diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/modules/m_spanningtree.cpp | 64 |
1 files changed, 41 insertions, 23 deletions
diff --git a/src/modules/m_spanningtree.cpp b/src/modules/m_spanningtree.cpp index c91926d98..73d054b24 100644 --- a/src/modules/m_spanningtree.cpp +++ b/src/modules/m_spanningtree.cpp @@ -3065,33 +3065,51 @@ class TreeSocket : public InspSocket } }; +/** This class is used to resolve server hostnames during /connect and autoconnect. + * As of 1.1, the resolver system is seperated out from InspSocket, so we must do this + * resolver step first ourselves if we need it. This is totally nonblocking, and will + * callback to OnLookupComplete or OnError when completed. Once it has completed we + * will have an IP address which we can then use to continue our connection. + */ class ServernameResolver : public Resolver { private: - Link MyLink; + /** A copy of the Link tag info for what we're connecting to. + * We take a copy, rather than using a pointer, just in case the + * admin takes the tag away and rehashes while the domain is resolving. + */ + Link MyLink; public: - ServernameResolver(const std::string &hostname, Link x) : Resolver(hostname, true), MyLink(x) - { - } - - void OnLookupComplete(const std::string &result) - { - TreeSocket* newsocket = new TreeSocket(result,MyLink.Port,false,10,MyLink.Name.c_str()); - if (newsocket->GetFd() > -1) - { - Srv->AddSocket(newsocket); - } - else - { - WriteOpers("*** CONNECT: Error connecting \002%s\002: %s.",MyLink.Name.c_str(),strerror(errno)); - delete newsocket; - } - } - - void OnError(ResolverError e) - { - WriteOpers("*** CONNECT: Error connecting \002%s\002: Unable to resolve hostname.",MyLink.Name.c_str()); - } + ServernameResolver(const std::string &hostname, Link x) : Resolver(hostname, true), MyLink(x) + { + /* Nothing in here, folks */ + } + + void OnLookupComplete(const std::string &result) + { + /* Initiate the connection, now that we have an IP to use. + * Passing a hostname directly to InspSocket causes it to + * just bail and set its FD to -1. + */ + TreeSocket* newsocket = new TreeSocket(result,MyLink.Port,false,10,MyLink.Name.c_str()); + if (newsocket->GetFd() > -1) + { + /* We're all OK */ + Srv->AddSocket(newsocket); + } + else + { + /* Something barfed, show the opers */ + WriteOpers("*** CONNECT: Error connecting \002%s\002: %s.",MyLink.Name.c_str(),strerror(errno)); + delete newsocket; + } + } + + void OnError(ResolverError e) + { + /* Ooops! */ + WriteOpers("*** CONNECT: Error connecting \002%s\002: Unable to resolve hostname.",MyLink.Name.c_str()); + } }; |