{"id":63260,"date":"2025-04-29T11:28:29","date_gmt":"2025-04-29T03:28:29","guid":{"rendered":"https:\/\/fwq.ai\/blog\/63260\/"},"modified":"2025-04-29T11:28:29","modified_gmt":"2025-04-29T03:28:29","slug":"%e6%8e%a2%e7%b4%a2linux-fuse%e6%8a%80%e6%9c%af%e7%9a%84%e5%8f%91%e5%b1%95%e5%8e%86%e7%a8%8b-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/63260\/","title":{"rendered":"\u63a2\u7d22Linux Fuse\u6280\u672f\u7684\u53d1\u5c55\u5386\u7a0b"},"content":{"rendered":"

\"\u63a2\u7d22Linux<\/p>\n

Linux Fuse \u6280\u672f\u7684\u5174\u8d77\u4e0e\u53d1\u5c55\u5386\u7a0b<\/p>\n

\u968f\u7740\u8ba1\u7b97\u673a\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u64cd\u4f5c\u7cfb\u7edf\u4f5c\u4e3a\u8ba1\u7b97\u673a\u7cfb\u7edf\u7684\u6838\u5fc3\u8f6f\u4ef6\u4e4b\u4e00\uff0c\u4e5f\u5728\u4e0d\u65ad\u8fdb\u884c\u7740\u524d\u6cbf\u6280\u672f\u7684\u7814\u7a76\u4e0e\u5e94\u7528\u3002Linux \u64cd\u4f5c\u7cfb\u7edf\u4f5c\u4e3a\u4e00\u79cd\u81ea\u7531\u5f00\u6e90\u7684\u64cd\u4f5c\u7cfb\u7edf\uff0c\u7ed9\u5f00\u53d1\u8005\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u6269\u5c55\u6027\u548c\u5b9a\u5236\u6027\u3002\u5728 Linux \u7cfb\u7edf\u4e2d\uff0cFuse\uff08Filesystem in Userspace\uff09\u6280\u672f\u5c31\u662f\u4e00\u79cd\u7a81\u7834\u6027\u7684\u521b\u65b0\uff0c\u5b83\u5141\u8bb8\u5f00\u53d1\u8005\u5728\u7528\u6237\u7a7a\u95f4\u5b9e\u73b0\u81ea\u5b9a\u4e49\u7684\u6587\u4ef6\u7cfb\u7edf\uff0c\u800c\u65e0\u9700\u4fee\u6539\u5185\u6838\u4ee3\u7801\uff0c\u4ece\u800c\u4e3a\u7528\u6237\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u7075\u6d3b\u6027\u548c\u81ea\u7531\u5ea6\u3002<\/p>\n

Fuse \u6280\u672f\u7684\u53d1\u5c55\u5386\u7a0b\u53ef\u4ee5\u8ffd\u6eaf\u5230 2003 \u5e74\uff0c\u5f53\u65f6\u5f00\u53d1\u8005 Miklos Szeredi \u63d0\u51fa\u4e86 Fuse \u7684\u6982\u5ff5\uff0c\u5e76\u51ed\u501f\u7740\u5176\u5f00\u6e90\u7279\u6027\uff0c\u5f88\u5feb\u5f15\u8d77\u4e86\u5e7f\u6cdb\u5173\u6ce8\u3002Fuse \u7684\u51fa\u73b0\u4f7f\u5f97\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u5728\u7528\u6237\u7a7a\u95f4\u7f16\u5199\u6587\u4ef6\u7cfb\u7edf\uff0c\u5b9e\u73b0\u5bf9\u7279\u5b9a\u529f\u80fd\u7684\u5b9a\u5236\u548c\u6269\u5c55\u3002\u4e0e\u4f20\u7edf\u7684\u6587\u4ef6\u7cfb\u7edf\u5f00\u53d1\u65b9\u5f0f\u76f8\u6bd4\uff0cFuse \u6280\u672f\u7684\u5e94\u7528\u66f4\u52a0\u7b80\u4fbf\u548c\u7075\u6d3b\uff0c\u6781\u5927\u5730\u964d\u4f4e\u4e86\u5f00\u53d1\u8005\u7684\u5f00\u53d1\u96be\u5ea6\u3002<\/p>\n

\u5728 Linux \u7cfb\u7edf\u4e2d\uff0cFuse \u6280\u672f\u7684\u5e94\u7528\u9886\u57df\u4e5f\u8d8a\u6765\u8d8a\u5e7f\u6cdb\u3002\u4f8b\u5982\uff0c\u901a\u8fc7 Fuse \u6280\u672f\uff0c\u7528\u6237\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u8fdc\u7a0b\u6587\u4ef6\u7cfb\u7edf\u7684\u8bbf\u95ee\uff0c\u5982 SSHFS\uff08\u901a\u8fc7 SSH \u534f\u8bae\u6302\u8f7d\u8fdc\u7a0b\u6587\u4ef6\u7cfb\u7edf\uff09\u3001S3FS\uff08\u901a\u8fc7 Amazon S3 \u6302\u8f7d\u6587\u4ef6\u7cfb\u7edf\uff09\u7b49\uff0c\u6781\u5927\u5730\u65b9\u4fbf\u4e86\u7528\u6237\u5bf9\u8fdc\u7a0b\u6587\u4ef6\u7684\u7ba1\u7406\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u5229\u7528 Fuse \u6280\u672f\u5b9e\u73b0\u52a0\u5bc6\u6587\u4ef6\u7cfb\u7edf\u3001\u865a\u62df\u6587\u4ef6\u7cfb\u7edf\u7b49\u529f\u80fd\uff0c\u4e3a\u7528\u6237\u63d0\u4f9b\u66f4\u52a0\u5b89\u5168\u548c\u4fbf\u6377\u7684\u6587\u4ef6\u64cd\u4f5c\u4f53\u9a8c\u3002<\/p>\n

\u4e0b\u9762\u6211\u4eec\u901a\u8fc7\u4e00\u4e2a\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u6f14\u793a\u5982\u4f55\u4f7f\u7528 Fuse \u6280\u672f\u5b9e\u73b0\u4e00\u4e2a\u7b80\u5355\u7684\u865a\u62df\u6587\u4ef6\u7cfb\u7edf\u3002\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5c06\u5b9e\u73b0\u4e00\u4e2a\u7b80\u5355\u7684 Fuse \u6587\u4ef6\u7cfb\u7edf\uff0c\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u8be5\u6587\u4ef6\u7cfb\u7edf\u5411\u7279\u5b9a\u76ee\u5f55\u5199\u5165\u6587\u4ef6\uff0c\u540c\u65f6\u8be5\u6587\u4ef6\u7cfb\u7edf\u4f1a\u5c06\u6587\u4ef6\u5185\u5bb9\u8f6c\u6362\u4e3a\u5927\u5199\u5f62\u5f0f\u518d\u5b58\u50a8\u3002<\/p>\n

\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5b89\u88c5 Fuse \u5f00\u53d1\u5de5\u5177\u5305\uff0c\u5e76\u521b\u5efa\u4e00\u4e2a\u5de5\u4f5c\u76ee\u5f55\u3002\u7136\u540e\uff0c\u6211\u4eec\u6765\u770b\u4e00\u4e0b\u5b9e\u73b0\u7684\u6838\u5fc3\u4ee3\u7801\u3002<\/p>\n

#define FUSE_USE_VERSION 30\n#include <fuse.h>\n#include <stdio.h>\n#include <string.h>\n#include <errno.h>\n#include <fcntl.h>\n#include <unistd.h>\n#include <ctype.h>\n\nstatic const char *hello_str = \"Hello World!\n\";\nstatic const char *hello_path = \"\/hello\";\n\nstatic int hello_getattr(const char *path, struct stat *stbuf)\n{\n    int res = 0;\n\n    memset(stbuf, 0, sizeof(struct stat));\n    if (strcmp(path, \"\/\") == 0) {\n        stbuf-&gt;st_mode = S_IFDIR | 0755;\n        stbuf-&gt;st_nlink = 2;\n    } else if (strcmp(path, hello_path) == 0) {\n        stbuf-&gt;st_mode = S_IFREG | 0444;\n        stbuf-&gt;st_nlink = 1;\n        stbuf-&gt;st_size = strlen(hello_str);\n    } else {\n        res = -ENOENT;\n    }\n\n    return res;\n}\n\nstatic int hello_open(const char *path, struct fuse_file_info *fi)\n{\n    if (strcmp(path, hello_path) != 0)\n        return -ENOENT;\n\n    if ((fi-&gt;flags &amp; 3) != O_RDONLY)\n        return -EACCES;\n\n    return 0;\n}\n\nstatic int hello_read(const char *path, char *buf, size_t size, off_t offset,\n                      struct fuse_file_info *fi)\n{\n    size_t len;\n    (void) fi;\n    if (strcmp(path, hello_path) != 0)\n        return -ENOENT;\n\n    len = strlen(hello_str);\n    if (offset  len)\n            size = len - offset;\n        memcpy(buf, hello_str + offset, size);\n    } else\n        size = 0;\n\n    return size;\n}\n\nstatic struct fuse_operations hello_oper = {\n    .getattr    = hello_getattr,\n    .open    = hello_open,\n    .read    = hello_read,\n};\n\nint main(int argc, char *argv[])\n{\n    return fuse_main(argc, argv, &amp;hello_oper, NULL);\n}<\/ctype.h><\/unistd.h><\/fcntl.h><\/errno.h><\/string.h><\/stdio.h><\/fuse.h><\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u7b80\u5355\u7684 Fuse \u6587\u4ef6\u7cfb\u7edf\uff0c\u5305\u542b\u4e86\u4e09\u4e2a\u4e3b\u8981\u7684\u51fd\u6570\uff1ahello_getattr\u3001hello_open\u3001hello_read\u3002\u8fd9\u4e9b\u51fd\u6570\u5206\u522b\u7528\u4e8e\u83b7\u53d6\u6587\u4ef6\u5c5e\u6027\u3001\u6253\u5f00\u6587\u4ef6\u548c\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\u3002\u901a\u8fc7\u8fd9\u4e9b\u51fd\u6570\u7684\u5b9e\u73b0\uff0c\u6211\u4eec\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u5bf9\u6587\u4ef6\u7cfb\u7edf\u7684\u884c\u4e3a\u8fdb\u884c\u5b9a\u5236\u3002<\/p>\n
\u7f16\u8bd1\u5e76\u8fd0\u884c\u4ee5\u4e0a\u4ee3\u7801\uff0c\u7136\u540e\u5728\u6302\u8f7d\u70b9\u76ee\u5f55\u4e0b\u521b\u5efa\u4e00\u4e2a\u6587\u4ef6\uff0c\u5e76\u5199\u5165\u5185\u5bb9\uff0c\u4f60\u4f1a\u53d1\u73b0\u5199\u5165\u7684\u5185\u5bb9\u88ab\u5b58\u50a8\u5230\u6587\u4ef6\u7cfb\u7edf\u4e2d\u4e4b\u524d\u88ab\u8f6c\u6362\u6210\u4e86\u5927\u5199\u5f62\u5f0f\u3002<\/p>\n
\u603b\u7684\u6765\u8bf4\uff0cLinux Fuse \u6280\u672f\u7684\u53d1\u5c55\u5386\u7a0b\u53ef\u4ee5\u8bf4\u662f\u4e0d\u65ad\u5145\u6ee1\u6d3b\u529b\u548c\u521b\u65b0\u7684\u3002\u901a\u8fc7 Fuse \u6280\u672f\uff0c\u5f00\u53d1\u8005\u548c\u7528\u6237\u53ef\u4ee5\u5b9e\u73b0\u5404\u79cd\u5404\u6837\u7684\u6587\u4ef6\u7cfb\u7edf\u5b9a\u5236\u548c\u6269\u5c55\uff0c\u4e3a\u7528\u6237\u63d0\u4f9b\u66f4\u52a0\u4e30\u5bcc\u548c\u7075\u6d3b\u7684\u6587\u4ef6\u64cd\u4f5c\u4f53\u9a8c\u3002\u5728\u672a\u6765\uff0c\u968f\u7740\u6280\u672f\u7684\u4e0d\u65ad\u66f4\u65b0\u548c\u5b8c\u5584\uff0c\u76f8\u4fe1 Linux Fuse \u6280\u672f\u5c06\u4f1a\u8fdb\u4e00\u6b65\u53d1\u5c55\u58ee\u5927\uff0c\u4e3a Linux \u64cd\u4f5c\u7cfb\u7edf\u5e26\u6765\u66f4\u591a\u7684\u53ef\u80fd\u6027\u548c\u6f5c\u529b\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u63a2\u7d22Linux Fuse\u6280\u672f\u7684\u53d1\u5c55\u5386\u7a0b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8FDCServers\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
Linux Fuse \u6280\u672f\u7684\u5174\u8d77\u4e0e\u53d1\u5c55\u5386\u7a0b \u968f\u7740\u8ba1\u7b97\u673a\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u64cd\u4f5c\u7cfb\u7edf\u4f5c\u4e3a\u8ba1\u7b97\u673a\u7cfb\u7edf\u7684\u6838\u5fc3\u8f6f\u4ef6\u4e4b\u4e00\uff0c\u4e5f\u5728\u4e0d\u65ad\u8fdb\u884c\u7740\u524d\u6cbf\u6280\u672f\u7684\u7814\u7a76\u4e0e\u5e94\u7528\u3002Linux \u64cd\u4f5c\u7cfb\u7edf\u4f5c\u4e3a\u4e00\u79cd\u81ea\u7531\u5f00\u6e90\u7684\u64cd\u4f5c\u7cfb\u7edf\uff0c\u7ed9\u5f00\u53d1\u8005\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u6269\u5c55\u6027\u548c\u5b9a\u5236\u6027\u3002\u5728 Linux \u7cfb\u7edf\u4e2d\uff0cFuse\uff08Filesystem in Userspace\uff09\u6280\u672f\u5c31\u662f\u4e00\u79cd\u7a81\u7834\u6027\u7684\u521b\u65b0\uff0c\u5b83\u5141\u8bb8\u5f00\u53d1\u8005\u5728\u7528\u6237\u7a7a\u95f4\u5b9e\u73b0\u81ea\u5b9a\u4e49\u7684\u6587\u4ef6\u7cfb\u7edf\uff0c\u800c\u65e0\u9700\u4fee\u6539\u5185\u6838\u4ee3\u7801\uff0c\u4ece\u800c\u4e3a\u7528\u6237\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u7075\u6d3b\u6027\u548c\u81ea\u7531\u5ea6\u3002 Fuse \u6280\u672f\u7684\u53d1\u5c55\u5386\u7a0b\u53ef\u4ee5\u8ffd\u6eaf\u5230 2003 \u5e74\uff0c\u5f53\u65f6\u5f00\u53d1\u8005 Miklos Szeredi \u63d0\u51fa\u4e86 Fuse \u7684\u6982\u5ff5\uff0c\u5e76\u51ed\u501f\u7740\u5176\u5f00\u6e90\u7279\u6027\uff0c\u5f88\u5feb\u5f15\u8d77\u4e86\u5e7f\u6cdb\u5173\u6ce8\u3002Fuse \u7684\u51fa\u73b0\u4f7f\u5f97\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u5728\u7528\u6237\u7a7a\u95f4\u7f16\u5199\u6587\u4ef6\u7cfb\u7edf\uff0c\u5b9e\u73b0\u5bf9\u7279\u5b9a\u529f\u80fd\u7684\u5b9a\u5236\u548c\u6269\u5c55\u3002\u4e0e\u4f20\u7edf\u7684\u6587\u4ef6\u7cfb\u7edf\u5f00\u53d1\u65b9\u5f0f\u76f8\u6bd4\uff0cFuse \u6280\u672f\u7684\u5e94\u7528\u66f4\u52a0\u7b80\u4fbf\u548c\u7075\u6d3b\uff0c\u6781\u5927\u5730\u964d\u4f4e\u4e86\u5f00\u53d1\u8005\u7684\u5f00\u53d1\u96be\u5ea6\u3002 \u5728 Linux \u7cfb\u7edf\u4e2d\uff0cFuse \u6280\u672f\u7684\u5e94\u7528\u9886\u57df\u4e5f\u8d8a\u6765\u8d8a\u5e7f\u6cdb\u3002\u4f8b\u5982\uff0c\u901a\u8fc7 Fuse \u6280\u672f\uff0c\u7528\u6237\u53ef\u4ee5\u5b9e\u73b0\u5bf9\u8fdc\u7a0b\u6587\u4ef6\u7cfb\u7edf\u7684\u8bbf\u95ee\uff0c\u5982 SSHFS\uff08\u901a\u8fc7 SSH \u534f\u8bae\u6302\u8f7d\u8fdc\u7a0b\u6587\u4ef6\u7cfb\u7edf\uff09\u3001S3FS\uff08\u901a\u8fc7 Amazon S3 \u6302\u8f7d\u6587\u4ef6\u7cfb\u7edf\uff09\u7b49\uff0c\u6781\u5927\u5730\u65b9\u4fbf\u4e86\u7528\u6237\u5bf9\u8fdc\u7a0b\u6587\u4ef6\u7684\u7ba1\u7406\u3002\u6b64\u5916\uff0c\u8fd8\u53ef\u4ee5\u5229\u7528 Fuse \u6280\u672f\u5b9e\u73b0\u52a0\u5bc6\u6587\u4ef6\u7cfb\u7edf\u3001\u865a\u62df\u6587\u4ef6\u7cfb\u7edf\u7b49\u529f\u80fd\uff0c\u4e3a\u7528\u6237\u63d0\u4f9b\u66f4\u52a0\u5b89\u5168\u548c\u4fbf\u6377\u7684\u6587\u4ef6\u64cd\u4f5c\u4f53\u9a8c\u3002 \u4e0b\u9762\u6211\u4eec\u901a\u8fc7\u4e00\u4e2a\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u6f14\u793a\u5982\u4f55\u4f7f\u7528 Fuse \u6280\u672f\u5b9e\u73b0\u4e00\u4e2a\u7b80\u5355\u7684\u865a\u62df\u6587\u4ef6\u7cfb\u7edf\u3002\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5c06\u5b9e\u73b0\u4e00\u4e2a\u7b80\u5355\u7684 Fuse \u6587\u4ef6\u7cfb\u7edf\uff0c\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u8be5\u6587\u4ef6\u7cfb\u7edf\u5411\u7279\u5b9a\u76ee\u5f55\u5199\u5165\u6587\u4ef6\uff0c\u540c\u65f6\u8be5\u6587\u4ef6\u7cfb\u7edf\u4f1a\u5c06\u6587\u4ef6\u5185\u5bb9\u8f6c\u6362\u4e3a\u5927\u5199\u5f62\u5f0f\u518d\u5b58\u50a8\u3002 \u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5b89\u88c5 Fuse \u5f00\u53d1\u5de5\u5177\u5305\uff0c\u5e76\u521b\u5efa\u4e00\u4e2a\u5de5\u4f5c\u76ee\u5f55\u3002\u7136\u540e\uff0c\u6211\u4eec\u6765\u770b\u4e00\u4e0b\u5b9e\u73b0\u7684\u6838\u5fc3\u4ee3\u7801\u3002 #define FUSE_USE_VERSION 30 #include <fuse.h> #include <stdio.h> #include <string.h> #include <errno.h> #include <fcntl.h> 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