1 /* $Cambridge: exim/src/exim_monitor/em_init.c,v 1.5 2009/11/16 19:50:36 nm4 Exp $ */
3 /*************************************************
5 *************************************************/
7 /* Copyright (c) University of Cambridge 1995 - 2009 */
8 /* See the file NOTICE for conditions of use and distribution. */
10 /* This module contains code to initialize things from the
11 environment and the arguments. */
18 /*************************************************
19 * Decode stripchart config *
20 *************************************************/
22 /* First determine how many are requested, then compile the
23 regular expressions and save the title strings. Note that
24 stripchart_number is initialized to 1 or 2 to count the always-
25 present queue stripchart, and the optional size-monitoring
28 static void decode_stripchart_config(uschar
*s
)
32 /* Loop: first time just counts, second time does the
35 for (i
= 0; i
<= 1; i
++)
42 if (*p
== '/') p
++; /* allow optional / at start */
44 /* This loops for all the substrings, using the first flag
45 to determine whether each is the first or second of the pairs. */
50 /* Handle continuations */
53 while (*(++p
) == ' ' || *p
== '\t');
57 /* Find the end of the string and count if first string */
60 while (*p
&& *p
!= '/') p
++;
63 /* Take action on the second time round. */
68 int indx
= count
+ stripchart_varstart
- 1;
69 Ustrncpy(buffer
, pp
, p
-pp
);
75 stripchart_regex
[indx
] = pcre_compile(CS buffer
, PCRE_COPT
,
76 (const char **)&error
, &offset
, NULL
);
77 if (stripchart_regex
[indx
] == NULL
)
79 printf("regular expression error: %s at offset %d "
80 "while compiling %s\n", error
, offset
, buffer
);
84 else stripchart_title
[indx
] = string_copy(buffer
);
87 /* Advance past the delimiter and flip the first/second flag */
93 /* On the first pass, we now know the number of stripcharts. Get
94 store for holding the pointers to the regular expressions and
99 stripchart_number
+= count
;
100 stripchart_regex
= (pcre
**)store_malloc(stripchart_number
* sizeof(pcre
*));
101 stripchart_title
= (uschar
**)store_malloc(stripchart_number
* sizeof(uschar
*));
107 /*************************************************
109 *************************************************/
111 void init(int argc
, uschar
**argv
)
118 argc
= argc
; /* These are currently unused. */
121 /* Deal with simple values in the environment. */
123 s
= US
getenv("ACTION_OUTPUT");
126 if (Ustrcmp(s
, "no") == 0) action_output
= FALSE
;
127 if (Ustrcmp(s
, "yes") == 0) action_output
= TRUE
;
130 s
= US
getenv("ACTION_QUEUE_UPDATE");
133 if (Ustrcmp(s
, "no") == 0) action_queue_update
= FALSE
;
134 if (Ustrcmp(s
, "yes") == 0) action_queue_update
= TRUE
;
137 s
= US
getenv("BODY_MAX");
138 if (s
!= NULL
&& (x
= Uatoi(s
)) != 0) body_max
= x
;
140 s
= US
getenv("EXIM_PATH");
141 if (s
!= NULL
) exim_path
= string_copy(s
);
143 s
= US
getenv("EXIMON_EXIM_CONFIG");
144 if (s
!= NULL
) alternate_config
= string_copy(s
);
146 s
= US
getenv("LOG_BUFFER");
150 if (sscanf(CS s
, "%d%c", &x
, c
) > 0)
152 if (c
[0] == 'K' || c
[0] == 'k') x
*= 1024;
153 if (x
< 1024) x
= 1024;
158 s
= US
getenv("LOG_DEPTH");
159 if (s
!= NULL
&& (x
= Uatoi(s
)) != 0) log_depth
= x
;
161 s
= US
getenv("LOG_FILE_NAME");
162 if (s
!= NULL
) log_file
= string_copy(s
);
164 s
= US
getenv("LOG_FONT");
165 if (s
!= NULL
) log_font
= string_copy(s
);
167 s
= US
getenv("LOG_WIDTH");
168 if (s
!= NULL
&& (x
= Uatoi(s
)) != 0) log_width
= x
;
170 s
= US
getenv("MENU_EVENT");
171 if (s
!= NULL
) menu_event
= string_copy(s
);
173 s
= US
getenv("MIN_HEIGHT");
174 if (s
!= NULL
&& (x
= Uatoi(s
)) > 0) min_height
= x
;
176 s
= US
getenv("MIN_WIDTH");
177 if (s
!= NULL
&& (x
= Uatoi(s
)) > 0) min_width
= x
;
179 s
= US
getenv("QUALIFY_DOMAIN");
180 if (s
!= NULL
) qualify_domain
= string_copy(s
);
181 else qualify_domain
= US
""; /* Don't want NULL */
183 s
= US
getenv("QUEUE_DEPTH");
184 if (s
!= NULL
&& (x
= Uatoi(s
)) != 0) queue_depth
= x
;
186 s
= US
getenv("QUEUE_FONT");
187 if (s
!= NULL
) queue_font
= string_copy(s
);
189 s
= US
getenv("QUEUE_INTERVAL");
190 if (s
!= NULL
&& (x
= Uatoi(s
)) != 0) queue_update
= x
;
192 s
= US
getenv("QUEUE_MAX_ADDRESSES");
193 if (s
!= NULL
&& (x
= Uatoi(s
)) != 0) queue_max_addresses
= x
;
195 s
= US
getenv("QUEUE_WIDTH");
196 if (s
!= NULL
&& (x
= Uatoi(s
)) != 0) queue_width
= x
;
198 s
= US
getenv("SPOOL_DIRECTORY");
199 if (s
!= NULL
) spool_directory
= string_copy(s
);
201 s
= US
getenv("START_SMALL");
202 if (s
!= NULL
&& Ustrcmp(s
, "yes") == 0) start_small
= 1;
204 s
= US
getenv("TEXT_DEPTH");
205 if (s
!= NULL
&& (x
= Uatoi(s
)) != 0) text_depth
= x
;
207 s
= US
getenv("WINDOW_TITLE");
208 if (s
!= NULL
) window_title
= string_copy(s
);
210 /* Deal with stripchart configuration. First see if we are monitoring
211 the size of a partition, then deal with log stripcharts in a separate
214 s
= US
getenv("SIZE_STRIPCHART");
215 if (s
!= NULL
&& *s
!= 0)
218 stripchart_varstart
++;
219 size_stripchart
= string_copy(s
);
220 s
= US
getenv("SIZE_STRIPCHART_NAME");
221 if (s
!= NULL
&& *s
!= 0) size_stripchart_name
= string_copy(s
);
224 s
= US
getenv("LOG_STRIPCHARTS");
225 if (s
!= NULL
) decode_stripchart_config(s
);
227 s
= US
getenv("STRIPCHART_INTERVAL");
228 if (s
!= NULL
&& (x
= Uatoi(s
)) != 0) stripchart_update
= x
;
230 s
= US
getenv("QUEUE_STRIPCHART_NAME");
231 queue_stripchart_name
= (s
!= NULL
)? string_copy(s
) : US
"queue";
233 /* Compile the regex for matching yyyy-mm-dd at the start of a string. */
235 yyyymmdd_regex
= pcre_compile("^\\d{4}-\\d\\d-\\d\\d\\s", PCRE_COPT
,
236 (const char **)&error
, &erroroffset
, NULL
);
239 /* End of em_init.c */