2 * Copyright 2000, International Business Machines Corporation and others.
5 * This software has been released under the terms of the IBM Public
6 * License. For details, see the LICENSE file in the top-level source
7 * directory or online at http://www.openafs.org/dl/license10.html
10 #include <afsconfig.h>
11 #include "afs/param.h"
14 #include "afs/sysincludes.h" /* Standard vendor system headers */
15 #include "afsincludes.h" /* Afs-based standard headers */
16 #include "afs/afs_stats.h"
17 #include "afs/unified_afs.h"
18 #include "rx/rx_globals.h"
23 struct afspag_cell *next;
28 afs_rwlock_t afs_xpagcell;
29 afs_rwlock_t afs_xpagsys;
30 static int lastcell = 0;
31 static struct afspag_cell *cells = 0;
32 static struct afspag_cell *primary_cell = 0;
36 afspag_GetCell(char *acell)
38 struct afspag_cell *tcell;
40 ObtainWriteLock(&afs_xpagcell, 820);
42 for (tcell = cells; tcell; tcell = tcell->next) {
43 if (!strcmp(acell, tcell->cellname))
48 tcell = (struct afspag_cell *)afs_osi_Alloc(sizeof(struct afspag_cell));
51 tcell->cellname = (char *)afs_osi_Alloc(strlen(acell) + 1);
52 if (!tcell->cellname) {
53 afs_osi_Free(tcell, sizeof(struct afspag_cell));
57 strcpy(tcell->cellname, acell);
58 tcell->cellnum = ++lastcell;
61 if (!primary_cell) primary_cell = tcell;
65 ReleaseWriteLock(&afs_xpagcell);
71 afspag_GetPrimaryCell(void)
73 struct afspag_cell *tcell;
75 ObtainWriteLock(&afs_xpagcell, 821);
77 ReleaseWriteLock(&afs_xpagcell);
83 afspag_SetPrimaryCell(char *acell)
85 struct afspag_cell *tcell;
87 tcell = afspag_GetCell(acell);
88 ObtainWriteLock(&afs_xpagcell, 822);
90 ReleaseWriteLock(&afs_xpagcell);
95 afspag_PUnlog(char *ain, afs_int32 ainSize, afs_ucred_t **acred)
98 register struct unixuser *tu;
102 if (!afs_resourceinit_flag) /* afs daemons haven't started yet */
103 return EIO; /* Inappropriate ioctl for device */
105 pag = PagInCred(*acred);
106 uid = (pag == NOPAG) ? afs_cr_uid(*acred) : pag;
108 ObtainWriteLock(&afs_xuser, 823);
109 for (tu = afs_users[i]; tu; tu = tu->next) {
110 if (tu->uid == uid) {
112 tu->states &= ~UHasTokens;
113 /* security is not having to say you're sorry */
114 memset(&tu->ct, 0, sizeof(struct ClearToken));
116 /* set the expire times to 0, causes
117 * afs_GCUserData to remove this entry
119 tu->ct.EndTimestamp = 0;
124 ReleaseWriteLock(&afs_xuser);
130 afspag_PSetTokens(char *ain, afs_int32 ainSize, afs_ucred_t **acred)
133 register struct unixuser *tu;
134 struct afspag_cell *tcell;
135 struct ClearToken clear;
138 afs_int32 flag, set_parent_pag = 0;
141 AFS_STATCNT(PSetTokens);
142 if (!afs_resourceinit_flag) {
145 memcpy((char *)&i, ain, sizeof(afs_int32));
146 ain += sizeof(afs_int32);
147 stp = ain; /* remember where the ticket is */
148 if (i < 0 || i > MAXKTCTICKETLEN)
149 return EINVAL; /* malloc may fail */
151 ain += i; /* skip over ticket */
152 memcpy((char *)&i, ain, sizeof(afs_int32));
153 ain += sizeof(afs_int32);
154 if (i != sizeof(struct ClearToken)) {
157 memcpy((char *)&clear, ain, sizeof(struct ClearToken));
158 if (clear.AuthHandle == -1)
159 clear.AuthHandle = 999; /* more rxvab compat stuff */
160 ain += sizeof(struct ClearToken);
161 if (ainSize != 2 * sizeof(afs_int32) + stLen + sizeof(struct ClearToken)) {
162 /* still stuff left? we've got primary flag and cell name. Set these */
163 memcpy((char *)&flag, ain, sizeof(afs_int32)); /* primary id flag */
164 ain += sizeof(afs_int32); /* skip id field */
165 /* rest is cell name, look it up */
166 /* some versions of gcc appear to need != 0 in order to get this right */
167 if ((flag & 0x8000) != 0) { /* XXX Use Constant XXX */
171 tcell = afspag_GetCell(ain);
173 /* default to primary cell, primary id */
174 flag = 1; /* primary id */
175 tcell = afspag_GetPrimaryCell();
177 if (!tcell) return ESRCH;
178 if (set_parent_pag) {
179 #if defined(AFS_DARWIN_ENV) || defined(AFS_XBSD_ENV)
180 # if defined(AFS_DARWIN_ENV)
181 afs_proc_t *p = current_proc(); /* XXX */
183 proc_selfname(procname, 256);
184 # elif defined(AFS_FBSD_ENV)
185 struct thread *p = curthread;
186 char *procname = p->td_proc->p_comm;
188 afs_proc_t *p = curproc; /* XXX */
189 char *procname = p->p_comm;
191 afs_warnuser("Process %d (%s) tried to change pags in PSetTokens\n",
192 MyPidxx2Pid(MyPidxx), procname);
193 setpag(p, acred, -1, &pag, 1);
195 setpag(acred, -1, &pag, 1);
198 pag = PagInCred(*acred);
199 uid = (pag == NOPAG) ? afs_cr_uid(*acred) : pag;
200 /* now we just set the tokens */
201 tu = afs_GetUser(uid, tcell->cellnum, WRITE_LOCK);
203 tu->cellinfo = (void *)tcell;
204 tu->vid = clear.ViceId;
205 if (tu->stp != NULL) {
206 afs_osi_Free(tu->stp, tu->stLen);
208 tu->stp = (char *)afs_osi_Alloc(stLen);
210 memcpy(tu->stp, stp, stLen);
213 afs_stats_cmfullperf.authent.TicketUpdates++;
214 afs_ComputePAGStats();
215 #endif /* AFS_NOSTATS */
216 tu->states |= UHasTokens;
217 tu->states &= ~UTokensBad;
218 afs_SetPrimary(tu, flag);
219 tu->tokenTime = osi_Time();
220 afs_PutUser(tu, WRITE_LOCK);
227 SPAGCB_GetCreds(struct rx_call *a_call, afs_int32 a_uid,
232 int bucket, count, i = 0, clen;
237 memset(a_creds, 0, sizeof(struct CredInfos));
238 if ((rx_HostOf(rx_PeerOf(rx_ConnectionOf(a_call))) != afs_nfs_server_addr
239 || rx_PortOf(rx_PeerOf(rx_ConnectionOf(a_call))) != htons(7001))
240 #if 0 /* for debugging ONLY! */
241 && rx_PortOf(rx_PeerOf(rx_ConnectionOf(a_call))) != htons(7901)
248 ObtainWriteLock(&afs_xuser, 823);
250 /* count them first */
251 bucket = UHash(a_uid);
252 for (count = 0, tu = afs_users[bucket]; tu; tu = tu->next) {
253 if (tu->uid == a_uid) count++;
257 ReleaseWriteLock(&afs_xuser);
262 a_creds->CredInfos_val =
263 (CredInfo *)afs_osi_Alloc(count * sizeof(CredInfo));
264 if (!a_creds->CredInfos_val)
266 a_creds->CredInfos_len = count;
267 memset(a_creds->CredInfos_val, 0, count * sizeof(CredInfo));
269 for (i = 0, tu = afs_users[bucket]; tu; tu = tu->next, i++) {
270 if (tu->uid == a_uid && tu->cellinfo &&
271 (tu->states & UHasTokens) && !(tu->states & UTokensBad)) {
273 tci = &a_creds->CredInfos_val[i];
275 tci->ct.AuthHandle = tu->ct.AuthHandle;
276 memcpy(tci->ct.HandShakeKey, tu->ct.HandShakeKey, 8);
277 tci->ct.ViceId = tu->ct.ViceId;
278 tci->ct.BeginTimestamp = tu->ct.BeginTimestamp;
279 tci->ct.EndTimestamp = tu->ct.EndTimestamp;
281 cellname = ((struct afspag_cell *)(tu->cellinfo))->cellname;
282 clen = strlen(cellname) + 1;
283 tci->cellname = afs_osi_Alloc(clen);
286 memcpy(tci->cellname, cellname, clen);
288 tci->st.st_len = tu->stLen;
289 tci->st.st_val = afs_osi_Alloc(tu->stLen);
290 if (!tci->st.st_val) {
291 afs_osi_Free(tci->cellname, clen);
294 memcpy(tci->st.st_val, tu->stp, tu->stLen);
295 if (tu->states & UPrimary)
296 tci->states |= UPrimary;
300 ReleaseWriteLock(&afs_xuser);
305 if (a_creds->CredInfos_val) {
307 afs_osi_Free(a_creds->CredInfos_val[i].st.st_val,
308 a_creds->CredInfos_val[i].st.st_len);
309 afs_osi_Free(a_creds->CredInfos_val[i].cellname,
310 strlen(a_creds->CredInfos_val[i].cellname) + 1);
312 afs_osi_Free(a_creds->CredInfos_val, count * sizeof(CredInfo));
315 ReleaseWriteLock(&afs_xuser);
322 afspag_PSetSysName(char *ain, afs_int32 ainSize, afs_ucred_t **acred)
324 int setsysname, count, t;
328 memcpy((char *)&setsysname, ain, sizeof(afs_int32));
329 ain += sizeof(afs_int32);
331 return 0; /* nothing to do locally */
334 if (setsysname < 0 || setsysname > MAXNUMSYSNAMES)
336 if (!afs_osi_suser(*acred))
338 for (cp = ain, count = 0; count < setsysname; count++) {
339 /* won't go past end of ain since maxsysname*num < ain length */
341 if (t >= MAXSYSNAME || t <= 0)
343 /* check for names that can shoot us in the foot */
344 if (*cp == '.' && (cp[1] == 0 || (cp[1] == '.' && cp[2] == 0)))
349 ObtainWriteLock(&afs_xpagsys, 824);
350 for (cp = ain, count = 0; count < setsysname; count++) {
352 memcpy(afs_sysnamelist[count], cp, t + 1);
355 afs_sysnamecount = setsysname;
357 ReleaseWriteLock(&afs_xpagsys);
359 /* Change the arguments so we pass the allpags flag to the server */
360 setsysname |= 0x8000;
361 memcpy(setp, (char *)&setsysname, sizeof(afs_int32));
367 SPAGCB_GetSysName(struct rx_call *a_call, afs_int32 a_uid,
368 SysNameList *a_sysnames)
374 ObtainReadLock(&afs_xpagsys);
375 memset(a_sysnames, 0, sizeof(struct SysNameList));
377 a_sysnames->SysNameList_len = afs_sysnamecount;
378 a_sysnames->SysNameList_val =
379 afs_osi_Alloc(afs_sysnamecount * sizeof(SysNameEnt));
380 if (!a_sysnames->SysNameList_val)
383 for (i = 0; i < afs_sysnamecount; i++) {
384 a_sysnames->SysNameList_val[i].sysname =
385 afs_osi_Alloc(strlen(afs_sysnamelist[i]) + 1);
386 if (!a_sysnames->SysNameList_val[i].sysname)
388 strcpy(a_sysnames->SysNameList_val[i].sysname, afs_sysnamelist[i]);
391 ReleaseReadLock(&afs_xpagsys);
396 if (a_sysnames->SysNameList_val) {
398 afs_osi_Free(a_sysnames->SysNameList_val[i].sysname,
399 strlen(a_sysnames->SysNameList_val[i].sysname) + 1);
401 afs_osi_Free(a_sysnames->SysNameList_val,
402 afs_sysnamecount * sizeof(SysNameEnt));
405 ReleaseWriteLock(&afs_xpagsys);