Plugin Management support C plugin

sdk/example/CMakeLists.txt

@@ -1,12 +1,9 @@
-
-add_definitions(-fPIC)
-
-add_library(custom_event_plugin
+add_library(custom_event_plugin SHARED
 	custom_event_plugin.cpp
 )
-set_target_properties(custom_event_plugin  PROPERTIES PREFIX "")
+set_target_properties(custom_event_plugin PROPERTIES PREFIX "")
 
-add_library(http_event_plugin
-	    http_event_plugin.cpp
+add_library(http_event_plugin SHARED
+	http_event_plugin.cpp
 )
-set_target_properties(http_event_plugin  PROPERTIES PREFIX "")
+set_target_properties(http_event_plugin PROPERTIES PREFIX "")

sdk/example/custom_event_plugin.cpp

@@ -2,37 +2,57 @@
 #include "packet.h"
 #include "plugin.h"
 
-struct custom_session_event *_event = nullptr;
+#include <stddef.h>
+#include <stdlib.h>
+#include <stdio.h>
 
-void *custom_decode(const char *payload, uint32_t len, void **pme)
+static char *g_handler = NULL;
+
+static void *custom_decode(const char *payload, uint16_t len, void **pme)
 {
-	return nullptr;
+	return NULL;
 }
 
-int custom_plugin_entry(const struct stellar_session *s, int what, struct stellar_packet *p, const char *payload, uint32_t len, void **pme)
+extern "C" void custom_plugin_tcp_entry(const struct stellar_session *s, enum session_event_type event, struct stellar_packet *p, const char *payload, uint16_t len, void **pme)
 {
-	struct stellar_session_event_extras *info= (struct stellar_session_event_extras *)custom_decode(payload, len, pme);
-	struct stellar_session *new_session=session_manager_session_derive(s, "CUSTOM_A");
+	char **per_session_pme = (char **)pme;
+
+	printf("RUN custom_plugin_tcp_entry, event: %d\n", event);
+
+	struct stellar_session_event_extras *info = (struct stellar_session_event_extras *)custom_decode(payload, len, pme);
+	struct stellar_session *new_session = session_manager_session_derive(s, "CUSTOM");
+
 	session_manager_trigger_event(new_session, SESSION_EVENT_OPENING, info);
 	session_manager_trigger_event(new_session, SESSION_EVENT_META, info);
-	return 0;
-
 }
 
-int custom_event_plugin_entry(const struct stellar_session *s, int what, struct stellar_packet *p, const char *payload, uint32_t len, void **pme)
+extern "C" void custom_plugin_custom_entry(const struct stellar_session *s, enum session_event_type event, struct stellar_packet *p, const char *payload, uint16_t len, void **pme)
 {
-	return 0;
+	char **per_session_pme = (char **)pme;
 
+	printf("RUN custom_plugin_custom_entry, event: %d\n", event);
 }
 
-int custom_plugin_init()
+extern "C" int custom_plugin_init(void)
 {
-	//plugin_manager_event_register("TCP", custom_plugin_entry, nullptr);
-	//plugin_manager_event_register("CUSTOM_A", custom_event_plugin_entry, nullptr);
+	printf("RUN custom_plugin_init\n");
+
+	if (g_handler == NULL)
+	{
+		g_handler = (char *)malloc(1024);
+		snprintf(g_handler, 1024, "222222");
+	}
+
 	return 0;
 }
 
-void custom_plugin_destroy()
+extern "C" void custom_plugin_exit(void)
 {
-	return ;
+	printf("RUN custom_plugin_exit\n");
+
+	if (g_handler)
+	{
+		free(g_handler);
+		g_handler = NULL;
+	}
 }

sdk/example/http_event_plugin.cpp

@@ -1,22 +1,82 @@
 #include "session.h"
 #include "packet.h"
 #include "plugin.h"
-#include "http.h"
 
+#include <stdlib.h>
+#include <stdio.h>
 
+static char *g_handler = NULL;
 
-int http_event_plugin_entry(const struct stellar_session *s, int what, struct stellar_packet *p, const char *payload, uint32_t len, void **pme)
+struct per_session_pme_info
 {
+	int flag;
+	char data[16];
+};
+
+extern "C" void http_event_plugin_entry(const struct stellar_session *s, enum session_event_type event, struct stellar_packet *p, const char *payload, uint16_t len, void **pme)
+{
+	struct per_session_pme_info **per_session_pme = (struct per_session_pme_info **)pme;
+
+	printf("RUN http_event_plugin_entry, event: %d\n", event);
+
+	if (event & SESSION_EVENT_OPENING)
+	{
+		if (*per_session_pme == NULL)
+		{
+			struct per_session_pme_info *cur_ctx = (struct per_session_pme_info *)malloc(sizeof(struct per_session_pme_info));
+			snprintf(cur_ctx->data, 6, "******");
+			*per_session_pme = *&cur_ctx;
+			printf("http_event_plugin_entry->opening_handler\n");
+		}
+	}
+
+	if (event & SESSION_EVENT_RAWPKT)
+	{
+		printf("http_event_plugin_entry->rawpkt_handler\n");
+	}
+
+	if (event & SESSION_EVENT_ORDPKT)
+	{
+		printf("http_event_plugin_entry->ordpkt_handler\n");
+	}
+
+	if (event & SESSION_EVENT_META)
+	{
+		printf("http_event_plugin_entry->meta_handler\n");
+	}
+
+	if (event & SESSION_EVENT_CLOSING)
+	{
+		if (*per_session_pme)
+		{
+			printf("http_event_plugin_entry->closing_hanler\n");
+
+			free(*per_session_pme);
+			*per_session_pme = NULL;
+		}
+	}
+}
+
+extern "C" int http_event_plugin_init(void)
+{
+	printf("RUN http_event_plugin_init\n");
+
+	if (g_handler == NULL)
+	{
+		g_handler = (char *)malloc(1024);
+		snprintf(g_handler, 1024, "111111");
+	}
+
 	return 0;
 }
 
-int http_event_plugin_init()
+extern "C" void http_event_plugin_exit(void)
 {
-	//plugin_manager_event_register("HTTP", http_event_plugin_entry, nullptr);
-	return 0;
-}
+	printf("RUN http_event_plugin_exit\n");
 
-void http_event_plugin_destroy()
-{
-	return ;
+	if (g_handler)
+	{
+		free(g_handler);
+		g_handler = NULL;
+	}
 }

sdk/example/plugins/custom_event_plugin/custom_event_plugin.inf

@@ -1,16 +1,14 @@
 [PLUGINFO]
-INIT_FUNC=custom_plugin_init
-EXIT_FUNC=custom_plugin_exit
-LIBRARY_PATH=./plugins/custom_event_plugin/custom_event_plugin.so
+INIT_FUNC="custom_plugin_init"
+EXIT_FUNC="custom_plugin_exit"
+LIBRARY_PATH="./plugins/custom_event_plugin/custom_event_plugin.so"
 
+# Support SESSION_EVENT_TYPE: "SESSION_EVENT_OPENING", "SESSION_EVENT_RAWPKT", "SESSION_EVENT_ORDPKT", "SESSION_EVENT_META", "SESSION_EVENT_CLOSING", "SESSION_EVENT_ALL"
 
-# Support SESSION_EVENT_TYPE
-# OPENING,RAWPKT,ORDPKT,META,CLOSING,ALL
+[SESSION_NAME.TCP]
+SESSION_EVENT_TYPE=["SESSION_EVENT_ALL"]
+SESSION_EVENT_CALLBACK="custom_plugin_tcp_entry"
 
-[SESSION_TYPE.TCP]
-SESSION_EVENT_TYPE=ALL
-SESSION_EVENT_CALLBACK=custom_plugin_entry
-
-[SESSION_TYPE.CUSTOM_A]
-SESSION_EVENT_TYPE=OPENING,ORDPKT,CLOSING
-SESSION_EVENT_CALLBACK=custom_event_plugin_entry
+[SESSION_NAME.CUSTOM]
+SESSION_EVENT_TYPE=["SESSION_EVENT_OPENING","SESSION_EVENT_ORDPKT","SESSION_EVENT_CLOSING"]
+SESSION_EVENT_CALLBACK="custom_plugin_custom_entry"

sdk/example/plugins/http_event_plugin/http_event_plugin.inf

@@ -1,8 +1,10 @@
 [PLUGINFO]
-INIT_FUNC=http_event_plugin_init
-EXIT_FUNC=http_event_plugin_exit
-LIBRARY_PATH=./plugins/http_event_plugin/http_event_plugin.so
+INIT_FUNC="http_event_plugin_init"
+EXIT_FUNC="http_event_plugin_exit"
+LIBRARY_PATH="./plugins/http_event_plugin/http_event_plugin.so"
 
-[SESSION_TYPE.HTTP]
-SESSION_EVENT_TYPE=ALL
-SESSION_EVENT_CALLBACK=http_event_plugin_entry
+# Support SESSION_EVENT_TYPE: "SESSION_EVENT_OPENING", "SESSION_EVENT_RAWPKT", "SESSION_EVENT_ORDPKT", "SESSION_EVENT_META", "SESSION_EVENT_CLOSING", "SESSION_EVENT_ALL"
+
+[SESSION_NAME.HTTP]
+SESSION_EVENT_TYPE=["SESSION_EVENT_ALL"]
+SESSION_EVENT_CALLBACK="http_event_plugin_entry"

sdk/example/plugins/plugins.inf

@@ -1,2 +1,4 @@
-./http_event_plugin/http_event_plugin.inf
-./custom_event_plugin/custom_event_plugin.inf
+# Relative path, relative to the installation path of stellar
+
+./plugins/http_event_plugin/http_event_plugin.inf
+./plugins/custom_event_plugin/custom_event_plugin.inf