Arthur de Jong

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authorArthur de Jong <arthur@arthurdejong.org>2018-07-21 16:13:23 +0200
committerArthur de Jong <arthur@arthurdejong.org>2018-07-21 19:24:17 +0200
commit84676ab4a6a4821e8dbd8c340216b68c24aeeea7 (patch)
tree6123e7c25c8543262f243216959d5f1bf305252b
parent9fbcdd17ad1f6da3421051fbe329d74201f0437f (diff)
Add domain variable for use in pam_authz_search
This adds a domain variable (if it can be determined on the system) that can be used in pam_authz_search and pam_authc_search filters to build search filters that search on the domain name (the FQDN without the starting host name). Closes https://github.com/arthurdejong/nss-pam-ldapd/issues/8
-rw-r--r--man/nslcd.conf.5.xml1
-rw-r--r--nslcd/cfg.c1
-rw-r--r--nslcd/pam.c8
3 files changed, 8 insertions, 2 deletions
diff --git a/man/nslcd.conf.5.xml b/man/nslcd.conf.5.xml
index a83d04c..b54871b 100644
--- a/man/nslcd.conf.5.xml
+++ b/man/nslcd.conf.5.xml
@@ -900,6 +900,7 @@
<literal>$ruser</literal>, <literal>$rhost</literal>,
<literal>$tty</literal>, <literal>$hostname</literal>,
<literal>$fqdn</literal>, <!-- since 0.8.1 -->
+ <literal>$domain</literal>, <!-- since 0.9.10 -->
<literal>$dn</literal>, and <literal>$uid</literal>.
These references are substituted in the search filter using the
same syntax as described in the section on attribute mapping
diff --git a/nslcd/cfg.c b/nslcd/cfg.c
index 348e800..404ffda 100644
--- a/nslcd/cfg.c
+++ b/nslcd/cfg.c
@@ -1012,6 +1012,7 @@ static void check_search_variables(
(strcmp(list[i], "tty") != 0) &&
(strcmp(list[i], "hostname") != 0) &&
(strcmp(list[i], "fqdn") != 0) &&
+ (strcmp(list[i], "domain") != 0) &&
(strcmp(list[i], "dn") != 0) &&
(strcmp(list[i], "uid") != 0))
{
diff --git a/nslcd/pam.c b/nslcd/pam.c
index 7772959..2132107 100644
--- a/nslcd/pam.c
+++ b/nslcd/pam.c
@@ -2,7 +2,7 @@
pam.c - pam processing routines
Copyright (C) 2009 Howard Chu
- Copyright (C) 2009-2017 Arthur de Jong
+ Copyright (C) 2009-2018 Arthur de Jong
Copyright (C) 2015 Nokia Solutions and Networks
This library is free software; you can redistribute it and/or
@@ -71,7 +71,7 @@ static DICT *search_vars_new(const char *dn, const char *username,
char hostname[BUFLEN_HOSTNAME];
/* allocating this on the stack is OK because search_var_add()
will allocate new memory for the value */
- const char *fqdn;
+ const char *fqdn, *found;
DICT *dict;
dict = dict_new();
if (dict == NULL)
@@ -89,7 +89,11 @@ static DICT *search_vars_new(const char *dn, const char *username,
if (gethostname(hostname, sizeof(hostname)) == 0)
search_var_add(dict, "hostname", hostname);
if ((fqdn = getfqdn()) != NULL)
+ {
search_var_add(dict, "fqdn", fqdn);
+ if (((found = strchr(fqdn, '.'))) != NULL && (found[1] != '\0'))
+ search_var_add(dict, "domain", found + 1);
+ }
search_var_add(dict, "dn", dn);
search_var_add(dict, "uid", username);
return dict;