diff options
Diffstat (limited to 'src/auditor-lib/testing_auditor_api_helpers.c')
| -rw-r--r-- | src/auditor-lib/testing_auditor_api_helpers.c | 448 |
1 files changed, 448 insertions, 0 deletions
diff --git a/src/auditor-lib/testing_auditor_api_helpers.c b/src/auditor-lib/testing_auditor_api_helpers.c new file mode 100644 index 000000000..95aad2c97 --- /dev/null +++ b/src/auditor-lib/testing_auditor_api_helpers.c @@ -0,0 +1,448 @@ +/* + This file is part of TALER + Copyright (C) 2018 Taler Systems SA + + TALER 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. + + TALER 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 TALER; see the file COPYING. If not, see + <http://www.gnu.org/licenses/> +*/ + +/** + * @file auditor-lib/testing_auditor_api_helpers.c + * @brief helper functions + * @author Christian Grothoff + * @author Marcello Stanisci + */ +#include "platform.h" +#include "taler_json_lib.h" +#include <gnunet/gnunet_curl_lib.h> +#include "taler_signatures.h" +#include "taler_testing_lib.h" + + +/** + * Remove files from previous runs + * + * @param config_name configuration filename. + */ +void +TALER_TESTING_AUDITOR_cleanup_files (const char *config_name) +{ + struct GNUNET_CONFIGURATION_Handle *cfg; + char *dir; + + TALER_TESTING_cleanup_files (config_name); + // TODO: auditor-specific clean-up here! + cfg = GNUNET_CONFIGURATION_create (); + if (GNUNET_OK != + GNUNET_CONFIGURATION_load (cfg, + config_name)) + { + GNUNET_break (0); + GNUNET_CONFIGURATION_destroy (cfg); + exit (77); + } +#if FIXME + GNUNET_assert (GNUNET_OK == + GNUNET_CONFIGURATION_get_value_filename + (cfg, + "exchange", + "keydir", + &dir)); + if (GNUNET_YES == + GNUNET_DISK_directory_test (dir, + GNUNET_NO)) + GNUNET_break (GNUNET_OK == + GNUNET_DISK_directory_remove (dir)); + GNUNET_free (dir); +#endif + GNUNET_CONFIGURATION_destroy (cfg); +} + + +/** + * Prepare launching an auditor and exchange. Checks that the configured + * port is available, runs taler-exchange-keyup, taler-auditor-exchange, + * taler-auditor-sign and taler-exchange-dbinit. Does NOT + * launch the exchange process itself. + * + * @param config_filename configuration file to use + * @param auditor_base_url[out] will be set to the auditor base url, + * if the config has any; otherwise it will be set to + * NULL. + * @param exchange_base_url[out] will be set to the exchange base url, + * if the config has any; otherwise it will be set to + * NULL. + * @return #GNUNET_OK on success, #GNUNET_NO if test should be + * skipped, #GNUNET_SYSERR on test failure + */ +int +TALER_TESTING_AUDITOR_prepare_auditor (const char *config_filename, + char **auditor_base_url, + char **exchange_base_url) +{ + struct GNUNET_OS_Process *proc; + enum GNUNET_OS_ProcessStatusType type; + unsigned long code; + struct GNUNET_CONFIGURATION_Handle *cfg; + char *test_home_dir; + char *signed_keys_out; + char *exchange_master_pub; + + proc = GNUNET_OS_start_process (GNUNET_NO, + GNUNET_OS_INHERIT_STD_ALL, + NULL, NULL, NULL, + "taler-exchange-keyup", + "taler-exchange-keyup", + "-c", config_filename, + "-o", "auditor.in", + NULL); + if (NULL == proc) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Failed to run `taler-exchange-keyup`," + " is your PATH correct?\n"); + return GNUNET_NO; + } + GNUNET_OS_process_wait (proc); + GNUNET_OS_process_destroy (proc); + + cfg = GNUNET_CONFIGURATION_create (); + if (GNUNET_OK != GNUNET_CONFIGURATION_load + (cfg, config_filename)) + return GNUNET_SYSERR; + + if (GNUNET_OK != + GNUNET_CONFIGURATION_get_value_string (cfg, + "exchange", + "BASE_URL", + exchange_base_url)) + { + GNUNET_log_config_missing (GNUNET_ERROR_TYPE_WARNING, + "exchange", + "BASE_URL"); + *exchange_base_url = NULL; + } + + if (GNUNET_OK != + GNUNET_CONFIGURATION_get_value_filename (cfg, + "paths", + "TALER_TEST_HOME", + &test_home_dir)) + { + GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, + "paths", + "TALER_TEST_HOME"); + GNUNET_CONFIGURATION_destroy (cfg); + return GNUNET_SYSERR; + } + + GNUNET_asprintf (&signed_keys_out, + "%s/.local/share/taler/auditors/auditor.out", + test_home_dir); + GNUNET_free (test_home_dir); + if (GNUNET_OK != + GNUNET_CONFIGURATION_get_value_string (cfg, + "exchange", + "MASTER_PUBLIC_KEY", + &exchange_master_pub)) + { + GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, + "exchange", + "MASTER_PUBLIC_KEY"); + GNUNET_CONFIGURATION_destroy (cfg); + return GNUNET_SYSERR; + } + + GNUNET_CONFIGURATION_destroy (cfg); + + proc = GNUNET_OS_start_process (GNUNET_NO, + GNUNET_OS_INHERIT_STD_ALL, + NULL, NULL, NULL, + "taler-auditor-sign", + "taler-auditor-sign", + "-c", config_filename, + "-u", "http://auditor/", + "-m", exchange_master_pub, + "-r", "auditor.in", + "-o", signed_keys_out, + NULL); + if (NULL == proc) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Failed to run `taler-auditor-sign`," + " is your PATH correct?\n"); + GNUNET_free (signed_keys_out); + GNUNET_free (exchange_master_pub); + return GNUNET_NO; + } + + + GNUNET_free (exchange_master_pub); + GNUNET_free (signed_keys_out); + GNUNET_OS_process_wait (proc); + GNUNET_OS_process_destroy (proc); + + /* Reset exchange database. */ + proc = GNUNET_OS_start_process (GNUNET_NO, + GNUNET_OS_INHERIT_STD_ALL, + NULL, NULL, NULL, + "taler-exchange-dbinit", + "taler-exchange-dbinit", + "-c", config_filename, + "-r", + NULL); + if (NULL == proc) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Failed to run `taler-exchange-dbinit`," + " is your PATH correct?\n"); + + return GNUNET_NO; + } + if (GNUNET_SYSERR == + GNUNET_OS_process_wait_status (proc, + &type, + &code)) + { + GNUNET_break (0); + GNUNET_OS_process_destroy (proc); + return GNUNET_SYSERR; + } + GNUNET_OS_process_destroy (proc); + if ( (type == GNUNET_OS_PROCESS_EXITED) && + (0 != code) ) + { + fprintf (stderr, + "Failed to setup (exchange) database\n"); + return GNUNET_NO; + } + if ( (type != GNUNET_OS_PROCESS_EXITED) || + (0 != code) ) + { + fprintf (stderr, + "Unexpected error running" + " `taler-exchange-dbinit'!\n"); + return GNUNET_SYSERR; + } + + + /* Reset auditor database. */ + + proc = GNUNET_OS_start_process (GNUNET_NO, + GNUNET_OS_INHERIT_STD_ALL, + NULL, NULL, NULL, + "taler-auditor-dbinit", + "taler-auditor-dbinit", + "-c", config_filename, + "-r", + NULL); + if (NULL == proc) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Failed to run `taler-auditor-dbinit`," + " is your PATH correct?\n"); + + return GNUNET_NO; + } + if (GNUNET_SYSERR == + GNUNET_OS_process_wait_status (proc, + &type, + &code)) + { + GNUNET_break (0); + GNUNET_OS_process_destroy (proc); + return GNUNET_SYSERR; + } + GNUNET_OS_process_destroy (proc); + if ( (type == GNUNET_OS_PROCESS_EXITED) && + (0 != code) ) + { + fprintf (stderr, + "Failed to setup (auditor) database\n"); + return GNUNET_NO; + } + if ( (type != GNUNET_OS_PROCESS_EXITED) || + (0 != code) ) + { + fprintf (stderr, + "Unexpected error running" + " `taler-auditor-dbinit'!\n"); + return GNUNET_SYSERR; + } + + return GNUNET_OK; +} + + +/** + * Wait for the exchange to have started. Waits for at + * most 10s, after that returns 77 to indicate an error. + * + * @param base_url what URL should we expect the exchange + * to be running at + * @return 0 on success + */ +int +TALER_TESTING_AUDITOR_wait_auditor_ready (const char *base_url) +{ + char *wget_cmd; + unsigned int iter; + + GNUNET_asprintf (&wget_cmd, + "wget -q -t 1 -T 1 %sversion" + " -o /dev/null -O /dev/null", + base_url); // make sure ends with '/' + /* give child time to start and bind against the socket */ + fprintf (stderr, + "Waiting for `taler-auditor-httpd' to be ready\n"); + iter = 0; + do + { + if (10 == iter) + { + fprintf (stderr, + "Failed to launch `taler-auditor-httpd' (or `wget')\n"); + GNUNET_free (wget_cmd); + return 77; + } + fprintf (stderr, ".\n"); + sleep (1); + iter++; + } + while (0 != system (wget_cmd)); + GNUNET_free (wget_cmd); + return 0; +} + + +/** + * Initialize scheduler loop and curl context for the testcase + * including starting and stopping the auditor and exchange using the + * given configuration file. + * + * @param main_cb routine containing all the commands to run. + * @param main_cb_cls closure for @a main_cb, typically NULL. + * @param config_file configuration file for the test-suite. + * + * @return #GNUNET_OK if all is okay, != #GNUNET_OK otherwise. + * non-#GNUNET_OK codes are #GNUNET_SYSERR most of the + * time. + */ +int +TALER_TESTING_AUDITOR_setup_with_auditor (TALER_TESTING_Main main_cb, + void *main_cb_cls, + const char *config_filename) +{ + int result; + struct GNUNET_OS_Process *exchanged; + struct GNUNET_OS_Process *auditord; + struct GNUNET_CONFIGURATION_Handle *cfg; + unsigned long long port; + char *serve; + char *base_url; + + cfg = GNUNET_CONFIGURATION_create (); + if (GNUNET_OK != + GNUNET_CONFIGURATION_load (cfg, + config_filename)) + return GNUNET_NO; + + if (GNUNET_OK != + GNUNET_CONFIGURATION_get_value_string (cfg, + "exchange", + "SERVE", + &serve)) + { + GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, + "exchange", + "SERVE"); + GNUNET_CONFIGURATION_destroy (cfg); + return GNUNET_NO; + } + + if (0 == strcmp ("tcp", serve)) + { + if (GNUNET_OK != + GNUNET_CONFIGURATION_get_value_number (cfg, + "exchange", + "PORT", + &port)) + { + GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, + "exchange", + "PORT"); + GNUNET_CONFIGURATION_destroy (cfg); + GNUNET_free (serve); + return GNUNET_NO; + } + + if (GNUNET_OK != + GNUNET_NETWORK_test_port_free (IPPROTO_TCP, + (uint16_t) port)) + { + fprintf (stderr, + "Required port %llu not available, skipping.\n", + port); + GNUNET_free (serve); + return GNUNET_NO; + } + } + GNUNET_free (serve); + exchanged = GNUNET_OS_start_process (GNUNET_NO, + GNUNET_OS_INHERIT_STD_ALL, + NULL, NULL, NULL, + "taler-exchange-httpd", + "taler-exchange-httpd", + "-c", config_filename, + "-i", + NULL); + + if (GNUNET_OK != + GNUNET_CONFIGURATION_get_value_string (cfg, + "exchange", + "BASE_URL", + &base_url)) + { + GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, + "exchange", + "BASE_URL"); + GNUNET_CONFIGURATION_destroy (cfg); + return GNUNET_NO; + } + GNUNET_CONFIGURATION_destroy (cfg); + + if (0 != TALER_TESTING_wait_exchange_ready (base_url)) + { + GNUNET_free (base_url); + return 77; + } + GNUNET_free (base_url); + + /* NOTE: this blocks. */ + result = TALER_TESTING_setup (main_cb, + main_cb_cls, + config_filename, + exchanged, + GNUNET_YES); + GNUNET_break (0 == + GNUNET_OS_process_kill (exchanged, + SIGTERM)); + GNUNET_break (GNUNET_OK == + GNUNET_OS_process_wait (exchanged)); + GNUNET_OS_process_destroy (exchanged); + return result; +} + + +/* end of testing_auditor_api_helpers.c */ |