2 * Copyright (c) 1995, the EUROPAGATE consortium (see below).
4 * The EUROPAGATE consortium members are:
6 * University College Dublin
7 * Danmarks Teknologiske Videnscenter
8 * An Chomhairle Leabharlanna
9 * Consejo Superior de Investigaciones Cientificas
11 * Permission to use, copy, modify, distribute, and sell this software and
12 * its documentation, in whole or in part, for any purpose, is hereby granted,
15 * 1. This copyright and permission notice appear in all copies of the
16 * software and its documentation. Notices of copyright or attribution
17 * which appear at the beginning of any file must remain unchanged.
19 * 2. The names of EUROPAGATE or the project partners may not be used to
20 * endorse or promote products derived from this software without specific
21 * prior written permission.
23 * 3. Users of this software (implementors and gateway operators) agree to
24 * inform the EUROPAGATE consortium of their use of the software. This
25 * information will be used to evaluate the EUROPAGATE project and the
26 * software, and to plan further developments. The consortium may use
27 * the information in later publications.
29 * 4. Users of this software agree to make their best efforts, when
30 * documenting their use of the software, to acknowledge the EUROPAGATE
31 * consortium, and the role played by the software in their work.
33 * THIS SOFTWARE IS PROVIDED "AS IS" AND WITHOUT WARRANTY OF ANY KIND,
34 * EXPRESS, IMPLIED, OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
35 * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
36 * IN NO EVENT SHALL THE EUROPAGATE CONSORTIUM OR ITS MEMBERS BE LIABLE
37 * FOR ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF
38 * ANY KIND, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA
39 * OR PROFITS, WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND
40 * ON ANY THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE
41 * USE OR PERFORMANCE OF THIS SOFTWARE.
44 /* Gateway Email Transport Interface
48 * Revision 1.16 1995/07/11 11:49:11 adam
49 * LINE_MAX renamed to STR_LINE_MAX.
51 * Revision 1.15 1995/07/03 12:59:28 adam
52 * New option for eti: -c dir to chdir before start.
53 * Setting change: gw.max.show defaults to 100.
55 * Revision 1.14 1995/05/19 13:25:59 adam
56 * Bug fixes. Better command line options.
58 * Revision 1.13 1995/05/16 09:40:41 adam
59 * LICENSE. Setting of CCL token names (and/or/not/set) in read_kernel_res.
61 * Revision 1.12 1995/05/03 07:37:35 adam
62 * CCL commands stop/continue implemented. New functions gw_res_{int,bool}
63 * are used when possible.
65 * Revision 1.11 1995/05/01 16:26:56 adam
66 * More work on resource monitor.
68 * Revision 1.10 1995/05/01 12:43:29 adam
69 * First work on resource monitor program.
71 * Revision 1.9 1995/04/21 16:37:43 adam
72 * Parent (eti) creates BOTH FIFOs. dtbsun is more happy now.
74 * Revision 1.8 1995/04/20 15:12:24 adam
77 * Revision 1.7 1995/04/19 16:01:57 adam
78 * Some hacks to get the FIFO communication work!! Isn't reliable.
79 * Resource gw.account added - default account info.
81 * Revision 1.6 1995/04/17 09:34:27 adam
82 * Timeout (idletime) adjustable. Minor changes in kernel.
84 * Revision 1.5 1995/03/31 09:43:13 adam
85 * Removed unused variable.
87 * Revision 1.4 1995/03/28 11:42:34 adam
88 * First use of string-queue utility.
90 * Revision 1.3 1995/03/28 08:01:23 adam
91 * FIFO existence is used to test for a running kernel.
93 * Revision 1.2 1995/03/27 12:51:05 adam
94 * New log level in use: GW_LOG_ERRNO.
96 * Revision 1.1 1995/03/27 08:24:00 adam
97 * First use of gip interface and gw-db.
98 * First work on eti program.
112 #include <sys/file.h>
113 #include <sys/stat.h>
119 #include <strqueue.h>
121 #define STR_LINE_MAX 1024
123 static char *module = "eti";
124 static jmp_buf retry_jmp;
126 static void pipe_handle (int dummy)
128 longjmp (retry_jmp, 1);
131 static int email_header (struct str_queue *sq,
132 char *from_str, char *subject_str)
139 while ((msg = str_queue_get (sq, index++)))
143 if (memcmp (msg, "From ", 5) == 0)
144 sscanf (msg+4, "%s", from_str);
145 if (memcmp (msg, "Subject: ", 9) == 0 &&
146 sscanf (msg+9, "%s", subject_str+1) == 1)
147 strcpy (subject_str, msg+9);
152 static void start_kernel (int argc, char **argv, int id)
157 char userid_option[20];
159 argv_p = malloc (sizeof(*argv_p)*(argc+2));
162 gw_log (GW_LOG_FATAL|GW_LOG_ERRNO, module, "malloc fail");
165 argv_p[0] = "kernel";
166 for (i = 1; i<argc; i++)
168 sprintf (userid_option, "-i%d", id);
169 argv_p[i++] = userid_option;
172 gw_log (GW_LOG_DEBUG, module, "Starting kernel");
176 gw_log (GW_LOG_FATAL|GW_LOG_ERRNO, module, "fork");
181 execv ("kernel", argv_p);
182 gw_log (GW_LOG_FATAL|GW_LOG_ERRNO, module, "execvp");
187 static void deliver (struct str_queue *sq, GIP gip, const char *msg)
191 gip_wline (gip, msg);
192 while ((msg = str_queue_get (sq, index++)))
193 gip_wline (gip, msg);
194 gip_wline (gip, "\001");
197 int main (int argc, char **argv)
199 char from_str[STR_LINE_MAX+1];
200 char subject_str[STR_LINE_MAX+1];
201 char line_str[STR_LINE_MAX+1];
210 char fifo_client_name[1024];
211 char fifo_server_name[1024];
212 struct str_queue *queue;
213 int monitor_flag = 1;
217 while (++argno < argc)
219 if (argv[argno][0] == '-')
221 if (argv[argno][1] == '-')
226 switch (argv[argno][1])
230 fprintf (stderr, "eti [options] -- [kernelOptions]\n");
231 fprintf (stderr, "Options:\n");
232 fprintf (stderr, " -l log Set Log file\n");
233 fprintf (stderr, " -d Enable debugging log\n");
234 fprintf (stderr, " -D Enable more debugging log\n");
235 fprintf (stderr, " -c dir Change to directory\n");
236 fprintf (stderr, " -- Precedes kernel options "
237 "(kernel is invoked instead of monitor)\n");
241 gw_log_file (GW_LOG_ALL, argv[argno]+2);
242 else if (++argno < argc)
243 gw_log_file (GW_LOG_ALL, argv[argno]);
246 fprintf (stderr, "%s: missing log filename\n", *argv);
251 gw_log_level (GW_LOG_ALL & ~RES_DEBUG);
254 gw_log_level (GW_LOG_ALL);
259 if (chdir (argv[argno]+2))
260 gw_log (GW_LOG_WARN|GW_LOG_ERRNO, module, "chdir");
262 else if (++argno < argc)
264 if (chdir (argv[argno]))
265 gw_log (GW_LOG_WARN|GW_LOG_ERRNO, module, "chdir");
269 fprintf (stderr, "%s: missing chdir name\n", *argv);
274 fprintf (stderr, "%s: unknown option `%s'; use -H for help\n",
280 if (!(queue = str_queue_mk ()))
282 gw_log (GW_LOG_FATAL|GW_LOG_ERRNO, module, "str_queue_mk");
285 while (fgets (line_str, STR_LINE_MAX, stdin))
286 str_queue_enq (queue, line_str);
288 r = email_header (queue, from_str, subject_str);
291 gw_log (GW_LOG_WARN, module, "No \"From\" in mail");
294 gw_log (GW_LOG_STAT, module, "Mail from %s", from_str);
295 user_db = gw_db_open ("user.db", 1);
297 r = gw_db_lookup (user_db, from_str, strlen(from_str),
298 &user_info, &info_length);
301 gw_log (GW_LOG_STAT, module, "New user");
302 id = gw_db_seq_no (user_db);
303 r = gw_db_insert (user_db, from_str, strlen(from_str),
305 gw_log (GW_LOG_STAT, module, "Added user with id %d", id);
309 if (sizeof(id) != info_length)
311 gw_log (GW_LOG_FATAL, module, "Bad id-size");
314 memcpy (&id, user_info, sizeof(id));
315 gw_log (GW_LOG_STAT, module, "Found with id %d", id);
319 gw_log (GW_LOG_FATAL, module, "gw_db_lookup fail");
324 sprintf (fifo_server_name, "fifo.s.m");
325 sprintf (fifo_client_name, "fifo.c.m");
329 sprintf (fifo_server_name, "fifo.s.%d", id);
330 sprintf (fifo_client_name, "fifo.c.%d", id);
333 gip = gipc_initialize (fifo_client_name);
335 signal (SIGPIPE, pipe_handle);
338 signal (SIGPIPE, pipe_handle);
339 gw_log (GW_LOG_DEBUG, module, "Pass %d", pass);
343 r = gipc_open (gip, fifo_server_name, 0);
349 gw_log (GW_LOG_FATAL, module, "Cannot contact monitor");
352 mknod (fifo_server_name, S_IFIFO|0666, 0);
353 start_kernel (argc-argno, argv+argno, id);
354 r = gipc_open (gip, fifo_server_name, 1);
358 gw_log (GW_LOG_FATAL, module, "Cannot start kernel");
364 gw_log (GW_LOG_DEBUG|GW_LOG_ERRNO, module, "r==-2");
365 longjmp (retry_jmp, 1);
369 gw_log (GW_LOG_DEBUG|GW_LOG_ERRNO, module, "r==-1");
370 longjmp (retry_jmp, 1);
374 gw_log (GW_LOG_FATAL|GW_LOG_ERRNO, module, "gipc_open");
377 /* deliver message ... */
378 gw_log (GW_LOG_DEBUG, module, "Delivering mail");
380 sprintf (msg, "eti %d\n", id);
382 strcpy (msg, "mail\n");
383 deliver (queue, gip, msg);
384 gw_log (GW_LOG_DEBUG, module, "Closing");
387 gw_db_close (user_db);
388 gw_log (GW_LOG_DEBUG, module, "Exiting");