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
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
|
/*
** Zabbix
** Copyright (C) 2001-2021 Zabbix SIA
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**/
#include "zbxipcservice.h"
#include "zbxjson.h"
#include "zbxrtc.h"
#include "rtc.h"
extern int CONFIG_TIMEOUT;
/******************************************************************************
* *
* Function: rtc_parse_log_level_parameter *
* *
* Purpose: parse loglevel runtime control option *
* *
* Parameters: opt - [IN] the runtime control option *
* len - [IN] the runtime control option length without *
* parameter *
* data - [OUT] the runtime control option result *
* error - [OUT] error message *
* *
* Return value: SUCCEED - the runtime control option was processed *
* FAIL - otherwise *
* *
******************************************************************************/
static int rtc_parse_log_level_parameter(const char *opt, size_t len, char **data, char **error)
{
struct zbx_json j;
const char *proc_name;
int pid = 0, proc_num = 0, proc_type = ZBX_PROCESS_TYPE_UNKNOWN;
if (SUCCEED != zbx_rtc_parse_loglevel_option(opt, len, &pid, &proc_type, &proc_num, error))
return FAIL;
if (0 != pid)
{
zbx_json_init(&j, 1024);
zbx_json_addint64(&j, ZBX_PROTO_TAG_PID, pid);
goto finish;
}
if (ZBX_PROCESS_TYPE_UNKNOWN == proc_type)
return SUCCEED;
proc_name = get_process_type_string((unsigned char)proc_type);
zbx_json_init(&j, 1024);
zbx_json_addstring(&j, ZBX_PROTO_TAG_PROCESS_NAME, proc_name, ZBX_JSON_TYPE_STRING);
if (0 != proc_num)
zbx_json_addint64(&j, ZBX_PROTO_TAG_PROCESS_NUM, proc_num);
finish:
*data = zbx_strdup(NULL, j.buffer);
zbx_json_clean(&j);
return SUCCEED;
}
/******************************************************************************
* *
* Function: rtc_parse_options *
* *
* Purpose: parse runtime control options and create a runtime control *
* message *
* *
* Parameters: opt - [IN] the command line argument *
* program_type - [IN] the program type *
* message - [OUT] the message containing options for log *
* level change or cache reload *
* *
* Return value: SUCCEED - the message was created successfully *
* FAIL - an error occurred *
* *
******************************************************************************/
static int rtc_parse_options(const char *opt, zbx_uint32_t *code, char **data, char **error)
{
if (0 == strncmp(opt, ZBX_LOG_LEVEL_INCREASE, ZBX_CONST_STRLEN(ZBX_LOG_LEVEL_INCREASE)))
{
*code = ZBX_RTC_LOG_LEVEL_INCREASE;
return rtc_parse_log_level_parameter(opt, ZBX_CONST_STRLEN(ZBX_LOG_LEVEL_INCREASE), data, error);
}
if (0 == strncmp(opt, ZBX_LOG_LEVEL_DECREASE, ZBX_CONST_STRLEN(ZBX_LOG_LEVEL_DECREASE)))
{
*code = ZBX_RTC_LOG_LEVEL_DECREASE;
return rtc_parse_log_level_parameter(opt, ZBX_CONST_STRLEN(ZBX_LOG_LEVEL_DECREASE), data, error);
}
if (0 == strcmp(opt, ZBX_CONFIG_CACHE_RELOAD))
{
*code = ZBX_RTC_CONFIG_CACHE_RELOAD;
return SUCCEED;
}
if (0 == strcmp(opt, ZBX_HOUSEKEEPER_EXECUTE))
{
*code = ZBX_RTC_HOUSEKEEPER_EXECUTE;
return SUCCEED;
}
if (0 == strcmp(opt, ZBX_SNMP_CACHE_RELOAD))
{
#ifdef HAVE_NETSNMP
*code = ZBX_RTC_SNMP_CACHE_RELOAD;
return SUCCEED;
#else
*error = zbx_strdup(NULL, "invalid runtime control option - no SNMP support enabled");
return FAIL;
#endif
}
if (0 == strncmp(opt, ZBX_DIAGINFO, ZBX_CONST_STRLEN(ZBX_DIAGINFO)))
{
const char *param = opt + ZBX_CONST_STRLEN(ZBX_DIAGINFO);
if ('=' == *param)
param++;
else if ('\0' == *param)
param = "all";
else
param = NULL;
if (NULL != param)
{
struct zbx_json j;
*code = ZBX_RTC_DIAGINFO;
zbx_json_init(&j, 1024);
zbx_json_addstring(&j, ZBX_PROTO_TAG_SECTION, param, ZBX_JSON_TYPE_STRING);
*data = zbx_strdup(NULL, j.buffer);
zbx_json_clean(&j);
return SUCCEED;
}
}
return SUCCEED;
}
/******************************************************************************
* *
* Function: zbx_rtc_process *
* *
* Purpose: process runtime control option and print result *
* *
* Parameters: opt - [IN] the runtime control option *
* error - [OUT] error message *
* *
* Return value: SUCCEED - the runtime control option was processed *
* FAIL - otherwise *
* *
******************************************************************************/
int zbx_rtc_process(const char *option, char **error)
{
zbx_uint32_t code = ZBX_RTC_UNKNOWN, size = 0;
char *data = NULL;
unsigned char *result = NULL;
int ret;
if (SUCCEED != rtc_parse_options(option, &code, &data, error))
return FAIL;
if (ZBX_RTC_UNKNOWN == code)
{
if (SUCCEED != rtc_parse_options_ex(option, &code, &data, error))
return FAIL;
if (ZBX_RTC_UNKNOWN == code)
{
*error = zbx_dsprintf(NULL, "unknown option \"%s\"", option);
return FAIL;
}
}
if (NULL != data)
size = (zbx_uint32_t)strlen(data) + 1;
if (SUCCEED == (ret = zbx_ipc_async_exchange(ZBX_IPC_SERVICE_RTC, code, CONFIG_TIMEOUT, (unsigned char *)data,
size, &result, error)))
{
if (NULL != result)
{
printf("%s", result);
zbx_free(result);
}
else
printf("No response\n");
}
zbx_free(data);
return ret;
}
int zbx_rtc_open(zbx_ipc_async_socket_t *asocket, int timeout, char **error)
{
if (FAIL == zbx_ipc_async_socket_open(asocket, ZBX_IPC_SERVICE_RTC, timeout, error))
return FAIL;
return SUCCEED;
}
/******************************************************************************
* *
* Function: zbx_rtc_notify_config_sync *
* *
* Purpose: notify RTC service about finishing initial configuration sync *
* *
* Parameters: error - [OUT] error message *
* *
* Return value: SUCCEED - the notification was sent successfully *
* FAIL - otherwise *
* *
******************************************************************************/
int zbx_rtc_notify_config_sync(char **error)
{
zbx_ipc_socket_t sock;
int ret;
if (FAIL == zbx_ipc_socket_open(&sock, ZBX_IPC_SERVICE_RTC, CONFIG_TIMEOUT, error))
return FAIL;
if (FAIL == (ret = zbx_ipc_socket_write(&sock, ZBX_RTC_CONFIG_SYNC_NOTIFY, NULL, 0)))
*error = zbx_strdup(NULL, "failed to send message");
zbx_ipc_socket_close(&sock);
return ret;
}
|