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110 lines
2.9 KiB
110 lines
2.9 KiB
#include "webfuse/adapter/impl/operations.h"
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#include <limits.h>
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#include <errno.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include "webfuse/adapter/impl/jsonrpc/proxy.h"
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#include "webfuse/adapter/impl/jsonrpc/util.h"
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#include "webfuse/core/util.h"
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struct wf_impl_operation_lookup_context
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{
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fuse_req_t request;
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double timeout;
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uid_t uid;
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gid_t gid;
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};
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static void wf_impl_operation_lookup_finished(
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void * user_data,
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wf_status status,
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json_t const * data
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)
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{
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struct wf_impl_operation_lookup_context * context = user_data;
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struct fuse_entry_param buffer;
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if (NULL != data)
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{
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json_t * inode_holder = json_object_get(data, "inode");
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json_t * mode_holder = json_object_get(data, "mode");
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json_t * type_holder = json_object_get(data, "type");
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if ((NULL != inode_holder) && (json_is_integer(inode_holder)) &&
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(NULL != mode_holder) && (json_is_integer(mode_holder)) &&
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(NULL != type_holder) && (json_is_string(type_holder)))
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{
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memset(&buffer, 0, sizeof(struct stat));
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buffer.ino = json_integer_value(inode_holder);
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buffer.attr.st_mode = json_integer_value(mode_holder) & 0555;
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char const * type = json_string_value(type_holder);
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if (0 == strcmp("file", type))
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{
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buffer.attr.st_mode |= S_IFREG;
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}
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else if (0 == strcmp("dir", type))
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{
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buffer.attr.st_mode |= S_IFDIR;
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}
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buffer.attr_timeout = context->timeout;
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buffer.entry_timeout = context->timeout;
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buffer.attr.st_uid = context->uid;
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buffer.attr.st_gid = context->gid;
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buffer.attr.st_nlink = 1;
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buffer.attr.st_size = wf_impl_json_get_int(data, "size", 0);
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buffer.attr.st_atime = wf_impl_json_get_int(data, "atime", 0);
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buffer.attr.st_mtime = wf_impl_json_get_int(data, "mtime", 0);
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buffer.attr.st_ctime = wf_impl_json_get_int(data, "ctime", 0);
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}
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else
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{
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status = WF_BAD_FORMAT;
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}
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}
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if (WF_GOOD == status)
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{
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fuse_reply_entry(context->request, &buffer);
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}
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else
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{
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fuse_reply_err(context->request, ENOENT);
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}
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free(context);
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}
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void wf_impl_operation_lookup (
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fuse_req_t request,
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fuse_ino_t parent,
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char const * name)
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{
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struct fuse_ctx const * context = fuse_req_ctx(request);
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struct wf_impl_operations_context * user_data = fuse_req_userdata(request);
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struct wf_impl_jsonrpc_proxy * rpc = wf_impl_operations_context_get_proxy(user_data);
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if (NULL != rpc)
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{
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struct wf_impl_operation_lookup_context * lookup_context = malloc(sizeof(struct wf_impl_operation_lookup_context));
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lookup_context->request = request;
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lookup_context->uid = context->uid;
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lookup_context->gid = context->gid;
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lookup_context->timeout = user_data->timeout;
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wf_impl_jsonrpc_proxy_invoke(rpc, &wf_impl_operation_lookup_finished, lookup_context, "lookup", "sis", user_data->name, (int) (parent & INT_MAX), name);
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}
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else
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{
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fuse_reply_err(request, ENOENT);
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}
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}
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