1 /*-
|
2 * Copyright (c) 2005-2008 Daniel Braniss <danny@cs.huji.ac.il>
|
| 2 * Copyright (c) 2005-2009 Daniel Braniss <danny@cs.huji.ac.il> |
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 */
27/*
28 | $Id: config.c,v 2.1 2006/11/12 08:06:51 danny Exp danny $
29 */
30
31#include <sys/cdefs.h>
|
32__FBSDID("$FreeBSD: head/sbin/iscontrol/config.c 209052 2010-06-11 17:03:04Z uqs $");
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| 32__FBSDID("$FreeBSD: head/sbin/iscontrol/config.c 211095 2010-08-09 12:36:36Z des $"); |
33
34#include <stdlib.h>
35#include <unistd.h>
36#include <stdio.h>
37#include <string.h>
38#include <errno.h>
39#include <fcntl.h>
40#include <time.h>
41#include <ctype.h>
42#include <camlib.h>
43
|
44#include "iscsi.h"
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| 44#include <dev/iscsi/initiator/iscsi.h> |
45#include "iscontrol.h"
46
47/*
48 | ints
49 */
50#define OPT_port 1
51#define OPT_tags 2
52
53#define OPT_maxConnections 3
54#define OPT_maxRecvDataSegmentLength 4
55#define OPT_maxXmitDataSegmentLength 5
56#define OPT_maxBurstLength 6
57#define OPT_firstBurstLength 7
58#define OPT_defaultTime2Wait 8
59#define OPT_defaultTime2Retain 9
60#define OPT_maxOutstandingR2T 10
61#define OPT_errorRecoveryLevel 11
62#define OPT_targetPortalGroupTag 12
63#define OPT_headerDigest 13
64#define OPT_dataDigest 14
65/*
66 | Booleans
67 */
68#define OPT_initialR2T 16
69#define OPT_immediateData 17
70#define OPT_dataPDUInOrder 18
71#define OPT_dataSequenceInOrder 19
72/*
73 | strings
74 */
75#define OPT_sessionType 15
76
77#define OPT_targetAddress 21
78#define OPT_targetAlias 22
79#define OPT_targetName 23
80#define OPT_initiatorName 24
81#define OPT_initiatorAlias 25
82#define OPT_authMethod 26
83
84#define OPT_chapSecret 27
85#define OPT_chapIName 28
86#define OPT_chapDigest 29
87#define OPT_tgtChapName 30
88#define OPT_tgtChapSecret 31
89#define OPT_tgtChallengeLen 32
90/*
91 | private
92 */
93#define OPT_maxluns 33
94#define OPT_iqn 34
95#define OPT_sockbufsize 35
96
|
97/*
98 | sentinel
99 */
100#define OPT_end 0
101 |
102#define _OFF(v) ((int)&((isc_opt_t *)NULL)->v)
103#define _E(u, s, v) {.usage=u, .scope=s, .name=#v, .tokenID=OPT_##v}
104
105textkey_t keyMap[] = {
106 _E(U_PR, S_PR, port),
107 _E(U_PR, S_PR, tags),
108 _E(U_PR, S_PR, maxluns),
109 _E(U_PR, S_PR, sockbufsize),
110
111 _E(U_PR, S_PR, iqn),
112 _E(U_PR, S_PR, chapSecret),
113 _E(U_PR, S_PR, chapIName),
114 _E(U_PR, S_PR, chapDigest),
115 _E(U_PR, S_PR, tgtChapName),
116 _E(U_PR, S_PR, tgtChapSecret),
117 _E(U_PR, S_PR, tgtChallengeLen),
118
119 _E(U_IO, S_CO, headerDigest),
120 _E(U_IO, S_CO, dataDigest),
121
122 _E(U_IO, S_CO, authMethod),
123
124 _E(U_LO, S_SW, maxConnections),
125 _E(U_IO, S_SW, targetName),
126
127 _E(U_IO, S_SW, initiatorName),
128 _E(U_ALL,S_SW, targetAlias),
129 _E(U_ALL,S_SW, initiatorAlias),
130 _E(U_ALL,S_SW, targetAddress),
131
132 _E(U_ALL,S_SW, targetPortalGroupTag),
133
134 _E(U_LO, S_SW, initialR2T),
135 _E(U_LO, S_SW, immediateData),
136
137 _E(U_ALL,S_CO, maxRecvDataSegmentLength),
138 _E(U_ALL,S_CO, maxXmitDataSegmentLength),
139
140 _E(U_LO, S_SW, maxBurstLength),
141 _E(U_LO, S_SW, firstBurstLength),
142 _E(U_LO, S_SW, defaultTime2Wait),
143 _E(U_LO, S_SW, defaultTime2Retain),
144
145 _E(U_LO, S_SW, maxOutstandingR2T),
146 _E(U_LO, S_SW, dataPDUInOrder),
147 _E(U_LO, S_SW, dataSequenceInOrder),
148
149 _E(U_LO, S_SW, errorRecoveryLevel),
150
151 _E(U_LO, S_SW, sessionType),
152
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148 {0}
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| 153 _E(0, 0, end) |
154};
155
156#define _OPT_INT(w) strtol((char *)w, NULL, 0)
157#define _OPT_STR(w) (char *)(w)
158
159static __inline int
160_OPT_BOOL(char *w)
161{
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157 if(isalpha(*w))
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| 162 if(isalpha((unsigned char)*w)) |
163 return strcasecmp(w, "TRUE") == 0;
164 else
165 return _OPT_INT(w);
166}
167
168#define _CASE(k, v) case OPT_##k: op->k = v; break
169static void
170setOption(isc_opt_t *op, int which, void *rval)
171{
172 switch(which) {
173 _CASE(port, _OPT_INT(rval));
174 _CASE(tags, _OPT_INT(rval));
175 _CASE(maxluns, _OPT_INT(rval));
176 _CASE(iqn, _OPT_STR(rval));
177 _CASE(sockbufsize, _OPT_INT(rval));
178
179 _CASE(maxConnections, _OPT_INT(rval));
180 _CASE(maxRecvDataSegmentLength, _OPT_INT(rval));
181 _CASE(maxXmitDataSegmentLength, _OPT_INT(rval));
182 _CASE(maxBurstLength, _OPT_INT(rval));
183 _CASE(firstBurstLength, _OPT_INT(rval));
184 _CASE(defaultTime2Wait, _OPT_INT(rval));
185 _CASE(defaultTime2Retain, _OPT_INT(rval));
186 _CASE(maxOutstandingR2T, _OPT_INT(rval));
187 _CASE(errorRecoveryLevel, _OPT_INT(rval));
188 _CASE(targetPortalGroupTag, _OPT_INT(rval));
189 _CASE(headerDigest, _OPT_STR(rval));
190 _CASE(dataDigest, _OPT_STR(rval));
191
192 _CASE(targetAddress, _OPT_STR(rval));
193 _CASE(targetAlias, _OPT_STR(rval));
194 _CASE(targetName, _OPT_STR(rval));
195 _CASE(initiatorName, _OPT_STR(rval));
196 _CASE(initiatorAlias, _OPT_STR(rval));
197 _CASE(authMethod, _OPT_STR(rval));
198 _CASE(chapSecret, _OPT_STR(rval));
199 _CASE(chapIName, _OPT_STR(rval));
200 _CASE(chapDigest, _OPT_STR(rval));
201
202 _CASE(tgtChapName, _OPT_STR(rval));
203 _CASE(tgtChapSecret, _OPT_STR(rval));
204
205 _CASE(initialR2T, _OPT_BOOL(rval));
206 _CASE(immediateData, _OPT_BOOL(rval));
207 _CASE(dataPDUInOrder, _OPT_BOOL(rval));
208 _CASE(dataSequenceInOrder, _OPT_BOOL(rval));
209 }
210}
211
212static char *
213getline(FILE *fd)
214{
215 static char *sp, line[BUFSIZ];
216 char *lp, *p;
217
218 do {
219 if(sp == NULL)
220 sp = fgets(line, sizeof line, fd);
221
222 if((lp = sp) == NULL)
223 break;
224 if((p = strchr(lp, '\n')) != NULL)
225 *p = 0;
226 if((p = strchr(lp, '#')) != NULL)
227 *p = 0;
228 if((p = strchr(lp, ';')) != NULL) {
229 *p++ = 0;
230 sp = p;
231 } else
232 sp = NULL;
233 if(*lp)
234 return lp;
235 } while (feof(fd) == 0);
236 return NULL;
237}
238
239static int
240getConfig(FILE *fd, char *key, char **Ar, int *nargs)
241{
242 char *lp, *p, **ar;
243 int state, len, n;
244
245 ar = Ar;
246 if(key)
247 len = strlen(key);
248 else
249 len = 0;
250 state = 0;
251 while((lp = getline(fd)) != NULL) {
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247 for(; isspace(*lp); lp++)
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| 252 for(; isspace((unsigned char)*lp); lp++) |
253 ;
254 switch(state) {
255 case 0:
256 if((p = strchr(lp, '{')) != NULL) {
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252 while((--p > lp) && *p && isspace(*p));
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| 257 while((--p > lp) && *p && isspace((unsigned char)*p)); |
258 n = p - lp;
259 if(len && strncmp(lp, key, MAX(n, len)) == 0)
260 state = 2;
261 else
262 state = 1;
263 continue;
264 }
265 break;
266
267 case 1:
268 if(*lp == '}')
269 state = 0;
270 continue;
271
272 case 2:
273 if(*lp == '}')
274 goto done;
275
276 break;
277 }
278
279
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275 for(p = &lp[strlen(lp)-1]; isspace(*p); p--)
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| 280 for(p = &lp[strlen(lp)-1]; isspace((unsigned char)*p); p--) |
281 *p = 0;
282 if((*nargs)-- > 0)
283 *ar++ = strdup(lp);
284 }
285
286 done:
287 if(*nargs > 0)
288 *ar = 0;
289 *nargs = ar - Ar;
290 return ar - Ar;
291}
292
293static textkey_t *
294keyLookup(char *key)
295{
296 textkey_t *tk;
297
298 for(tk = keyMap; tk->name; tk++) {
299 if(strcasecmp(key, tk->name) == 0)
300 return tk;
301 }
302 return NULL;
303}
304
305static void
306puke(isc_opt_t *op)
307{
308 printf("%24s = %d\n", "port", op->port);
309 printf("%24s = %d\n", "tags", op->tags);
310 printf("%24s = %d\n", "maxluns", op->maxluns);
311 printf("%24s = %s\n", "iqn", op->iqn);
312
313 printf("%24s = %d\n", "maxConnections", op->maxConnections);
314 printf("%24s = %d\n", "maxRecvDataSegmentLength", op->maxRecvDataSegmentLength);
315 printf("%24s = %d\n", "maxXmitDataSegmentLength", op->maxRecvDataSegmentLength);
316 printf("%24s = %d\n", "maxBurstLength", op->maxBurstLength);
317 printf("%24s = %d\n", "firstBurstLength", op->firstBurstLength);
318 printf("%24s = %d\n", "defaultTime2Wait", op->defaultTime2Wait);
319 printf("%24s = %d\n", "defaultTime2Retain", op->defaultTime2Retain);
320 printf("%24s = %d\n", "maxOutstandingR2T", op->maxOutstandingR2T);
321 printf("%24s = %d\n", "errorRecoveryLevel", op->errorRecoveryLevel);
322 printf("%24s = %d\n", "targetPortalGroupTag", op->targetPortalGroupTag);
323
324 printf("%24s = %s\n", "headerDigest", op->headerDigest);
325 printf("%24s = %s\n", "dataDigest", op->dataDigest);
326
327 printf("%24s = %d\n", "initialR2T", op->initialR2T);
328 printf("%24s = %d\n", "immediateData", op->immediateData);
329 printf("%24s = %d\n", "dataPDUInOrder", op->dataPDUInOrder);
330 printf("%24s = %d\n", "dataSequenceInOrder", op->dataSequenceInOrder);
331
332 printf("%24s = %s\n", "sessionType", op->sessionType);
333 printf("%24s = %s\n", "targetAddress", op->targetAddress);
334 printf("%24s = %s\n", "targetAlias", op->targetAlias);
335 printf("%24s = %s\n", "targetName", op->targetName);
336 printf("%24s = %s\n", "initiatorName", op->initiatorName);
337 printf("%24s = %s\n", "initiatorAlias", op->initiatorAlias);
338 printf("%24s = %s\n", "authMethod", op->authMethod);
339 printf("%24s = %s\n", "chapSecret", op->chapSecret);
340 printf("%24s = %s\n", "chapIName", op->chapIName);
341 printf("%24s = %s\n", "tgtChapName", op->tgtChapName);
342 printf("%24s = %s\n", "tgtChapSecret", op->tgtChapSecret);
343 printf("%24s = %d\n", "tgttgtChallengeLen", op->tgtChallengeLen);
344}
345
346void
347parseArgs(int nargs, char **args, isc_opt_t *op)
348{
349 char **ar;
350 char *p, *v;
351 textkey_t *tk;
352
353 for(ar = args; nargs > 0; nargs--, ar++) {
354 p = strchr(*ar, '=');
355 if(p == NULL)
356 continue;
357 *p = 0;
358 v = p + 1;
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354 while(isspace(*--p))
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| 359 while(isspace((unsigned char)*--p)) |
360 *p = 0;
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356 while(isspace(*v))
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| 361 while(isspace((unsigned char)*v)) |
362 v++;
363 if((tk = keyLookup(*ar)) == NULL)
364 continue;
365 setOption(op, tk->tokenID, v);
366 }
367}
368
369void
370parseConfig(FILE *fd, char *key, isc_opt_t *op)
371{
372 char *Ar[256];
373 int cc;
374
375 cc = 256;
376 if(getConfig(fd, key, Ar, &cc))
377 parseArgs(cc, Ar, op);
378 if(vflag)
379 puke(op);
380}
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