Initial commit

2025-06-26 18:16:45 +00:00 · 2025-02-27 21:53:53 +08:00
commit 815e55e4c0
1291 changed files with 185445 additions and 0 deletions
--- a/src/fuse/UserConfig.h
+++ b/src/fuse/UserConfig.h
@@ -0,0 +1,64 @@
+#pragma once
+
+#include "FuseConfig.h"
+#include "common/utils/AtomicSharedPtrTable.h"
+#include "fbs/meta/Common.h"
+#include "fbs/meta/Schema.h"
+
+namespace hf3fs::fuse {
+class UserConfig {
+ public:
+  UserConfig() = default;
+  void init(FuseConfig &config);
+  Result<meta::Inode> setConfig(const char *key, const char *val, const meta::UserInfo &ui);
+  Result<meta::Inode> lookupConfig(const char *key, const meta::UserInfo &ui);
+  Result<meta::Inode> statConfig(meta::InodeId iid, const meta::UserInfo &ui);
+  std::pair<std::shared_ptr<std::vector<meta::DirEntry>>, std::shared_ptr<std::vector<std::optional<meta::Inode>>>>
+  listConfig(const meta::UserInfo &ui);
+
+ public:
+  const FuseConfig &getConfig(const meta::UserInfo &ui);
+
+ public:
+  const std::vector<std::string> systemKeys{"storage.net_client.rdma_control.max_concurrent_transmission",
+                                            "periodic_sync.enable",
+                                            "periodic_sync.interval",
+                                            "periodic_sync.flush_write_buf",
+                                            "io_worker_coros.hi",
+                                            "io_worker_coros.lo",
+                                            "max_jobs_per_ioring",
+                                            "io_job_deq_timeout"};
+  const std::vector<std::string> userKeys{"enable_read_cache",
+                                          "readonly",
+                                          "dryrun_bench_mode",
+                                          "flush_on_stat",
+                                          "sync_on_stat",
+                                          "attr_timeout",
+                                          "entry_timeout",
+                                          "negative_timeout",
+                                          "symlink_timeout"};
+
+ private:
+  Result<std::pair<bool, int>> parseKey(const char *key);
+  meta::InodeId configIid(bool isGet, bool isSys, int kidx) {
+    return meta::InodeId{(isGet ? meta::InodeId::getConf() : meta::InodeId::setConf()).u64() - 1 -
+                         (isSys ? 0 : systemKeys.size()) - kidx};
+  }
+
+ private:
+  FuseConfig *config_;
+  struct LocalConfig {
+    LocalConfig(const FuseConfig &globalConfig)
+        : config(globalConfig) {}
+    std::mutex mtx;
+    FuseConfig config;
+    std::vector<config::KeyValue> updatedItems;
+  };
+  std::unique_ptr<AtomicSharedPtrTable<LocalConfig>> configs_;
+  std::mutex userMtx_;
+  std::set<meta::Uid> users_;
+
+ private:
+  std::atomic<int> storageMaxConcXmit_;
+};
+}  // namespace hf3fs::fuse