From 7c1d1393537dec95e09b83b607ce9d0e8f49584c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fabiano=20Fid=C3=AAncio?= <fidencio@redhat.com>
Date: Tue, 18 Apr 2017 14:33:20 +0200
Subject: [PATCH 50/93] IPA_COMMON: Introduce ipa_get_host_attrs()
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By adding this method it can reused in the future for new backend
modules.

Related:
https://pagure.io/SSSD/sssd/issue/2995

Signed-off-by: Fabiano Fidêncio <fidencio@redhat.com>

Reviewed-by: Pavel Březina <pbrezina@redhat.com>
Reviewed-by: Jakub Hrozek <jhrozek@redhat.com>
---
 src/providers/ipa/ipa_access.c | 35 ++++++----------------------------
 src/providers/ipa/ipa_common.c | 43 ++++++++++++++++++++++++++++++++++++++++++
 src/providers/ipa/ipa_common.h |  6 ++++++
 3 files changed, 55 insertions(+), 29 deletions(-)

diff --git a/src/providers/ipa/ipa_access.c b/src/providers/ipa/ipa_access.c
index 36f05ed60eff7d6aadaa8ea0a5f4965cfbe5a4da..32ccf541c9436b633e7724b2c44ee545810a7fb8 100644
--- a/src/providers/ipa/ipa_access.c
+++ b/src/providers/ipa/ipa_access.c
@@ -338,10 +338,7 @@ static void ipa_fetch_hbac_services_done(struct tevent_req *subreq)
 {
     struct ipa_fetch_hbac_state *state;
     struct tevent_req *req;
-    const char *ipa_hostname;
-    const char *hostname;
     errno_t ret;
-    size_t i;
 
     req = tevent_req_callback_data(subreq, struct tevent_req);
     state = tevent_req_data(req, struct ipa_fetch_hbac_state);
@@ -359,32 +356,12 @@ static void ipa_fetch_hbac_services_done(struct tevent_req *subreq)
     }
 
     /* Get the ipa_host attrs */
-    state->ipa_host = NULL;
-    ipa_hostname = dp_opt_get_cstring(state->ipa_options, IPA_HOSTNAME);
-    if (ipa_hostname == NULL) {
-        DEBUG(SSSDBG_CRIT_FAILURE,
-              "Missing ipa_hostname, this should never happen.\n");
-        ret = EINVAL;
-        goto done;
-    }
-
-    for (i = 0; i < state->hosts->entry_count; i++) {
-        ret = sysdb_attrs_get_string(state->hosts->entries[i], SYSDB_FQDN,
-                                     &hostname);
-        if (ret != EOK) {
-            DEBUG(SSSDBG_CRIT_FAILURE, "Could not locate IPA host\n");
-            goto done;
-        }
-
-        if (strcasecmp(hostname, ipa_hostname) == 0) {
-            state->ipa_host = state->hosts->entries[i];
-            break;
-        }
-    }
-
-    if (state->ipa_host == NULL) {
-        DEBUG(SSSDBG_CRIT_FAILURE, "Could not locate IPA host\n");
-        ret = EINVAL;
+    ret = ipa_get_host_attrs(state->ipa_options,
+                             state->hosts->entry_count,
+                             state->hosts->entries,
+                             &state->ipa_host);
+    if (ret != EOK) {
+        DEBUG(SSSDBG_CRIT_FAILURE, "Could not locate IPA host.\n");
         goto done;
     }
 
diff --git a/src/providers/ipa/ipa_common.c b/src/providers/ipa/ipa_common.c
index 657994508e0733e86ba474419380a0081c51ee6e..6b29f2fde31f3866bb62b5c03e47e6c24f837550 100644
--- a/src/providers/ipa/ipa_common.c
+++ b/src/providers/ipa/ipa_common.c
@@ -1194,3 +1194,46 @@ errno_t ipa_get_dyndns_options(struct be_ctx *be_ctx,
 
     return EOK;
 }
+
+errno_t ipa_get_host_attrs(struct dp_option *ipa_options,
+                           size_t host_count,
+                           struct sysdb_attrs **hosts,
+                           struct sysdb_attrs **_ipa_host)
+{
+    const char *ipa_hostname;
+    const char *hostname;
+    errno_t ret;
+
+    *_ipa_host = NULL;
+    ipa_hostname = dp_opt_get_cstring(ipa_options, IPA_HOSTNAME);
+    if (ipa_hostname == NULL) {
+        DEBUG(SSSDBG_CRIT_FAILURE,
+              "Missing ipa_hostname, this should never happen.\n");
+        ret = EINVAL;
+        goto done;
+    }
+
+    for (size_t i = 0; i < host_count; i++) {
+        ret = sysdb_attrs_get_string(hosts[i], SYSDB_FQDN, &hostname);
+        if (ret != EOK) {
+            DEBUG(SSSDBG_CRIT_FAILURE, "Could not locate IPA host\n");
+            goto done;
+        }
+
+        if (strcasecmp(hostname, ipa_hostname) == 0) {
+            *_ipa_host = hosts[i];
+            break;
+        }
+    }
+
+    if (*_ipa_host == NULL) {
+        DEBUG(SSSDBG_CRIT_FAILURE, "Could not locate IPA host\n");
+        ret = EINVAL;
+        goto done;
+    }
+
+    ret = EOK;
+
+done:
+    return ret;
+}
diff --git a/src/providers/ipa/ipa_common.h b/src/providers/ipa/ipa_common.h
index add9df87692c732b3567eee5584e7698991c66ca..b1d90d3624b5bc6a126709e6bd6fb1fdbbaafad8 100644
--- a/src/providers/ipa/ipa_common.h
+++ b/src/providers/ipa/ipa_common.h
@@ -292,4 +292,10 @@ errno_t ipa_idmap_init(TALLOC_CTX *mem_ctx,
 
 
 struct krb5_ctx *ipa_init_get_krb5_auth_ctx(void *data);
+
+errno_t ipa_get_host_attrs(struct dp_option *ipa_options,
+                           size_t host_count,
+                           struct sysdb_attrs **hosts,
+                           struct sysdb_attrs **_ipa_host);
+
 #endif /* _IPA_COMMON_H_ */
-- 
2.14.1