[exim-cvs] expand cyrus_sasl server_realm option

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Dla: exim-cvs
Temat: [exim-cvs] expand cyrus_sasl server_realm option
Gitweb: http://git.exim.org/exim.git/commitdiff/4c287009d6b6581236a2c2fdfc828552d2d61f0d
Commit:     4c287009d6b6581236a2c2fdfc828552d2d61f0d
Parent:     f1e05cc79778c693a1a2bad478ced44791922cce
Author:     Phil Pennock <pdp@???>
AuthorDate: Sat Feb 18 12:05:03 2012 -0500
Committer:  Phil Pennock <pdp@???>
CommitDate: Sat Feb 18 12:05:03 2012 -0500


    expand cyrus_sasl server_realm option
---
 doc/doc-docbook/spec.xfpt  |    4 +++-
 doc/doc-txt/ChangeLog      |    2 ++
 src/src/auths/cyrus_sasl.c |   25 ++++++++++++++++++++-----
 3 files changed, 25 insertions(+), 6 deletions(-)


diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt
index 9c39b4a..b45f0c5 100644
--- a/doc/doc-docbook/spec.xfpt
+++ b/doc/doc-docbook/spec.xfpt
@@ -24293,8 +24293,10 @@ sasl:
server_set_id = $auth1
.endd

-.option server_realm cyrus_sasl string unset
+.new
+.option server_realm cyrus_sasl string&!! unset
This specifies the SASL realm that the server claims to be in.
+.wen


 .option server_service cyrus_sasl string &`smtp`&
diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog
index 3f43ef8..d5bbafb 100644
--- a/doc/doc-txt/ChangeLog
+++ b/doc/doc-txt/ChangeLog
@@ -32,6 +32,8 @@ PP/07 New expansion variable $tls_bits; Cyrus SASL server connection
       properties get this fed in as external SSF.  A number of robustness
       and debugging improvements to the cyrus_sasl authenticator.


+PP/08 cyrus_sasl server now expands the server_realm option.
+

Exim version 4.77
-----------------
diff --git a/src/src/auths/cyrus_sasl.c b/src/src/auths/cyrus_sasl.c
index e61625e..d454c77 100644
--- a/src/src/auths/cyrus_sasl.c
+++ b/src/src/auths/cyrus_sasl.c
@@ -99,6 +99,7 @@ uschar *list, *listptr, *buffer;
int rc, i;
unsigned int len;
uschar *rs_point, *expanded_hostname;
+char *realm_expanded;

 sasl_conn_t *conn;
 sasl_callback_t cbs[]={
@@ -115,6 +116,15 @@ if (expanded_hostname == NULL)
       "couldn't expand server_hostname [%s]: %s",
       ablock->name, ob->server_hostname, expand_string_message);


+realm_expanded=NULL;
+if (ob->server_realm != NULL) {
+  realm_expanded = CS expand_string(ob->server_realm);
+  if (realm_expanded == NULL)
+    log_write(0, LOG_PANIC_DIE|LOG_CONFIG_FOR, "%s authenticator:  "
+        "couldn't expand server_realm [%s]: %s",
+        ablock->name, ob->server_realm, expand_string_message);
+}
+
 /* we're going to initialise the library to check that there is an
  * authenticator of type whatever mechanism we're using
  */
@@ -129,7 +139,7 @@ if( rc != SASL_OK )
       "couldn't initialise Cyrus SASL library.", ablock->name);


 rc=sasl_server_new(CS ob->server_service, CS expanded_hostname,
-                   CS ob->server_realm, NULL, NULL, NULL, 0, &conn);
+                   realm_expanded, NULL, NULL, NULL, 0, &conn);
 if( rc != SASL_OK )
   log_write(0, LOG_PANIC_DIE|LOG_CONFIG_FOR, "%s authenticator:  "
       "couldn't initialise Cyrus SASL server connection.", ablock->name);
@@ -144,7 +154,7 @@ listptr=list;


 HDEBUG(D_auth) {
   debug_printf("Initialised Cyrus SASL service=\"%s\" fqdn=\"%s\" realm=\"%s\"\n",
-      ob->server_service, expanded_hostname, ob->server_realm);
+      ob->server_service, expanded_hostname, realm_expanded);
   debug_printf("Cyrus SASL knows mechanisms: %s\n", list);
 }


@@ -194,6 +204,7 @@ uschar *output, *out2, *input, *clear, *hname;
uschar *debug = NULL; /* Stops compiler complaining */
sasl_callback_t cbs[]={{SASL_CB_LIST_END, NULL, NULL}};
sasl_conn_t *conn;
+char *realm_expanded;
int rc, firsttime=1, clen, negotiated_ssf;
unsigned int inlen, outlen;

@@ -203,7 +214,11 @@ inlen=Ustrlen(data);
HDEBUG(D_auth) debug=string_copy(data);

hname=expand_string(ob->server_hostname);
-if(hname == NULL)
+realm_expanded=NULL;
+if (hname && ob->server_realm)
+ realm_expanded= CS expand_string(ob->server_realm);
+if((hname == NULL) ||
+ ((realm_expanded == NULL) && (ob->server_realm != NULL)))
{
auth_defer_msg = expand_string_message;
return DEFER;
@@ -227,12 +242,12 @@ if (rc != SASL_OK)
return DEFER;
}

-rc=sasl_server_new(CS ob->server_service, CS hname, CS ob->server_realm, NULL,
+rc=sasl_server_new(CS ob->server_service, CS hname, realm_expanded, NULL,
NULL, NULL, 0, &conn);

 HDEBUG(D_auth)
   debug_printf("Initialised Cyrus SASL server connection; service=\"%s\" fqdn=\"%s\" realm=\"%s\"\n",
-      ob->server_service, hname, ob->server_realm);
+      ob->server_service, hname, realm_expanded);


if( rc != SASL_OK )
{