for #179, dvr suport vhost/app/stream level control. 2.0.125.

@@ -532,6 +532,7 @@ Supported operating systems and hardware:
 
 ### SRS 2.0 history
 
+* v2.0, 2015-02-24, for [#179](https://github.com/winlinvip/simple-rtmp-server/issues/179), dvr suport vhost/app/stream level control. 2.0.125.
 * v2.0, 2015-02-24, for [#304](https://github.com/winlinvip/simple-rtmp-server/issues/304), fix hls bug, write pts/dts error. 2.0.124.
 * v2.0, 2015-02-24, fix [#179](https://github.com/winlinvip/simple-rtmp-server/issues/179), support dvr http api. 2.0.123.
 * v2.0, 2015-02-19, refine dvr, append file when dvr file exists. 2.0.122.

@@ -293,19 +293,24 @@ vhost dvr.srs.com {
         #       http url to control dvr, for example, http://dev:1985/api/v1/dvrs
         #       method=GET
         #           to query dvrs of server.
-        #           request params, for example ?vhost=__defaultVhost__, where:
-        #               vhost, query all dvr of this vhost.
+        #           request params, for example ?vhost=__defaultVhost__&&app=live&&stream=livestream, where:
+        #               vhost, <required>, query all dvr of this vhost.
+        #               app, [optinal], query all dvr of this app. query all app if not specified.
+        #               stream, [optional], query specified dvr stream. query all stream if not specified.
         #           response in json, where:
         #               {code:0, dvrs: [{path_tmpl:"./[15].[04].[05].[999].flv", path_dvr:"./22.7.43.312.flv", 
-        #                   wait_keyframe:true, vhost:"__defaultVhost", callback:"http://127.0.0.1:8085/api/v1/dvrs",
+        #                   vhost:"__defaultVhost", app:"live", stream:"livestream",
+        #                   wait_keyframe:true, callback:"http://127.0.0.1:8085/api/v1/dvrs", 
         #                   status:"stop"|"start"
         #               }]}
         #       method=POST
         #           to start dvr of specified vhost.
         #           request should encode in json, specifies the dvr to create, where:
         #               {path_tmpl:"./[15].[04].[05].[999].flv", 
-        #                   wait_keyframe:true, vhost:"__defaultVhost", callback:"http://127.0.0.1:8085/api/v1/dvrs"
+        #                   vhost:"__defaultVhost", app:"live", stream:"livestream",
+        #                   wait_keyframe:true, callback:"http://127.0.0.1:8085/api/v1/dvrs"
         #               }
+        #               @remark, the app and stream is optional.
         #           response in json, where:
         #               {code:0}
         #       method=DELETE, to stop dvr
@@ -316,7 +321,10 @@ vhost dvr.srs.com {
         #               {code:0}
         #       method=PUT, use as RPC(remote process call).
         #           reap_segment, the request params in json, where:
-        #               {action:"reap_segment", vhost:"__defaultVhost", path_tmpl:"./[15].[04].[05].[999].flv"}
+        #               {action:"reap_segment", vhost:"__defaultVhost", app:"live", stream:"livestream", 
+        #                   path_tmpl:"./[15].[04].[05].[999].flv"
+        #               }
+        #               @remark, the app and stream is optional.
         #       when reap segment, the callback POST request in json:
         #               {action:"on_dvr_reap_segment", client_id:100, vhost:"__defaultVhost__", 
         #                   app:"live", stream:"livestream", cwd:"/home/winlin/srs", file:"./dvr.flv"

@@ -1078,6 +1078,8 @@ int SrsDvrApiPlan::dumps(stringstream& ss)
             << __SRS_JFIELD_STR("path_dvr", segment->get_path()) << __SRS_JFIELD_CONT
             << __SRS_JFIELD_BOOL("wait_keyframe", wait_keyframe) << __SRS_JFIELD_CONT
             << __SRS_JFIELD_STR("vhost", req->vhost) << __SRS_JFIELD_CONT
+            << __SRS_JFIELD_STR("app", req->app) << __SRS_JFIELD_CONT
+            << __SRS_JFIELD_STR("stream", req->stream) << __SRS_JFIELD_CONT
             << __SRS_JFIELD_STR("callback", callback) << __SRS_JFIELD_CONT
             << __SRS_JFIELD_STR("status", (dvr_enabled? "start":"stop"))
         << __SRS_JOBJECT_END;
@@ -1482,7 +1484,7 @@ int SrsApiDvrPool::add_dvr(SrsDvrApiPlan* dvr)
     return ERROR_SUCCESS;
 }
 
-int SrsApiDvrPool::dumps(string vhost, stringstream& ss)
+int SrsApiDvrPool::dumps(string vhost, string app, string stream, stringstream& ss)
 {
     int ret = ERROR_SUCCESS;
 
@@ -1494,6 +1496,12 @@ int SrsApiDvrPool::dumps(string vhost, stringstream& ss)
         if (!vhost.empty() && plan->req->vhost != vhost) {
             continue;
         }
+        if (!app.empty() && plan->req->app != app) {
+            continue;
+        }
+        if (!stream.empty() && plan->req->stream != stream) {
+            continue;
+        }
         plans.push_back(plan);
     }
 
@@ -1504,7 +1512,7 @@ int SrsApiDvrPool::dumps(string vhost, stringstream& ss)
             return ret;
         }
 
-        if (i < (int)dvrs.size() - 1) {
+        if (i < (int)plans.size() - 1) {
             ss << __SRS_JFIELD_CONT;
         }
     }
@@ -1534,19 +1542,33 @@ int SrsApiDvrPool::create(SrsJsonAny* json)
     }
 
     std::string vhost = prop->to_str();
+    std::string app, stream;
+    if ((prop = obj->ensure_property_string("app")) != NULL) {
+        app = prop->to_str();
+    }
+    if ((prop = obj->ensure_property_string("stream")) != NULL) {
+        stream = prop->to_str();
+    }
+
     SrsDvrApiPlan* dvr = NULL;
     for (int i = 0; i < (int)dvrs.size(); i++) {
         SrsDvrApiPlan* plan = dvrs.at(i);
         if (!vhost.empty() && plan->req->vhost != vhost) {
             continue;
         }
+        if (!app.empty() && plan->req->app != app) {
+            continue;
+        }
+        if (!stream.empty() && plan->req->stream != stream) {
+            continue;
+        }
         dvr = plan;
         break;
     }
 
     if (!dvr) {
-        ret = ERROR_HTTP_DVR_CREATE_REQUEST;
-        srs_error("dvr: api create dvr request vhost invalid. vhost=%s. ret=%d", vhost.c_str(), ret);
+        ret = ERROR_HTTP_DVR_NO_TAEGET;
+        srs_error("dvr: create not found for url=%s/%s/%s, ret=%d", vhost.c_str(), app.c_str(), stream.c_str(), ret);
         return ret;
     }
 
@@ -1570,7 +1592,7 @@ int SrsApiDvrPool::create(SrsJsonAny* json)
     return dvr->start();
 }
 
-int SrsApiDvrPool::stop(string vhost)
+int SrsApiDvrPool::stop(string vhost, string app, string stream)
 {
     int ret = ERROR_SUCCESS;
 
@@ -1580,9 +1602,21 @@ int SrsApiDvrPool::stop(string vhost)
         if (!vhost.empty() && plan->req->vhost != vhost) {
             continue;
         }
+        if (!app.empty() && plan->req->app != app) {
+            continue;
+        }
+        if (!stream.empty() && plan->req->stream != stream) {
+            continue;
+        }
         plans.push_back(plan);
     }
 
+    if (plans.empty()) {
+        ret = ERROR_HTTP_DVR_NO_TAEGET;
+        srs_error("dvr: stop not found for url=%s/%s/%s, ret=%d", vhost.c_str(), app.c_str(), stream.c_str(), ret);
+        return ret;
+    }
+
     for (int i = 0; i < (int)plans.size(); i++) {
         SrsDvrApiPlan* plan = plans.at(i);
 
@@ -1613,6 +1647,13 @@ int SrsApiDvrPool::rpc(SrsJsonAny* json)
         return ret;
     }
     std::string vhost = prop->to_str();
+    std::string app, stream;
+    if ((prop = obj->ensure_property_string("app")) != NULL) {
+        app = prop->to_str();
+    }
+    if ((prop = obj->ensure_property_string("stream")) != NULL) {
+        stream = prop->to_str();
+    }
 
     std::vector<SrsDvrApiPlan*> plans;
     for (int i = 0; i < (int)dvrs.size(); i++) {
@@ -1623,6 +1664,12 @@ int SrsApiDvrPool::rpc(SrsJsonAny* json)
         plans.push_back(plan);
     }
 
+    if (plans.empty()) {
+        ret = ERROR_HTTP_DVR_NO_TAEGET;
+        srs_error("dvr: rpc not found for url=%s/%s/%s, ret=%d", vhost.c_str(), app.c_str(), stream.c_str(), ret);
+        return ret;
+    }
+
     for (int i = 0; i < (int)plans.size(); i++) {
         SrsDvrApiPlan* plan = plans.at(i);
 

@@ -394,9 +394,9 @@ public:
 public:
     virtual int add_dvr(SrsDvrApiPlan* dvr);
 public:
-    virtual int dumps(std::string vhost, std::stringstream& ss);
+    virtual int dumps(std::string vhost, std::string app, std::string stream, std::stringstream& ss);
     virtual int create(SrsJsonAny* json);
-    virtual int stop(std::string vhost);
+    virtual int stop(std::string vhost, std::string app, std::string stream);
     virtual int rpc(SrsJsonAny* json);
 };
 

@@ -494,7 +494,7 @@ int SrsGoApiDvrs::serve_http(ISrsGoHttpResponseWriter* w, SrsHttpMessage* r)
     SrsApiDvrPool* pool = SrsApiDvrPool::instance();
     if (r->is_http_get()) {
         std::stringstream data;
-        int ret = pool->dumps(r->query_get("vhost"), data);
+        int ret = pool->dumps(r->query_get("vhost"), r->query_get("app"), r->query_get("stream"), data);
 
         ss << __SRS_JOBJECT_START
             << __SRS_JFIELD_ERROR(ret) << __SRS_JFIELD_CONT
@@ -514,7 +514,7 @@ int SrsGoApiDvrs::serve_http(ISrsGoHttpResponseWriter* w, SrsHttpMessage* r)
             << __SRS_JFIELD_ERROR(ret)
             << __SRS_JOBJECT_END;
     } else if (r->is_http_delete()) {
-        int ret = pool->stop(r->query_get("vhost"));
+        int ret = pool->stop(r->query_get("vhost"), r->query_get("app"), r->query_get("stream"));
 
         ss << __SRS_JOBJECT_START
             << __SRS_JFIELD_ERROR(ret)

@@ -31,7 +31,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 // current release version
 #define VERSION_MAJOR       2
 #define VERSION_MINOR       0
-#define VERSION_REVISION    124
+#define VERSION_REVISION    125
 
 // server info.
 #define RTMP_SIG_SRS_KEY "SRS"

@@ -213,6 +213,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #define ERROR_HTTP_DVR_REQUEST              3051
 #define ERROR_HTTP_JSON_REQUIRED            3052
 #define ERROR_HTTP_DVR_CREATE_REQUEST       3053
+#define ERROR_HTTP_DVR_NO_TAEGET            3054
 
 ///////////////////////////////////////////////////////
 // HTTP/StreamCaster protocol error.