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heimdal Use a seperate krb5_auth_context for the delegated credentials

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This makes it much more clear that the timestamp written here is not
used in mutual authentication.

Andrew Bartlett

Signed-off-by: Love Hornquist Astrand <lha@h5l.org>
This commit is contained in:
Andrew Bartlett
2010-09-29 06:44:33 +10:00
committed by Love Hornquist Astrand
parent b78419f126
commit 5cc4d5d2bd
3 changed files with 35 additions and 1 deletions
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34
lib/gssapi/krb5/init_sec_context.c
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@@ -117,6 +117,7 @@ _gsskrb5_create_ctx(
return GSS_S_FAILURE;
}
ctx->auth_context = NULL;
ctx->deleg_auth_context = NULL;
ctx->source = NULL;
ctx->target = NULL;
ctx->kcred = NULL;
@@ -139,13 +140,34 @@ _gsskrb5_create_ctx(
return GSS_S_FAILURE;
}
kret = krb5_auth_con_init (context, &ctx->deleg_auth_context);
if (kret) {
*minor_status = kret;
krb5_auth_con_free(context, ctx->auth_context);
HEIMDAL_MUTEX_destroy(&ctx->ctx_id_mutex);
return GSS_S_FAILURE;
}
kret = set_addresses(context, ctx->auth_context, input_chan_bindings);
if (kret) {
*minor_status = kret;
krb5_auth_con_free(context, ctx->auth_context);
krb5_auth_con_free(context, ctx->deleg_auth_context);
HEIMDAL_MUTEX_destroy(&ctx->ctx_id_mutex);
return GSS_S_BAD_BINDINGS;
}
kret = set_addresses(context, ctx->deleg_auth_context, input_chan_bindings);
if (kret) {
*minor_status = kret;
krb5_auth_con_free(context, ctx->auth_context);
krb5_auth_con_free(context, ctx->deleg_auth_context);
HEIMDAL_MUTEX_destroy(&ctx->ctx_id_mutex);
return GSS_S_BAD_BINDINGS;
}
@@ -160,6 +182,16 @@ _gsskrb5_create_ctx(
KRB5_AUTH_CONTEXT_CLEAR_FORWARDED_CRED,
NULL);
/*
* We need a sequence number
*/
krb5_auth_con_addflags(context,
ctx->deleg_auth_context,
KRB5_AUTH_CONTEXT_DO_SEQUENCE |
KRB5_AUTH_CONTEXT_CLEAR_FORWARDED_CRED,
NULL);
*context_handle = (gss_ctx_id_t)ctx;
return GSS_S_COMPLETE;
@@ -538,7 +570,7 @@ init_auth_restart
ap_options = 0;
if (flagmask & GSS_C_DELEG_FLAG) {
do_delegation (context,
ctx->auth_context,
ctx->deleg_auth_context,
ctx->ccache, ctx->kcred, ctx->target,
&fwd_data, flagmask, &flags);
}