3 * Do AFS incremental updates
5 * Copyright (C) 1989,1992 by the Massachusetts Institute of Technology
6 * for copying and distribution information, please see the file
10 #include <sys/types.h>
15 #include <moira_site.h>
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>
23 #define file_exists(file) (access((file), F_OK) == 0)
26 char *cellname = "ATHENA.MIT.EDU";
32 int beforec, afterc, i;
33 char *table, **before, **after;
38 for (i = getdtablesize() - 1; i > 2; i--)
42 beforec = atoi(argv[2]);
44 afterc = atoi(argv[3]);
45 after = &argv[4 + beforec];
49 sprintf(buf, "%s (", table);
50 for (i = 0; i < beforec; i++) {
53 strcat(buf, before[i]);
56 for (i = 0; i < afterc; i++) {
59 strcat(buf, after[i]);
62 write(1,buf,strlen(buf));
65 initialize_sms_error_table();
66 initialize_krb_error_table();
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);
76 } else if (!strcmp(table, "quota")) {
77 do_quota(before, beforec, after, afterc);
86 int success = 0, tries = 0;
88 while (success == 0 && tries < 1) {
91 com_err(whoami, 0, "Executing command: %s", cmd);
96 critical_alert("incremental", "failed command: %s", cmd);
100 do_user(before, beforec, after, afterc)
106 int astate, bstate, auid, buid, code;
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]);
114 /* We consider "half-registered" users to be active */
115 if (astate == 2) astate = 1;
116 if (bstate == 2) bstate = 1;
118 if (astate != 1 && bstate != 1) /* inactive user */
121 if (astate == bstate && auid == buid &&
122 !strcmp(before[U_NAME], after[U_NAME]))
123 /* No AFS related attributes have changed */
126 code=pr_Initialize(1, AFSCONF_CLIENTNAME, 0);
128 critical_alert("incremental", "Couldn't initialize libprot: %s",
129 error_message(code));
133 if (astate == bstate) {
134 /* Only a modify has to be done */
135 code = pr_ChangeEntry(before[U_NAME], after[U_NAME],
136 (auid==buid) ? 0 : auid, "");
138 critical_alert("incremental",
139 "Couldn't change user %s (id %d) to %s (id %d): %s",
140 before[U_NAME], buid, after[U_NAME], auid,
141 error_message(code));
146 code = pr_DeleteByID(buid);
147 if (code && code != PRNOENT) {
148 critical_alert("incremental",
149 "Couldn't delete user %s (id %d): %s",
150 before[U_NAME], buid, error_message(code));
155 code = pr_CreateUser(after[U_NAME], &auid);
157 critical_alert("incremental",
158 "Couldn't create user %s (id %d): %s",
159 after[U_NAME], auid, error_message(code));
167 do_list(before, beforec, after, afterc)
176 char g1[PR_MAXNAMELEN], g2[PR_MAXNAMELEN];
180 if (beforec > L_GID && atoi(before[L_ACTIVE]) && atoi(before[L_GROUP]))
181 bgid = atoi(before[L_GID]);
182 if (afterc > L_GID && atoi(after[L_ACTIVE]) && atoi(after[L_GROUP]))
183 agid = atoi(after[L_GID]);
185 if (agid == 0 && bgid == 0) /* Not active groups */
187 if (agid == bgid && !strcmp(after[L_NAME], before[L_NAME]))
188 return; /* No change */
190 code=pr_Initialize(1, AFSCONF_CLIENTNAME, 0);
192 critical_alert("incremental", "Couldn't initialize libprot: %s",
193 error_message(code));
198 /* Only a modify is required */
199 strcpy(g1, "system:");
200 strcpy(g2, "system:");
201 strcat(g1, before[L_NAME]);
202 strcat(g2, after[L_NAME]);
203 code = pr_ChangeEntry(g1, g2, (agid==bgid) ? 0 : -agid, "");
205 critical_alert("incremental",
206 "Couldn't change group %s (id %d) to %s (id %d): %s",
207 before[L_NAME], -bgid, after[L_NAME], -agid,
208 error_message(code));
213 code = pr_DeleteByID(-bgid);
214 if (code && code != PRNOENT) {
215 critical_alert("incremental",
216 "Couldn't delete group %s (id %d): %s",
217 before[L_NAME], -bgid, error_message(code));
222 strcpy(g1, "system:");
223 strcat(g1, after[L_NAME]);
224 strcpy(g2, "system:administrators");
226 code = pr_CreateGroup(g1, g2, &id);
228 critical_alert("incremental",
229 "Couldn't create group %s (id %d): %s",
230 after[L_NAME], id, error_message(code));
234 /* We need to make sure the group is properly populated */
235 if (beforec < L_ACTIVE || atoi(before[L_ACTIVE]) == 0) return;
237 gethostname(hostname, sizeof(hostname));
238 code = mr_connect(hostname);
239 if (!code) code = mr_auth("afs.incr");
241 critical_alert("incremental",
242 "Error contacting Moira server to resolve %s: %s",
243 after[L_NAME], error_message(code));
247 av[1] = after[L_NAME];
248 get_members(2, av, after[L_NAME]);
256 do_member(before, beforec, after, afterc)
265 if ((beforec < 4 || !atoi(before[LM_END])) &&
266 (afterc < 4 || !atoi(after[LM_END])))
269 code=pr_Initialize(1, AFSCONF_CLIENTNAME, 0);
271 critical_alert("incremental", "Couldn't initialize libprot: %s",
272 error_message(code));
277 edit_group(1, after[LM_LIST], after[LM_TYPE], after[LM_MEMBER]);
279 edit_group(0, after[LM_LIST], after[LM_TYPE], after[LM_MEMBER]);
283 get_members(ac, av, group)
290 if (strcmp(av[0], "LIST")) {
291 sleep(1); /* give the ptserver room */
292 edit_group(1, group, av[0], av[1]);
294 code = mr_query("get_members_of_list", 1, &av[1], get_members, group);
296 critical_alert("incremental",
297 "Couldn't retrieve full membership of %s: %s",
298 group, error_message(code));
304 edit_group(op, group, type, member)
311 char buf[PR_MAXNAMELEN];
314 extern long pr_AddToGroup(), pr_RemoveUserFromGroup();
316 fn = op ? pr_AddToGroup : pr_RemoveUserFromGroup;
318 /* The following KERBEROS code allows for the use of entities
321 if (!strcmp(type, "KERBEROS")) {
322 p = index(member, '@');
323 if (p && !strcasecmp(p+1, cellname))
325 } else if (strcmp(type, "USER"))
326 return; /* invalid type */
328 strcpy(buf, "system:");
330 code = (*fn)(member, buf);
332 if (op==0 && code == PRNOENT) return;
333 if (op==1 && code == PRIDEXIST) return;
334 if (strcmp(type, "KERBEROS") || code != PRNOENT) {
335 critical_alert("incremental",
336 "Couldn't %s %s %s %s: %s",
337 op ? "add" : "remove", member,
338 op ? "to" : "from", buf,
339 error_message(code));
346 do_filesys(before, beforec, after, afterc)
354 if (beforec < FS_CREATE) {
355 if (afterc < FS_CREATE || atoi(after[FS_CREATE])==0 ||
356 strcmp(after[FS_TYPE], "AFS"))
359 /* new locker creation */
360 sprintf(cmd, "%s/perl -I%s %s/afs_create.pl %s %s %s %s %s %s",
361 BIN_DIR, BIN_DIR, BIN_DIR,
362 after[FS_NAME], after[FS_L_TYPE], after[FS_MACHINE],
363 after[FS_PACK], after[FS_OWNER], after[FS_OWNERS]);
368 /* What do we do? When do we use FS_CREATE?
370 * TYPE change: AFS->ERR, ERR->AFS: rename/unmount/remount
371 * LOCKERTYPE change: rename/remount
372 * PACK change: remount
373 * LABEL change: rename/remount
374 * Deletion: rename/unmount
379 do_quota(before, beforec, after, afterc)
387 if (afterc < Q_DIRECTORY || strcmp("ANY", after[Q_TYPE]) ||
388 strncmp("/afs/", after[Q_DIRECTORY], 5))
391 sprintf(cmd, "%s/perl -I%s %s/afs_quota.pl %s %s",
392 BIN_DIR, BIN_DIR, BIN_DIR,
393 after[Q_DIRECTORY], after[Q_QUOTA]);