mirror of
https://github.com/falk-werner/webfuse
synced 2024-10-27 20:34:10 +00:00
141 lines
3.9 KiB
C
141 lines
3.9 KiB
C
#include "webfuse/adapter/impl/jsonrpc/proxy.h"
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#include <string.h>
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#include "webfuse/adapter/impl/jsonrpc/request.h"
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#include "webfuse/adapter/impl/jsonrpc/response.h"
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#define WF_DEFAULT_TIMEOUT (10 * 1000)
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static void wf_impl_jsonrpc_proxy_timeout(
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struct wf_impl_timer * timer)
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{
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struct wf_impl_jsonrpc_proxy * proxy = timer->user_data;
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if (proxy->request.is_pending)
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{
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wf_impl_jsonrpc_proxy_finished_fn * finished = proxy->request.finished;
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void * user_data = proxy->request.user_data;
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proxy->request.is_pending = false;
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proxy->request.id = 0;
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proxy->request.user_data = NULL;
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proxy->request.finished = NULL;
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wf_impl_timer_cancel(&proxy->request.timer);
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finished(user_data, WF_BAD_TIMEOUT, NULL);
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}
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}
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void wf_impl_jsonrpc_proxy_init(
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struct wf_impl_jsonrpc_proxy * proxy,
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struct wf_impl_timeout_manager * timeout_manager,
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wf_impl_jsonrpc_proxy_send_fn * send,
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void * user_data)
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{
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proxy->send = send;
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proxy->user_data = user_data;
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proxy->request.is_pending = false;
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wf_impl_timer_init(&proxy->request.timer, timeout_manager);
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}
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void wf_impl_jsonrpc_proxy_cleanup(
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struct wf_impl_jsonrpc_proxy * proxy)
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{
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wf_impl_timer_cleanup(&proxy->request.timer);
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if (proxy->request.is_pending)
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{
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proxy->request.finished(proxy->request.user_data, WF_BAD, NULL);
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proxy->request.is_pending = false;
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}
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}
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void wf_impl_jsonrpc_proxy_invoke(
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struct wf_impl_jsonrpc_proxy * proxy,
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wf_impl_jsonrpc_proxy_finished_fn * finished,
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void * user_data,
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char const * method_name,
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char const * param_info,
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...
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)
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{
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if (!proxy->request.is_pending)
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{
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proxy->request.is_pending = true;
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proxy->request.finished = finished;
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proxy->request.user_data = user_data;
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proxy->request.id = 42;
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wf_impl_timer_start(&proxy->request.timer, wf_impl_timepoint_in_msec(WF_DEFAULT_TIMEOUT),
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&wf_impl_jsonrpc_proxy_timeout, proxy);
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va_list args;
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va_start(args, param_info);
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json_t * request = wf_impl_jsonrpc_request_create(method_name, proxy->request.id, param_info, args);
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va_end(args);
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if (NULL != request)
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{
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if (!proxy->send(request, proxy->user_data))
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{
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proxy->request.is_pending = false;
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proxy->request.finished = NULL;
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proxy->request.user_data = NULL;
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proxy->request.id = 0;
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wf_impl_timer_cancel(&proxy->request.timer);
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finished(user_data, WF_BAD, NULL);
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}
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json_decref(request);
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}
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}
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else
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{
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finished(user_data, WF_BAD_BUSY, NULL);
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}
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}
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extern void wf_impl_jsonrpc_proxy_notify(
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struct wf_impl_jsonrpc_proxy * proxy,
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char const * method_name,
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char const * param_info,
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...
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)
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{
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va_list args;
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va_start(args, param_info);
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json_t * request = wf_impl_jsonrpc_request_create(method_name, 0, param_info, args);
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va_end(args);
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if (NULL != request)
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{
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proxy->send(request, proxy->user_data);
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json_decref(request);
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}
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}
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void wf_impl_jsonrpc_proxy_onresult(
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struct wf_impl_jsonrpc_proxy * proxy,
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char const * message,
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size_t length)
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{
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struct wf_impl_jsonrpc_response response;
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wf_impl_jsonrpc_response_init(&response, message, length);
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if ((proxy->request.is_pending) && (response.id == proxy->request.id))
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{
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wf_impl_jsonrpc_proxy_finished_fn * finished = proxy->request.finished;
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void * user_data = proxy->request.user_data;
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proxy->request.is_pending = false;
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proxy->request.id = 0;
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proxy->request.user_data = NULL;
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proxy->request.finished = NULL;
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wf_impl_timer_cancel(&proxy->request.timer);
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finished(user_data, response.status, response.result);
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}
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wf_impl_jsonrpc_response_cleanup(&response);
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}
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