Sat, 23 Feb 2019 21:07:14 +0100
The product and recipe editors disable the top menu so the user is forced to exit using the buttons on the first tab.
0 | 1 | /***************************************************************************** |
194
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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2 | * Copyright (C) 2017-2019 |
0 | 3 | * |
4 | * Michiel Broek <mbroek at mbse dot eu> | |
5 | * | |
6 | * This file is part of the bms (Brewery Management System) | |
7 | * | |
8 | * This is free software; you can redistribute it and/or modify it | |
9 | * under the terms of the GNU General Public License as published by the | |
10 | * Free Software Foundation; either version 2, or (at your option) any | |
11 | * later version. | |
12 | * | |
13 | * bms is distributed in the hope that it will be useful, but | |
14 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | * General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with ThermFerm; see the file COPYING. If not, write to the Free | |
20 | * Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. | |
21 | *****************************************************************************/ | |
22 | ||
23 | #include "bms.h" | |
24 | #include "xutil.h" | |
194
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
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25 | #include "futil.h" |
0 | 26 | #include "rdconfig.h" |
27 | #include "lock.h" | |
28 | #include "mqtt.h" | |
29 | #include "mysql.h" | |
30 | ||
31 | ||
32 | int my_shutdown = FALSE; | |
33 | int debug = FALSE; | |
34 | static pid_t pgrp, mypid; | |
35 | char *Private_Path = NULL; /* Users data path */ | |
36 | ||
194
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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37 | extern sys_config Config; |
0 | 38 | |
39 | ||
40 | void help(void) | |
41 | { | |
42 | fprintf(stdout, "bmsd v%s starting\n\n", VERSION); | |
43 | fprintf(stdout, "Usage: bmsd [-d] [-h]\n"); | |
44 | fprintf(stdout, " -d --debug Debug and run in foreground\n"); | |
45 | fprintf(stdout, " -h --help Display this help\n"); | |
46 | } | |
47 | ||
48 | ||
49 | ||
50 | void die(int onsig) | |
51 | { | |
52 | switch (onsig) { | |
53 | case SIGHUP: syslog(LOG_NOTICE, "Got SIGHUP, shutting down"); | |
54 | break; | |
55 | case SIGINT: syslog(LOG_NOTICE, "Keyboard interrupt, shutting down"); | |
56 | break; | |
57 | case SIGTERM: syslog(LOG_NOTICE, "Got SIGTERM, shutting down"); | |
58 | break; | |
59 | case SIGSEGV: syslog(LOG_NOTICE, "Got SIGSEGV, shutting down"); | |
60 | my_shutdown = TRUE; | |
61 | exit(SIGSEGV); | |
62 | break; | |
63 | default: syslog(LOG_NOTICE, "die() on signal %d", onsig); | |
64 | } | |
65 | my_shutdown = TRUE; | |
66 | } | |
67 | ||
68 | ||
69 | ||
70 | int server(void) { | |
71 | uid_t myuid; | |
72 | struct passwd *mypwd; | |
73 | int rc = 0; | |
194
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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74 | char *tmppath = NULL; |
0 | 75 | |
76 | myuid = getuid(); | |
77 | mypwd = getpwuid(myuid); | |
78 | if (mypwd == NULL) { | |
79 | fprintf(stderr, "[main] Could not find passwd entry\n"); | |
80 | return 1; | |
81 | } | |
82 | ||
83 | Private_Path = xstrcpy(mypwd->pw_dir); | |
84 | Private_Path = xstrcat(Private_Path, (char *)"/.bms"); | |
85 | ||
86 | if (lockprog((char *)"bmsd")) { | |
87 | syslog(LOG_NOTICE, "Can't lock"); | |
88 | return 1; | |
89 | } | |
90 | ||
91 | if (rdconfig()) { | |
92 | rc = 2; | |
93 | goto endit1; | |
94 | } | |
95 | ||
194
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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96 | if (! Config.web_root) { |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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97 | rc = 5; |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
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98 | syslog(LOG_NOTICE, "Configuration `web_root' is not set"); |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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99 | goto endit1; |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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100 | } |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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101 | |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
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102 | /* |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
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103 | * Make sure the needed log paths exist. |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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104 | */ |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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105 | tmppath = xstrcpy(Config.web_root); |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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106 | tmppath = xstrcat(tmppath, (char *)"/log/fermentation/"); |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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107 | if (! mkdirs(tmppath, 0755)) { |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
|
108 | rc = 5; |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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109 | goto endit1; |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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110 | } |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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111 | free(tmppath); |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
|
112 | tmppath = xstrcpy(Config.web_root); |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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113 | tmppath = xstrcat(tmppath, (char *)"/log/brews/"); |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
|
114 | if (! mkdirs(tmppath, 0755)) { |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
|
115 | rc = 5; |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
|
116 | goto endit1; |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
|
117 | } |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
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118 | free(tmppath); |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
|
119 | tmppath = NULL; |
d202777ebae5
Added design notes for the csv log format from fermenters. In bmsd configuration added the web_root entry. Switched fermenter DLOG messages to store the log in flat csv files instead of the database. This is much faster and the graphs look better.
Michiel Broek <mbroek@mbse.eu>
parents:
0
diff
changeset
|
120 | |
0 | 121 | if (bms_mysql_init()) { |
122 | rc = 3; | |
123 | goto endit1; | |
124 | } | |
125 | if (mqtt_connect()) { | |
126 | rc = 4; | |
127 | goto endit2; | |
128 | } | |
129 | ||
130 | if (debug) | |
131 | fprintf(stdout, "[main] Entering main loop\n"); | |
132 | ||
133 | while (my_shutdown == FALSE) { | |
134 | ||
135 | usleep(100000); | |
136 | } | |
137 | if (debug) | |
138 | fprintf(stdout, "[main] Exit from main loop\n"); | |
139 | ||
140 | /* | |
141 | * Remove our topics and close MQTT connection. | |
142 | */ | |
143 | mqtt_disconnect(); | |
144 | ||
145 | endit2: | |
146 | bms_mysql_end(); | |
147 | ||
148 | endit1: | |
149 | ||
150 | killconfig(); | |
151 | ||
152 | ulockprog((char *)"bmsd"); | |
153 | ||
154 | free(Private_Path); | |
155 | Private_Path = NULL; | |
156 | ||
157 | if (debug) | |
158 | fprintf(stdout, "[main] Server shutdown complete\n"); | |
159 | return rc; | |
160 | } | |
161 | ||
162 | ||
163 | ||
164 | int main(int argc, char *argv[]) { | |
165 | int rc, c, i; | |
166 | pid_t frk; | |
167 | ||
168 | while (1) { | |
169 | int option_index = 0; | |
170 | static struct option long_options[] = { | |
171 | {"debug", 0, 0, 'c'}, | |
172 | {"help", 0, 0, 'h'}, | |
173 | {0, 0, 0, 0} | |
174 | }; | |
175 | ||
176 | c = getopt_long(argc, argv, "dh", long_options, &option_index); | |
177 | if (c == -1) | |
178 | break; | |
179 | switch (c) { | |
180 | case 'd': debug = TRUE; | |
181 | break; | |
182 | case 'h': help(); | |
183 | return 1; | |
184 | } | |
185 | } | |
186 | ||
187 | openlog("bmsd", LOG_PID|LOG_CONS|LOG_NOWAIT, LOG_USER); | |
188 | syslog(LOG_NOTICE, "bmsd v%s starting", VERSION); | |
189 | if (debug) | |
190 | fprintf(stdout, "bmsd v%s starting\n", VERSION); | |
191 | ||
192 | ||
193 | /* | |
194 | * Catch all the signals we can, and ignore the rest. Note that SIGKILL can't be ignored | |
195 | * but that's live. This daemon should only be stopped by SIGTERM. | |
196 | * Don't catch SIGCHLD. | |
197 | */ | |
198 | for (i = 0; i < NSIG; i++) { | |
199 | if ((i != SIGCHLD) && (i != SIGKILL) && (i != SIGSTOP)) | |
200 | signal(i, (void (*))die); | |
201 | } | |
202 | ||
203 | if (debug) { | |
204 | /* | |
205 | * For debugging run in foreground. | |
206 | */ | |
207 | rc = server(); | |
208 | } else { | |
209 | /* | |
210 | * Server initialization is complete. Now we can fork the | |
211 | * daemon and return to the user. We need to do a setpgrp | |
212 | * so that the daemon will no longer be assosiated with the | |
213 | * users control terminal. This is done before the fork, so | |
214 | * that the child will not be a process group leader. Otherwise, | |
215 | * if the child were to open a terminal, it would become | |
216 | * associated with that terminal as its control terminal. | |
217 | */ | |
218 | if ((pgrp = setpgid(0, 0)) == -1) { | |
219 | syslog(LOG_NOTICE, "setpgpid failed"); | |
220 | } | |
221 | ||
222 | frk = fork(); | |
223 | switch (frk) { | |
224 | case -1: | |
225 | syslog(LOG_NOTICE, "Daemon fork failed: %s", strerror(errno)); | |
226 | exit(1); | |
227 | case 0: /* | |
228 | * Run the daemon | |
229 | */ | |
230 | fclose(stdin); | |
231 | if (open("/dev/null", O_RDONLY) != 0) { | |
232 | syslog(LOG_NOTICE, "Reopen of stdin to /dev/null failed"); | |
233 | _exit(2); | |
234 | } | |
235 | fclose(stdout); | |
236 | if (open("/dev/null", O_WRONLY | O_APPEND | O_CREAT,0600) != 1) { | |
237 | syslog(LOG_NOTICE, "Reopen of stdout to /dev/null failed"); | |
238 | _exit(2); | |
239 | } | |
240 | fclose(stderr); | |
241 | if (open("/dev/null", O_WRONLY | O_APPEND | O_CREAT,0600) != 2) { | |
242 | syslog(LOG_NOTICE, "Reopen of stderr to /dev/null failed"); | |
243 | _exit(2); | |
244 | } | |
245 | mypid = getpid(); | |
246 | rc = server(); | |
247 | break; | |
248 | /* Not reached */ | |
249 | default: | |
250 | /* | |
251 | * Here we detach this process and let the child | |
252 | * run the deamon process. | |
253 | */ | |
254 | syslog(LOG_NOTICE, "Starting daemon with pid %d", frk); | |
255 | exit(0); | |
256 | } | |
257 | } | |
258 | ||
259 | syslog(LOG_NOTICE, "Finished, rc=%d", rc); | |
260 | return rc; | |
261 | } | |
262 | ||
263 |