--- /dev/null
+/*
+ This file is part of GNUnet.
+ (C) 2012-2013 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 3, or (at your
+ option) any later version.
+
+ GNUnet is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ 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.
+*/
+/**
+ * @file gnunet-gns.c
+ * @brief binary version of gnunet-gns-import.sh
+ * (for OSes that have no POSIX shell).
+ * @author LRN
+ */
+#include "platform.h"
+#include <gnunet_util_lib.h>
+#include <gnunet_gnsrecord_lib.h>
+#include <gnunet_identity_service.h>
+#include <gnunet_namestore_service.h>
+
+/**
+ * Configuration we are using.
+ */
+static const struct GNUNET_CONFIGURATION_Handle *cfg;
+
+/**
+ * Handle to IDENTITY service.
+ */
+static struct GNUNET_IDENTITY_Handle *sh;
+
+/**
+ * Zone iterator for master zone
+ */
+struct GNUNET_NAMESTORE_ZoneIterator *list_it;
+
+/**
+ * Handle to the namestore.
+ */
+static struct GNUNET_NAMESTORE_Handle *ns;
+
+/**
+ * String version of PKEY for master-zone.
+ */
+static char *master_zone_pkey;
+
+/**
+ * Binary version of PKEY for master-zone.
+ */
+static struct GNUNET_CRYPTO_EcdsaPrivateKey master_pk;
+
+/**
+ * String version of PKEY for short-zone.
+ */
+static char *short_zone_pkey;
+
+/**
+ * String version of PKEY for private-zone.
+ */
+static char *private_zone_pkey;
+
+/**
+ * String version of PKEY for pin-zone.
+ */
+static char *pin_zone_pkey = "72QC35CO20UJN1E91KPJFNT9TG4CLKAPB4VK9S3Q758S9MLBRKOG";
+
+/**
+ * Set to GNUNET_YES if private record was found;
+ */
+static int found_private_rec = GNUNET_NO;
+
+/**
+ * Set to GNUNET_YES if short record was found;
+ */
+static int found_short_rec = GNUNET_NO;
+
+/**
+ * Set to GNUNET_YES if pin record was found;
+ */
+static int found_pin_rec = GNUNET_NO;
+
+/**
+ * Exit code.
+ */
+static int ret;
+
+
+static int
+run_process_and_wait (int pipe_control,
+ enum GNUNET_OS_InheritStdioFlags std_inheritance,
+ struct GNUNET_DISK_PipeHandle *pipe_stdin,
+ struct GNUNET_DISK_PipeHandle *pipe_stdout,
+ enum GNUNET_OS_ProcessStatusType *st,
+ unsigned long *code,
+ const char *filename, ...)
+{
+ static struct GNUNET_OS_Process *p;
+ int arglen;
+ char *arg;
+ char *args;
+ char *argp;
+ va_list ap, apc1, apc2;
+
+ va_start (ap, filename);
+ va_copy (apc1, ap);
+ va_copy (apc2, ap);
+ arglen = 0;
+ while (NULL != (arg = va_arg (apc1, char *)))
+ arglen += strlen (arg) + 1;
+ va_end (apc1);
+ args = argp = GNUNET_malloc (arglen);
+ while (NULL != (arg = va_arg (apc2, char *)))
+ {
+ strcpy (argp, arg);
+ argp += strlen (arg);
+ *argp = ' ';
+ argp += 1;
+ }
+ va_end (apc2);
+ if (arglen > 0)
+ argp[-1] = '\0';
+ p = GNUNET_OS_start_process_va (pipe_control, std_inheritance, pipe_stdin,
+ pipe_stdout, filename, ap);
+ va_end (ap);
+ if (NULL == p)
+ {
+ ret = 3;
+ fprintf (stderr, "Failed to run `%s'\n", args);
+ GNUNET_free (args);
+ return 1;
+ }
+
+ if (GNUNET_OK != GNUNET_OS_process_wait (p))
+ {
+ ret = 4;
+ fprintf (stderr, "Failed to wait for `%s'\n", args);
+ GNUNET_free (args);
+ return 1;
+ }
+
+ switch (GNUNET_OS_process_status (p, st, code))
+ {
+ case GNUNET_OK:
+ break;
+ case GNUNET_NO:
+ ret = 5;
+ fprintf (stderr, "`%s' is still running\n", args);
+ GNUNET_free (args);
+ return 1;
+ default:
+ case GNUNET_SYSERR:
+ ret = 6;
+ fprintf (stderr, "Failed to check the status of `%s'\n", args);
+ GNUNET_free (args);
+ return 1;
+ }
+#ifdef WINDOWS
+ if (GNUNET_OS_PROCESS_EXITED != *st || 0 != *code)
+ {
+ ret = 7;
+ fprintf (stderr, "`%s' did not end correctly (%d, %d)\n", args, *st, *code);
+ return 1;
+ }
+#endif
+ return 0;
+}
+
+static void
+check_pkey (unsigned int rd_len, const struct GNUNET_GNSRECORD_Data *rd,
+ char *pk, int *found_rec)
+{
+ int i;
+ for (i = 0; i < rd_len; i++)
+ {
+ char *s;
+ if (GNUNET_GNSRECORD_TYPE_PKEY != rd[i].record_type ||
+ rd[i].data_size != sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey))
+ continue;
+ s = GNUNET_GNSRECORD_value_to_string (rd[i].record_type,
+ rd[i].data,
+ rd[i].data_size);
+ if (NULL == s)
+ continue;
+ if (0 == strcmp (s, pk))
+ *found_rec = GNUNET_YES;
+ GNUNET_free (s);
+ }
+}
+
+/**
+ * Process a record that was stored in the namestore.
+ *
+ * @param cls closure
+ * @param zone_key private key of the zone
+ * @param rname name that is being mapped (at most 255 characters long)
+ * @param rd_len number of entries in @a rd array
+ * @param rd array of records with data to store
+ */
+static void
+zone_iterator (void *cls,
+ const struct GNUNET_CRYPTO_EcdsaPrivateKey *zone_key,
+ const char *rname, unsigned int rd_len,
+ const struct GNUNET_GNSRECORD_Data *rd)
+{
+ if (NULL != rname)
+ {
+ if (0 == strcmp (rname, "private"))
+ check_pkey (rd_len, rd, private_zone_pkey, &found_private_rec);
+ else if (0 == strcmp (rname, "short"))
+ check_pkey (rd_len, rd, short_zone_pkey, &found_short_rec);
+ else if (0 == strcmp (rname, "pin"))
+ check_pkey (rd_len, rd, pin_zone_pkey, &found_pin_rec);
+ }
+ if (NULL == rname && 0 == rd_len && NULL == rd)
+ {
+ enum GNUNET_OS_ProcessStatusType st;
+ unsigned long code;
+ if (!found_private_rec)
+ {
+ if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
+ "gnunet-namestore",
+ "gnunet-namestore", "-z", "master-zone", "-a", "-e", "never", "-n", "private", "-p", "-t", "PKEY", "-V", private_zone_pkey, NULL))
+ {
+ ret = 8;
+ return;
+ }
+ }
+ if (!found_short_rec)
+ {
+ if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
+ "gnunet-namestore",
+ "gnunet-namestore", "-z", "master-zone", "-a", "-e", "never", "-n", "short", "-p", "-t", "PKEY", "-V", short_zone_pkey, NULL))
+ {
+ ret = 9;
+ return;
+ }
+ }
+ if (!found_pin_rec)
+ {
+ if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
+ "gnunet-namestore",
+ "gnunet-namestore", "-z", "master-zone", "-a", "-e", "never", "-n", "pin", "-p", "-t", "PKEY", "-V", "72QC35CO20UJN1E91KPJFNT9TG4CLKAPB4VK9S3Q758S9MLBRKOG", NULL))
+ {
+ ret = 10;
+ return;
+ }
+ }
+ list_it = NULL;
+ GNUNET_SCHEDULER_shutdown ();
+ return;
+ }
+ GNUNET_NAMESTORE_zone_iterator_next (list_it);
+}
+
+/**
+ * If listing is enabled, prints information about the egos.
+ *
+ * This function is initially called for all egos and then again
+ * whenever a ego's identifier changes or if it is deleted. At the
+ * end of the initial pass over all egos, the function is once called
+ * with 'NULL' for 'ego'. That does NOT mean that the callback won't
+ * be invoked in the future or that there was an error.
+ *
+ * When used with 'GNUNET_IDENTITY_create' or 'GNUNET_IDENTITY_get',
+ * this function is only called ONCE, and 'NULL' being passed in
+ * 'ego' does indicate an error (i.e. name is taken or no default
+ * value is known). If 'ego' is non-NULL and if '*ctx'
+ * is set in those callbacks, the value WILL be passed to a subsequent
+ * call to the identity callback of 'GNUNET_IDENTITY_connect' (if
+ * that one was not NULL).
+ *
+ * When an identity is renamed, this function is called with the
+ * (known) ego but the NEW identifier.
+ *
+ * When an identity is deleted, this function is called with the
+ * (known) ego and "NULL" for the 'identifier'. In this case,
+ * the 'ego' is henceforth invalid (and the 'ctx' should also be
+ * cleaned up).
+ *
+ * @param cls closure
+ * @param ego ego handle
+ * @param ctx context for application to store data for this ego
+ * (during the lifetime of this process, initially NULL)
+ * @param identifier identifier assigned by the user for this ego,
+ * NULL if the user just deleted the ego and it
+ * must thus no longer be used
+*/
+static void
+get_ego (void *cls,
+ struct GNUNET_IDENTITY_Ego *ego,
+ void **ctx,
+ const char *identifier)
+{
+ static struct GNUNET_CRYPTO_EcdsaPublicKey pk;
+ if (NULL == ego)
+ {
+ if (NULL == master_zone_pkey ||
+ NULL == short_zone_pkey ||
+ NULL == private_zone_pkey)
+ {
+ ret = 11;
+ GNUNET_SCHEDULER_shutdown ();
+ return;
+ }
+ list_it = GNUNET_NAMESTORE_zone_iteration_start (ns,
+ &master_pk, &zone_iterator, NULL);
+ if (NULL == list_it)
+ {
+ ret = 12;
+ GNUNET_SCHEDULER_shutdown ();
+ }
+ return;
+ }
+ GNUNET_IDENTITY_ego_get_public_key (ego, &pk);
+ if (NULL != identifier)
+ {
+ if (NULL == master_zone_pkey && 0 == strcmp ("master-zone", identifier))
+ {
+ master_zone_pkey = GNUNET_CRYPTO_ecdsa_public_key_to_string (&pk);
+ master_pk = *GNUNET_IDENTITY_ego_get_private_key (ego);
+ }
+ else if (NULL == short_zone_pkey && 0 == strcmp ("short-zone", identifier))
+ short_zone_pkey = GNUNET_CRYPTO_ecdsa_public_key_to_string (&pk);
+ else if (NULL == private_zone_pkey && 0 == strcmp ("private-zone", identifier))
+ private_zone_pkey = GNUNET_CRYPTO_ecdsa_public_key_to_string (&pk);
+ }
+}
+
+/**
+ * Task run on shutdown.
+ *
+ * @param cls NULL
+ * @param tc unused
+ */
+static void
+shutdown_task (void *cls,
+ const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+ GNUNET_free_non_null (master_zone_pkey);
+ master_zone_pkey = NULL;
+ GNUNET_free_non_null (short_zone_pkey);
+ short_zone_pkey = NULL;
+ GNUNET_free_non_null (private_zone_pkey);
+ private_zone_pkey = NULL;
+ if (NULL != list_it)
+ {
+ GNUNET_NAMESTORE_zone_iteration_stop (list_it);
+ list_it = NULL;
+ }
+ if (NULL != ns)
+ {
+ GNUNET_NAMESTORE_disconnect (ns);
+ ns = NULL;
+ }
+ if (NULL != sh)
+ {
+ GNUNET_IDENTITY_disconnect (sh);
+ sh = NULL;
+ }
+}
+
+/**
+ * Main function that will be run.
+ *
+ * @param cls closure
+ * @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, char *const *args, const char *cfgfile,
+ const struct GNUNET_CONFIGURATION_Handle *c)
+{
+ enum GNUNET_OS_ProcessStatusType st;
+ unsigned long code;
+
+ cfg = c;
+
+ if (0 != run_process_and_wait (GNUNET_NO, 0, NULL, NULL, &st, &code,
+ "gnunet-arm",
+ "gnunet-arm", "-I", NULL))
+ {
+ if (7 == ret)
+ fprintf (stderr, "GNUnet is not running, please start GNUnet before running import\n");
+ return;
+ }
+
+ if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
+ "gnunet-identity",
+ "gnunet-identity", "-C", "master-zone", NULL))
+ return;
+
+ if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
+ "gnunet-identity",
+ "gnunet-identity", "-C", "short-zone", NULL))
+ return;
+
+ if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
+ "gnunet-identity",
+ "gnunet-identity", "-C", "private-zone", NULL))
+ return;
+
+ if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
+ "gnunet-identity",
+ "gnunet-identity", "-C", "sks-zone", NULL))
+ return;
+
+ if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
+ "gnunet-identity",
+ "gnunet-identity", "-e", "short-zone", "-s", "gns-short", NULL))
+ return;
+
+ if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
+ "gnunet-identity",
+ "gnunet-identity", "-e", "master-zone", "-s", "gns-master", NULL))
+ return;
+
+ if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
+ "gnunet-identity",
+ "gnunet-identity", "-e", "master-zone", "-s", "namestore", NULL))
+ return;
+
+ if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
+ "gnunet-identity",
+ "gnunet-identity", "-e", "short-zone", "-s", "gns-proxy", NULL))
+ return;
+
+ if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
+ "gnunet-identity",
+ "gnunet-identity", "-e", "private-zone", "-s", "gns-private", NULL))
+ return;
+
+ if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
+ "gnunet-identity",
+ "gnunet-identity", "-e", "sks-zone", "-s", "fs-sks", NULL))
+ return;
+
+ ns = GNUNET_NAMESTORE_connect (cfg);
+ sh = GNUNET_IDENTITY_connect (cfg, &get_ego, NULL);
+ GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL,
+ &shutdown_task, NULL);
+}
+
+
+/**
+ * The main function for gnunet-gns.
+ *
+ * @param argc number of arguments from the command line
+ * @param argv command line arguments
+ * @return 0 ok, 1 on error
+ */
+int
+main (int argc, char *const *argv)
+{
+ static const struct GNUNET_GETOPT_CommandLineOption options[] = {
+ GNUNET_GETOPT_OPTION_END
+ };
+ int r;
+
+ if (GNUNET_OK != GNUNET_STRINGS_get_utf8_args (argc, argv, &argc, &argv))
+ return 2;
+
+ GNUNET_log_setup ("gnunet-gns-import", "WARNING", NULL);
+ ret = 0;
+ r = GNUNET_PROGRAM_run (argc, argv, "gnunet-gns-import",
+ _("This program will import some GNS authorities into your GNS namestore."),
+ options,
+ &run, NULL);
+ GNUNET_free ((void*) argv);
+ return GNUNET_OK == r ? ret : 1;
+}
+
+/* end of gnunet-gns-import.c */