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From d702d594e380a1d0f0e937524bdd8a3eabc9bdf1 Mon Sep 17 00:00:00 2001
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From: Sumit Bose <sbose@redhat.com>
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Date: Fri, 27 Sep 2019 13:45:13 +0200
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Subject: [PATCH 13/13] ad: set min and max ssf for ldaps
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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AD does not allow to use encryption in the TLS and SASL layer at the
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same time. To be able to use ldaps this patch sets min and max ssf to 0
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if ldaps should be used.
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Related to https://pagure.io/SSSD/sssd/issue/4131
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Reviewed-by: Pavel Březina <pbrezina@redhat.com>
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---
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src/providers/ad/ad_common.c | 21 +++++++++++++++++++++
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src/providers/ad/ad_common.h | 2 ++
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src/providers/ad/ad_subdomains.c | 4 ++++
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3 files changed, 27 insertions(+)
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diff --git a/src/providers/ad/ad_common.c b/src/providers/ad/ad_common.c
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index a2369166a..51300f5b2 100644
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--- a/src/providers/ad/ad_common.c
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+++ b/src/providers/ad/ad_common.c
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@@ -1021,6 +1021,23 @@ done:
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return;
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}
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+void ad_set_ssf_for_ldaps(struct sdap_options *id_opts)
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+{
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+ int ret;
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+
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+ DEBUG(SSSDBG_TRACE_ALL, "Setting ssf for ldaps usage.\n");
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+ ret = dp_opt_set_int(id_opts->basic, SDAP_SASL_MINSSF, 0);
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+ if (ret != EOK) {
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+ DEBUG(SSSDBG_CRIT_FAILURE,
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+ "Failed to set SASL minssf for ldaps usage, ignored.\n");
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+ }
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+ ret = dp_opt_set_int(id_opts->basic, SDAP_SASL_MAXSSF, 0);
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+ if (ret != EOK) {
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+ DEBUG(SSSDBG_CRIT_FAILURE,
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+ "Failed to set SASL maxssf for ldaps usage, ignored.\n");
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+ }
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+}
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+
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static errno_t
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ad_set_sdap_options(struct ad_options *ad_opts,
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struct sdap_options *id_opts)
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@@ -1079,6 +1096,10 @@ ad_set_sdap_options(struct ad_options *ad_opts,
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goto done;
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}
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+ if (dp_opt_get_bool(ad_opts->basic, AD_USE_LDAPS)) {
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+ ad_set_ssf_for_ldaps(id_opts);
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+ }
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+
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/* Warn if the user is doing something silly like overriding the schema
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* with the AD provider
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*/
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diff --git a/src/providers/ad/ad_common.h b/src/providers/ad/ad_common.h
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index 820e06124..d23aee616 100644
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--- a/src/providers/ad/ad_common.h
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+++ b/src/providers/ad/ad_common.h
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@@ -181,6 +181,8 @@ errno_t
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ad_get_dyndns_options(struct be_ctx *be_ctx,
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struct ad_options *ad_opts);
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+void ad_set_ssf_for_ldaps(struct sdap_options *id_opts);
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+
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struct ad_id_ctx *
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ad_id_ctx_init(struct ad_options *ad_opts, struct be_ctx *bectx);
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diff --git a/src/providers/ad/ad_subdomains.c b/src/providers/ad/ad_subdomains.c
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index d8c201437..a9c6b9f28 100644
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--- a/src/providers/ad/ad_subdomains.c
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+++ b/src/providers/ad/ad_subdomains.c
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@@ -328,6 +328,10 @@ ad_subdom_ad_ctx_new(struct be_ctx *be_ctx,
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return ret;
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}
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+ if (dp_opt_get_bool(ad_options->basic, AD_USE_LDAPS)) {
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+ ad_set_ssf_for_ldaps(ad_options->id);
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+ }
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+
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ret = ad_inherit_opts_if_needed(id_ctx->sdap_id_ctx->opts->basic,
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ad_options->id->basic,
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be_ctx->cdb, subdom_conf_path,
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--
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2.20.1
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