initial code repo

[stor4nfv.git] / src / ceph / src / auth / KeyRing.h

diff --git a/src/ceph/src/auth/KeyRing.h b/src/ceph/src/auth/KeyRing.h
new file mode 100644 (file)
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+++ b/src/ceph/src/auth/KeyRing.h
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- 
+// vim: ts=8 sw=2 smarttab
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2004-2009 Sage Weil <sage@newdream.net>
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software 
+ * Foundation.  See file COPYING.
+ * 
+ */
+
+#ifndef CEPH_KEYRING_H
+#define CEPH_KEYRING_H
+
+#include "auth/Auth.h"
+
+class CephContext;
+
+class KeyRing : public KeyStore {
+  map<EntityName, EntityAuth> keys;
+
+  int set_modifier(const char *type, const char *val, EntityName& name, map<string, bufferlist>& caps);
+public:
+  void decode_plaintext(bufferlist::iterator& bl);
+  /* Create a KeyRing from a Ceph context.
+   * We will use the configuration stored inside the context. */
+  int from_ceph_context(CephContext *cct);
+
+  /* Create an empty KeyRing */
+  static KeyRing *create_empty();
+
+  map<EntityName, EntityAuth>& get_keys() { return keys; }  // yuck
+
+  int load(CephContext *cct, const std::string &filename);
+  void print(ostream& out);
+
+  // accessors
+  bool get_auth(const EntityName& name, EntityAuth &a) const {
+    map<EntityName, EntityAuth>::const_iterator k = keys.find(name);
+    if (k == keys.end())
+      return false;
+    a = k->second;
+    return true;
+  }
+  bool get_secret(const EntityName& name, CryptoKey& secret) const override {
+    map<EntityName, EntityAuth>::const_iterator k = keys.find(name);
+    if (k == keys.end())
+      return false;
+    secret = k->second.key;
+    return true;
+  }
+  bool get_service_secret(uint32_t service_id, uint64_t secret_id,
+                         CryptoKey& secret) const override {
+    return false;
+  }
+  bool get_caps(const EntityName& name,
+               const std::string& type, AuthCapsInfo& caps) const {
+    map<EntityName, EntityAuth>::const_iterator k = keys.find(name);
+    if (k == keys.end())
+      return false;
+    map<string,bufferlist>::const_iterator i = k->second.caps.find(type);
+    if (i != k->second.caps.end()) {
+      caps.caps = i->second;
+    }
+    return true;
+  }
+
+  // modifiers
+  void add(const EntityName& name, EntityAuth &a) {
+    keys[name] = a;
+  }
+  void add(const EntityName& name, CryptoKey &k) {
+    EntityAuth a;
+    a.key = k;
+    keys[name] = a;
+  }
+  void remove(const EntityName& name) {
+    keys.erase(name);
+  }
+  void set_caps(EntityName& name, map<string, bufferlist>& caps) {
+    keys[name].caps = caps;
+  }
+  void set_uid(EntityName& ename, uint64_t auid) {
+    keys[ename].auid = auid;
+  }
+  void set_key(EntityName& ename, CryptoKey& key) {
+    keys[ename].key = key;
+  }
+  void import(CephContext *cct, KeyRing& other);
+
+  // encoders
+  void decode(bufferlist::iterator& bl);
+
+  void encode_plaintext(bufferlist& bl);
+  void encode_formatted(string label, Formatter *f, bufferlist& bl);
+};
+
+// don't use WRITE_CLASS_ENCODER macro because we don't have an encode
+// macro.  don't juse encode_plaintext in that case because it is not
+// wrappable; it assumes it gets the entire bufferlist.
+static inline void decode(KeyRing& kr, bufferlist::iterator& p) {
+  kr.decode(p);
+}
+
+#endif