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* Rename and tweak nodelist_add_node_family() to add node•••It's very easy for nodelist_add_node_family(sl,node) to accidentally add 'node', and kind of hard to make sure that it omits it. Instead of taking pains to leave 'node' out, let's instead make sure that we always include it. I also rename the function to nodelist_add_node_and_family, and audit its users so that they don't add the node itself any longer, since the function will take care of that for them. Resolves bug 2616, which was not actually a bug. Nick Mathewson2011-07-11
* Bump copyright statements to 2011 (master)Nick Mathewson2011-01-03
* Add a node_get_by_hex_id().Nick Mathewson2010-10-21
* Implement node_set_exit_policy_to_reject_all with a flag•••Also remove some debugging code. Nick Mathewson2010-10-13
* Implement node-based router family code•••Also, make the NodeFamily option into a list of routersets. This lets us git rid of router_in_nickname_list (or whatever it was called) without porting it to work with nodes, and also lets people specify country codes and IP ranges in NodeFamily Nick Mathewson2010-10-01
* Initial conversion to use node_t throughout our codebase.•••A node_t is an abstraction over routerstatus_t, routerinfo_t, and microdesc_t. It should try to present a consistent interface to all of them. There should be a node_t for a server whenever there is * A routerinfo_t for it in the routerlist * A routerstatus_t in the current_consensus. (note that a microdesc_t alone isn't enough to make a node_t exist, since microdescriptors aren't usable on their own.) There are three ways to get a node_t right now: looking it up by ID, looking it up by nickname, and iterating over the whole list of microdescriptors. All (or nearly all) functions that are supposed to return "a router" -- especially those used in building connections and circuits -- should return a node_t, not a routerinfo_t or a routerstatus_t. A node_t should hold all the *mutable* flags about a node. This patch moves the is_foo flags from routerinfo_t into node_t. The flags in routerstatus_t remain, but they get set from the consensus and should not change. Some other highlights of this patch are: * Looking up routerinfo and routerstatus by nickname is now unified and based on the "look up a node by nickname" function. This tries to look only at the values from current consensus, and not get confused by the routerinfo_t->is_named flag, which could get set for other weird reasons. This changes the behavior of how authorities (when acting as clients) deal with nodes that have been listed by nickname. * I tried not to artificially increase the size of the diff here by moving functions around. As a result, some functions that now operate on nodes are now in the wrong file -- they should get moved to nodelist.c once this refactoring settles down. This moving should happen as part of a patch that moves functions AND NOTHING ELSE. * Some old code is now left around inside #if 0/1 blocks, and should get removed once I've verified that I don't want it sitting around to see how we used to do things. There are still some unimplemented functions: these are flagged with "UNIMPLEMENTED_NODELIST()." I'll work on filling in the implementation here, piece by piece. I wish this patch could have been smaller, but there did not seem to be any piece of it that was independent from the rest. Moving flags forces many functions that once returned routerinfo_t * to return node_t *, which forces their friends to change, and so on. Nick Mathewson2010-10-01
* Implement a basic node and nodelist type•••The node_t type is meant to serve two key functions: 1) Abstracting difference between routerinfo_t and microdesc_t so that clients can use microdesc_t instead of routerinfo_t. 2) Being a central place to hold mutable state about nodes formerly held in routerstatus_t and routerinfo_t. This patch implements a nodelist type that holds a node for every router that we would consider using. Nick Mathewson2010-10-01