From 3b09b74bf65867d882af87ec60e2a517b15264a6 Mon Sep 17 00:00:00 2001
From: Jakub Hrozek <jhrozek@redhat.com>
Date: Thu, 19 Jan 2012 10:00:47 +0100
Subject: SUDO: Provide a sudo DP request based on the internal_req

---
 src/providers/data_provider.h        |   1 +
 src/responder/sudo/sudosrv_dp.c      | 125 +++++++++++++++++++++++++++++++++++
 src/responder/sudo/sudosrv_private.h |  19 ++++++
 3 files changed, 145 insertions(+)

diff --git a/src/providers/data_provider.h b/src/providers/data_provider.h
index fb61c730a..eb4f98cf3 100644
--- a/src/providers/data_provider.h
+++ b/src/providers/data_provider.h
@@ -137,6 +137,7 @@
 #define BE_REQ_INITGROUPS 0x0003
 #define BE_REQ_NETGROUP 0x0004
 #define BE_REQ_SERVICES 0x0005
+#define BE_REQ_SUDO 0x0006
 #define BE_REQ_FAST 0x1000
 
 /* AUTH related common data and functions */
diff --git a/src/responder/sudo/sudosrv_dp.c b/src/responder/sudo/sudosrv_dp.c
index 27f01f92b..a5f2fddac 100644
--- a/src/responder/sudo/sudosrv_dp.c
+++ b/src/responder/sudo/sudosrv_dp.c
@@ -220,3 +220,128 @@ errno_t sudosrv_dp_refresh_recv(struct tevent_req *req,
     TEVENT_REQ_RETURN_ON_ERROR(req);
     return EOK;
 }
+
+struct sss_dp_get_sudoers_info {
+    struct sss_domain_info *dom;
+
+    bool fast_reply;
+    enum sss_dp_type type;
+    const char *name;
+};
+
+static DBusMessage *
+sss_dp_get_sudoers_msg(void *pvt);
+
+struct tevent_req *
+sss_dp_get_sudoers_send(TALLOC_CTX *mem_ctx,
+                        struct resp_ctx *rctx,
+                        struct sss_domain_info *dom,
+                        bool fast_reply,
+                        enum sss_dp_type type,
+                        const char *name)
+{
+    struct tevent_req *req;
+    struct sss_dp_req_state *state;
+    struct sss_dp_get_sudoers_info *info;
+    errno_t ret;
+    char *key;
+
+    req = tevent_req_create(mem_ctx, &state, struct sss_dp_req_state);
+    if (!req) {
+        ret = ENOMEM;
+        goto error;
+    }
+
+    if (!dom) {
+        ret = EINVAL;
+        goto error;
+    }
+
+    info = talloc_zero(state, struct sss_dp_get_sudoers_info);
+    info->fast_reply = fast_reply;
+    info->type = type;
+    info->name = name;
+    info->dom = dom;
+
+    key = talloc_asprintf(state, "%d:%s@%s", type, name, dom->name);
+    if (!key) {
+        ret = ENOMEM;
+        goto error;
+    }
+
+    ret = sss_dp_issue_request(state, rctx, key, dom, sss_dp_get_sudoers_msg,
+                               info, req);
+    talloc_free(key);
+    if (ret != EOK) {
+        DEBUG(SSSDBG_OP_FAILURE,
+              ("Could not issue DP request [%d]: %s\n",
+               ret, strerror(ret)));
+        goto error;
+    }
+
+    return req;
+
+error:
+    tevent_req_error(req, ret);
+    tevent_req_post(req, rctx->ev);
+    return req;
+}
+
+static DBusMessage *
+sss_dp_get_sudoers_msg(void *pvt)
+{
+    DBusMessage *msg;
+    dbus_bool_t dbret;
+    struct sss_dp_get_sudoers_info *info;
+    uint32_t be_type = BE_REQ_SUDO;
+    char *filter;
+
+    info = talloc_get_type(pvt, struct sss_dp_get_sudoers_info);
+
+    if (info->fast_reply) {
+        be_type |= BE_REQ_FAST;
+    }
+
+    filter = talloc_asprintf(info, "name=%s", info->name);
+    if (!filter) {
+        DEBUG(SSSDBG_CRIT_FAILURE, ("Out of memory?!\n"));
+        return NULL;
+    }
+
+    msg = dbus_message_new_method_call(NULL,
+                                       DP_PATH,
+                                       DP_INTERFACE,
+                                       DP_METHOD_SUDOHANDLER);
+    if (msg == NULL) {
+        DEBUG(SSSDBG_CRIT_FAILURE, ("Out of memory?!\n"));
+        return NULL;
+    }
+
+    /* create the message */
+    DEBUG(SSSDBG_TRACE_FUNC,
+          ("Creating SUDOers request for [%s][%u][%s]\n",
+           info->dom->name, be_type, filter));
+
+    dbret = dbus_message_append_args(msg,
+                                     DBUS_TYPE_UINT32, &be_type,
+                                     DBUS_TYPE_STRING, &filter,
+                                     DBUS_TYPE_INVALID);
+    talloc_free(filter);
+    if (!dbret) {
+        DEBUG(SSSDBG_CRIT_FAILURE, ("Failed to build message\n"));
+        dbus_message_unref(msg);
+        return NULL;
+    }
+
+    return msg;
+}
+
+errno_t
+sss_dp_get_sudoers_recv(TALLOC_CTX *mem_ctx,
+                        struct tevent_req *req,
+                        dbus_uint16_t *dp_err,
+                        dbus_uint32_t *dp_ret,
+                        char **err_msg)
+{
+    return sss_dp_req_recv(mem_ctx, req, dp_err, dp_ret, err_msg);
+}
diff --git a/src/responder/sudo/sudosrv_private.h b/src/responder/sudo/sudosrv_private.h
index 7401570cc..82948fdcd 100644
--- a/src/responder/sudo/sudosrv_private.h
+++ b/src/responder/sudo/sudosrv_private.h
@@ -106,4 +106,23 @@ int sudosrv_response_append_attr(TALLOC_CTX *mem_ctx,
                                  uint8_t **_response_body,
                                  size_t *_response_len);
 
+enum sss_dp_type {
+    SSS_DP_SUDO
+};
+
+struct tevent_req *
+sss_dp_get_sudoers_send(TALLOC_CTX *mem_ctx,
+                        struct resp_ctx *rctx,
+                        struct sss_domain_info *dom,
+                        bool fast_reply,
+                        enum sss_dp_type type,
+                        const char *name);
+
+errno_t
+sss_dp_get_sudoers_recv(TALLOC_CTX *mem_ctx,
+                        struct tevent_req *req,
+                        dbus_uint16_t *err_maj,
+                        dbus_uint32_t *err_min,
+                        char **err_msg);
+
 #endif /* _SUDOSRV_PRIVATE_H_ */
-- 
cgit