1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
|
/*
* Copyright (C) 2016 "IoT.bzh"
* Author Fulup Ar Foll <fulup@iot.bzh>
* Author Romain Forlot <romain@iot.bzh>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define _GNU_SOURCE
#include <stdio.h>
#include <string.h>
#include <time.h>
#include <afb/afb-binding.h>
#include "harvester-binding.h"
// Config Section definition (note: controls section index should match handle
// retrieval in HalConfigExec)
static CtlSectionT ctrlSections[] = {
{.key = "plugins" , .loadCB = PluginConfig},
{.key = "onload" , .loadCB = OnloadConfig},
{.key = "controls", .loadCB = ControlConfig},
{.key = "events" , .loadCB = EventConfig},
{.key = NULL}
};
static void ctrlapi_ping(afb_req_t request) {
static int count = 0;
count++;
AFB_REQ_NOTICE(request, "Controller:ping count=%d", count);
afb_req_success(request, json_object_new_int(count), NULL);
return;
}
static void ctrlapi_auth(afb_req_t request)
{
afb_req_session_set_LOA(request, 1);
afb_req_success(request, NULL, NULL);
}
static afb_verb_t CtrlApiVerbs[] = {
/* VERB'S NAME FUNCTION TO CALL SHORT DESCRIPTION */
{.verb = "ping", .callback = ctrlapi_ping, .info = "ping test for API"},
{.verb = "auth", .callback = ctrlapi_auth, .info = "Authenticate session to raise Level Of Assurance of the session"},
{.verb = NULL} /* marker for end of the array */
};
static int CtrlLoadStaticVerbs(afb_dynapi *apiHandle, afb_verb_t *verbs) {
int errcount = 0;
for (int idx = 0; verbs[idx].verb; idx++) {
errcount += afb_dynapi_add_verb(
apiHandle, CtrlApiVerbs[idx].verb, NULL, CtrlApiVerbs[idx].callback,
(void *)&CtrlApiVerbs[idx], CtrlApiVerbs[idx].auth, 0);
}
return errcount;
};
static int CtrlInitOneApi(afb_api_t apiHandle) {
int err = 0;
// retrieve section config from api handle
CtlConfigT *ctrlConfig = (CtlConfigT *)afb_dynapi_get_userdata(apiHandle);
err = CtlConfigExec(apiHandle, ctrlConfig);
if(err) {
AFB_API_ERROR(apiHandle, "Error at CtlConfigExec step");
return err;
}
return err;
}
// next generation dynamic API-V3 mode
#include <signal.h>
static int CtrlLoadOneApi(void *cbdata, afb_api_t apiHandle) {
CtlConfigT *ctrlConfig = (CtlConfigT *)cbdata;
// save closure as api's data context
afb_dynapi_set_userdata(apiHandle, ctrlConfig);
// add static controls verbs
int err = CtrlLoadStaticVerbs(apiHandle, CtrlApiVerbs);
if (err) {
AFB_API_ERROR(apiHandle, "CtrlLoadSection fail to register static V2 verbs");
return ERROR;
}
// load section for corresponding API
err = CtlLoadSections(apiHandle, ctrlConfig, ctrlSections);
// declare an event event manager for this API;
afb_dynapi_on_event(apiHandle, CtrlDispatchApiEvent);
// init API function (does not receive user closure ???
afb_dynapi_on_init(apiHandle, CtrlInitOneApi);
afb_dynapi_seal(apiHandle);
return err;
}
int afbBindingEntry(afb_dynapi *apiHandle) {
AFB_API_NOTICE(apiHandle, "Controller in afbBindingVdyn");
const char *dirList = getenv("CONTROL_CONFIG_PATH");
if (!dirList)
dirList = CONTROL_CONFIG_PATH;
const char *configPath = CtlConfigSearch(apiHandle, dirList, "");
if (!configPath) {
AFB_API_ERROR(apiHandle, "CtlPreInit: No %s* config found in %s ", GetBinderName(), dirList);
return ERROR;
}
// load config file and create API
CtlConfigT *ctrlConfig = CtlLoadMetaData(apiHandle, configPath);
if (!ctrlConfig) {
AFB_API_ERROR(apiHandle,
"CtrlBindingDyn No valid control config file in:\n-- %s",
configPath);
return ERROR;
}
if (!ctrlConfig->api) {
AFB_API_ERROR(apiHandle,
"CtrlBindingDyn API Missing from metadata in:\n-- %s",
configPath);
return ERROR;
}
AFB_API_NOTICE(apiHandle, "Controller API='%s' info='%s'", ctrlConfig->api,
ctrlConfig->info);
// create one API per config file (Pre-V3 return code ToBeChanged)
int status = afb_dynapi_new_api(apiHandle, ctrlConfig->api, ctrlConfig->info, 1, CtrlLoadOneApi, ctrlConfig);
return status;
}
|
