#define GNUNET_TESTING_LIB_H
#include "gnunet_util_lib.h"
+#include "gnunet_statistics_service.h"
#ifdef __cplusplus
extern "C"
struct GNUNET_TESTING_Daemon;
/**
- * Linked list of hostnames to use for starting daemons.
+ * Linked list of hostnames and ports to use for starting daemons.
*/
struct GNUNET_TESTING_Host
{
+ /**
+ * Pointer to next item in the list.
+ */
struct GNUNET_TESTING_Host *next;
+
+ /**
+ * Hostname to connect to.
+ */
char *hostname;
+
+ /**
+ * Username to use when connecting (may be null).
+ */
+ char *username;
+
+ /**
+ * Port to use for SSH connection (used for ssh
+ * connection forwarding, 0 to let ssh decide)
+ */
+ uint16_t port;
};
/**
*/
char *hostname;
+ /**
+ * Port to use for ssh, NULL to let system choose default.
+ */
+ char *ssh_port_str;
+
/**
* Result of GNUNET_i2s of this peer,
* for printing
struct GNUNET_TESTING_Daemon *second_daemon,
const char *emsg);
+/**
+ * Prototype of a callback function indicating that two peers
+ * are currently connected.
+ *
+ * @param cls closure
+ * @param first peer id for first daemon
+ * @param second peer id for the second daemon
+ * @param distance distance between the connected peers
+ * @param emsg error message (NULL on success)
+ */
+typedef void (*GNUNET_TESTING_NotifyTopology)(void *cls,
+ const struct GNUNET_PeerIdentity *first,
+ const struct GNUNET_PeerIdentity *second,
+ struct GNUNET_TIME_Relative latency,
+ uint32_t distance,
+ const char *emsg);
+
/**
* Starts a GNUnet daemon. GNUnet must be installed on the target
* system and available in the PATH. The machine must furthermore be
* @param timeout how long to wait starting up peers
* @param hostname name of the machine where to run GNUnet
* (use NULL for localhost).
+ * @param ssh_username ssh username to use when connecting to hostname
+ * @param sshport port to pass to ssh process when connecting to hostname
* @param hostkey_callback function to call once the hostkey has been
* generated for this peer, but it hasn't yet been started
* (NULL to start immediately, otherwise waits on GNUNET_TESTING_daemon_continue_start)
* @param hostkey_cls closure for hostkey callback
- * @param cb function to call with the result
+ * @param cb function to call once peer is up, or failed to start
* @param cb_cls closure for cb
* @return handle to the daemon (actual start will be completed asynchronously)
*/
const struct GNUNET_CONFIGURATION_Handle *cfg,
struct GNUNET_TIME_Relative timeout,
const char *hostname,
+ const char *ssh_username,
+ uint16_t sshport,
GNUNET_TESTING_NotifyHostkeyCreated hostkey_callback,
void *hostkey_cls,
GNUNET_TESTING_NotifyDaemonRunning cb,
void
GNUNET_TESTING_daemon_continue_startup(struct GNUNET_TESTING_Daemon *daemon);
+/**
+ * Check whether the given daemon is running.
+ *
+ * @param daemon the daemon to check
+ *
+ * @return GNUNET_YES if the daemon is up, GNUNET_NO if the
+ * daemon is down, GNUNET_SYSERR on error.
+ */
+int
+GNUNET_TESTING_daemon_running (struct GNUNET_TESTING_Daemon *daemon);
+
/**
* Restart (stop and start) a GNUnet daemon.
*
GNUNET_TESTING_daemon_get (struct GNUNET_TESTING_PeerGroup *pg,
unsigned int position);
+/*
+ * Get a daemon by peer identity, so callers can
+ * retrieve the daemon without knowing it's offset.
+ *
+ * @param pg the peer group to retrieve the daemon from
+ * @param peer_id the peer identity of the daemon to retrieve
+ *
+ * @return the daemon on success, or NULL if no such peer identity is found
+ */
+struct GNUNET_TESTING_Daemon *
+GNUNET_TESTING_daemon_get_by_id (struct GNUNET_TESTING_PeerGroup *pg,
+ struct GNUNET_PeerIdentity *peer_id);
/**
* Stops a GNUnet daemon.
void *cb_cls);
+/**
+ * Count the number of running peers.
+ *
+ * @param pg handle for the peer group
+ *
+ * @return the number of currently running peers in the peer group
+ */
+unsigned int
+GNUNET_TESTING_daemons_running (struct GNUNET_TESTING_PeerGroup *pg);
+
/**
* Simulate churn by stopping some peers (and possibly
* re-starting others if churn is called multiple times). This
GNUNET_TESTING_NotifyCompletion cb,
void *cb_cls);
+/**
+ * Callback function to process statistic values.
+ *
+ * @param cls closure
+ * @param peer the peer the statistics belong to
+ * @param subsystem name of subsystem that created the statistic
+ * @param name the name of the datum
+ * @param value the current value
+ * @param is_persistent GNUNET_YES if the value is persistent, GNUNET_NO if not
+ * @return GNUNET_OK to continue, GNUNET_SYSERR to abort iteration
+ */
+typedef int (*GNUNET_TESTING_STATISTICS_Iterator) (void *cls,
+ const struct GNUNET_PeerIdentity *peer,
+ const char *subsystem,
+ const char *name,
+ uint64_t value,
+ int is_persistent);
+
+/**
+ * Iterate over all (running) peers in the peer group, retrieve
+ * all statistics from each.
+ */
+void
+GNUNET_TESTING_get_statistics (struct GNUNET_TESTING_PeerGroup *pg,
+ GNUNET_STATISTICS_Callback cont,
+ GNUNET_TESTING_STATISTICS_Iterator proc, void *cls);
/**
* Topologies supported for testbeds.
*/
GNUNET_TESTING_TOPOLOGY_OPTION_DFS,
+ /**
+ * Find the N closest peers to each allowed peer in the
+ * topology and make sure a connection to those peers
+ * exists in the connect topology.
+ */
+ GNUNET_TESTING_TOPOLOGY_OPTION_ADD_CLOSEST,
+
/**
* No options specified.
*/
enum GNUNET_TESTING_Topology restrict_topology,
char *restrict_transports);
+/**
+ * Iterate over all (running) peers in the peer group, retrieve
+ * all connections that each currently has.
+ *
+ * @param pg the peer group we are concerned with
+ * @param cb callback for topology information
+ * @param cls closure for callback
+ */
+void
+GNUNET_TESTING_get_topology (struct GNUNET_TESTING_PeerGroup *pg, GNUNET_TESTING_NotifyTopology cb, void *cls);
+
/**
* There are many ways to connect peers that are supported by this function.
* To connect peers in the same topology that was created via the