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Include homedir, shell, and uid information.
[moira.git] / gen / acl.pc
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883e2e2b 1/* $Id$
2 *
3 * This generates acl files for various servers.
4 *
5 * Copyright (C) 1999 by the Massachusetts Institute of Technology.
6 * For copying and distribution information, please see the file
7 * <mit-copyright.h>.
8 */
9
10#include <mit-copyright.h>
11#include <moira.h>
12#include <moira_site.h>
13#include "util.h"
14
15#include <sys/stat.h>
16#include <sys/types.h>
17
18#include <stdio.h>
19#include <stdlib.h>
20#include <string.h>
21
22#include <krb.h>
23
24EXEC SQL INCLUDE sqlca;
25
26RCSID("$Header$");
27
28char *whoami = "acl.gen";
29char *db = "moira/moira";
30char defaultrealm[REALM_SZ];
31
32void dump_access_file(FILE *out, int lid);
33char *merge_access_bits(char *t1, char *t2);
34void dump_discuss_acl(FILE *out, int lid);
35void dump_passwd_file(FILE *out, int lid);
36void dump_group_file(FILE *out, int id);
37char *merge_discuss_acls(char *one, char *two);
38void sqlerr(void);
39
40int main(int argc, char **argv)
41{
42 EXEC SQL BEGIN DECLARE SECTION;
5904ab19 43 int mid, lid, discuss_uid = -1;
883e2e2b 44 char target[ACL_TARGET_SIZE], kind[ACL_KIND_SIZE];
45 char host[MACHINE_NAME_SIZE];
46 EXEC SQL END DECLARE SECTION;
47 char filename[MAXPATHLEN];
48 TARFILE *tf;
49 FILE *out;
50 struct save_queue *sq;
51 time_t now = time(NULL);
52
53 EXEC SQL WHENEVER SQLERROR DO sqlerr();
54 EXEC SQL CONNECT :db;
55 init_acls();
56
57 EXEC SQL DECLARE csr_mach CURSOR FOR
58 SELECT UNIQUE mach_id FROM acl;
59 EXEC SQL OPEN csr_mach;
60 while (1)
61 {
62 EXEC SQL FETCH csr_mach INTO :mid;
63 if (sqlca.sqlcode)
64 break;
65
66 EXEC SQL SELECT name INTO :host FROM machine
67 WHERE mach_id = :mid;
68 if (sqlca.sqlcode)
69 continue;
70 strtrim(host);
71
72 sprintf(filename, "%s/acl/%s", DCM_DIR, host);
73 tf = tarfile_open(filename);
74
75 EXEC SQL DECLARE csr_acl CURSOR FOR
76 SELECT target, kind, list_id
77 FROM acl
78 WHERE mach_id = :mid;
79 EXEC SQL OPEN csr_acl;
80 while (1)
81 {
82 EXEC SQL FETCH csr_acl INTO :target, :kind, :lid;
83 if (sqlca.sqlcode)
84 break;
85
86 strtrim(target);
87 strtrim(kind);
88
5904ab19 89 if (!strcasecmp(kind, "discuss"))
90 {
91 /* Discuss acls need to be owned by discuss. */
92 if (discuss_uid == -1)
93 {
94 EXEC SQL SELECT unix_uid INTO :discuss_uid
95 FROM users WHERE login = 'discuss';
96 }
97 out = tarfile_start(tf, target, 0644, discuss_uid, 1,
98 "discuss", "daemon", now);
99 dump_discuss_acl(out, lid);
100 }
101 else
102 {
103 /* Otherwise own by root? Perhaps the acl table should
104 * say, really...
105 */
106 out = tarfile_start(tf, target, 0644, 0, 0, "root", "root", now);
107
108 if (!strcasecmp(kind, "kerberos4"))
109 dump_krb_acl(out, "LIST", lid, 4);
110 else if (!strcasecmp(kind, "kerberos5"))
111 dump_krb_acl(out, "LIST", lid, 5);
112 else if (!strcasecmp(kind, "access"))
113 dump_access_file(out, lid);
114 else if (!strcasecmp(kind, "passwd"))
115 dump_passwd_file(out, lid);
116 else if (!strcasecmp(kind, "group"))
117 dump_group_file(out, lid);
118 }
883e2e2b 119
120 tarfile_end(tf);
121 }
122
123 tarfile_close(tf);
124 }
125
126 EXEC SQL COMMIT RELEASE;
127
128 exit(MR_SUCCESS);
129}
130
131void dump_access_file(FILE *out, int lid)
132{
133 struct save_queue *sq = get_acl("LIST", lid, merge_access_bits);
134 struct imember *m;
39fa010c 135 char *name, *lasts = NULL;
136 int i = 0;
883e2e2b 137
138 while (sq_remove_data(sq, &m))
139 {
140 if (m->type == 'U' ||
141 (m->type == 'S' && m->name[0] == '*'))
142 {
143 if (*(m->tag))
144 fprintf(out, "%-10s %s\n", m->name, m->tag);
145 else
146 fprintf(out, "%-10s rl\n", m->name);
147 }
39fa010c 148 else if (m->type == 'K')
149 {
150 name = strtok_r(m->name, "@", &lasts);
151 EXEC SQL SELECT count(login) INTO :i FROM users
f5da21ba 152 WHERE login = :name and status != 3;
39fa010c 153 if (i == 1)
154 {
155 if (*(m->tag))
156 fprintf(out, "%-10s %s\n", m->name, m->tag);
157 else
158 fprintf(out, "%-10s rl\n", m->name);
159 }
160 }
883e2e2b 161 freeimember(m);
162 }
163 sq_destroy(sq);
164}
165
166char *merge_access_bits(char *t1, char *t2)
167{
168 char *m = NULL, *ans;
169 int r = 1, l = 1;
170
171 /* Clear bits that aren't granted by both tags. */
172 if ((*t1 && t1[0] != 'r' && t1[1] != 'r') ||
173 (*t2 && t2[0] != 'r' && t2[1] != 'r'))
174 r = 0;
175 if ((*t1 && t1[0] != 'l' && t1[1] != 'l') ||
176 (*t2 && t2[0] != 'l' && t2[1] != 'l'))
177 l = 0;
178
179 if (!r || !l)
180 {
181 /* Skip to message part of tag 1 */
182 m = t1;
183 while (*m && !isspace(*m))
184 m++;
185 while (isspace(*m))
186 m++;
187
188 /* If nothing there, skip to message part of tag 2 */
189 if (!*m)
190 {
191 m = t2;
192 while (*m && !isspace(*m))
193 m++;
194 while (isspace(*m))
195 m++;
196 }
197
198 ans = malloc(4 + strlen(m));
199 sprintf(ans, "%c %s", r ? 'r' : l ? 'l' : '-', m);
200 }
201 else
202 {
203 ans = malloc(3);
204 strcpy(ans, "rl");
205 }
206 return ans;
207}
208
209void dump_discuss_acl(FILE *out, int lid)
210{
211 struct save_queue *sq = get_acl("LIST", lid, merge_discuss_acls);
212 struct imember *m;
213 char name[STRINGS_STRING_SIZE], *bits;
5904ab19 214 char starbits[8] = { 0 };
883e2e2b 215 int num;
216
217 num = 0;
218 while (sq_get_data(sq, &m))
5904ab19 219 {
220 if (m->type != 'S' || !strcmp(m->name, "*"))
221 num++;
222 }
883e2e2b 223
224 fprintf(out, "%d\n", num);
225 while (sq_remove_data(sq, &m))
226 {
5904ab19 227 bits = merge_discuss_acls(m->tag, "");
883e2e2b 228 if (m->type != 'S')
229 {
230 canon_krb(m, 4, name, sizeof(name));
5904ab19 231 fprintf(out, "%s:%s\n", bits, name);
883e2e2b 232 }
5904ab19 233 else if (!strcmp(m->name, "*"))
234 strcpy(starbits, bits);
235 free(bits);
883e2e2b 236 freeimember(m);
237 }
238 sq_destroy(sq);
5904ab19 239
240 /* Discuss ACLs are ordered, so "*" must come last. */
241 if (*starbits)
242 fprintf(out, "%s:*\n", starbits);
883e2e2b 243}
244
245char *merge_discuss_acls(char *one, char *two)
246{
247 char bits[8];
248
249 sprintf(bits, "%c%c%c%c%c%c%c",
250 strchr(one, 'a') || strchr(two, 'a') ? 'a' : ' ',
251 strchr(one, 'c') || strchr(two, 'c') ? 'c' : ' ',
252 strchr(one, 'd') || strchr(two, 'd') ? 'd' : ' ',
253 strchr(one, 'o') || strchr(two, 'o') ? 'o' : ' ',
254 strchr(one, 'r') || strchr(two, 'r') ? 'r' : ' ',
255 strchr(one, 's') || strchr(two, 's') ? 's' : ' ',
256 strchr(one, 'w') || strchr(two, 'w') ? 'w' : ' ');
257 return strdup(bits);
258}
259
260void dump_passwd_file(FILE *out, int lid)
261{
262 struct save_queue *sq = get_acl("LIST", lid, NULL);
263 struct imember *m;
264 EXEC SQL BEGIN DECLARE SECTION;
265 char shell[USERS_SHELL_SIZE], fullname[USERS_FULLNAME_SIZE];
266 char nickname[USERS_NICKNAME_SIZE], oa[USERS_OFFICE_ADDR_SIZE];
267 char op[USERS_OFFICE_PHONE_SIZE], hp[USERS_HOME_PHONE_SIZE];
39fa010c 268 int uid, i = 0;
269 char *name, *n, *lasts = NULL;
883e2e2b 270 EXEC SQL END DECLARE SECTION;
271
272 while (sq_remove_data(sq, &m))
273 {
274 switch (m->type)
275 {
276 case 'U':
277 name = m->name;
278
279 EXEC SQL SELECT unix_uid, shell, fullname, nickname,
280 office_addr, office_phone, home_phone
281 INTO :uid, :shell, :fullname, :nickname, :oa, :op, :hp
282 FROM users
283 WHERE login = :name AND status != 3;
284 if (sqlca.sqlcode)
285 continue;
286
287 strtrim(shell);
288 strtrim(fullname);
289 strtrim(nickname);
290 strtrim(op);
291 strtrim(oa);
292 strtrim(hp);
293
294 fprintf(out, "%s:*:%d:101:%s,%s,%s,%s,%s:/mit/%s:%s\n",
295 name, uid, fullname, nickname, oa, op, hp, name, shell);
296 break;
39fa010c 297
298 case 'K':
299 name = strtok_r(m->name, "@", &lasts);
300
301 EXEC SQL SELECT count(login) INTO :i FROM users WHERE
f5da21ba 302 login = :name and status != 3;
39fa010c 303 if (i == 1)
304 {
305 EXEC SQL SELECT unix_uid, shell, fullname, nickname,
306 office_addr, office_phone, home_phone
307 INTO :uid, :shell, :fullname, :nickname, :oa, :op, :hp
308 FROM users
309 WHERE login = :name AND status != 3;
310 if (sqlca.sqlcode)
311 continue;
312
313 strtrim(shell);
314 strtrim(fullname);
315 strtrim(nickname);
316 strtrim(op);
317 strtrim(oa);
318 strtrim(hp);
319
320 fprintf(out, "%s:*:%d:101:%s,%s,%s,%s,%s:/mit/%s:%s\n",
321 name, uid, fullname, nickname, oa, op, hp, name, shell);
322 }
323 break;
883e2e2b 324 }
325 freeimember(m);
326 }
327 sq_destroy(sq);
328}
329
330/* This one is a bit weird since we actually look at top-level
331 * lists rather then flattening them.
332 */
333void dump_group_file(FILE *out, int id)
334{
335 EXEC SQL BEGIN DECLARE SECTION;
39fa010c 336 int lid = id, mid, gid, grouplist, i = 0;
883e2e2b 337 char mtype[IMEMBERS_MEMBER_TYPE_SIZE], name[LIST_NAME_SIZE];
338 EXEC SQL END DECLARE SECTION;
339 struct save_queue *sq;
340 struct imember *m;
39fa010c 341 char *maybecomma, *s, *n, *lasts = NULL;
883e2e2b 342
343 EXEC SQL DECLARE csr_grp CURSOR FOR
344 SELECT member_type, member_id FROM imembers
345 WHERE list_id = :lid AND direct = 1;
346 EXEC SQL OPEN csr_grp;
347 while (1)
348 {
349 EXEC SQL FETCH csr_grp INTO :mtype, :mid;
350 if (sqlca.sqlcode)
351 break;
352
353 switch (*mtype)
354 {
355 case 'L':
356 EXEC SQL SELECT name, gid, grouplist
357 INTO :name, :gid, :grouplist
358 FROM list
359 WHERE list_id = :mid;
360 if (sqlca.sqlcode || !grouplist)
361 break;
362
363 strtrim(name);
364
365 fprintf(out, "%s:*:%d:", name, gid);
366 sq = get_acl("LIST", mid, NULL);
367 maybecomma = "";
368 while (sq_remove_data(sq, &m))
369 {
370 if (m->type == 'U')
371 {
372 fprintf(out, "%s%s", maybecomma, m->name);
373 maybecomma = ",";
374 }
39fa010c 375 else if (m->type == 'K')
376 {
377 n = strtok_r(m->name, "@", &lasts);
378 EXEC SQL SELECT count(login) INTO :i FROM users
f5da21ba 379 WHERE login = :n and status != 3;
39fa010c 380 if (i == 1)
381 {
382 fprintf(out, "%s%s", maybecomma, n);
383 maybecomma = ",";
384 }
385 }
883e2e2b 386 freeimember(m);
387 }
388 fprintf(out, "\n");
389 sq_destroy(sq);
390 break;
391 }
392 }
393 EXEC SQL CLOSE csr_grp;
394}
395
396void sqlerr(void)
397{
398 db_error(sqlca.sqlcode);
399 exit(MR_DBMS_ERR);
400}
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