/*
This file is part of GNUnet.
- (C) 2001, 2002, 2003, 2004, 2006, 2009, 2010 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2001-2014 Christian Grothoff (and other contributing authors)
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 2, or (at your
+ by the Free Software Foundation; either version 3, or (at your
option) any later version.
GNUnet is distributed in the hope that it will be useful, but
You should have received a copy of the GNU General Public License
along with GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
+ Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
*/
/**
* @file peerinfo-tool/gnunet-peerinfo.c
* @brief Print information about other known peers.
* @author Christian Grothoff
+ * @author Matthias Wachs
*/
#include "platform.h"
-#include "gnunet_crypto_lib.h"
-#include "gnunet_configuration_lib.h"
-#include "gnunet_getopt_lib.h"
-#include "gnunet_peerinfo_service.h"
+#include "gnunet_util_lib.h"
+#include "gnunet_hello_lib.h"
#include "gnunet_transport_service.h"
-#include "gnunet_program_lib.h"
+#include "gnunet_peerinfo_service.h"
+#include "gnunet-peerinfo_plugins.h"
+
+/**
+ * How long until we time out during peerinfo iterations?
+ */
+#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
+
+/**
+ * Structure we use to collect printable address information.
+ */
+struct PrintContext;
+
+/**
+ * Record we keep for each printable address.
+ */
+struct AddressRecord
+{
+ /**
+ * Current address-to-string context (if active, otherwise NULL).
+ */
+ struct GNUNET_TRANSPORT_AddressToStringContext *atsc;
+
+ /**
+ * Address expiration time
+ */
+ struct GNUNET_TIME_Absolute expiration;
+
+ /**
+ * Printable address.
+ */
+ char *result;
+
+ /**
+ * Print context this address record belongs to.
+ */
+ struct PrintContext *pc;
+};
+
+
+/**
+ * Structure we use to collect printable address information.
+ */
+struct PrintContext
+{
+
+ /**
+ * Kept in DLL.
+ */
+ struct PrintContext *next;
+
+ /**
+ * Kept in DLL.
+ */
+ struct PrintContext *prev;
+
+ /**
+ * Identity of the peer.
+ */
+ struct GNUNET_PeerIdentity peer;
+
+ /**
+ * List of printable addresses.
+ */
+ struct AddressRecord *address_list;
+
+ /**
+ * Number of completed addresses in @e address_list.
+ */
+ unsigned int num_addresses;
+
+ /**
+ * Number of addresses allocated in @e address_list.
+ */
+ unsigned int address_list_size;
+
+ /**
+ * Current offset in @e address_list (counted down).
+ */
+ unsigned int off;
+
+ /**
+ * Hello was friend only, #GNUNET_YES or #GNUNET_NO
+ */
+ int friend_only;
+};
+
+
+/**
+ * Option '-n'
+ */
static int no_resolve;
+/**
+ * Option '-q'
+ */
static int be_quiet;
+/**
+ * Option '-f'
+ */
+static int include_friend_only;
+
+/**
+ * Option '-s'
+ */
static int get_self;
-static struct GNUNET_SCHEDULER_Handle *sched;
+/**
+ * Option
+ */
+static int get_uri;
+
+/**
+ * Option
+ */
+static int default_operation;
+
+/**
+ * Option '-i'
+ */
+static int get_info;
+
+/**
+ * Option
+ */
+static char *put_uri;
+
+/**
+ * Option -d
+ */
+static char *dump_hello;
+
+/**
+ * Handle to peerinfo service.
+ */
+static struct GNUNET_PEERINFO_Handle *peerinfo;
+/**
+ * Configuration handle.
+ */
static const struct GNUNET_CONFIGURATION_Handle *cfg;
-#define FIXME 0
+/**
+ * Main state machine task (if active).
+ */
+static struct GNUNET_SCHEDULER_Task * tt;
+
+/**
+ * Pending #GNUNET_TRANSPORT_get_hello() operation.
+ */
+static struct GNUNET_TRANSPORT_GetHelloHandle *gh;
+
+/**
+ * Connection to transport service.
+ */
+static struct GNUNET_TRANSPORT_Handle *transport;
+
+/**
+ * Current iterator context (if active, otherwise NULL).
+ */
+static struct GNUNET_PEERINFO_IteratorContext *pic;
+
+/**
+ * My peer identity.
+ */
+static struct GNUNET_PeerIdentity my_peer_identity;
+
+/**
+ * Head of list of print contexts.
+ */
+static struct PrintContext *pc_head;
+
+/**
+ * Tail of list of print contexts.
+ */
+static struct PrintContext *pc_tail;
+
+/**
+ * Handle to current #GNUNET_PEERINFO_add_peer() operation.
+ */
+static struct GNUNET_PEERINFO_AddContext *ac;
+
+/**
+ * Hello of this peer (if initialized).
+ */
+static struct GNUNET_HELLO_Message *my_hello;
+
+
+/**
+ * Main state machine that goes over all options and
+ * runs the next requested function.
+ *
+ * @param cls unused
+ * @param tc unused
+ */
+static void
+state_machine (void *cls,
+ const struct GNUNET_SCHEDULER_TaskContext *tc);
+
+
+/* ********************* 'get_info' ******************* */
+
+/**
+ * Print the collected address information to the console and free @a pc.
+ *
+ * @param pc printing context
+ */
+static void
+dump_pc (struct PrintContext *pc)
+{
+ unsigned int i;
+
+ printf (_("%sPeer `%s'\n"),
+ (GNUNET_YES == pc->friend_only) ? "F2F: " : "",
+ GNUNET_i2s_full (&pc->peer));
+ for (i = 0; i < pc->num_addresses; i++)
+ {
+ if (NULL != pc->address_list[i].result)
+ {
+ printf (_("\tExpires: %s \t %s\n"),
+ GNUNET_STRINGS_absolute_time_to_string (pc->address_list[i].expiration),
+ pc->address_list[i].result);
+ GNUNET_free (pc->address_list[i].result);
+ }
+ }
+ printf ("\n");
+ GNUNET_free_non_null (pc->address_list);
+ GNUNET_CONTAINER_DLL_remove (pc_head,
+ pc_tail,
+ pc);
+ GNUNET_free (pc);
+ if ( (NULL == pc_head) &&
+ (NULL == pic) )
+ tt = GNUNET_SCHEDULER_add_now (&state_machine,
+ NULL);
+}
+
+
+/* ************************* list all known addresses **************** */
+
-#if FIXME
/**
* Function to call with a human-readable format of an address
*
* @param cls closure
* @param address NULL on error, otherwise 0-terminated printable UTF-8 string
+ * @param res result of the address to string conversion:
+ * if #GNUNET_OK: address was valid (conversion to
+ * string might still have failed)
+ * if #GNUNET_SYSERR: address is invalid
*/
static void
-print_resolved_address (void *cls,
- const char *address)
+process_resolved_address (void *cls,
+ const char *address,
+ int res)
{
- /* FIXME: need to buffer output from all requests and print it at
- once, otherwise we mix results... */
- if (address == NULL)
+ struct AddressRecord *ar = cls;
+ struct PrintContext *pc = ar->pc;
+
+ if (NULL != address)
+ {
+ if (0 != strlen (address))
{
- return;
+ if (NULL != ar->result)
+ GNUNET_free (ar->result);
+ ar->result = GNUNET_strdup (address);
}
- fprintf (stderr, " %s\n", address);
+ return;
+ }
+ ar->atsc = NULL;
+ if (GNUNET_SYSERR == res)
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ _("Failure: Cannot convert address to string for peer `%s'\n"),
+ GNUNET_i2s (&ar->pc->peer));
+ pc->num_addresses++;
+ if (pc->num_addresses == pc->address_list_size)
+ dump_pc (pc);
}
-#endif
+
+
+/**
+ * Iterator callback to go over all addresses and count them.
+ *
+ * @param cls `struct PrintContext *` with `off` to increment
+ * @param address the address
+ * @param expiration expiration time
+ * @return #GNUNET_OK to keep the address and continue
+ */
+static int
+count_address (void *cls,
+ const struct GNUNET_HELLO_Address *address,
+ struct GNUNET_TIME_Absolute expiration)
+{
+ struct PrintContext *pc = cls;
+
+ pc->off++;
+ return GNUNET_OK;
+}
+
/**
* Iterator callback to go over all addresses.
*
* @param cls closure
- * @param tname name of the transport
+ * @param address the address
* @param expiration expiration time
- * @param addr the address
- * @param addrlen length of the address
- * @return GNUNET_OK to keep the address and continue
+ * @return #GNUNET_OK to keep the address and continue
*/
static int
print_address (void *cls,
- const char *tname,
- struct GNUNET_TIME_Absolute expiration,
- const void *addr, size_t addrlen)
-{
-#if FIXME
- GNUNET_TRANSPORT_address_lookup (sched,
- cfg,
- addr,
- addrlen,
- no_resolve,
- tname,
- GNUNET_TIME_UNIT_SECONDS,
- &print_resolved_address,
- NULL);
-#endif
+ const struct GNUNET_HELLO_Address *address,
+ struct GNUNET_TIME_Absolute expiration)
+{
+ struct PrintContext *pc = cls;
+ struct AddressRecord *ar;
+
+ GNUNET_assert (0 < pc->off);
+ ar = &pc->address_list[--pc->off];
+ ar->pc = pc;
+ ar->expiration = expiration;
+ GNUNET_asprintf (&ar->result,
+ "%s:%u:%u",
+ address->transport_name,
+ address->address_length,
+ address->local_info);
+ ar->atsc = GNUNET_TRANSPORT_address_to_string (cfg,
+ address,
+ no_resolve,
+ TIMEOUT,
+ &process_resolved_address, ar);
return GNUNET_OK;
}
/**
- * Print information about the peer.
- * Currently prints the GNUNET_PeerIdentity, trust and the IP.
- * Could of course do more (e.g. resolve via DNS).
+ * Print information about the peer. Currently prints the `struct
+ * GNUNET_PeerIdentity` and the transport address.
+ *
+ * @param cls the `struct PrintContext *`
+ * @param peer identity of the peer
+ * @param hello addresses of the peer
+ * @param err_msg error message
*/
static void
print_peer_info (void *cls,
const struct GNUNET_PeerIdentity *peer,
- const struct GNUNET_HELLO_Message *hello, uint32_t trust)
+ const struct GNUNET_HELLO_Message *hello,
+ const char *err_msg)
{
- struct GNUNET_CRYPTO_HashAsciiEncoded enc;
+ struct PrintContext *pc;
+ int friend_only;
- if (peer == NULL)
- return;
- GNUNET_CRYPTO_hash_to_enc (&peer->hashPubKey, &enc);
- if (be_quiet)
+ if (NULL == peer)
+ {
+ pic = NULL; /* end of iteration */
+ if (NULL != err_msg)
{
- printf ("%s\n", (const char *) &enc);
- return;
+ FPRINTF (stderr,
+ _("Error in communication with PEERINFO service: %s\n"),
+ err_msg);
}
- printf (_("Peer `%s' with trust %8u\n"), (const char *) &enc, trust);
- GNUNET_HELLO_iterate_addresses (hello, GNUNET_NO, &print_address, NULL);
+ if (NULL == pc_head)
+ tt = GNUNET_SCHEDULER_add_now (&state_machine, NULL);
+ return;
+ }
+ friend_only = GNUNET_NO;
+ if (NULL != hello)
+ friend_only = GNUNET_HELLO_is_friend_only (hello);
+ if ( (GNUNET_YES == be_quiet) ||
+ (NULL == hello) )
+ {
+ printf ("%s%s\n",
+ (GNUNET_YES == friend_only) ? "F2F: " : "",
+ GNUNET_i2s_full (peer));
+ return;
+ }
+ pc = GNUNET_new (struct PrintContext);
+ GNUNET_CONTAINER_DLL_insert (pc_head,
+ pc_tail,
+ pc);
+ pc->peer = *peer;
+ pc->friend_only = friend_only;
+ GNUNET_HELLO_iterate_addresses (hello,
+ GNUNET_NO,
+ &count_address,
+ pc);
+ if (0 == pc->off)
+ {
+ dump_pc (pc);
+ return;
+ }
+ pc->address_list_size = pc->off;
+ pc->address_list = GNUNET_malloc (sizeof (struct AddressRecord) * pc->off);
+ GNUNET_HELLO_iterate_addresses (hello,
+ GNUNET_NO,
+ &print_address,
+ pc);
}
+/* ************************* DUMP Hello ************************** */
+
+/**
+ * Count the number of addresses in the HELLO.
+ *
+ * @param cls pointer to an `int *` used for the counter
+ * @param address an address to count
+ * @param expiration (unused)
+ * @return #GNUNET_OK
+ */
+static int
+count_addr (void *cls,
+ const struct GNUNET_HELLO_Address *address,
+ struct GNUNET_TIME_Absolute expiration)
+{
+ int *c = cls;
+
+ (*c) ++;
+ return GNUNET_OK;
+}
+
+
+/**
+ * Write HELLO of my peer to a file.
+ *
+ * @param cls the `struct GetUriContext *`
+ * @param peer identity of the peer (unused)
+ * @param hello addresses of the peer
+ * @param err_msg error message
+ */
+static void
+dump_my_hello ()
+{
+ unsigned int size;
+ unsigned int c_addr;
+
+ size = GNUNET_HELLO_size (my_hello);
+ if (0 == size)
+ {
+ FPRINTF (stderr,
+ _("Failure: Received invalid %s\n"),
+ "HELLO");
+ return;
+ }
+ if (GNUNET_SYSERR ==
+ GNUNET_DISK_fn_write (dump_hello,
+ my_hello,
+ size,
+ GNUNET_DISK_PERM_USER_READ |
+ GNUNET_DISK_PERM_USER_WRITE |
+ GNUNET_DISK_PERM_GROUP_READ |
+ GNUNET_DISK_PERM_OTHER_READ))
+ {
+ FPRINTF (stderr,
+ _("Failed to write HELLO with %u bytes to file `%s'\n"),
+ size,
+ dump_hello);
+ if (0 != UNLINK (dump_hello))
+ GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_WARNING |
+ GNUNET_ERROR_TYPE_BULK,
+ "unlink",
+ dump_hello);
+
+ }
+ c_addr = 0;
+ GNUNET_HELLO_iterate_addresses (my_hello,
+ GNUNET_NO,
+ count_addr,
+ &c_addr);
+
+ if (! be_quiet)
+ {
+ FPRINTF (stderr,
+ _("Wrote %s HELLO containing %u addresses with %u bytes to file `%s'\n"),
+ (GNUNET_YES == GNUNET_HELLO_is_friend_only (my_hello)) ? "friend-only": "public",
+ c_addr,
+ size,
+ dump_hello);
+ }
+ GNUNET_free (dump_hello);
+ dump_hello = NULL;
+}
+
+
+/* ************************* GET URI ************************** */
+
+
+/**
+ * Print URI of the peer.
+ *
+ * @param cls the `struct GetUriContext *`
+ * @param peer identity of the peer (unused)
+ * @param hello addresses of the peer
+ * @param err_msg error message
+ */
+static void
+print_my_uri (void *cls,
+ const struct GNUNET_PeerIdentity *peer,
+ const struct GNUNET_HELLO_Message *hello,
+ const char *err_msg)
+{
+ char *uri;
+
+ if (NULL == peer)
+ {
+ pic = NULL;
+ if (NULL != err_msg)
+ FPRINTF (stderr,
+ _("Error in communication with PEERINFO service: %s\n"),
+ err_msg);
+ tt = GNUNET_SCHEDULER_add_now (&state_machine, NULL);
+ return;
+ }
+
+ if (NULL == hello)
+ return;
+ uri = GNUNET_HELLO_compose_uri (hello,
+ &GPI_plugins_find);
+ if (NULL != uri)
+ {
+ printf ("%s\n",
+ (const char *) uri);
+ GNUNET_free (uri);
+ }
+}
+
+
+/* ************************* import HELLO by URI ********************* */
+
+
+/**
+ * Continuation called from #GNUNET_PEERINFO_add_peer()
+ *
+ * @param cls closure, NULL
+ * @param emsg error message, NULL on success
+ */
+static void
+add_continuation (void *cls,
+ const char *emsg)
+{
+ ac = NULL;
+ if (NULL != emsg)
+ fprintf (stderr,
+ _("Failure adding HELLO: %s\n"),
+ emsg);
+ tt = GNUNET_SCHEDULER_add_now (&state_machine, NULL);
+}
+
+
+/**
+ * Parse the PUT URI given at the command line and add it to our peerinfo
+ * database.
+ *
+ * @param put_uri URI string to parse
+ * @return #GNUNET_OK on success,
+ * #GNUNET_SYSERR if the URI was invalid,
+ * #GNUNET_NO on other errors
+ */
+static int
+parse_hello_uri (const char *put_uri)
+{
+ struct GNUNET_HELLO_Message *hello = NULL;
+
+ int ret = GNUNET_HELLO_parse_uri (put_uri,
+ &my_peer_identity.public_key,
+ &hello,
+ &GPI_plugins_find);
+
+ if (NULL != hello)
+ {
+ /* WARNING: this adds the address from URI WITHOUT verification! */
+ if (GNUNET_OK == ret)
+ ac = GNUNET_PEERINFO_add_peer (peerinfo, hello,
+ &add_continuation,
+ NULL);
+ else
+ tt = GNUNET_SCHEDULER_add_now (&state_machine, NULL);
+ GNUNET_free (hello);
+ }
+ return ret;
+}
+
+
+/* ************************ Main state machine ********************* */
+
+
+/**
+ * Main state machine that goes over all options and
+ * runs the next requested function.
+ *
+ * @param cls unused
+ * @param tc scheduler context
+ */
+static void
+shutdown_task (void *cls,
+ const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+ struct PrintContext *pc;
+ struct AddressRecord *ar;
+ unsigned int i;
+
+ if (NULL != ac)
+ {
+ GNUNET_PEERINFO_add_peer_cancel (ac);
+ ac = NULL;
+ }
+ if (NULL != tt)
+ {
+ GNUNET_SCHEDULER_cancel (tt);
+ tt = NULL;
+ }
+ if (NULL != pic)
+ {
+ GNUNET_PEERINFO_iterate_cancel (pic);
+ pic = NULL;
+ }
+ if (NULL != gh)
+ {
+ GNUNET_TRANSPORT_get_hello_cancel (gh);
+ gh = NULL;
+ }
+ if (NULL != transport)
+ {
+ GNUNET_TRANSPORT_disconnect (transport);
+ transport = NULL;
+ }
+ while (NULL != (pc = pc_head))
+ {
+ GNUNET_CONTAINER_DLL_remove (pc_head,
+ pc_tail,
+ pc);
+ for (i=0;i<pc->address_list_size;i++)
+ {
+ ar = &pc->address_list[i];
+ GNUNET_free_non_null (ar->result);
+ if (NULL != ar->atsc)
+ {
+ GNUNET_TRANSPORT_address_to_string_cancel (ar->atsc);
+ ar->atsc = NULL;
+ }
+ }
+ GNUNET_free_non_null (pc->address_list);
+ GNUNET_free (pc);
+ }
+ GPI_plugins_unload ();
+ if (NULL != peerinfo)
+ {
+ GNUNET_PEERINFO_disconnect (peerinfo);
+ peerinfo = NULL;
+ }
+ if (NULL != my_hello)
+ {
+ GNUNET_free (my_hello);
+ my_hello = NULL;
+ }
+}
+
+
+/**
+ * Function called with our peer's HELLO message.
+ * Used to obtain our peer's public key.
+ *
+ * @param cls NULL
+ * @param hello the HELLO message
+ */
+static void
+hello_callback (void *cls,
+ const struct GNUNET_MessageHeader *hello)
+{
+ if (NULL == hello)
+ {
+ fprintf (stderr,
+ _("Failed to get my own HELLO from this peer!\n"));
+ GNUNET_SCHEDULER_shutdown ();
+ return;
+ }
+ my_hello = (struct GNUNET_HELLO_Message *) GNUNET_copy_message (hello);
+ GNUNET_assert (GNUNET_OK ==
+ GNUNET_HELLO_get_id (my_hello,
+ &my_peer_identity));
+ GNUNET_TRANSPORT_get_hello_cancel (gh);
+ gh = NULL;
+ GNUNET_TRANSPORT_disconnect (transport);
+ transport = NULL;
+ if (NULL != dump_hello)
+ dump_my_hello ();
+ tt = GNUNET_SCHEDULER_add_now (&state_machine, NULL);
+}
+
+
+/**
+ * Function called with the result of the check if the PEERINFO
+ * service is running.
+ *
+ * @param cls closure with our configuration
+ * @param result #GNUNET_YES if PEERINFO is running
+ */
+static void
+testservice_task (void *cls,
+ int result)
+{
+ if (GNUNET_YES != result)
+ {
+ FPRINTF (stderr,
+ _("Service `%s' is not running, please start GNUnet\n"),
+ "peerinfo");
+ return;
+ }
+
+ if (NULL == (peerinfo = GNUNET_PEERINFO_connect (cfg)))
+ {
+ FPRINTF (stderr,
+ "%s",
+ _("Could not access PEERINFO service. Exiting.\n"));
+ return;
+ }
+ if ( (GNUNET_YES == get_self) ||
+ (GNUNET_YES == get_uri) ||
+ (NULL != dump_hello) )
+ {
+ transport = GNUNET_TRANSPORT_connect (cfg,
+ NULL,
+ NULL,
+ NULL, NULL, NULL);
+ gh = GNUNET_TRANSPORT_get_hello (transport,
+ &hello_callback,
+ NULL);
+ }
+ else
+ {
+ tt = GNUNET_SCHEDULER_add_now (&state_machine, NULL);
+ }
+ GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL,
+ &shutdown_task,
+ NULL);
+}
+
+
/**
* Main function that will be run by the scheduler.
*
* @param cls closure
- * @param s the scheduler to use
* @param args remaining command-line arguments
* @param cfgfile name of the configuration file used (for saving, can be NULL!)
* @param c configuration
*/
static void
run (void *cls,
- struct GNUNET_SCHEDULER_Handle *s,
char *const *args,
- const char *cfgfile,
+ const char *cfgfile,
const struct GNUNET_CONFIGURATION_Handle *c)
{
- struct GNUNET_CRYPTO_RsaPrivateKey *priv;
- struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded pub;
- struct GNUNET_PeerIdentity pid;
- struct GNUNET_CRYPTO_HashAsciiEncoded enc;
- char *fn;
-
- sched = s;
cfg = c;
- if (get_self != GNUNET_YES)
- {
- (void) GNUNET_PEERINFO_iterate (cfg,
- sched,
- NULL,
- 0,
- GNUNET_TIME_relative_multiply
- (GNUNET_TIME_UNIT_SECONDS, 2),
- &print_peer_info, NULL);
- }
- else
- {
- if (GNUNET_OK !=
- GNUNET_CONFIGURATION_get_value_filename (cfg,
- "GNUNETD",
- "HOSTKEY", &fn))
- {
- fprintf (stderr,
- _("Could not find option `%s:%s' in configuration.\n"),
- "GNUNETD",
- "HOSTKEYFILE");
- return;
- }
- priv = GNUNET_CRYPTO_rsa_key_create_from_file (fn);
- if (priv == NULL)
- {
- fprintf (stderr, _("Loading hostkey from `%s' failed.\n"), fn);
- GNUNET_free (fn);
- return;
- }
- GNUNET_free (fn);
- GNUNET_CRYPTO_rsa_key_get_public (priv, &pub);
- GNUNET_CRYPTO_rsa_key_free (priv);
- GNUNET_CRYPTO_hash (&pub, sizeof (pub), &pid.hashPubKey);
- GNUNET_CRYPTO_hash_to_enc (&pid.hashPubKey, &enc);
- if (be_quiet)
- printf ("%s\n", (char *) &enc);
- else
- printf (_("I am peer `%s'.\n"), (const char *) &enc);
- }
+ if ( (NULL != args[0]) &&
+ (NULL == put_uri) &&
+ (args[0] == strcasestr (args[0], "gnunet://hello/")) )
+ {
+ put_uri = GNUNET_strdup (args[0]);
+ args++;
+ }
+ if (NULL != args[0])
+ {
+ FPRINTF (stderr,
+ _("Invalid command line argument `%s'\n"),
+ args[0]);
+ return;
+ }
+
+ GNUNET_CLIENT_service_test ("peerinfo",
+ cfg,
+ GNUNET_TIME_UNIT_SECONDS,
+ &testservice_task, (void *) cfg);
}
/**
- * gnunet-peerinfo command line options
+ * Main state machine that goes over all options and
+ * runs the next requested function.
+ *
+ * @param cls unused
+ * @param tc scheduler context
*/
-static struct GNUNET_GETOPT_CommandLineOption options[] = {
- {'n', "numeric", NULL,
- gettext_noop ("don't resolve host names"),
- 0, &GNUNET_GETOPT_set_one, &no_resolve},
- {'q', "quiet", NULL,
- gettext_noop ("output only the identity strings"),
- 0, &GNUNET_GETOPT_set_one, &be_quiet},
- {'s', "self", NULL,
- gettext_noop ("output our own identity only"),
- 0, &GNUNET_GETOPT_set_one, &get_self},
- GNUNET_GETOPT_OPTION_END
-};
+static void
+state_machine (void *cls,
+ const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+ tt = NULL;
+
+ if (NULL != put_uri)
+ {
+ GPI_plugins_load (cfg);
+ if (GNUNET_SYSERR == parse_hello_uri (put_uri))
+ {
+ fprintf (stderr,
+ _("Invalid URI `%s'\n"),
+ put_uri);
+ GNUNET_SCHEDULER_shutdown ();
+ }
+ GNUNET_free (put_uri);
+ put_uri = NULL;
+ }
+ else if (GNUNET_YES == get_info)
+ {
+ get_info = GNUNET_NO;
+ GPI_plugins_load (cfg);
+ pic = GNUNET_PEERINFO_iterate (peerinfo,
+ include_friend_only,
+ NULL,
+ TIMEOUT,
+ &print_peer_info, NULL);
+ }
+ else if (GNUNET_YES == get_self)
+ {
+ get_self = GNUNET_NO;
+ if (be_quiet)
+ printf ("%s\n",
+ GNUNET_i2s_full (&my_peer_identity));
+ else
+ printf (_("I am peer `%s'.\n"),
+ GNUNET_i2s_full (&my_peer_identity));
+ tt = GNUNET_SCHEDULER_add_now (&state_machine, NULL);
+ }
+ else if (GNUNET_YES == get_uri)
+ {
+ GPI_plugins_load (cfg);
+ pic = GNUNET_PEERINFO_iterate (peerinfo,
+ include_friend_only,
+ &my_peer_identity,
+ TIMEOUT,
+ &print_my_uri, NULL);
+ get_uri = GNUNET_NO;
+ }
+ else if (GNUNET_YES == default_operation)
+ {
+ /* default operation list all */
+ default_operation = GNUNET_NO;
+ get_info = GNUNET_YES;
+ tt = GNUNET_SCHEDULER_add_now (&state_machine, NULL);
+ }
+ else
+ {
+ GNUNET_SCHEDULER_shutdown ();
+ }
+ default_operation = GNUNET_NO;
+}
+
/**
* The main function to obtain peer information.
int
main (int argc, char *const *argv)
{
- return (GNUNET_OK ==
- GNUNET_PROGRAM_run (argc,
- argv,
- "gnunet-peerinfo",
- gettext_noop ("Print information about peers."),
- options, &run, NULL)) ? 0 : 1;
+ static const struct GNUNET_GETOPT_CommandLineOption options[] = {
+ {'n', "numeric", NULL,
+ gettext_noop ("don't resolve host names"),
+ 0, &GNUNET_GETOPT_set_one, &no_resolve},
+ {'q', "quiet", NULL,
+ gettext_noop ("output only the identity strings"),
+ 0, &GNUNET_GETOPT_set_one, &be_quiet},
+ {'f', "friends", NULL,
+ gettext_noop ("include friend-only information"),
+ 0, &GNUNET_GETOPT_set_one, &include_friend_only},
+ {'s', "self", NULL,
+ gettext_noop ("output our own identity only"),
+ 0, &GNUNET_GETOPT_set_one, &get_self},
+ {'i', "info", NULL,
+ gettext_noop ("list all known peers"),
+ 0, &GNUNET_GETOPT_set_one, &get_info},
+ {'d', "dump-hello", NULL,
+ gettext_noop ("dump hello to file"),
+ 1, &GNUNET_GETOPT_set_string, &dump_hello},
+ {'g', "get-hello", NULL,
+ gettext_noop ("also output HELLO uri(s)"),
+ 0, &GNUNET_GETOPT_set_one, &get_uri},
+ {'p', "put-hello", "HELLO",
+ gettext_noop ("add given HELLO uri to the database"),
+ 1, &GNUNET_GETOPT_set_string, &put_uri},
+ GNUNET_GETOPT_OPTION_END
+ };
+ int ret;
+
+ default_operation = GNUNET_YES;
+ if (GNUNET_OK != GNUNET_STRINGS_get_utf8_args (argc,
+ argv,
+ &argc, &argv))
+ return 2;
+
+ ret = (GNUNET_OK ==
+ GNUNET_PROGRAM_run (argc, argv, "gnunet-peerinfo",
+ gettext_noop ("Print information about peers."),
+ options, &run, NULL)) ? 0 : 1;
+ GNUNET_free ((void*) argv);
+ return ret;
}
/* end of gnunet-peerinfo.c */