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s3-winbindd: support the DIR pragma for raw kerberos user pam authentication.

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It is currently only available in MIT. In addition, allow to define custom
filepaths for FILE, WRFILE and DIR pragmas and substitute one occurence of the
%u pattern.

Guenther

Signed-off-by: Günther Deschner <gd@samba.org>
Pair-Programmed-With: Andreas Schneider <asn@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
This commit is contained in:
Günther Deschner 2013-07-18 19:05:51 +02:00 committed by Jeremy Allison
parent 73e6feff9b
commit 7ad3a367d5
1 changed files with 23 additions and 0 deletions
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23
source3/winbindd/winbindd_pam.c
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@ -492,6 +492,29 @@ static const char *generate_krb5_ccache(TALLOC_CTX *mem_ctx,
gen_cc = talloc_asprintf(
mem_ctx, "WRFILE:/tmp/krb5cc_%d", uid);
}
if (strequal(type, "DIR")) {
gen_cc = talloc_asprintf(
mem_ctx, "DIR:/run/user/%d/krb5cc", uid);
}
if (strnequal(type, "FILE:/", 6) ||
strnequal(type, "WRFILE:/", 8) ||
strnequal(type, "DIR:/", 5)) {
/* we allow only one "%u" substitution */
char *p;
p = strchr(type, '%');
if (p != NULL) {
p++;
if (p != NULL && *p == 'u' && strchr(p, '%') == NULL) {
gen_cc = talloc_asprintf(mem_ctx, type, uid);
}
}
}
}
*user_ccache_file = gen_cc;