SERVER-14165 port isSelf fastpath to windows

Closes #736

Signed-off-by: Benety Goh <benety@mongodb.com>

1 files changed, 24 insertions, 1 deletions

diff --git a/src/mongo/db/repl/isself.h b/src/mongo/db/repl/isself.h
index ea297218056..cbcbbd9f031 100644
--- a/src/mongo/db/repl/isself.h
+++ b/src/mongo/db/repl/isself.h
@@ -26,15 +26,38 @@
 *    it in the license file.
 */
 
-#include "mongo/util/net/hostandport.h"
+#pragma once
+
+#include <string>
+#include <vector>
+
+#include "mongo/bson/oid.h"
 
 namespace mongo {
+    struct HostAndPort;
+
 namespace repl {
 
     /**
+     * An identifier unique to this instance. Used by isSelf to see if we are talking
+     * to ourself or someone else.
+     */
+    extern OID instanceId;
+
+    /**
      * Returns true if "hostAndPort" identifies this instance.
      */
     bool isSelf(const HostAndPort& hostAndPort);
 
+    /**
+     * Returns all the IP addresses bound to the network interfaces of this machine.
+     * This requires a syscall. If the ipv6enabled parameter is true, both IPv6 AND IPv4
+     * addresses will be returned.
+     *
+     * Note: this only works on Linux and Windows. All calls should be properly ifdef'd,
+     * otherwise an invariant will be triggered.
+     */
+    std::vector<std::string> getBoundAddrs(const bool ipv6enabled);
+
 } // namespace repl
 } // namespace mongo