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exchange/src/include/taler_testing_lib.h
Florian Dold eb55997084
re-format code
2019-08-25 16:18:24 +02:00

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/*
This file is part of TALER
(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 include/taler_testing_lib.h
* @brief API for writing an interpreter to test Taler components
* @author Christian Grothoff <christian@grothoff.org>
* @author Marcello Stanisci
*/
#ifndef TALER_TESTING_LIB_H
#define TALER_TESTING_LIB_H
#include "taler_util.h"
#include "taler_exchange_service.h"
#include <gnunet/gnunet_json_lib.h>
#include "taler_json_lib.h"
#include <microhttpd.h>
/* ********************* Helper functions ********************* */
/**
* Print failing line number and trigger shutdown. Useful
* quite any time after the command "run" method has been called.
*/
#define TALER_TESTING_FAIL(is) \
do \
{ \
GNUNET_break (0); \
TALER_TESTING_interpreter_fail (is); \
return; \
} while (0)
#define TALER_TESTING_GET_TRAIT_CREDIT_ACCOUNT(cmd,out) \
TALER_TESTING_get_trait_uint64 (cmd, 0, out)
#define TALER_TESTING_MAKE_TRAIT_CREDIT_ACCOUNT(data) \
TALER_TESTING_make_trait_uint64 (0, data)
#define TALER_TESTING_GET_TRAIT_DEBIT_ACCOUNT(cmd,out) \
TALER_TESTING_get_trait_uint64 (cmd, 1, out)
#define TALER_TESTING_MAKE_TRAIT_DEBIT_ACCOUNT(data) \
TALER_TESTING_make_trait_uint64 (1, data)
#define TALER_TESTING_GET_TRAIT_ROW_ID(cmd,out) \
TALER_TESTING_get_trait_uint64 (cmd, 3, out)
#define TALER_TESTING_MAKE_TRAIT_ROW_ID(data) \
TALER_TESTING_make_trait_uint64 (3, data)
/**
* Allocate and return a piece of wire-details. Combines
* the @a account_no and the @a bank_url to a
* @a payto://-URL and adds some salt to create the JSON.
*
* @param account_no account number
* @param bank_url the bank_url
*
* @return JSON describing the account, including the
* payto://-URL of the account, must be manually decref'd
*/
json_t *
TALER_TESTING_make_wire_details (unsigned long long account_no,
const char *bank_url);
/**
* Find denomination key matching the given amount.
*
* @param keys array of keys to search
* @param amount coin value to look for
* @return NULL if no matching key was found
*/
const struct TALER_EXCHANGE_DenomPublicKey *
TALER_TESTING_find_pk (const struct TALER_EXCHANGE_Keys *keys,
const struct TALER_Amount *amount);
/**
* Prepare launching an exchange. Checks that the configured
* port is available, runs taler-exchange-keyup,
* 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_prepare_exchange (const char *config_filename,
char **auditor_base_url,
char **exchange_base_url);
/**
* "Canonical" cert_cb used when we are connecting to the
* Exchange.
*
* @param cls closure, typically, the "run" method containing
* all the commands to be run, and a closure for it.
* @param keys the exchange's keys.
* @param compat protocol compatibility information.
*/
void
TALER_TESTING_cert_cb (void *cls,
const struct TALER_EXCHANGE_Keys *keys,
enum TALER_EXCHANGE_VersionCompatibility compat);
/**
* 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_wait_exchange_ready (const char *base_url);
/**
* Wait for the auditor 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 auditor
* to be running at
* @return 0 on success
*/
int
TALER_TESTING_wait_auditor_ready (const char *base_url);
/**
* Remove files from previous runs
*
* @param config_name configuration file to use+
*/
void
TALER_TESTING_cleanup_files (const char *config_name);
/**
* Remove files from previous runs
*
* @param cls NULL
* @param cfg configuration
* @return #GNUNET_OK on success
*/
int
TALER_TESTING_cleanup_files_cfg (void *cls,
const struct GNUNET_CONFIGURATION_Handle *cfg);
/**
* Run `taler-exchange-keyup`.
*
* @param config_filename configuration file to use
* @param output_filename where to write the output for the auditor
* @return #GNUNET_OK on success
*/
int
TALER_TESTING_run_keyup (const char *config_filename,
const char *output_filename);
/**
* Run `taler-auditor-dbinit -r` (reset auditor database).
*
* @param config_filename configuration file to use
* @return #GNUNET_OK on success
*/
int
TALER_TESTING_auditor_db_reset (const char *config_filename);
/**
* Run `taler-exchange-dbinit -r` (reset exchange database).
*
* @param config_filename configuration file to use
* @return #GNUNET_OK on success
*/
int
TALER_TESTING_exchange_db_reset (const char *config_filename);
/**
* Run `taler-auditor-sign`.
*
* @param config_filename configuration file to use
* @param exchange_master_pub master public key of the exchange
* @param auditor_base_url what is the base URL of the auditor
* @param signdata_in where is the information from taler-exchange-keyup
* @param signdata_out where to write the output for the exchange
* @return #GNUNET_OK on success
*/
int
TALER_TESTING_run_auditor_sign (const char *config_filename,
const char *exchange_master_pub,
const char *auditor_base_url,
const char *signdata_in,
const char *signdata_out);
/**
* Run `taler-auditor-exchange`.
*
* @param config_filename configuration file to use
* @param exchange_master_pub master public key of the exchange
* @param exchange_base_url what is the base URL of the exchange
* @param do_remove #GNUNET_NO to add exchange, #GNUNET_YES to remove
* @return #GNUNET_OK on success
*/
int
TALER_TESTING_run_auditor_exchange (const char *config_filename,
const char *exchange_master_pub,
const char *exchange_base_url,
int do_remove);
/**
* Test port in URL string for availability.
*/
int
TALER_TESTING_url_port_free (const char *url);
/**
* Prepare launching a fakebank. Check that the configuration
* file has the right option, and that the port is avaiable.
* If everything is OK, return the configured URL of the fakebank.
*
* @param config_filename configuration file to use
* @param config_section which account to use
* (must match x-taler-bank)
* @return NULL on error, fakebank URL otherwise
*/
char *
TALER_TESTING_prepare_fakebank (const char *config_filename,
const char *config_section);
/* ******************* Generic interpreter logic ************ */
/**
* Global state of the interpreter, used by a command
* to access information about other commands.
*/
struct TALER_TESTING_Interpreter
{
/**
* Commands the interpreter will run.
*/
struct TALER_TESTING_Command *commands;
/**
* Interpreter task (if one is scheduled).
*/
struct GNUNET_SCHEDULER_Task *task;
/**
* ID of task called whenever we get a SIGCHILD.
* Used for #TALER_TESTING_wait_for_sigchld().
*/
struct GNUNET_SCHEDULER_Task *child_death_task;
/**
* Main execution context for the main loop.
*/
struct GNUNET_CURL_Context *ctx;
/**
* Our configuration.
*/
const struct GNUNET_CONFIGURATION_Handle *cfg;
/**
* Context for running the CURL event loop.
*/
struct GNUNET_CURL_RescheduleContext *rc;
/**
* Handle to our fakebank, if #TALER_TESTING_run_with_fakebank()
* was used. Otherwise NULL.
*/
struct TALER_FAKEBANK_Handle *fakebank;
/**
* Task run on timeout.
*/
struct GNUNET_SCHEDULER_Task *timeout_task;
/**
* Function to call for cleanup at the end. Can be NULL.
*/
GNUNET_SCHEDULER_TaskCallback final_cleanup_cb;
/**
* Closure for #final_cleanup_cb().
*/
void *final_cleanup_cb_cls;
/**
* Instruction pointer. Tells #interpreter_run() which
* instruction to run next. Need (signed) int because
* it gets -1 when rewinding the interpreter to the first
* CMD.
*/
int ip;
/**
* Result of the testcases, #GNUNET_OK on success
*/
int result;
/**
* Handle to the exchange.
*/
struct TALER_EXCHANGE_Handle *exchange;
/**
* Handle to the auditor. NULL unless specifically initialized
* as part of libtalertestingauditor's
* #TALER_TESTING_AUDITOR_main_wrapper().
*/
struct TALER_AUDITOR_Handle *auditor;
/**
* Handle to exchange process; some commands need it
* to send signals. E.g. to trigger the key state reload.
*/
struct GNUNET_OS_Process *exchanged;
/**
* GNUNET_OK if key state should be reloaded. NOTE: this
* field can be removed because a new "send signal" command
* has been introduced.
*/
int reload_keys;
/**
* Is the interpreter running (#GNUNET_YES) or waiting
* for /keys (#GNUNET_NO)?
*/
int working;
/**
* Is the auditor running (#GNUNET_YES) or waiting
* for /version (#GNUNET_NO)?
*/
int auditor_working;
/**
* How often have we gotten a /keys response so far?
*/
unsigned int key_generation;
/**
* Exchange keys from last download.
*/
const struct TALER_EXCHANGE_Keys *keys;
};
/**
* A command to be run by the interpreter.
*/
struct TALER_TESTING_Command
{
/**
* Closure for all commands with command-specific context
* information.
*/
void *cls;
/**
* Label for the command.
*/
const char *label;
/**
* Runs the command. Note that upon return, the interpreter
* will not automatically run the next command, as the command
* may continue asynchronously in other scheduler tasks. Thus,
* the command must ensure to eventually call
* #TALER_TESTING_interpreter_next() or
* #TALER_TESTING_interpreter_fail().
*
* @param cls closure
* @param cmd command being run
* @param i interpreter state
*/
void
(*run)(void *cls,
const struct TALER_TESTING_Command *cmd,
struct TALER_TESTING_Interpreter *i);
/**
* Clean up after the command. Run during forced termination
* (CTRL-C) or test failure or test success.
*
* @param cls closure
* @param cmd command being cleaned up
*/
void
(*cleanup)(void *cls,
const struct TALER_TESTING_Command *cmd);
/**
* Extract information from a command that is useful for other
* commands.
*
* @param cls closure
* @param ret[out] result (could be anything)
* @param trait name of the trait
* @param index index number of the object to extract.
* @return #GNUNET_OK on success
*/
int
(*traits)(void *cls,
const void **ret,
const char *trait,
unsigned int index);
};
/**
* Lookup command by label.
*
* @param i interpreter state.
* @param label label of the command to lookup.
* @return the command, if it is found, or NULL.
*/
const struct TALER_TESTING_Command *
TALER_TESTING_interpreter_lookup_command (struct TALER_TESTING_Interpreter *i,
const char *label);
/**
* Obtain main execution context for the main loop.
*
* @param is interpreter state.
* @return CURL execution context.
*/
struct GNUNET_CURL_Context *
TALER_TESTING_interpreter_get_context (struct TALER_TESTING_Interpreter *is);
/**
* Obtain label of the command being now run.
*
* @param is interpreter state.
* @return the label.
*/
const char *
TALER_TESTING_interpreter_get_current_label (struct
TALER_TESTING_Interpreter *is);
/**
* Get connection handle to the fakebank.
*
* @param is interpreter state.
* @return the handle.
*/
struct TALER_FAKEBANK_Handle *
TALER_TESTING_interpreter_get_fakebank (struct TALER_TESTING_Interpreter *is);
/**
* Current command is done, run the next one.
*
* @param is interpreter state.
*/
void
TALER_TESTING_interpreter_next (struct TALER_TESTING_Interpreter *is);
/**
* Current command failed, clean up and fail the test case.
*
* @param is interpreter state.
*/
void
TALER_TESTING_interpreter_fail (struct TALER_TESTING_Interpreter *is);
/**
* Create command array terminator.
*
* @return a end-command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_end ();
/**
* Wait until we receive SIGCHLD signal.
* Then obtain the process trait of the current
* command, wait on the the zombie and continue
* with the next command.
*
* @param is interpreter state.
*/
void
TALER_TESTING_wait_for_sigchld (struct TALER_TESTING_Interpreter *is);
/**
* Schedule the first CMD in the CMDs array.
*
* @param is interpreter state.
* @param commands array of all the commands to execute.
*/
void
TALER_TESTING_run (struct TALER_TESTING_Interpreter *is,
struct TALER_TESTING_Command *commands);
/**
* Run the testsuite. Note, CMDs are copied into
* the interpreter state because they are _usually_
* defined into the "run" method that returns after
* having scheduled the test interpreter.
*
* @param is the interpreter state
* @param commands the list of command to execute
* @param timeout how long to wait
*/
void
TALER_TESTING_run2 (struct TALER_TESTING_Interpreter *is,
struct TALER_TESTING_Command *commands,
struct GNUNET_TIME_Relative timeout);
/**
* First launch the fakebank, then schedule the first CMD
* in the array of all the CMDs to execute.
*
* @param is interpreter state.
* @param commands array of all the commands to execute.
* @param bank_url base URL of the fake bank.
*/
void
TALER_TESTING_run_with_fakebank (struct TALER_TESTING_Interpreter *is,
struct TALER_TESTING_Command *commands,
const char *bank_url);
/**
* The function that contains the array of all the CMDs to run,
* which is then on charge to call some fashion of
* TALER_TESTING_run*. In all the test cases, this function is
* always the GNUnet-ish "run" method.
*
* @param cls closure.
* @param is interpreter state.
*/
typedef void
(*TALER_TESTING_Main)(void *cls,
struct TALER_TESTING_Interpreter *is);
/**
* Install signal handlers plus schedules the main wrapper
* around the "run" method.
*
* @param main_cb the "run" method which coontains all the
* commands.
* @param main_cb_cls a closure for "run", typically NULL.
* @param config_filename configuration filename.
* @param exchanged exchange process handle: will be put in the
* state as some commands - e.g. revoke - need to send
* signal to it, for example to let it know to reload the
* key state.. if NULL, the interpreter will run without
* trying to connect to the exchange first.
* @param exchange_connect GNUNET_YES if the test should connect
* to the exchange, GNUNET_NO otherwise
* @return #GNUNET_OK if all is okay, != #GNUNET_OK otherwise.
* non-GNUNET_OK codes are #GNUNET_SYSERR most of the
* times.
*/
int
TALER_TESTING_setup (TALER_TESTING_Main main_cb,
void *main_cb_cls,
const char *config_filename,
struct GNUNET_OS_Process *exchanged,
int exchange_connect);
/**
* Closure for #TALER_TESTING_setup_with_exchange_cfg().
*/
struct TALER_TESTING_SetupContext
{
/**
* Main function of the test to run.
*/
TALER_TESTING_Main main_cb;
/**
* Closure for @e main_cb.
*/
void *main_cb_cls;
/**
* Name of the configuration file.
*/
const char *config_filename;
};
/**
* Initialize scheduler loop and curl context for the test case
* including starting and stopping the exchange using the given
* configuration file.
*
* @param cls must be a `struct TALER_TESTING_SetupContext *`
* @param cfg configuration to use.
* @return #GNUNET_OK if no errors occurred.
*/
int
TALER_TESTING_setup_with_exchange_cfg (void *cls,
const struct
GNUNET_CONFIGURATION_Handle *cfg);
/**
* Initialize scheduler loop and curl context for the test case
* including starting and stopping the exchange using the given
* configuration file.
*
* @param main_cb main method.
* @param main_cb_cls main method closure.
* @param config_filename configuration file name. Is is used
* by both this function and the exchange itself. In the
* first case it gives out the exchange port number and
* the exchange base URL so as to check whether the port
* is available and the exchange responds when requested
* at its base URL.
* @return #GNUNET_OK if no errors occurred.
*/
int
TALER_TESTING_setup_with_exchange (TALER_TESTING_Main main_cb,
void *main_cb_cls,
const char *config_file);
/**
* Initialize scheduler loop and curl context for the test case
* including starting and stopping the auditor and exchange using
* the given configuration file.
*
* @param cls must be a `struct TALER_TESTING_SetupContext *`
* @param cfg configuration to use.
* @return #GNUNET_OK if no errors occurred.
*/
int
TALER_TESTING_setup_with_auditor_and_exchange_cfg (void *cls,
const struct
GNUNET_CONFIGURATION_Handle *
cfg);
/**
* Initialize scheduler loop and curl context for the test case
* including starting and stopping the auditor and exchange using
* the given configuration file.
*
* @param main_cb main method.
* @param main_cb_cls main method closure.
* @param config_filename configuration file name. Is is used
* by both this function and the exchange itself. In the
* first case it gives out the exchange port number and
* the exchange base URL so as to check whether the port
* is available and the exchange responds when requested
* at its base URL.
* @return #GNUNET_OK if no errors occurred.
*/
int
TALER_TESTING_setup_with_auditor_and_exchange (TALER_TESTING_Main main_cb,
void *main_cb_cls,
const char *config_file);
/* ************** Specific interpreter commands ************ */
/**
* Create fakebank_transfer command, the subject line will be
* derived from a randomly created reserve priv. Note that that
* reserve priv will then be offered as trait.
*
* @param label command label.
* @param amount amount to transfer.
* @param bank_url base URL of the bank that implements this
* wire transer. For simplicity, both credit and debit
* bank account exist at the same bank.
* @param debit_account_no which account (expressed as a number)
* gives money.
* @param credit_account_no which account (expressed as a number)
* receives money.
* @param auth_username username identifying the @a
* debit_account_no at the bank.
* @param auth_password password for @a auth_username.
* @param exchange_url which exchange is involved in this transfer.
* This data is used for tracking purposes (FIXME: explain
* _how_).
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_fakebank_transfer (const char *label,
const char *amount,
const char *bank_url,
uint64_t debit_account_no,
uint64_t credit_account_no,
const char *auth_username,
const char *auth_password,
const char *exchange_url);
/**
* Create "fakebank transfer" CMD, letting the caller specifying
* the subject line.
*
* @param label command label.
* @param amount amount to transfer.
* @param bank_url base URL of the bank that implements this
* wire transer. For simplicity, both credit and debit
* bank account exist at the same bank.
* @param debit_account_no which account (expressed as a number)
* gives money.
* @param credit_account_no which account (expressed as a number)
* receives money.
*
* @param auth_username username identifying the @a
* debit_account_no at the bank.
* @param auth_password password for @a auth_username.
* @param subject wire transfer's subject line.
* @param exchange_url which exchange is involved in this transfer.
* This data is used for tracking purposes (FIXME: explain
* _how_).
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_fakebank_transfer_with_subject (const char *label,
const char *amount,
const char *bank_url,
uint64_t debit_account_no,
uint64_t credit_account_no,
const char *auth_username,
const char *auth_password,
const char *subject,
const char *exchange_url);
/**
* Create "fakebank transfer" CMD, letting the caller specify
* a reference to a command that can offer a reserve private key.
* This private key will then be used to construct the subject line
* of the wire transfer.
*
* @param label command label.
* @param amount the amount to transfer.
* @param bank_url base URL of the bank running the transfer.
* @param debit_account_no which account (expressed as a number)
* gives money.
* @param credit_account_no which account (expressed as a number)
* receives money.
* @param auth_username username identifying the @a
* debit_account_no at the bank.
* @param auth_password password for @a auth_username.
* @param ref reference to a command that can offer a reserve
* private key.
* @param exchange_url the exchage involved in the transfer,
* tipically receiving the money in order to fuel a reserve.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_fakebank_transfer_with_ref (const char *label,
const char *amount,
const char *bank_url,
uint64_t debit_account_no,
uint64_t credit_account_no,
const char *auth_username,
const char *auth_password,
const char *ref,
const char *exchange_url);
/**
* Create "fakebank transfer" CMD, letting the caller specifying
* the merchant instance. This version is useful when a tip
* reserve should be topped up, in fact the interpreter will need
* the "tipping instance" in order to get the instance public key
* and make a wire transfer subject out of it.
*
* @param label command label.
* @param amount amount to transfer.
* @param bank_url base URL of the bank that implements this
* wire transer. For simplicity, both credit and debit
* bank account exist at the same bank.
* @param debit_account_no which account (expressed as a number)
* gives money.
* @param credit_account_no which account (expressed as a number)
* receives money.
*
* @param auth_username username identifying the @a
* debit_account_no at the bank.
* @param auth_password password for @a auth_username.
* @param instance the instance that runs the tipping. Under this
* instance, the configuration file will provide the private
* key of the tipping reserve. This data will then used to
* construct the wire transfer subject line.
* @param exchange_url which exchange is involved in this transfer.
* This data is used for tracking purposes (FIXME: explain
* _how_).
* @param config_filename configuration file to use.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_fakebank_transfer_with_instance (const char *label,
const char *amount,
const char *bank_url,
uint64_t debit_account_no,
uint64_t credit_account_no,
const char *auth_username,
const char *auth_password,
const char *instance,
const char *exchange_url,
const char *config_filename);
/**
* Modify a fakebank transfer command to enable retries when the
* reserve is not yet full or we get other transient errors from
* the fakebank.
*
* @param cmd a fakebank transfer command
* @return the command with retries enabled
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_fakebank_transfer_retry (struct TALER_TESTING_Command cmd);
/**
* Make a "wirewatch" CMD.
*
* @param label command label.
* @param config_filename configuration filename.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_exec_wirewatch (const char *label,
const char *config_filename);
/**
* Make a "aggregator" CMD.
*
* @param label command label.
* @param config_filename configuration file for the
* aggregator to use.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_exec_aggregator (const char *label,
const char *config_filename);
/**
* Make the "keyup" CMD.
*
* @param label command label.
* @param config_filename configuration filename.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_exec_keyup (const char *label,
const char *config_filename);
/**
* Make the "keyup" CMD, with "--timestamp" option.
*
* @param label command label.
* @param config_filename configuration filename.
* @param now Unix timestamp representing the fake "now".
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_exec_keyup_with_now (const char *label,
const char *config_filename,
struct GNUNET_TIME_Absolute now);
/**
* Make a "check keys" command. This type of command
* checks whether the number of denomination keys from
* @a exchange matches @a num_denom_keys.
*
* @param label command label
* @param generation when this command is run, exactly @a
* generation /keys downloads took place. If the number
* of downloads is less than @a generation, the logic will
* first make sure that @a generation downloads are done,
* and _then_ execute the rest of the command.
* @param num_denom_keys expected number of denomination keys.
* @param exchange connection handle to the exchange to test.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_check_keys_with_now (const char *label,
unsigned int generation,
unsigned int num_denom_keys,
struct GNUNET_TIME_Absolute now);
/**
* Make a "auditor sign" CMD.
*
* @param label command label
* @param config_filename configuration filename
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_exec_auditor_sign (const char *label,
const char *config_filename);
/**
* Create a withdraw command, letting the caller specify
* the desired amount as string.
*
* @param label command label.
* @param amount how much we withdraw.
* @param expected_response_code which HTTP response code
* we expect from the exchange.
*
* @return the withdraw command to be executed by the interpreter.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_withdraw_amount (const char *label,
const char *reserve_reference,
const char *amount,
unsigned int expected_response_code);
/**
* Create withdraw command, letting the caller specify the
* amount by a denomination key.
*
* @param label command label.
* @param reserve_reference reference to the reserve to withdraw
* from; will provide reserve priv to sign the request.
* @param dk denomination public key.
* @param expected_response_code expected HTTP response code.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_withdraw_denomination (const char *label,
const char *reserve_reference,
const struct
TALER_EXCHANGE_DenomPublicKey *dk,
unsigned int expected_response_code);
/**
* Modify a withdraw command to enable retries when the
* reserve is not yet full or we get other transient
* errors from the exchange.
*
* @param cmd a withdraw command
* @return the command with retries enabled
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_withdraw_with_retry (struct TALER_TESTING_Command cmd);
/**
* Create a "wire" command.
*
* @param label the command label.
* @param expected_method which wire-transfer method is expected
* to be offered by the exchange.
* @param expected_fee the fee the exchange should charge.
* @param expected_response_code the HTTP response the exchange
* should return.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_wire (const char *label,
const char *expected_method,
const char *expected_fee,
unsigned int expected_response_code);
/**
* Create a "reserve status" command.
*
* @param label the command label.
* @param reserve_reference reference to the reserve to check.
* @param expected_balance expected balance for the reserve.
* @param expected_response_code expected HTTP response code.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_status (const char *label,
const char *reserve_reference,
const char *expected_balance,
unsigned int expected_response_code);
/**
* Create a "deposit" command.
*
* @param label command label.
* @param coin_reference reference to any operation that can
* provide a coin.
* @param coin_index if @a withdraw_reference offers an array of
* coins, this parameter selects which one in that array.
* This value is currently ignored, as only one-coin
* withdrawals are implemented.
* @param wire_details wire details associated with the "deposit"
* request.
* @param contract_terms contract terms to be signed over by the
* coin.
* @param refund_deadline refund deadline, zero means 'no refunds'.
* @param amount how much is going to be deposited.
* @param expected_response_code expected HTTP response code.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_deposit (const char *label,
const char *coin_reference,
unsigned int coin_index,
json_t *wire_details,
const char *contract_terms,
struct GNUNET_TIME_Relative refund_deadline,
const char *amount,
unsigned int expected_response_code);
/**
* Modify a deposit command to enable retries when we get transient
* errors from the exchange.
*
* @param cmd a deposit command
* @return the command with retries enabled
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_deposit_with_retry (struct TALER_TESTING_Command cmd);
/**
* Create a "refresh melt" command.
*
* @param label command label.
* @param coin_reference reference to a command
* that will provide a coin to refresh.
* @param expected_response_code expected HTTP code.
* @param ... NULL-terminated list of amounts to be melted
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_refresh_melt (const char *label,
const char *coin_reference,
unsigned int expected_response_code,
...);
/**
* Create a "refresh melt" CMD that does TWO /refresh/melt
* requests. This was needed to test the replay of a valid melt
* request, see #5312.
*
* @param label command label
* @param coin_reference reference to a command that will provide
* a coin to refresh
* @param expected_response_code expected HTTP code
* @param ... NULL-terminated list of amounts to be melted
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_refresh_melt_double (const char *label,
const char *coin_reference,
unsigned int expected_response_code,
...);
/**
* Modify a "refresh melt" command to enable retries.
*
* @param cmd command
* @return modified command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_refresh_melt_with_retry (struct TALER_TESTING_Command cmd);
/**
* Create a "refresh reveal" command.
*
* @param label command label.
* @param exchange connection to the exchange.
* @param melt_reference reference to a "refresh melt" command.
* @param expected_response_code expected HTTP response code.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_refresh_reveal (const char *label,
const char *melt_reference,
unsigned int expected_response_code);
/**
* Modify a "refresh reveal" command to enable retries.
*
* @param cmd command
* @return modified command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_refresh_reveal_with_retry (struct TALER_TESTING_Command cmd);
/**
* Create a "refresh link" command.
*
* @param label command label.
* @param exchange connection to the exchange.
* @param reveal_reference reference to a "refresh reveal" CMD.
* @param expected_response_code expected HTTP response code
*
* @return the "refresh link" command
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_refresh_link (const char *label,
const char *reveal_reference,
unsigned int expected_response_code);
/**
* Modify a "refresh link" command to enable retries.
*
* @param cmd command
* @return modified command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_refresh_link_with_retry (struct TALER_TESTING_Command cmd);
/**
* Create a "track transaction" command.
*
* @param label the command label.
* @param transaction_reference reference to a deposit operation,
* will be used to get the input data for the track.
* @param coin_index index of the coin involved in the transaction.
* @param expected_response_code expected HTTP response code.
* @param bank_transfer_reference reference to a command that
* can offer a WTID so as to check that against what WTID
* the tracked operation has. Set as NULL if not needed.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_track_transaction (const char *label,
const char *transaction_reference,
unsigned int coin_index,
unsigned int expected_response_code,
const char *bank_transfer_reference);
/**
* Make a "track transfer" CMD where no "expected"-arguments,
* except the HTTP response code, are given. The best use case
* is when what matters to check is the HTTP response code, e.g.
* when a bogus WTID was passed.
*
* @param label the command label
* @param wtid_reference reference to any command which can provide
* a wtid. If NULL is given, then a all zeroed WTID is
* used that will at 99.9999% probability NOT match any
* existing WTID known to the exchange.
* @param index index number of the WTID to track, in case there
* are multiple on offer.
* @param expected_response_code expected HTTP response code.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_track_transfer_empty (const char *label,
const char *wtid_reference,
unsigned int index,
unsigned int expected_response_code);
/**
* Make a "track transfer" command, specifying which amount and
* wire fee are expected.
*
* @param label the command label.
* @param wtid_reference reference to any command which can provide
* a wtid. Will be the one tracked.
* @param index in case there are multiple WTID offered, this
* parameter selects a particular one.
* @param expected_response_code expected HTTP response code.
* @param expected_amount how much money we expect being moved
* with this wire-transfer.
* @param expected_wire_fee expected wire fee.
*
* @return the command
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_track_transfer (const char *label,
const char *wtid_reference,
unsigned int index,
unsigned int expected_response_code,
const char *expected_total_amount,
const char *expected_wire_fee);
/**
* Make a "bank check" CMD. It checks whether a
* particular wire transfer has been made or not.
*
* @param label the command label.
* @param exchange_base_url base url of the exchange involved in
* the wire transfer.
* @param amount the amount expected to be transferred.
* @param debit_account the account that gave money.
* @param credit_account the account that received money.
*
* @return the command
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_check_bank_transfer (const char *label,
const char *exchange_base_url,
const char *amount,
uint64_t debit_account,
uint64_t credit_account);
/**
* Define a "bank check" CMD that takes the input
* data from another CMD that offers it.
*
* @param label command label.
* @param deposit_reference reference to a CMD that is
* able to provide the "check bank transfer" operation
* input data.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_check_bank_transfer_with_ref (const char *label,
const char *deposit_reference);
/**
* Checks wheter all the wire transfers got "checked"
* by the "bank check" CMD.
*
* @param label command label.
*
* @return the command
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_check_bank_empty (const char *label);
/**
* Create a "refund" command, allow to specify refund transaction
* id. Mainly used to create conflicting requests.
*
* @param label command label.
* @param expected_response_code expected HTTP status code.
* @param refund_amount the amount to ask a refund for.
* @param refund_fee expected refund fee.
* @param coin_reference reference to a command that can
* provide a coin to be refunded.
* @param refund_transaction_id transaction id to use
* in the request.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_refund_with_id (const char *label,
unsigned int expected_response_code,
const char *refund_amount,
const char *refund_fee,
const char *deposit_reference,
uint64_t refund_transaction_id);
/**
* Create a "refund" command.
*
* @param label command label.
* @param expected_response_code expected HTTP status code.
* @param refund_amount the amount to ask a refund for.
* @param refund_fee expected refund fee.
* @param coin_reference reference to a command that can
* provide a coin to be refunded.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_refund (const char *label,
unsigned int expected_response_code,
const char *refund_amount,
const char *refund_fee,
const char *deposit_reference);
/**
* Make a "payback" command.
*
* @param label the command label
* @param expected_response_code expected HTTP status code
* @param coin_reference reference to any command which
* offers a coin and reserve private key. May specify
* the index of the coin using "$LABEL#$INDEX" syntax.
* Here, $INDEX must be a non-negative number.
* @param amount denomination to pay back.
* @param NULL if coin was not refreshed, otherwise label of the melt operation
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_payback (const char *label,
unsigned int expected_response_code,
const char *coin_reference,
const char *amount,
const char *melt_reference);
/**
* Make a "revoke" command.
*
* @param label the command label.
* @param expected_response_code expected HTTP status code.
* @param coin_reference reference to a CMD that will offer the
* denomination to revoke.
* @param config_filename configuration file name.
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_revoke (const char *label,
unsigned int expected_response_code,
const char *coin_reference,
const char *config_filename);
/**
* Create a "signal" CMD.
*
* @param label command label.
* @param process handle to the process to signal.
* @param signal signal to send.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_signal (const char *label,
struct GNUNET_OS_Process *process,
int signal);
/**
* Sleep for @a duration_s seconds.
*
* @param label command label.
* @param duration_s number of seconds to sleep
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_sleep (const char *label,
unsigned int duration_s);
/**
* This CMD simply tries to connect via HTTP to the
* service addressed by @a url. It attemps 10 times
* before giving up and make the test fail.
*
* @param label label for the command.
* @param url complete URL to connect to.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_wait_service (const char *label,
const char *url);
/**
* Make a "check keys" command. This type of command
* checks whether the number of denomination keys from
* @a exchange matches @a num_denom_keys.
*
* @param label command label
* @param generation how many /keys responses are expected to
* have been returned when this CMD will be run.
* @param num_denom_keys expected number of denomination keys.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_check_keys (const char *label,
unsigned int generation,
unsigned int num_denom_keys);
/**
* Make a "check keys" command that forcedly does NOT cherry pick;
* just redownload the whole /keys. Then checks whether the number
* of denomination keys from @a exchange matches @a num_denom_keys.
*
* @param label command label
* @param generation when this command is run, exactly @a
* generation /keys downloads took place. If the number
* of downloads is less than @a generation, the logic will
* first make sure that @a generation downloads are done,
* and _then_ execute the rest of the command.
* @param num_denom_keys expected number of denomination keys.
* @param exchange connection handle to the exchange to test.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_check_keys_pull_all_keys (const char *label,
unsigned int generation,
unsigned int num_denom_keys);
/**
* Make a "check keys" command. This type of command
* checks whether the number of denomination keys from
* @a exchange matches @a num_denom_keys. Additionally,
* it lets the user set a last denom issue date to be
* used in the request for /keys.
*
* @param label command label
* @param generation when this command is run, exactly @a
* generation /keys downloads took place. If the number
* of downloads is less than @a generation, the logic will
* first make sure that @a generation downloads are done,
* and _then_ execute the rest of the command.
* @param num_denom_keys expected number of denomination keys.
* @param exchange connection handle to the exchange to test.
* @param last_denom_date date to be set in the "last_denom_issue"
* URL parameter of /keys.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_check_keys_with_last_denom (const char *label,
unsigned int generation,
unsigned int num_denom_keys,
struct GNUNET_TIME_Absolute
last_denom_date);
/**
* Create a "batch" command. Such command takes a
* end_CMD-terminated array of CMDs and executed them.
* Once it hits the end CMD, it passes the control
* to the next top-level CMD, regardless of it being
* another batch or ordinary CMD.
*
* @param label the command label.
* @param batch array of CMDs to execute.
*
* @return the command.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_batch (const char *label,
struct TALER_TESTING_Command *batch);
/**
* Test if this command is a batch command.
*
* @return false if not, true if it is a batch command
*/
int
TALER_TESTING_cmd_is_batch (const struct TALER_TESTING_Command *cmd);
/**
* Advance internal pointer to next command.
*
* @param is interpreter state.
*/
void
TALER_TESTING_cmd_batch_next (struct TALER_TESTING_Interpreter *is);
/**
* Obtain what command the batch is at.
*
* @return cmd current batch command
*/
struct TALER_TESTING_Command *
TALER_TESTING_cmd_batch_get_current (const struct TALER_TESTING_Command *cmd);
/**
* Make a serialize-keys CMD.
*
* @param label CMD label
* @return the CMD.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_serialize_keys (const char *label);
/**
* Make a connect-with-state CMD. This command
* will use a serialized key state to reconnect
* to the exchange.
*
* @param label command label
* @param state_reference label of a CMD offering
* a serialized key state.
* @return the CMD.
*/
struct TALER_TESTING_Command
TALER_TESTING_cmd_connect_with_state (const char *label,
const char *state_reference);
/* *** Generic trait logic for implementing traits ********* */
/**
* A trait.
*/
struct TALER_TESTING_Trait
{
/**
* Index number associated with the trait. This gives the
* possibility to have _multiple_ traits on offer under the
* same name.
*/
unsigned int index;
/**
* Trait type, for example "reserve-pub" or "coin-priv".
*/
const char *trait_name;
/**
* Pointer to the piece of data to offer.
*/
const void *ptr;
};
/**
* "end" trait. Because traits are offered into arrays,
* this type of trait is used to mark the end of such arrays;
* useful when iterating over those.
*/
struct TALER_TESTING_Trait
TALER_TESTING_trait_end (void);
/**
* Extract a trait.
*
* @param traits the array of all the traits.
* @param ret[out] where to store the result.
* @param trait type of the trait to extract.
* @param index index number of the trait to extract.
* @return #GNUNET_OK when the trait is found.
*/
int
TALER_TESTING_get_trait (const struct TALER_TESTING_Trait *traits,
const void **ret,
const char *trait,
unsigned int index);
/* ****** Specific traits supported by this component ******* */
/**
* Offer a reserve private key.
*
* @param index reserve priv's index number.
* @param reserve_priv reserve private key to offer.
*
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_reserve_priv (unsigned int index,
const struct
TALER_ReservePrivateKeyP *reserve_priv);
/**
* Obtain a reserve private key from a @a cmd.
*
* @param cmd command to extract the reserve priv from.
* @param index reserve priv's index number.
* @param reserve_priv[out] set to the reserve priv.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_reserve_priv (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const struct
TALER_ReservePrivateKeyP **reserve_priv);
/**
* Make a trait for a exchange signature.
*
* @param index index number to associate to the offered exchange pub.
* @param exchange_sig exchange signature to offer with this trait.
*
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_exchange_sig (unsigned int index,
const struct
TALER_ExchangeSignatureP *exchange_sig);
/**
* Obtain a exchange signature (online sig) from a @a cmd.
*
* @param cmd command to extract trait from
* @param index index number of the exchange to obtain.
* @param exchange_sig[out] set to the offered exchange signature.
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_exchange_sig (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const struct
TALER_ExchangeSignatureP **exchange_sig);
/**
* Make a trait for a exchange public key.
*
* @param index index number to associate to the offered exchange pub.
* @param exchange_pub exchange pub to offer with this trait.
*
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_exchange_pub (unsigned int index,
const struct
TALER_ExchangePublicKeyP *exchange_pub);
/**
* Obtain a exchange public key from a @a cmd.
*
* @param cmd command to extract trait from
* @param index index number of the exchange to obtain.
* @param exchange_pub[out] set to the offered exchange pub.
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_exchange_pub (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const struct
TALER_ExchangePublicKeyP **exchange_pub);
/**
* Obtain location where a command stores a pointer to a process.
*
* @param cmd command to extract trait from.
* @param index which process to pick if @a cmd
* has multiple on offer.
* @param processp[out] set to the address of the pointer to the
* process.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_process (const struct TALER_TESTING_Command *cmd,
unsigned int index,
struct GNUNET_OS_Process ***processp); // FIXME: why is this a ***!? ** should do!
/**
* Offer location where a command stores a pointer to a process.
*
* @param index offered location index number, in case there are
* multiple on offer.
* @param processp process location to offer.
*
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_process (unsigned int index,
struct GNUNET_OS_Process **processp); // FIXME: why is this a "**"? * should do!
/**
* Offer coin private key.
*
* @param index index number to associate with offered coin priv.
* @param coin_priv coin private key to offer.
*
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_coin_priv (unsigned int index,
const struct
TALER_CoinSpendPrivateKeyP *coin_priv);
/**
* Obtain a coin private key from a @a cmd.
*
* @param cmd command to extract trait from.
* @param index index of the coin priv to obtain.
* @param coin_priv[out] set to the private key of the coin.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_coin_priv (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const struct
TALER_CoinSpendPrivateKeyP **coin_priv);
/**
* Offer blinding key.
*
* @param index index number to associate to the offered key.
* @param blinding_key blinding key to offer.
*
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_blinding_key (unsigned int index,
const struct
TALER_DenominationBlindingKeyP *
blinding_key);
/**
* Obtain a blinding key from a @a cmd.
*
* @param cmd command to extract trait from
* @param index which coin to pick if @a cmd has multiple on offer.
* @param blinding_key[out] set to the offered blinding key.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_blinding_key (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const struct
TALER_DenominationBlindingKeyP **
blinding_key);
/**
* Make a trait for a denomination public key.
*
* @param index index number to associate to the offered denom pub.
* @param denom_pub denom pub to offer with this trait.
*
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_denom_pub (unsigned int index,
const struct
TALER_EXCHANGE_DenomPublicKey *dpk);
/**
* Obtain a denomination public key from a @a cmd.
*
* @param cmd command to extract trait from
* @param index index number of the denom to obtain.
* @param denom_pub[out] set to the offered denom pub.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_denom_pub (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const struct
TALER_EXCHANGE_DenomPublicKey **dpk);
/**
* Obtain a denomination signature from a @a cmd.
*
* @param cmd command to extract the denom sig from.
* @param index index number associated with the denom sig.
* @param denom_sig[out] set to the offered signature.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_denom_sig (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const struct
TALER_DenominationSignature **dpk);
/**
* Offer denom sig.
*
* @param index index number to associate to the signature on
* offer.
* @param denom_sig the denom sig on offer.
*
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_denom_sig (unsigned int index,
const struct
TALER_DenominationSignature *sig);
/**
* Offer number trait, 64-bit version.
*
* @param index the number's index number.
* @param n number to offer.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_uint64 (unsigned int index,
const uint64_t *n);
/**
* Obtain a "number" value from @a cmd, 64-bit version.
*
* @param cmd command to extract the number from.
* @param index the number's index number.
* @param n[out] set to the number coming from @a cmd.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_uint64 (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const uint64_t **n);
/**
* Offer a number.
*
* @param index the number's index number.
* @param n the number to offer.
*
* @return #GNUNET_OK on success.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_uint (unsigned int index,
const unsigned int *i);
/**
* Obtain a number from @a cmd.
*
* @param cmd command to extract the number from.
* @param index the number's index number.
* @param n[out] set to the number coming from @a cmd.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_uint (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const unsigned int **n);
/**
* Information about a fresh coin generated by the refresh
* operation. FIXME: should go away from here!
*/
struct TALER_TESTING_FreshCoinData
{
/**
* If @e amount is NULL, this specifies the denomination key to
* use. Otherwise, this will be set (by the interpreter) to the
* denomination PK matching @e amount.
*/
const struct TALER_EXCHANGE_DenomPublicKey *pk;
/**
* Set (by the interpreter) to the exchange's signature over the
* coin's public key.
*/
struct TALER_DenominationSignature sig;
/**
* Set (by the interpreter) to the coin's private key.
*/
struct TALER_CoinSpendPrivateKeyP coin_priv;
/**
* The blinding key (needed for payback operations).
*/
struct TALER_DenominationBlindingKeyP blinding_key;
};
/**
* Offer a _array_ of fresh coins.
*
* @param index which array of fresh coins to offer,
* if there are multiple on offer. Tipically passed as
* zero.
* @param fresh_coins the array of fresh coins to offer
*
* @return the trait,
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_fresh_coins (unsigned int index,
struct TALER_TESTING_FreshCoinData *
fresh_coins);
/**
* Get a array of fresh coins.
*
* @param cmd command to extract the fresh coin from.
* @param index which array to pick if @a cmd has multiple
* on offer.
* @param fresh_coins[out] will point to the offered array.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_fresh_coins (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const struct
TALER_TESTING_FreshCoinData **fresh_coins);
/**
* Obtain contract terms from @a cmd.
*
* @param cmd command to extract the contract terms from.
* @param index contract terms index number.
* @param contract_terms[out] where to write the contract
* terms.
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_contract_terms (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const json_t **contract_terms);
/**
* Offer contract terms.
*
* @param index contract terms index number.
* @param contract_terms contract terms to offer.
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_contract_terms (unsigned int index,
const json_t *contract_terms);
/**
* Obtain wire details from @a cmd.
*
* @param cmd command to extract the wire details from.
* @param index index number associate with the wire details
* on offer; usually zero, as one command sticks to
* one bank account.
* @param wire_details[out] where to write the wire details.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_wire_details (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const json_t **wire_details);
/**
* Offer wire details in a trait.
*
* @param index index number associate with the wire details
* on offer; usually zero, as one command sticks to
* one bank account.
* @param wire_details wire details to offer.
*
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_wire_details (unsigned int index,
const json_t *wire_details);
/**
* Obtain serialized exchange keys from @a cmd.
*
* @param cmd command to extract the keys from.
* @param index index number associate with the keys on offer.
* @param keys[out] where to write the serialized keys.
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_exchange_keys (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const json_t **keys);
/**
* Offer serialized keys in a trait.
*
* @param index index number associate with the serial keys
* on offer.
* @param keys serialized keys to offer.
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_exchange_keys (unsigned int index,
const json_t *keys);
/**
* Obtain a private key from a "peer". Used e.g. to obtain
* a merchant's priv to sign a /track request.
*
* @param cmd command that is offering the key.
* @param index (tipically zero) which key to return if there
* are multiple on offer.
* @param priv[out] set to the key coming from @a cmd.
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_peer_key (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const struct
GNUNET_CRYPTO_EddsaPrivateKey **priv);
// FIXME: private get_trait_merchant_priv instead, rather have
// more traits with precise types than this!
/**
* Offer private key, typically done when CMD_1 needs it to
* sign a request.
*
* @param index (tipically zero) which key to return if there are
* multiple on offer.
* @param priv which object should be offered.
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_peer_key (unsigned int index,
const struct
GNUNET_CRYPTO_EddsaPrivateKey *priv);
// FIXME: private get_trait_merchant_priv instead, rather have
// more traits with precise types than this!
/**
* Obtain a public key from a "peer". Used e.g. to obtain
* a merchant's public key to use backend's API.
*
* @param cmd command offering the key.
* @param index (tipically zero) which key to return if there
* are multiple on offer.
* @param pub[out] set to the key coming from @a cmd.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_peer_key_pub (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const struct
GNUNET_CRYPTO_EddsaPublicKey **pub);
/**
* Offer public key.
*
* @param index (tipically zero) which key to return if there
* are multiple on offer. NOTE: if one key is offered, it
* is mandatory to set this as zero.
* @param pub which object should be returned.
*
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_peer_key_pub (unsigned int index,
struct GNUNET_CRYPTO_EddsaPublicKey *pub);
/**
* Obtain a transfer subject from @a cmd.
*
* @param cmd command to extract the subject from.
* @param index index number associated with the transfer
* subject to offer.
* @param transfer_subject[out] where to write the offered
* transfer subject.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_transfer_subject (const struct
TALER_TESTING_Command *cmd,
unsigned int index,
const char **transfer_subject);
/**
* Offer transfer subject.
*
* @param index index number associated with the transfer
* subject being offered.
* @param transfer_subject transfer subject to offer.
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_transfer_subject (unsigned int index,
const char *transfer_subject);
/**
* Obtain a WTID value from @a cmd.
*
* @param cmd command to extract trait from
* @param index which WTID to pick if @a cmd has multiple on
* offer
* @param wtid[out] set to the wanted WTID.
* @return #GNUNET_OK on success
*/
int
TALER_TESTING_get_trait_wtid (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const struct
TALER_WireTransferIdentifierRawP **wtid);
/**
* Offer a WTID.
*
* @param index associate the WTID with this index.
* @param wtid pointer to the WTID to offer.
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_wtid (unsigned int index,
const struct
TALER_WireTransferIdentifierRawP *wtid);
/**
* Offer amount in a trait.
*
* @param index which amount is to be offered,
* in case multiple are offered.
* @param amount the amount to offer.
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_amount (unsigned int index,
const char *amount);
/**
* Obtain an amount from @a cmd.
*
* @param cmd command to extract the amount from.
* @param index which amount is to be picked, in case
* multiple are offered.
* @param amount[out] where to write the wire details.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_amount (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const char **amount);
/**
* Offer url in a trait.
*
* @param index which url is to be picked,
* in case multiple are offered.
* @param url the url to offer.
*
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_url (unsigned int index,
const char *url);
/**
* Obtain a url from @a cmd.
*
* @param cmd command to extract the url from.
* @param index which url is to be picked, in case
* multiple are offered.
* @param url[out] where to write the url.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_url (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const char **url);
/**
* Obtain a order id from @a cmd.
*
* @param cmd command to extract the order id from.
* @param index which order id is to be picked, in case
* multiple are offered.
* @param order_id[out] where to write the order id.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_order_id (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const char **order_id);
/**
* Offer order id in a trait.
*
* @param index which order id is to be offered,
* in case multiple are offered.
* @param order_id the order id to offer.
*
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_order_id (unsigned int index,
const char *order_id);
/**
* Obtain an amount from a @a cmd.
*
* @param cmd command to extract the amount from.
* @param index which amount to pick if @a cmd has multiple
* on offer
* @param amount[out] set to the amount.
*
* @return #GNUNET_OK on success
*/
int
TALER_TESTING_get_trait_amount_obj (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const struct TALER_Amount **amount);
/**
* Offer amount.
*
* @param index which amount to offer, in case there are
* multiple available.
* @param amount the amount to offer.
*
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_amount_obj (unsigned int index,
const struct TALER_Amount *amount);
/**
* Offer a "reject" CMD reference.
*
* @param index which reference is to be offered,
* in case multiple are offered.
* @param rejected_reference the reference to offer.
*
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_rejected (unsigned int index,
const char *rejected);
/**
* Obtain the reference to a "reject" CMD. Usually offered
* by _rejected_ bank transfers.
*
* @param cmd command to extract the reference from.
* @param index which reference is to be picked, in case
* multiple are offered.
* @param rejected_reference[out] where to write the reference.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_rejected (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const char **rejected_reference);
/**
* Offer a command in a trait.
*
* @param index always zero. Commands offering this
* kind of traits do not need this index. For
* example, a "meta" CMD returns always the
* CMD currently being executed.
* @param cmd wire details to offer.
*
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_cmd (unsigned int index,
const struct TALER_TESTING_Command *cmd);
/**
* Obtain a command from @a cmd.
*
* @param cmd command to extract the command from.
* @param index always zero. Commands offering this
* kind of traits do not need this index. For
* example, a "meta" CMD returns always the
* CMD currently being executed.
* @param _cmd[out] where to write the wire details.
*
* @return #GNUNET_OK on success.
*/
int
TALER_TESTING_get_trait_cmd (const struct TALER_TESTING_Command *cmd,
unsigned int index,
struct TALER_TESTING_Command **_cmd);
/**
* Obtain a absolute time from @a cmd.
*
* @param cmd command to extract trait from
* @param index which time stamp to pick if
* @a cmd has multiple on offer.
* @param time[out] set to the wanted WTID.
* @return #GNUNET_OK on success
*/
int
TALER_TESTING_get_trait_absolute_time (const struct TALER_TESTING_Command *cmd,
unsigned int index,
const struct
GNUNET_TIME_Absolute **time);
/**
* Offer a absolute time.
*
* @param index associate the object with this index
* @param time which object should be returned
* @return the trait.
*/
struct TALER_TESTING_Trait
TALER_TESTING_make_trait_absolute_time (unsigned int index,
const struct
GNUNET_TIME_Absolute *time);
#endif
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