Signed-off-by: Michael Roth <mdr...@linux.vnet.ibm.com>
---
virtagent-server.c | 111 ++++++++++++++++++++++++++++++++++++++++++++++++++++
virtagent-server.h | 34 ++++++++++++++++
2 files changed, 145 insertions(+), 0 deletions(-)
create mode 100644 virtagent-server.c
create mode 100644 virtagent-server.h
diff --git a/virtagent-server.c b/virtagent-server.c
new file mode 100644
index 0000000..c38a9e0
--- /dev/null
+++ b/virtagent-server.c
@@ -0,0 +1,111 @@
+/*
+ * virtagent - host/guest RPC server functions
+ *
+ * Copyright IBM Corp. 2010
+ *
+ * Authors:
+ * Adam Litke <agli...@linux.vnet.ibm.com>
+ * Michael Roth <mdr...@linux.vnet.ibm.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ */
+#include <syslog.h>
+#include "qemu_socket.h"
+#include "virtagent-common.h"
+
+static bool va_enable_syslog = false; /* enable syslog'ing of RPCs */
+
+#define SLOG(msg, ...) do { \
+ char msg_buf[1024]; \
+ if (!va_enable_syslog) { \
+ break; \
+ } \
+ snprintf(msg_buf, 1024, msg, ## __VA_ARGS__); \
+ syslog(LOG_INFO, "virtagent, %s", msg_buf); \
+} while(0)
+
+static VAServerData *va_server_data;
+
+static bool va_server_is_enabled(void)
+{
+ return va_server_data && va_server_data->enabled;
+}
+
+int va_do_server_rpc(const char *content, size_t content_len, const char *tag)
+{
+ xmlrpc_mem_block *resp_xml;
+ int ret;
+
+ TRACE("called");
+
+ if (!va_server_is_enabled()) {
+ ret = -EBUSY;
+ goto out;
+ }
+ resp_xml = xmlrpc_registry_process_call(&va_server_data->env,
+ va_server_data->registry,
+ NULL, content, content_len);
+ if (resp_xml == NULL) {
+ LOG("error processing RPC request");
+ ret = -EINVAL;
+ goto out;
+ }
+
+ ret = va_server_job_add(resp_xml, tag);
+ if (ret != 0) {
+ LOG("error adding server job: %s", strerror(ret));
+ }
+
+out:
+ return ret;
+}
+
+typedef struct RPCFunction {
+ xmlrpc_value *(*func)(xmlrpc_env *env, xmlrpc_value *param, void *unused);
+ const char *func_name;
+} RPCFunction;
+
+static RPCFunction guest_functions[] = {
+ { NULL, NULL }
+};
+static RPCFunction host_functions[] = {
+ { NULL, NULL }
+};
+
+static void va_register_functions(xmlrpc_env *env, xmlrpc_registry *registry,
+ RPCFunction *list)
+{
+ int i;
+ for (i = 0; list[i].func != NULL; ++i) {
+ TRACE("adding func: %s", list[i].func_name);
+ xmlrpc_registry_add_method(env, registry, NULL, list[i].func_name,
+ list[i].func, NULL);
+ }
+}
+
+int va_server_init(VAServerData *server_data, bool is_host)
+{
+ RPCFunction *func_list = is_host ? host_functions : guest_functions;
+
+ va_enable_syslog = !is_host; /* enable logging for guest agent */
+ xmlrpc_env_init(&server_data->env);
+ server_data->registry = xmlrpc_registry_new(&server_data->env);
+ va_register_functions(&server_data->env, server_data->registry, func_list);
+ server_data->enabled = true;
+ server_data->is_host = true;
+ va_server_data = server_data;
+
+ return 0;
+}
+
+int va_server_close(void)
+{
+ if (va_server_data != NULL) {
+ xmlrpc_registry_free(va_server_data->registry);
+ xmlrpc_env_clean(&va_server_data->env);
+ va_server_data = NULL;
+ }
+ return 0;
+}
diff --git a/virtagent-server.h b/virtagent-server.h
new file mode 100644
index 0000000..9f68921
--- /dev/null
+++ b/virtagent-server.h
@@ -0,0 +1,34 @@
+/*
+ * virt-agent - host/guest RPC daemon functions
+ *
+ * Copyright IBM Corp. 2010
+ *
+ * Authors:
+ * Michael Roth <mdr...@linux.vnet.ibm.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ */
+
+#include <xmlrpc-c/base.h>
+#include <xmlrpc-c/server.h>
+
+#define GUEST_AGENT_SERVICE_ID "virtagent"
+#define GUEST_AGENT_PATH "/tmp/virtagent-guest.sock"
+#define HOST_AGENT_SERVICE_ID "virtagent-host"
+#define HOST_AGENT_PATH "/tmp/virtagent-host.sock"
+#define VA_GETFILE_MAX 1 << 30
+#define VA_FILEBUF_LEN 16384
+#define VA_DMESG_LEN 16384
+
+typedef struct VAServerData {
+ xmlrpc_env env;
+ xmlrpc_registry *registry;
+ bool enabled;
+ bool is_host;
+} VAServerData;
+
+int va_server_init(VAServerData *server_data, bool is_host);
+int va_server_close(void);
+int va_do_server_rpc(const char *content, size_t content_len, const char
tag[64]);
--
1.7.0.4
