]> andersk Git - moira.git/blame - incremental/afs.c
Re-structured some of the group editing.
[moira.git] / incremental / afs.c
CommitLineData
fb8809f4 1/* $Header$
2 *
3 * Do AFS incremental updates
4 *
60c22e5f 5 * Copyright (C) 1989,1992 by the Massachusetts Institute of Technology
fb8809f4 6 * for copying and distribution information, please see the file
7 * <mit-copyright.h>.
8 */
9
60c22e5f 10#include <sys/types.h>
11#include <sys/file.h>
12#include <strings.h>
13
2ce085d2 14#include <moira.h>
15#include <moira_site.h>
f633445d 16
60c22e5f 17#include <afs/param.h>
18#include <afs/cellconfig.h>
19#include <afs/venus.h>
20#include <afs/ptclient.h>
21#include <afs/pterror.h>
fb8809f4 22
60c22e5f 23#define file_exists(file) (access((file), F_OK) == 0)
fb8809f4 24
25char *whoami;
60c22e5f 26char *cellname = "ATHENA.MIT.EDU";
fb8809f4 27
28main(argc, argv)
29char **argv;
30int argc;
31{
a7fdf2de 32 int beforec, afterc, i;
fb8809f4 33 char *table, **before, **after;
810d12a7 34#ifdef DEBUG
35 char buf[1024];
810d12a7 36#endif
fb8809f4 37
a7fdf2de 38 for (i = getdtablesize() - 1; i > 2; i--)
39 close(i);
40
fb8809f4 41 table = argv[1];
42 beforec = atoi(argv[2]);
43 before = &argv[4];
44 afterc = atoi(argv[3]);
45 after = &argv[4 + beforec];
46 whoami = argv[0];
47
810d12a7 48#ifdef DEBUG
49 sprintf(buf, "%s (", table);
50 for (i = 0; i < beforec; i++) {
51 if (i > 0)
52 strcat(buf, ",");
53 strcat(buf, before[i]);
54 }
55 strcat(buf, ")->(");
56 for (i = 0; i < afterc; i++) {
57 if (i > 0)
58 strcat(buf, ",");
59 strcat(buf, after[i]);
60 }
61 strcat(buf, ")\n");
62 write(1,buf,strlen(buf));
63#endif
64
fb8809f4 65 initialize_sms_error_table();
66 initialize_krb_error_table();
67
68 if (!strcmp(table, "users")) {
69 do_user(before, beforec, after, afterc);
70 } else if (!strcmp(table, "list")) {
71 do_list(before, beforec, after, afterc);
72 } else if (!strcmp(table, "members")) {
73 do_member(before, beforec, after, afterc);
74 } else if (!strcmp(table, "filesys")) {
75 do_filesys(before, beforec, after, afterc);
1f377b55 76 } else if (!strcmp(table, "quota")) {
fb8809f4 77 do_quota(before, beforec, after, afterc);
78 }
fb8809f4 79 exit(0);
80}
81
82
83do_cmd(cmd)
84char *cmd;
85{
a7fdf2de 86 int success = 0, tries = 0;
fb8809f4 87
60c22e5f 88 while (success == 0 && tries < 1) {
89 if (tries++)
90 sleep(5*60);
a7fdf2de 91 com_err(whoami, 0, "Executing command: %s", cmd);
92 if (system(cmd) == 0)
60c22e5f 93 success++;
fb8809f4 94 }
95 if (!success)
60c22e5f 96 critical_alert("incremental", "failed command: %s", cmd);
fb8809f4 97}
98
99
100do_user(before, beforec, after, afterc)
101char **before;
102int beforec;
103char **after;
104int afterc;
105{
60c22e5f 106 int astate, bstate, auid, buid, code;
107
108 auid = buid = astate = bstate = 0;
109 if (afterc > U_STATE) astate = atoi(after[U_STATE]);
110 if (beforec > U_STATE) bstate = atoi(before[U_STATE]);
111 if (afterc > U_UID) auid = atoi(after[U_UID]);
112 if (beforec > U_UID) buid = atoi(before[U_UID]);
113
114 /* We consider "half-registered" users to be active */
810d12a7 115 if (astate == 2) astate = 1;
116 if (bstate == 2) bstate = 1;
fb8809f4 117
60c22e5f 118 if (astate != 1 && bstate != 1) /* inactive user */
fb8809f4 119 return;
60c22e5f 120
121 if (astate == bstate && auid == buid &&
122 !strcmp(before[U_NAME], after[U_NAME]))
123 /* No AFS related attributes have changed */
fb8809f4 124 return;
fb8809f4 125
60c22e5f 126 code=pr_Initialize(1, AFSCONF_CLIENTNAME, 0);
127 if (code) {
128 critical_alert("incremental", "Couldn't initialize libprot: %s",
129 error_message(code));
130 return;
fb8809f4 131 }
60c22e5f 132
133 if (astate == bstate) {
134 /* Only a modify has to be done */
135 code = pr_ChangeEntry(before[U_NAME], after[U_NAME], auid, "");
136 if (code) {
137 critical_alert("incremental",
138 "Couldn't change user %s (id %d) to %s (id %d): %s",
139 before[U_NAME], buid, after[U_NAME], auid,
140 error_message(code));
141 }
142 return;
143 }
144 if (bstate == 1) {
145 code = pr_DeleteByID(buid);
146 if (code && code != PRNOENT) {
147 critical_alert("incremental",
148 "Couldn't delete user %s (id %d): %s",
149 before[U_NAME], buid, error_message(code));
150 }
151 return;
152 }
153 if (astate == 1) {
154 code = pr_CreateUser(after[U_NAME], &auid);
155 if (code) {
156 critical_alert("incremental",
157 "Couldn't create user %s (id %d): %s",
158 after[U_NAME], auid, error_message(code));
159 }
160 return;
fb8809f4 161 }
162}
163
164
165
166do_list(before, beforec, after, afterc)
167char **before;
168int beforec;
169char **after;
170int afterc;
171{
fb8809f4 172 int agid, bgid;
60c22e5f 173 long code, id;
ed9a5300 174 char hostname[64];
60c22e5f 175 char g1[PR_MAXNAMELEN], g2[PR_MAXNAMELEN];
ed9a5300 176 char *av[2];
fb8809f4 177
60c22e5f 178 agid = bgid = 0;
fb8809f4 179 if (beforec > L_GID && atoi(before[L_ACTIVE]) && atoi(before[L_GROUP]))
60c22e5f 180 bgid = atoi(before[L_GID]);
fb8809f4 181 if (afterc > L_GID && atoi(after[L_ACTIVE]) && atoi(after[L_GROUP]))
60c22e5f 182 agid = atoi(after[L_GID]);
fb8809f4 183
60c22e5f 184 if (agid == 0 && bgid == 0) /* Not active groups */
185 return;
186 if (agid == bgid && !strcmp(after[L_NAME], before[L_NAME]))
187 return; /* No change */
188
189 code=pr_Initialize(1, AFSCONF_CLIENTNAME, 0);
190 if (code) {
191 critical_alert("incremental", "Couldn't initialize libprot: %s",
192 error_message(code));
fb8809f4 193 return;
194 }
60c22e5f 195
196 if (agid && bgid) {
197 /* Only a modify is required */
198 strcpy(g1, "system:");
199 strcpy(g2, "system:");
200 strcat(g1, before[L_NAME]);
201 strcat(g2, after[L_NAME]);
202 code = pr_ChangeEntry(g1, g2, -agid, "");
203 if (code) {
204 critical_alert("incremental",
205 "Couldn't change group %s (id %d) to %s (id %d): %s",
206 before[L_NAME], -bgid, after[L_NAME], -agid,
207 error_message(code));
208 }
fb8809f4 209 return;
210 }
60c22e5f 211 if (bgid) {
212 code = pr_DeleteByID(-bgid);
213 if (code && code != PRNOENT) {
214 critical_alert("incremental",
215 "Couldn't delete group %s (id %d): %s",
216 before[L_NAME], -bgid, error_message(code));
217 }
fb8809f4 218 return;
219 }
60c22e5f 220 if (agid) {
221 strcpy(g1, "system:");
222 strcat(g1, after[L_NAME]);
223 strcpy(g2, "system:administrators");
224 id = -agid;
225 code = pr_CreateGroup(g1, g2, &id);
226 if (code) {
227 critical_alert("incremental",
228 "Couldn't create group %s (id %d): %s",
ed9a5300 229 after[L_NAME], id, error_message(code));
60c22e5f 230 return;
231 }
232
233 /* We need to make sure the group is properly populated */
234 if (beforec < L_ACTIVE || atoi(before[L_ACTIVE]) == 0) return;
235
ed9a5300 236 gethostname(hostname, sizeof(hostname));
237 code = mr_connect(hostname);
238 if (!code) code = mr_auth("afs.incr");
239 if (code) {
240 critical_alert("incremental",
241 "Error contacting Moira server to resolve %s: %s",
242 after[L_NAME], error_message(code));
243 return;
244 }
245 av[0] = "LIST";
246 av[1] = after[L_NAME];
247 get_members(2, av, after[L_NAME]);
248
249 mr_disconnect();
250 return;
60c22e5f 251 }
fb8809f4 252}
253
254
255do_member(before, beforec, after, afterc)
256char **before;
257int beforec;
258char **after;
259int afterc;
260{
60c22e5f 261 int code;
262 char *p;
263
bd70a79d 264 if ((beforec < 4 || !atoi(before[LM_END])) &&
265 (afterc < 4 || !atoi(after[LM_END])))
fb8809f4 266 return;
60c22e5f 267
268 code=pr_Initialize(1, AFSCONF_CLIENTNAME, 0);
269 if (code) {
270 critical_alert("incremental", "Couldn't initialize libprot: %s",
271 error_message(code));
fb8809f4 272 return;
273 }
60c22e5f 274
ed9a5300 275 if (afterc)
276 edit_group(1, after[LM_LIST], after[LM_TYPE], after[LM_MEMBER]);
277 if (beforec)
278 edit_group(0, after[LM_LIST], after[LM_TYPE], after[LM_MEMBER]);
279}
280
281
282get_members(ac, av, group)
283 int ac;
284 char *av[];
285 char *group;
286{
287 int code=0;
288
289 if (strcmp(av[0], "LIST")) {
290 sleep(1); /* give the ptserver room */
291 edit_group(1, group, av[0], av[1]);
292 } else {
293 code = mr_query("get_members_of_list", 1, &av[1], get_members, group);
294 if (code)
295 critical_alert("incremental",
296 "Couldn't retrieve full membership of %s: %s",
297 group, error_message(code));
298 }
299 return code;
300}
301
302
303edit_group(op, group, type, member)
304 int op;
305 char *group;
306 char *type;
307 char *member;
308{
309 char *p = 0;
310 char buf[PR_MAXNAMELEN];
311 int (*fn)();
312 int code;
313 extern long pr_AddToGroup(), pr_RemoveUserFromGroup();
314
315 fn = op ? pr_AddToGroup : pr_RemoveUserFromGroup;
316
60c22e5f 317 /* The following KERBEROS code allows for the use of entities
318 * user@foreign_cell.
319 */
ed9a5300 320 if (!strcmp(type, "KERBEROS")) {
321 p = index(member, '@');
60c22e5f 322 if (p && !strcasecmp(p+1, cellname))
323 *p = 0;
ed9a5300 324 } else if (strcmp(type, "USER"))
325 return; /* invalid type */
60c22e5f 326
ed9a5300 327 strcpy(buf, "system:");
328 strcat(buf, group);
329 code = (*fn)(member, buf);
330 if (code) {
331 if (op==0 && code == PRNOENT) return;
332 if (op==1 && code == PRIDEXIST) return;
333 if (strcmp(type, "KERBEROS") || code != PRNOENT) {
60c22e5f 334 critical_alert("incremental",
ed9a5300 335 "Couldn't %s %s %s %s: %s",
336 op ? "add" : "remove", member,
337 op ? "to" : "from", buf,
60c22e5f 338 error_message(code));
60c22e5f 339 }
57bc9f26 340 }
ed9a5300 341 if (p) *p = '@';
fb8809f4 342}
343
344
345do_filesys(before, beforec, after, afterc)
346char **before;
347int beforec;
348char **after;
349int afterc;
350{
60c22e5f 351 char cmd[1024];
352
d43ba793 353 if (beforec < FS_CREATE) {
60c22e5f 354 if (afterc < FS_CREATE || atoi(after[FS_CREATE])==0 ||
355 strcmp(after[FS_TYPE], "AFS"))
356 return;
357
d43ba793 358 /* new locker creation */
60c22e5f 359 sprintf(cmd, "%s/perl -I%s %s/afs_create.pl %s %s %s %s %s %s",
360 BIN_DIR, BIN_DIR, BIN_DIR,
361 after[FS_NAME], after[FS_L_TYPE], after[FS_MACHINE],
362 after[FS_PACK], after[FS_OWNER], after[FS_OWNERS]);
d43ba793 363 do_cmd(cmd);
364 return;
f633445d 365 }
60c22e5f 366
367 /* What do we do? When do we use FS_CREATE?
368 *
369 * TYPE change: AFS->ERR, ERR->AFS: rename/unmount/remount
370 * LOCKERTYPE change: rename/remount
371 * PACK change: remount
372 * LABEL change: rename/remount
373 * Deletion: rename/unmount
374 */
fb8809f4 375}
376
377
378do_quota(before, beforec, after, afterc)
379char **before;
380int beforec;
381char **after;
382int afterc;
383{
60c22e5f 384 char cmd[1024];
fb8809f4 385
1f377b55 386 if (afterc < Q_DIRECTORY || strcmp("ANY", after[Q_TYPE]) ||
60c22e5f 387 strncmp("/afs/", after[Q_DIRECTORY], 5))
388 return;
1f377b55 389
60c22e5f 390 sprintf(cmd, "%s/perl -I%s %s/afs_quota.pl %s %s",
391 BIN_DIR, BIN_DIR, BIN_DIR,
1f377b55 392 after[Q_DIRECTORY], after[Q_QUOTA]);
393 do_cmd(cmd);
394 return;
fb8809f4 395}
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