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Added a varient of Volker's patch to fix the "self-referrals as anonymous user"

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problem.
Jeremy.
(This used to be commit 74de9a61407e6c5a15fc7becca085a1d40199080)
This commit is contained in:
Jeremy Allison 2004-03-18 02:17:23 +00:00
parent 41ea0d35ae
commit 7e799b3036
1 changed files with 49 additions and 19 deletions
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68
source3/msdfs/msdfs.c
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@ -151,10 +151,8 @@ static BOOL create_conn_struct( connection_struct *conn, int snum, char *path)
if (vfs_ChDir(conn,conn->connectpath) != 0) {
DEBUG(3,("create_conn_struct: Can't ChDir to new conn path %s. Error was %s\n",
conn->connectpath, strerror(errno) ));
#if 0 /* JRATEST ? */
talloc_destroy( conn->mem_ctx );
return False;
#endif
}
return True;
}
@ -406,13 +404,41 @@ BOOL dfs_redirect(pstring pathname, connection_struct* conn,
/* never reached */
}
/**********************************************************************
Return a self referral.
**********************************************************************/
static BOOL self_ref(char *pathname, struct junction_map *jucn,
int *consumedcntp, BOOL *self_referralp)
{
struct referral *ref;
if (self_referralp != NULL)
*self_referralp = True;
jucn->referral_count = 1;
if((ref = (struct referral*) malloc(sizeof(struct referral))) == NULL) {
DEBUG(0,("self_ref: malloc failed for referral\n"));
return False;
}
pstrcpy(ref->alternate_path,pathname);
ref->proximity = 0;
ref->ttl = REFERRAL_TTL;
jucn->referral_list = ref;
if (consumedcntp)
*consumedcntp = strlen(pathname);
return True;
}
/**********************************************************************
Gets valid referrals for a dfs path and fills up the
junction_map structure
**********************************************************************/
**********************************************************************/
BOOL get_referred_path(char *pathname, struct junction_map* jucn,
int* consumedcntp, BOOL* self_referralp)
BOOL get_referred_path(char *pathname, struct junction_map *jucn,
int *consumedcntp, BOOL *self_referralp)
{
struct dfs_path dp;
@ -421,12 +447,13 @@ BOOL get_referred_path(char *pathname, struct junction_map* jucn,
pstring conn_path;
int snum;
BOOL ret = False;
BOOL self_referral = False;
if (!pathname || !jucn)
return False;
ZERO_STRUCT(conns);
if (self_referralp)
*self_referralp = False;
else
@ -453,7 +480,18 @@ BOOL get_referred_path(char *pathname, struct junction_map* jucn,
if ((snum = find_service(jucn->service_name)) < 0)
return False;
}
/*
* Self referrals are tested with a anonymous IPC connection and
* a GET_DFS_REFERRAL call to \\server\share. (which means dp.reqpath[0] points
* to an empty string). create_conn_struct cd's into the directory and will
* fail if it cannot (as the anonymous user). Cope with this.
*/
if (dp.reqpath[0] == '\0') {
return self_ref(pathname, jucn, consumedcntp, self_referralp);
}
pstrcpy(conn_path, lp_pathname(snum));
if (!create_conn_struct(conn, snum, conn_path))
return False;
@ -496,24 +534,16 @@ BOOL get_referred_path(char *pathname, struct junction_map* jucn,
/* if self_referral, fill up the junction map */
if (*self_referralp) {
struct referral* ref;
jucn->referral_count = 1;
if((ref = (struct referral*) malloc(sizeof(struct referral))) == NULL) {
DEBUG(0,("malloc failed for referral\n"));
if (self_ref(pathname, jucn, consumedcntp, self_referralp) == False) {
goto out;
}
pstrcpy(ref->alternate_path,pathname);
ref->proximity = 0;
ref->ttl = REFERRAL_TTL;
jucn->referral_list = ref;
if (consumedcntp)
*consumedcntp = strlen(pathname);
}
ret = True;
out:
talloc_destroy( conn->mem_ctx );
if (conn->mem_ctx)
talloc_destroy( conn->mem_ctx );
return ret;
}