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make an object class filter configurable <charles@dyfis.net> (#963281)

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This commit is contained in:
Petr Lautrbach 2013-06-07 15:12:40 +02:00
parent e99c4840f1
commit e6dbb83190
1 changed files with 29 additions and 16 deletions
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45
openssh-6.2p1-ldap.patch
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@ -258,7 +258,7 @@ diff -up openssh-6.2p1/ldapbody.c.ldap openssh-6.2p1/ldapbody.c
+#include <stdio.h>
+#include <unistd.h>
+
+#define LDAPSEARCH_FORMAT "(&(objectclass=posixAccount)(objectclass=ldapPublicKey)(uid=%s)%s)"
+#define LDAPSEARCH_FORMAT "(&(objectclass=%s)(objectclass=ldapPublicKey)(uid=%s)%s)"
+#define PUBKEYATTR "sshPublicKey"
+#define LDAP_LOGFILE "%s/ldap.%d"
+
@ -659,11 +659,11 @@ diff -up openssh-6.2p1/ldapbody.c.ldap openssh-6.2p1/ldapbody.c
+ }
+
+ /* build filter for LDAP request */
+ bufflen = strlen (LDAPSEARCH_FORMAT) + strlen (user);
+ bufflen = strlen (LDAPSEARCH_FORMAT) + strlen(options.account_class) + strlen (user);
+ if (options.ssh_filter != NULL)
+ bufflen += strlen (options.ssh_filter);
+ buffer = xmalloc (bufflen);
+ snprintf(buffer, bufflen, LDAPSEARCH_FORMAT, user, (options.ssh_filter != NULL) ? options.ssh_filter : NULL);
+ snprintf(buffer, bufflen, LDAPSEARCH_FORMAT, options.account_class, user, (options.ssh_filter != NULL) ? options.ssh_filter : NULL);
+ buffer[bufflen - 1] = 0;
+
+ debug3 ("LDAP search scope = %d %s", options.scope, buffer);
@ -759,10 +759,10 @@ diff -up openssh-6.2p1/ldapbody.h.ldap openssh-6.2p1/ldapbody.h
+
+#endif /* LDAPBODY_H */
+
diff -up openssh-6.2p1/ldapconf.c.ldap openssh-6.2p1/ldapconf.c
--- openssh-6.2p1/ldapconf.c.ldap 2013-03-25 21:27:15.890248084 +0100
+++ openssh-6.2p1/ldapconf.c 2013-03-25 21:27:15.890248084 +0100
@@ -0,0 +1,682 @@
diff -up openssh-6.2p2/ldapconf.c.ldap openssh-6.2p2/ldapconf.c
--- openssh-6.2p2/ldapconf.c.ldap 2013-06-07 15:10:05.601942693 +0200
+++ openssh-6.2p2/ldapconf.c 2013-06-07 15:10:24.928857566 +0200
@@ -0,0 +1,691 @@
+/* $OpenBSD: ldapconf.c,v 1.1 2009/12/03 03:34:42 jfch Exp $ */
+/*
+ * Copyright (c) 2009 Jan F. Chadima. All rights reserved.
@ -807,7 +807,7 @@ diff -up openssh-6.2p1/ldapconf.c.ldap openssh-6.2p1/ldapconf.c
+ lRestart, lTLS_CheckPeer, lTLS_CaCertFile,
+ lTLS_CaCertDir, lTLS_Ciphers, lTLS_Cert, lTLS_Key,
+ lTLS_RandFile, lLogDir, lDebug, lSSH_Filter,
+ lDeprecated, lUnsupported
+ lAccountClass, lDeprecated, lUnsupported
+} OpCodes;
+
+/* Textual representations of the tokens. */
@ -859,6 +859,7 @@ diff -up openssh-6.2p1/ldapconf.c.ldap openssh-6.2p1/ldapconf.c
+ { "LogDir", lLogDir },
+ { "Debug", lDebug },
+ { "SSH_Filter", lSSH_Filter },
+ { "AccountClass", lAccountClass },
+ { NULL, lBadOption }
+};
+
@ -1151,6 +1152,10 @@ diff -up openssh-6.2p1/ldapconf.c.ldap openssh-6.2p1/ldapconf.c
+ xstringptr = &options.ssh_filter;
+ goto parse_xstring;
+
+ case lAccountClass:
+ charptr = &options.account_class;
+ goto parse_string;
+
+ case lDeprecated:
+ debug("%s line %d: Deprecated option \"%s\"",
+ filename, linenum, keyword);
@ -1254,6 +1259,7 @@ diff -up openssh-6.2p1/ldapconf.c.ldap openssh-6.2p1/ldapconf.c
+ options.logdir = NULL;
+ options.debug = -1;
+ options.ssh_filter = NULL;
+ options.account_class = NULL;
+}
+
+/*
@ -1324,6 +1330,8 @@ diff -up openssh-6.2p1/ldapconf.c.ldap openssh-6.2p1/ldapconf.c
+ options.debug = 0;
+ if (options.ssh_filter == NULL)
+ options.ssh_filter = "";
+ if (options.account_class == NULL)
+ options.account_class = "posixAccount";
+}
+
+static const char *
@ -1443,12 +1451,13 @@ diff -up openssh-6.2p1/ldapconf.c.ldap openssh-6.2p1/ldapconf.c
+ dump_cfg_string(lLogDir, options.logdir);
+ dump_cfg_int(lDebug, options.debug);
+ dump_cfg_string(lSSH_Filter, options.ssh_filter);
+ dump_cfg_string(lAccountClass, options.logdir);
+}
+
diff -up openssh-6.2p1/ldapconf.h.ldap openssh-6.2p1/ldapconf.h
--- openssh-6.2p1/ldapconf.h.ldap 2013-03-25 21:27:15.891248091 +0100
+++ openssh-6.2p1/ldapconf.h 2013-03-25 21:27:15.891248091 +0100
@@ -0,0 +1,71 @@
diff -up openssh-6.2p2/ldapconf.h.ldap openssh-6.2p2/ldapconf.h
--- openssh-6.2p2/ldapconf.h.ldap 2013-06-07 15:10:05.602942689 +0200
+++ openssh-6.2p2/ldapconf.h 2013-06-07 15:10:24.928857566 +0200
@@ -0,0 +1,72 @@
+/* $OpenBSD: ldapconf.c,v 1.1 2009/12/03 03:34:42 jfch Exp $ */
+/*
+ * Copyright (c) 2009 Jan F. Chadima. All rights reserved.
@ -1510,6 +1519,7 @@ diff -up openssh-6.2p1/ldapconf.h.ldap openssh-6.2p1/ldapconf.h
+ char *logdir;
+ int debug;
+ char *ssh_filter;
+ char *account_class;
+} Options;
+
+extern Options options;
@ -2123,10 +2133,10 @@ diff -up openssh-6.2p1/openssh-lpk-sun.schema.ldap openssh-6.2p1/openssh-lpk-sun
+ DESC 'MANDATORY: OpenSSH LPK objectclass'
+ MUST ( sshPublicKey $ uid )
+ )
diff -up openssh-6.2p1/ssh-ldap.conf.5.ldap openssh-6.2p1/ssh-ldap.conf.5
--- openssh-6.2p1/ssh-ldap.conf.5.ldap 2013-03-25 21:27:15.895248117 +0100
+++ openssh-6.2p1/ssh-ldap.conf.5 2013-03-25 21:27:15.895248117 +0100
@@ -0,0 +1,376 @@
diff -up openssh-6.2p2/ssh-ldap.conf.5.ldap openssh-6.2p2/ssh-ldap.conf.5
--- openssh-6.2p2/ssh-ldap.conf.5.ldap 2013-06-07 15:10:05.604942680 +0200
+++ openssh-6.2p2/ssh-ldap.conf.5 2013-06-07 15:10:24.928857566 +0200
@@ -0,0 +1,379 @@
+.\" $OpenBSD: ssh-ldap.conf.5,v 1.1 2010/02/10 23:20:38 markus Exp $
+.\"
+.\" Copyright (c) 2010 Jan F. Chadima. All rights reserved.
@ -2487,6 +2497,9 @@ diff -up openssh-6.2p1/ssh-ldap.conf.5.ldap openssh-6.2p1/ssh-ldap.conf.5
+.It Cm SSH_Filter
+Specifies the user filter applied on the LDAP serch.
+The default is no filter.
+.It Cm AccountClass
+Specifies the LDAP class used to find user accounts.
+The default is posixAccount.
+.El
+.Sh FILES
+.Bl -tag -width Ds