
8 -
9 9  Both the controller and the client GUI send their data as JSON Objects.
10 10  In JSON every Object is an unordered set of key/value pairs. The values of these pairs can be a JSON Object, a JSON Array or a primitive value (integer, string, boolean or null).
11 11  For more information or a complete grammar see [[http:~~/~~/www.json.org/>>url:http://www.json.org/||shape="rect"]].
... ... @@ -31,17 +31,22 @@
31 31  * **cleanup** - true after cleanup mode has been engaged, false before that point
32 32  * **pause** - true while the controller is paused, false otherwise
33 33  * **trainCount** - an integer with the number of active trains on the railway
34 -* **trains** - a JSON Array with the data of all trains, each entry is a JSON Object with these values\\
35 -** **trainNum** - the individual controller number of the train
36 -** **waiting** - boolean value, true if the train is waiting in a station, false otherwise 
37 -** **{{status colour="Green" title="NEW"/}}waitTime** - (integer) timestamp, when the train is allowed to depart, should only be interpreted if **waiting** is true 
38 -** **{{status colour="Green" title="NEW"/}}spdSlow** - the integer PWM value of this train while driving slow
39 -** **spdCaution** - the integer PWM value of this train while driving caution
40 -** **spdNormal** - the integer PWM value of this train while driving normally
41 -** **currentIndex** -an integer describing the current position in the schedule
42 -** (((
43 -**schedule** - a JSON Array of integer values, representing the station tracks, encoded in the following fashion
30 +* (((
31 +**trains** - a JSON Array with the data of all trains, each entry is a JSON Object with these values* **state** - integer value for current train state (0 = travelling, 1 = waiting, 2 = travelling until next station, 3 = forced wait, 4 = no schedule)
32 +* **waitTime** - (integer) remaining milliseconds until departure (0 if not waiting)
33 +* **spdSlow** - the integer PWM value of this train while driving slow
34 +* **spdCaution** - the integer PWM value of this train while driving caution
35 +* **spdNormal** - the integer PWM value of this train while driving normally
36 +* **stationTimes** - a flat array of the form [station1_minTime, station1_maxTime, station2_minTime, station2_maxTime, ...]. The order of the stations is defined by the order in the table below but the KH (reverse) tracks are omitted.
37 +* **currentIndex** - an integer describing the current position in the schedule
38 +* (((
39 +**schedule** - a JSON Array of integer values, representing the station tracks, encoded in the following fashion
40 +)))
41 +* (((
42 +**currentDestination** - the current destination track, encoded in the following fashion 
44 44  
44 +{{status colour="Green" title="NEW"/}}
45 +
45 45  |=(((
46 46  Number
47 47  )))|=(((
... ... @@ -64,75 +64,75 @@
64 64  Track
65 65  )))
66 66  |(((
67 -1
68 +9
68 68  )))|(((
69 69  KH_ST_1
70 70  )))|(% colspan="1" %)(% colspan="1" %)
71 71  (((
72 -6
73 +17
73 73  )))|(% colspan="1" %)(% colspan="1" %)
74 74  (((
75 75  KH_ST_1 (reverse)
76 76  )))|(((
77 -11
78 +25
78 78  )))|(((
79 -IC_ST_3
80 +IC_ST_1
80 80  )))|(% colspan="1" %)(% colspan="1" %)
81 81  (((
82 -14
83 +33
83 83  )))|(% colspan="1" %)(% colspan="1" %)
84 84  (((
85 -OC_ST_3
86 +OC_ST_1
86 86  )))
87 87  |(((
88 -2
89 +10
89 89  )))|(((
90 90  KH_ST_2
91 91  )))|(% colspan="1" %)(% colspan="1" %)
92 92  (((
93 -7
94 +18
94 94  )))|(% colspan="1" %)(% colspan="1" %)
95 95  (((
96 96  KH_ST_2 (reverse)
97 97  )))|(((
98 -12
99 +26
99 99  )))|(((
100 100  IC_ST_2
101 101  )))|(% colspan="1" %)(% colspan="1" %)
102 102  (((
103 -15
104 +34
104 104  )))|(% colspan="1" %)(% colspan="1" %)
105 105  (((
106 106  OC_ST_2
107 107  )))
108 108  |(((
109 -3
110 +11
110 110  )))|(((
111 111  KH_ST_3
112 112  )))|(% colspan="1" %)(% colspan="1" %)
113 113  (((
114 -8
115 +19
115 115  )))|(% colspan="1" %)(% colspan="1" %)
116 116  (((
117 117  KH_ST_3 (reverse)
118 118  )))|(((
119 -13
120 +27
120 120  )))|(((
121 -IC_ST_1
122 +IC_ST_3
122 122  )))|(% colspan="1" %)(% colspan="1" %)
123 123  (((
124 -16
125 +35
125 125  )))|(% colspan="1" %)(% colspan="1" %)
126 126  (((
127 -OC_ST_1
128 +OC_ST_3
128 128  )))
129 129  |(((
130 -4
131 +12
131 131  )))|(((
132 132  KH_ST_4
133 133  )))|(% colspan="1" %)(% colspan="1" %)
134 134  (((
135 -9
136 +20
136 136  )))|(% colspan="1" %)(% colspan="1" %)
137 137  (((
138 138  KH_ST_4 (reverse)
... ... @@ -148,12 +148,12 @@
148 148  
149 149  )))
150 150  |(((
151 -5
152 +13
152 152  )))|(((
153 153  KH_ST_5
154 154  )))|(% colspan="1" %)(% colspan="1" %)
155 155  (((
156 -10
157 +21
157 157  )))|(% colspan="1" %)(% colspan="1" %)
158 158  (((
159 159  KH_ST_5 (reverse)
... ... @@ -169,40 +169,56 @@
169 169  
170 170  )))
171 171  )))
173 +)))
172 172  * **locks** - a JSON Array containing the current value of the track permissions, ordered by the default encoding (Hoermann API)
175 +* **tickTime** - Time consumption of tick function in milliseconds. 3 element double-array [min,avg,max].
176 +* **overallTime** -  Time consumption of overall controller loop in milliseconds. 3 element double-array [min,avg,max].
173 173  
178 +
179 +
174 174  {{code title="Sample status" language="js" collapse="true"}}
175 175  {"msgType":"status",
176 - "data":{
177 - "debug":false,
178 - "cleanup":false,
179 - "pause":false,
180 - "trainCount":8,
181 - "trains":[
182 - {"trainNum":0, "waiting":false, "waitTime":0, "spdSlow":40, "spdCaution":60, "spdNormal":100, "currentIndex":2, "schedule":[8, 10, 25, 29, 41, 43]},
183 - {"trainNum":1, "waiting":true, "waitTime":1234545667, "spdSlow":50, "spdCaution":70, "spdNormal":100, "currentIndex":0, "schedule":[8]},
184 - ... ],
185 - "locks":[-1, -1, -1, 5, -1, -1, 2, 10, -1, -1, ..., -1]}}
186 -
182 +"data":{
183 + "debug":false,
184 + "cleanup":false,
185 + "pause":false,
186 + "trainCount":8,
187 + "trains":[
188 + {"state":3,"waitTime":0,"spdSlow":40,"spdCaution":60,"spdNormal":100,"stationTimes":[5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10],"currentIndex":1,"schedule":[9,13,17,21,25,27,33,35],"currentDestination":9},
189 + {"state":1,"waitTime":2500,"spdSlow":41,"spdCaution":61,"spdNormal":101,"stationTimes":[5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10],"currentIndex":2,"schedule":[9,13,17,21,25,27,33,35],"currentDestination":13},
190 + {"state":0,"waitTime":0,"spdSlow":42,"spdCaution":62,"spdNormal":102,"stationTimes":[5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10],"currentIndex":3,"schedule":[9,13,17,21,25,27,33,35],"currentDestination":13},
191 + {"state":0,"waitTime":0,"spdSlow":43,"spdCaution":63,"spdNormal":103,"stationTimes":[5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10],"currentIndex":4,"schedule":[9,13,17,21,25,27,33,35],"currentDestination":13},
192 + {"state":0,"waitTime":0,"spdSlow":44,"spdCaution":64,"spdNormal":104,"stationTimes":[5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10],"currentIndex":5,"schedule":[9,13,17,21,25,27,33,35],"currentDestination":27},
193 + {"state":1,"waitTime":10000,"spdSlow":45,"spdCaution":65,"spdNormal":105,"stationTimes":[5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10],"currentIndex":6,"schedule":[9,13,17,21,25,27,33,35],"currentDestination":9},
194 + {"state":2,"waitTime":0,"spdSlow":46,"spdCaution":66,"spdNormal":106,"stationTimes":[5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10],"currentIndex":7,"schedule":[9,13,17,21,25,27,33,35],"currentDestination":10},
195 + {"state":0,"waitTime":0,"spdSlow":47,"spdCaution":67,"spdNormal":107,"stationTimes":[5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10],"currentIndex":4,"schedule":[9,13,17,21,25,27,33,35],"currentDestination":21}
196 + ],
197 + "locks":[-1,-1,-1,-1,-1,0,-1,-1,2,-1,-1,1,1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,4,-1,-1,-1,-1,-1,5,-1,-1,-1,3,3,7,7,-1,-1,-1,-1,-1,-1,6,-1,-1],
198 + "tickTime":[50,60,70],
199 + "overallTime":[70,80,90]}}
187 187  [One line to test via netcat]
188 -{"msgType":"status", "data":{"debug":false, "cleanup":false, "pause":false, "trainCount":8, "trains":[ {"trainNum":0, "waiting":false, "waitTime":0, "spdSlow":40, "spdCaution":60, "spdNormal":100, "currentIndex":2, "schedule":[1, 1, 11, 14, 6]}, {"trainNum":1, "waiting":true, "waitTime":9999999999, "spdSlow":51, "spdCaution":71, "spdNormal":101, "currentIndex":0, "schedule":[2, 1, 11, 14, 6]}, {"trainNum":2, "waiting":false, "waitTime":0, "spdSlow":52, "spdCaution":72, "spdNormal":102, "currentIndex":1, "schedule":[3, 1, 11, 14, 6]}, {"trainNum":3, "waiting":false, "waitTime":0, "spdSlow":53, "spdCaution":73, "spdNormal":103, "currentIndex":1, "schedule":[4, 1, 11, 14, 6]}, {"trainNum":4, "waiting":false, "waitTime":0, "spdSlow":54, "spdCaution":74, "spdNormal":104, "currentIndex":2, "schedule":[5, 1, 11, 14, 6]}, {"trainNum":5, "waiting":false, "waitTime":0, "spdSlow":55, "spdCaution":75, "spdNormal":105, "currentIndex":3, "schedule":[6, 1, 11, 14, 6]}, {"trainNum":6, "waiting":false, "waitTime":0, "spdSlow":56, "spdCaution":76, "spdNormal":106, "currentIndex":1, "schedule":[7, 1, 11, 14, 6]}, {"trainNum":7, "waiting":false, "waitTime":0, "spdSlow":57, "spdCaution":77, "spdNormal":107, "currentIndex":0, "schedule":[8, 1, 11, 14, 6]}], "locks":[-1, -1, -1, 5, -1, -1, 2, 3, -1, -1, -1, -1, 6, -1, -1, -1, -1, -1, -1, 4, -1, -1, -1, -1, 0, -1, -1, -1, -1, -1, -1, -1, 1, -1, -1, -1, -1, -1, -1, -1, -1, 7, -1, -1, -1, -1, -1, -1]}}
201 +{"msgType":"status","data":{"debug":false,"cleanup":false,"pause":false,"trainCount":8,"trains":[{"state":3,"waitTime":0,"spdSlow":40,"spdCaution":60,"spdNormal":100,"stationTimes":[5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10],"currentIndex":1,"schedule":[9,13,17,21,25,27,33,35],"currentDestination":9},{"state":1,"waitTime":2500,"spdSlow":41,"spdCaution":61,"spdNormal":101,"stationTimes":[5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10],"currentIndex":2,"schedule":[9,13,17,21,25,27,33,35],"currentDestination":13},{"state":0,"waitTime":0,"spdSlow":42,"spdCaution":62,"spdNormal":102,"stationTimes":[5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10],"currentIndex":3,"schedule":[9,13,17,21,25,27,33,35],"currentDestination":13},{"state":0,"waitTime":0,"spdSlow":43,"spdCaution":63,"spdNormal":103,"stationTimes":[5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10],"currentIndex":4,"schedule":[9,13,17,21,25,27,33,35],"currentDestination":13},{"state":0,"waitTime":0,"spdSlow":44,"spdCaution":64,"spdNormal":104,"stationTimes":[5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10],"currentIndex":5,"schedule":[9,13,17,21,25,27,33,35],"currentDestination":27},{"state":1,"waitTime":10000,"spdSlow":45,"spdCaution":65,"spdNormal":105,"stationTimes":[5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10],"currentIndex":6,"schedule":[9,13,17,21,25,27,33,35],"currentDestination":9},{"state":2,"waitTime":0,"spdSlow":46,"spdCaution":66,"spdNormal":106,"stationTimes":[5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10],"currentIndex":7,"schedule":[9,13,17,21,25,27,33,35],"currentDestination":10},{"state":0,"waitTime":0,"spdSlow":47,"spdCaution":67,"spdNormal":107,"stationTimes":[5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10,5,10],"currentIndex":4,"schedule":[9,13,17,21,25,27,33,35],"currentDestination":21}],"locks":[-1,-1,-1,-1,-1,0,-1,-1,2,-1,-1,1,1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,4,-1,-1,-1,-1,-1,5,-1,-1,-1,3,3,7,7,-1,-1,-1,-1,-1,-1,6,-1,-1],"tickTime":[50,60,70],"overallTime":[70,80,90]}}
189 189  {{/code}}
190 190  
191 191  == Messages received by controller ==
192 192  
193 -* Every message must contain the key **command**.
194 -* Depending on the command, additional keys might be required.
206 +* Every message must contain the keys **command **and **data**.
207 +* Valid values for **command **are the following uppercase commands.
208 +* Depending on the command, the **data**-object contains the described infos.
209 +** If a command doesn't require any additional information, the data-object may be omitted or empty.
195 195  
196 196  === Valid commands ===
197 197  
213 +* //STATUS// - Poll for the current status, should trigger a status reply message
198 198  * //SHUTDOWN// - Causing the controller to end the program and close all sockets
199 199  * //LOGOUT// - Closing the connection, leaving the controller running
200 -* //STATUS// - Poll for the current status, should trigger a status reply message
216 +* //PAUSE// - suspend or resume the controller, must supply additional payload
217 +** **state** - boolean value, true if controller should be suspended
201 201  * //CLEANUP// - Start the cleanup procedure, sending the trains back to their home tacks
202 202  * //DEBUG// - enable or disable verbose output, must supply additional payload
203 203  ** **state** - boolean value, true if verbose output should be activated
204 -* //PAUSE// - suspend or resume the controller, must supply additional payload
205 -** **state** - boolean value, true if controller should be suspended
221 +* //ECHO// - Prints message as log message on the server (will be broadcasted to all clients)\\
222 +** **message** - string, message text
206 206  * //LIGHT// - activate or deactivate the lights on the railway, must supply additional payload\\
207 207  ** **state** - boolean value, true if lights should be lit
208 208  * //WAIT// - Force a train to wait in the next station, must supply additional payload
... ... @@ -213,11 +213,9 @@
213 213  ** **train** - integer train identification
214 214  ** **currentIndex** - current integer position in the schedule array
215 215  ** **tracks** - a JSON Array of integer values, representing the station tracks in encoding above
216 -* //SPEED// - Change the speed settings of a train, needs additional payload
233 +* //SPEED //- Change the speed settings of a train, needs additional payload
217 217  ** **train** - integer train identification
218 218  ** **speeds** - JSON Array with three integer values (% class="confluence-link" %)spdSlow, spdCaution, spdNormal
219 219  * //TIME// - Change the waiting times for a train
220 220  ** **train** - integer train identification
221 -** **times** -
222 -
223 -{{status colour="Yellow" title="Define a format for this"/}}
238 +**times** - a flat array of the form [station1_minTime, station1_maxTime, station2_minTime, station2_maxTime, ...]. The order of the stations is defined by the order in the table above but the KH (reverse) tracks are omitted.
Confluence.Code.ConfluencePageClass[0]
Id
... ... @@ -1,1 +1,1 @@
1 -9471534
1 +9471739
URL
... ... @@ -1,1 +1,1 @@
1 -https://rtsys.informatik.uni-kiel.de/confluence//wiki/spaces/SS14Railway/pages/9471534/TCP Communication
1 +https://rtsys.informatik.uni-kiel.de/confluence//wiki/spaces/SS14Railway/pages/9471739/TCP Communication

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