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misc minor indentation, logging, comment fixes

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This commit is contained in:
Christian Grothoff 2015-03-15 22:33:28 +01:00
parent a6a68a6a98
commit 8e7f9c2939
2 changed files with 395 additions and 104 deletions
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5
src/mint/taler-mint-keycheck.c
View File

@ -52,15 +52,12 @@ signkeys_iter (void *cls,
const char *filename, const char *filename,
const struct TALER_MINT_SignKeyIssuePriv *ski) const struct TALER_MINT_SignKeyIssuePriv *ski)
{ {
struct GNUNET_TIME_Absolute start;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Iterating over key `%s' for start time %s\n", "Iterating over key `%s' for start time %s\n",
filename, filename,
GNUNET_STRINGS_absolute_time_to_string GNUNET_STRINGS_absolute_time_to_string
(GNUNET_TIME_absolute_ntoh (ski->issue.start))); (GNUNET_TIME_absolute_ntoh (ski->issue.start)));
start = GNUNET_TIME_absolute_ntoh (ski->issue.start);
if (ntohl (ski->issue.purpose.size) != if (ntohl (ski->issue.purpose.size) !=
(sizeof (struct TALER_MINT_SignKeyIssue) - (sizeof (struct TALER_MINT_SignKeyIssue) -
offsetof (struct TALER_MINT_SignKeyIssue, purpose))) offsetof (struct TALER_MINT_SignKeyIssue, purpose)))
@ -119,10 +116,8 @@ denomkeys_iter (void *cls,
const char *alias, const char *alias,
const struct TALER_MINT_DenomKeyIssuePriv *dki) const struct TALER_MINT_DenomKeyIssuePriv *dki)
{ {
struct GNUNET_TIME_Absolute start;
struct GNUNET_HashCode hc; struct GNUNET_HashCode hc;
start = GNUNET_TIME_absolute_ntoh (dki->issue.start);
if (ntohl (dki->issue.purpose.size) != if (ntohl (dki->issue.purpose.size) !=
sizeof (struct TALER_MINT_DenomKeyIssue)) sizeof (struct TALER_MINT_DenomKeyIssue))
{ {

490
src/mint/taler-mint-keyup.c
View File

@ -13,7 +13,6 @@
You should have received a copy of the GNU General Public License along with You should have received a copy of the GNU General Public License along with
TALER; see the file COPYING. If not, If not, see <http://www.gnu.org/licenses/> TALER; see the file COPYING. If not, If not, see <http://www.gnu.org/licenses/>
*/ */
/** /**
* @file taler-mint-keyup.c * @file taler-mint-keyup.c
* @brief Update the mint's keys for coins and signatures, * @brief Update the mint's keys for coins and signatures,
@ -21,11 +20,9 @@
* @author Florian Dold * @author Florian Dold
* @author Benedikt Mueller * @author Benedikt Mueller
*/ */
#include <platform.h> #include <platform.h>
#include <gnunet/gnunet_util_lib.h> #include <gnunet/gnunet_util_lib.h>
#include "taler_util.h" #include "taler_util.h"
#include "taler_signatures.h"
#include "key_io.h" #include "key_io.h"
/** /**
@ -33,6 +30,9 @@
*/ */
#define RSA_KEYSIZE 2048 #define RSA_KEYSIZE 2048
/**
*
*/
#define HASH_CUTOFF 20 #define HASH_CUTOFF 20
/** /**
@ -43,27 +43,88 @@
GNUNET_NETWORK_STRUCT_BEGIN GNUNET_NETWORK_STRUCT_BEGIN
/**
*
*/
struct CoinTypeNBO struct CoinTypeNBO
{ {
/**
*
*/
struct GNUNET_TIME_RelativeNBO duration_spend; struct GNUNET_TIME_RelativeNBO duration_spend;
/**
*
*/
struct GNUNET_TIME_RelativeNBO duration_withdraw; struct GNUNET_TIME_RelativeNBO duration_withdraw;
/**
*
*/
struct TALER_AmountNBO value; struct TALER_AmountNBO value;
/**
*
*/
struct TALER_AmountNBO fee_withdraw; struct TALER_AmountNBO fee_withdraw;
/**
*
*/
struct TALER_AmountNBO fee_deposit; struct TALER_AmountNBO fee_deposit;
/**
*
*/
struct TALER_AmountNBO fee_refresh; struct TALER_AmountNBO fee_refresh;
}; };
GNUNET_NETWORK_STRUCT_END GNUNET_NETWORK_STRUCT_END
/**
*
*/
struct CoinTypeParams struct CoinTypeParams
{ {
/**
*
*/
struct GNUNET_TIME_Relative duration_spend; struct GNUNET_TIME_Relative duration_spend;
/**
*
*/
struct GNUNET_TIME_Relative duration_withdraw; struct GNUNET_TIME_Relative duration_withdraw;
/**
*
*/
struct GNUNET_TIME_Relative duration_overlap; struct GNUNET_TIME_Relative duration_overlap;
/**
*
*/
struct TALER_Amount value; struct TALER_Amount value;
/**
*
*/
struct TALER_Amount fee_withdraw; struct TALER_Amount fee_withdraw;
/**
*
*/
struct TALER_Amount fee_deposit; struct TALER_Amount fee_deposit;
/**
*
*/
struct TALER_Amount fee_refresh; struct TALER_Amount fee_refresh;
/**
*
*/
struct GNUNET_TIME_Absolute anchor; struct GNUNET_TIME_Absolute anchor;
}; };
@ -110,37 +171,66 @@ static struct GNUNET_CRYPTO_EddsaPublicKey *master_pub;
static struct GNUNET_TIME_Absolute lookahead_sign_stamp; static struct GNUNET_TIME_Absolute lookahead_sign_stamp;
/**
*
*
* @param section
* @param option
* @param denom
* @return
*/
static int static int
config_get_denom (const char *section, const char *option, struct TALER_Amount *denom) config_get_denom (const char *section,
const char *option,
struct TALER_Amount *denom)
{ {
char *str; char *str;
if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string (kcfg, section, option, &str))
if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_string (kcfg,
section,
option,
&str))
return GNUNET_NO; return GNUNET_NO;
if (GNUNET_OK != TALER_string_to_amount (str, denom)) if (GNUNET_OK != TALER_string_to_amount (str,
denom))
return GNUNET_SYSERR; return GNUNET_SYSERR;
return GNUNET_OK; return GNUNET_OK;
} }
/**
*
*
* @return
*/
static char * static char *
get_signkey_dir () get_signkey_dir ()
{ {
char *dir; char *dir;
size_t len;
len = GNUNET_asprintf (&dir, ("%s" DIR_SEPARATOR_STR DIR_SIGNKEYS), mintdir); GNUNET_asprintf (&dir,
GNUNET_assert (len > 0); "%s" DIR_SEPARATOR_STR DIR_SIGNKEYS,
mintdir);
return dir; return dir;
} }
/**
*
*
* @param start
* @return
*/
static char * static char *
get_signkey_file (struct GNUNET_TIME_Absolute start) get_signkey_file (struct GNUNET_TIME_Absolute start)
{ {
char *dir; char *dir;
size_t len;
len = GNUNET_asprintf (&dir, ("%s" DIR_SEPARATOR_STR DIR_SIGNKEYS DIR_SEPARATOR_STR "%llu"), GNUNET_asprintf (&dir,
mintdir, (long long) start.abs_value_us); "%s" DIR_SEPARATOR_STR DIR_SIGNKEYS DIR_SEPARATOR_STR "%llu",
GNUNET_assert (len > 0); mintdir,
(unsigned long long) start.abs_value_us);
return dir; return dir;
} }
@ -149,13 +239,19 @@ get_signkey_file (struct GNUNET_TIME_Absolute start)
* Hash the data defining the coin type. * Hash the data defining the coin type.
* Exclude information that may not be the same for all * Exclude information that may not be the same for all
* instances of the coin type (i.e. the anchor, overlap). * instances of the coin type (i.e. the anchor, overlap).
*
* @param p
* @param hash
*/ */
static void static void
hash_coin_type (const struct CoinTypeParams *p, struct GNUNET_HashCode *hash) hash_coin_type (const struct CoinTypeParams *p,
struct GNUNET_HashCode *hash)
{ {
struct CoinTypeNBO p_nbo; struct CoinTypeNBO p_nbo;
memset (&p_nbo, 0, sizeof (struct CoinTypeNBO)); memset (&p_nbo,
0,
sizeof (struct CoinTypeNBO));
p_nbo.duration_spend = GNUNET_TIME_relative_hton (p->duration_spend); p_nbo.duration_spend = GNUNET_TIME_relative_hton (p->duration_spend);
p_nbo.duration_withdraw = GNUNET_TIME_relative_hton (p->duration_withdraw); p_nbo.duration_withdraw = GNUNET_TIME_relative_hton (p->duration_withdraw);
@ -164,15 +260,22 @@ hash_coin_type (const struct CoinTypeParams *p, struct GNUNET_HashCode *hash)
p_nbo.fee_deposit = TALER_amount_hton (p->fee_deposit); p_nbo.fee_deposit = TALER_amount_hton (p->fee_deposit);
p_nbo.fee_refresh = TALER_amount_hton (p->fee_refresh); p_nbo.fee_refresh = TALER_amount_hton (p->fee_refresh);
GNUNET_CRYPTO_hash (&p_nbo, sizeof (struct CoinTypeNBO), hash); GNUNET_CRYPTO_hash (&p_nbo,
sizeof (struct CoinTypeNBO),
hash);
} }
/**
*
*
* @param p
* @return
*/
static const char * static const char *
get_cointype_dir (const struct CoinTypeParams *p) get_cointype_dir (const struct CoinTypeParams *p)
{ {
static char dir[4096]; static char dir[4096];
size_t len;
struct GNUNET_HashCode hash; struct GNUNET_HashCode hash;
char *hash_str; char *hash_str;
char *val_str; char *val_str;
@ -190,26 +293,37 @@ get_cointype_dir (const struct CoinTypeParams *p)
if (':' == val_str[i] || '.' == val_str[i]) if (':' == val_str[i] || '.' == val_str[i])
val_str[i] = '_'; val_str[i] = '_';
len = GNUNET_snprintf (dir, sizeof (dir), GNUNET_snprintf (dir,
("%s" DIR_SEPARATOR_STR DIR_DENOMKEYS DIR_SEPARATOR_STR "%s-%s"), sizeof (dir),
mintdir, val_str, hash_str); "%s" DIR_SEPARATOR_STR DIR_DENOMKEYS DIR_SEPARATOR_STR "%s-%s",
GNUNET_assert (len > 0); mintdir,
val_str,
hash_str);
GNUNET_free (hash_str); GNUNET_free (hash_str);
return dir; return dir;
} }
/**
*
*
* @param p
* @param start
* @return
*/
static const char * static const char *
get_cointype_file (struct CoinTypeParams *p, get_cointype_file (struct CoinTypeParams *p,
struct GNUNET_TIME_Absolute start) struct GNUNET_TIME_Absolute start)
{ {
const char *dir; const char *dir;
static char filename[4096]; static char filename[4096];
size_t len;
dir = get_cointype_dir (p); dir = get_cointype_dir (p);
len = GNUNET_snprintf (filename, sizeof (filename), ("%s" DIR_SEPARATOR_STR "%llu"), GNUNET_snprintf (filename,
dir, (unsigned long long) start.abs_value_us); sizeof (filename),
GNUNET_assert (len > 0); "%s" DIR_SEPARATOR_STR "%llu",
dir,
(unsigned long long) start.abs_value_us);
return filename; return filename;
} }
@ -227,23 +341,28 @@ static int
get_anchor_iter (void *cls, get_anchor_iter (void *cls,
const char *filename) const char *filename)
{ {
struct GNUNET_TIME_Absolute stamp;
struct GNUNET_TIME_Absolute *anchor = cls; struct GNUNET_TIME_Absolute *anchor = cls;
struct GNUNET_TIME_Absolute stamp;
const char *base; const char *base;
char *end = NULL; char *end = NULL;
base = GNUNET_STRINGS_get_short_name (filename); base = GNUNET_STRINGS_get_short_name (filename);
stamp.abs_value_us = strtol (base, &end, 10); stamp.abs_value_us = strtol (base,
&end,
10);
if ((NULL == end) || (0 != *end)) if ((NULL == end) || (0 != *end))
{ {
fprintf(stderr, "Ignoring unexpected file '%s'.\n", filename); fprintf(stderr,
"Ignoring unexpected file '%s'.\n",
filename);
return GNUNET_OK; return GNUNET_OK;
} }
// TODO: check if it's actually a valid key file // TODO: check if it's actually a valid key file
if ((stamp.abs_value_us <= now.abs_value_us) && (stamp.abs_value_us > anchor->abs_value_us)) if ( (stamp.abs_value_us <= now.abs_value_us) &&
( stamp.abs_value_us > anchor->abs_value_us) )
*anchor = stamp; *anchor = stamp;
return GNUNET_OK; return GNUNET_OK;
@ -267,21 +386,28 @@ get_anchor (const char *dir,
{ {
GNUNET_assert (0 == duration.rel_value_us % 1000000); GNUNET_assert (0 == duration.rel_value_us % 1000000);
GNUNET_assert (0 == overlap.rel_value_us % 1000000); GNUNET_assert (0 == overlap.rel_value_us % 1000000);
if (GNUNET_YES != GNUNET_DISK_directory_test (dir, GNUNET_YES)) if (GNUNET_YES !=
GNUNET_DISK_directory_test (dir, GNUNET_YES))
{ {
*anchor = now; *anchor = now;
printf ("Can't look for anchor (%s)\n", dir); fprintf (stderr,
"Cannot look for anchor (%s)\n",
dir);
return; return;
} }
*anchor = GNUNET_TIME_UNIT_ZERO_ABS; *anchor = GNUNET_TIME_UNIT_ZERO_ABS;
if (-1 == GNUNET_DISK_directory_scan (dir, &get_anchor_iter, anchor)) if (-1 ==
GNUNET_DISK_directory_scan (dir,
&get_anchor_iter,
anchor))
{ {
*anchor = now; *anchor = now;
return; return;
} }
if ((GNUNET_TIME_absolute_add (*anchor, duration)).abs_value_us < now.abs_value_us) if ((GNUNET_TIME_absolute_add (*anchor,
duration)).abs_value_us < now.abs_value_us)
{ {
// there's no good anchor, start from now // there's no good anchor, start from now
// (existing keys are too old) // (existing keys are too old)
@ -297,6 +423,13 @@ get_anchor (const char *dir,
} }
/**
*
*
* @param start
* @param duration
* @param pi
*/
static void static void
create_signkey_issue_priv (struct GNUNET_TIME_Absolute start, create_signkey_issue_priv (struct GNUNET_TIME_Absolute start,
struct GNUNET_TIME_Relative duration, struct GNUNET_TIME_Relative duration,
@ -306,17 +439,20 @@ create_signkey_issue_priv (struct GNUNET_TIME_Absolute start,
struct TALER_MINT_SignKeyIssue *issue = &pi->issue; struct TALER_MINT_SignKeyIssue *issue = &pi->issue;
priv = GNUNET_CRYPTO_eddsa_key_create (); priv = GNUNET_CRYPTO_eddsa_key_create ();
GNUNET_assert (NULL != priv);
pi->signkey_priv = *priv; pi->signkey_priv = *priv;
GNUNET_free (priv); GNUNET_free (priv);
issue->master_pub = *master_pub; issue->master_pub = *master_pub;
issue->start = GNUNET_TIME_absolute_hton (start); issue->start = GNUNET_TIME_absolute_hton (start);
issue->expire = GNUNET_TIME_absolute_hton (GNUNET_TIME_absolute_add (start, duration)); issue->expire = GNUNET_TIME_absolute_hton (GNUNET_TIME_absolute_add (start,
duration));
GNUNET_CRYPTO_eddsa_key_get_public (&pi->signkey_priv, &issue->signkey_pub); GNUNET_CRYPTO_eddsa_key_get_public (&pi->signkey_priv,
&issue->signkey_pub);
issue->purpose.purpose = htonl (TALER_SIGNATURE_MASTER_SIGNKEY); issue->purpose.purpose = htonl (TALER_SIGNATURE_MASTER_SIGNKEY);
issue->purpose.size = htonl (sizeof (struct TALER_MINT_SignKeyIssue) - offsetof (struct TALER_MINT_SignKeyIssue, purpose)); issue->purpose.size = htonl (sizeof (struct TALER_MINT_SignKeyIssue) -
offsetof (struct TALER_MINT_SignKeyIssue,
purpose));
GNUNET_assert (GNUNET_OK == GNUNET_assert (GNUNET_OK ==
GNUNET_CRYPTO_eddsa_sign (master_priv, GNUNET_CRYPTO_eddsa_sign (master_priv,
@ -325,6 +461,12 @@ create_signkey_issue_priv (struct GNUNET_TIME_Absolute start,
} }
/**
*
*
* @param signkey_filename
* @return
*/
static int static int
check_signkey_valid (const char *signkey_filename) check_signkey_valid (const char *signkey_filename)
{ {
@ -333,6 +475,11 @@ check_signkey_valid (const char *signkey_filename)
} }
/**
*
*
* @return
*/
static int static int
mint_keys_update_signkeys () mint_keys_update_signkeys ()
{ {
@ -340,37 +487,60 @@ mint_keys_update_signkeys ()
struct GNUNET_TIME_Absolute anchor; struct GNUNET_TIME_Absolute anchor;
char *signkey_dir; char *signkey_dir;
if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_time (kcfg, "mint_keys", "signkey_duration", &signkey_duration)) if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_time (kcfg,
"mint_keys",
"signkey_duration",
&signkey_duration))
{ {
fprintf (stderr, "Can't read config value mint_keys.signkey_duration\n"); fprintf (stderr,
"Cannot read config value mint_keys.signkey_duration\n");
return GNUNET_SYSERR; return GNUNET_SYSERR;
} }
ROUND_TO_SECS (signkey_duration, rel_value_us); ROUND_TO_SECS (signkey_duration,
rel_value_us);
signkey_dir = get_signkey_dir (); signkey_dir = get_signkey_dir ();
// make sure the directory exists // make sure the directory exists
if (GNUNET_OK != GNUNET_DISK_directory_create (signkey_dir)) if (GNUNET_OK !=
GNUNET_DISK_directory_create (signkey_dir))
{ {
fprintf (stderr, "Cant create signkey dir\n"); fprintf (stderr,
"Failed to create signing key directory\n");
return GNUNET_SYSERR; return GNUNET_SYSERR;
} }
get_anchor (signkey_dir, signkey_duration, GNUNET_TIME_UNIT_ZERO, &anchor); get_anchor (signkey_dir,
signkey_duration,
GNUNET_TIME_UNIT_ZERO,
&anchor);
while (anchor.abs_value_us < lookahead_sign_stamp.abs_value_us) { while (anchor.abs_value_us < lookahead_sign_stamp.abs_value_us)
{
char *skf; char *skf;
skf = get_signkey_file (anchor); skf = get_signkey_file (anchor);
if (GNUNET_YES != GNUNET_DISK_file_test (skf)) if (GNUNET_YES !=
GNUNET_DISK_file_test (skf))
{ {
struct TALER_MINT_SignKeyIssuePriv signkey_issue; struct TALER_MINT_SignKeyIssuePriv signkey_issue;
ssize_t nwrite; ssize_t nwrite;
printf ("Generating signing key for %s.\n",
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Generating signing key for %s.\n",
GNUNET_STRINGS_absolute_time_to_string (anchor)); GNUNET_STRINGS_absolute_time_to_string (anchor));
create_signkey_issue_priv (anchor, signkey_duration, &signkey_issue); create_signkey_issue_priv (anchor,
nwrite = GNUNET_DISK_fn_write (skf, &signkey_issue, sizeof (struct TALER_MINT_SignKeyIssue), signkey_duration,
(GNUNET_DISK_PERM_USER_WRITE | GNUNET_DISK_PERM_USER_READ)); &signkey_issue);
nwrite = GNUNET_DISK_fn_write (skf,
&signkey_issue,
sizeof (struct TALER_MINT_SignKeyIssue),
GNUNET_DISK_PERM_USER_WRITE | GNUNET_DISK_PERM_USER_READ);
if (nwrite != sizeof (struct TALER_MINT_SignKeyIssue)) if (nwrite != sizeof (struct TALER_MINT_SignKeyIssue))
{ {
fprintf (stderr, "Can't write to file '%s'\n", skf); fprintf (stderr,
"Failed to write to file `%s': %s\n",
skf,
STRERROR (errno));
return GNUNET_SYSERR; return GNUNET_SYSERR;
} }
} }
@ -384,50 +554,99 @@ mint_keys_update_signkeys ()
} }
/**
*
*
* @param ct
* @param params
* @return
*/
static int static int
get_cointype_params (const char *ct, struct CoinTypeParams *params) get_cointype_params (const char *ct,
struct CoinTypeParams *params)
{ {
const char *dir; const char *dir;
if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_time (kcfg, "mint_denom_duration_withdraw", ct, &params->duration_withdraw))
if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_time (kcfg,
"mint_denom_duration_withdraw",
ct,
&params->duration_withdraw))
{ {
fprintf (stderr, "Withdraw duration not given for coin type '%s'\n", ct); fprintf (stderr,
"Withdraw duration not given for coin type '%s'\n",
ct);
return GNUNET_SYSERR; return GNUNET_SYSERR;
} }
ROUND_TO_SECS (params->duration_withdraw, rel_value_us); ROUND_TO_SECS (params->duration_withdraw,
if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_time (kcfg, "mint_denom_duration_spend", ct, &params->duration_spend)) rel_value_us);
if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_time (kcfg,
"mint_denom_duration_spend",
ct,
&params->duration_spend))
{ {
fprintf (stderr, "Spend duration not given for coin type '%s'\n", ct); fprintf (stderr,
"Spend duration not given for coin type '%s'\n",
ct);
return GNUNET_SYSERR; return GNUNET_SYSERR;
} }
ROUND_TO_SECS (params->duration_spend, rel_value_us); ROUND_TO_SECS (params->duration_spend, rel_value_us);
if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_time (kcfg, "mint_denom_duration_overlap", ct, &params->duration_overlap)) if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_time (kcfg,
"mint_denom_duration_overlap",
ct,
&params->duration_overlap))
{ {
fprintf (stderr, "Overlap duration not given for coin type '%s'\n", ct); fprintf (stderr,
"Overlap duration not given for coin type '%s'\n",
ct);
return GNUNET_SYSERR; return GNUNET_SYSERR;
} }
ROUND_TO_SECS (params->duration_overlap, rel_value_us); ROUND_TO_SECS (params->duration_overlap,
rel_value_us);
if (GNUNET_OK != config_get_denom ("mint_denom_value", ct, &params->value)) if (GNUNET_OK !=
config_get_denom ("mint_denom_value",
ct,
&params->value))
{ {
fprintf (stderr, "Value not given for coin type '%s'\n", ct); fprintf (stderr,
"Value not given for coin type '%s'\n",
ct);
return GNUNET_SYSERR; return GNUNET_SYSERR;
} }
if (GNUNET_OK != config_get_denom ("mint_denom_fee_withdraw", ct, &params->fee_withdraw)) if (GNUNET_OK !=
config_get_denom ("mint_denom_fee_withdraw",
ct,
&params->fee_withdraw))
{ {
fprintf (stderr, "Withdraw fee not given for coin type '%s'\n", ct); fprintf (stderr,
"Withdraw fee not given for coin type '%s'\n",
ct);
return GNUNET_SYSERR; return GNUNET_SYSERR;
} }
if (GNUNET_OK != config_get_denom ("mint_denom_fee_deposit", ct, &params->fee_deposit)) if (GNUNET_OK !=
config_get_denom ("mint_denom_fee_deposit",
ct,
&params->fee_deposit))
{ {
fprintf (stderr, "Deposit fee not given for coin type '%s'\n", ct); fprintf (stderr,
"Deposit fee not given for coin type '%s'\n",
ct);
return GNUNET_SYSERR; return GNUNET_SYSERR;
} }
if (GNUNET_OK != config_get_denom ("mint_denom_fee_refresh", ct, &params->fee_refresh)) if (GNUNET_OK !=
config_get_denom ("mint_denom_fee_refresh",
ct,
&params->fee_refresh))
{ {
fprintf (stderr, "Deposit fee not given for coin type '%s'\n", ct); fprintf (stderr,
"Deposit fee not given for coin type '%s'\n",
ct);
return GNUNET_SYSERR; return GNUNET_SYSERR;
} }
@ -437,6 +656,12 @@ get_cointype_params (const char *ct, struct CoinTypeParams *params)
} }
/**
*
*
* @param params
* @param dki
*/
static void static void
create_denomkey_issue (struct CoinTypeParams *params, create_denomkey_issue (struct CoinTypeParams *params,
struct TALER_MINT_DenomKeyIssuePriv *dki) struct TALER_MINT_DenomKeyIssuePriv *dki)
@ -459,7 +684,9 @@ create_denomkey_issue (struct CoinTypeParams *params,
dki->issue.fee_refresh = TALER_amount_hton (params->fee_refresh); dki->issue.fee_refresh = TALER_amount_hton (params->fee_refresh);
dki->issue.purpose.purpose = htonl (TALER_SIGNATURE_MASTER_DENOM); dki->issue.purpose.purpose = htonl (TALER_SIGNATURE_MASTER_DENOM);
dki->issue.purpose.size = htonl (sizeof (struct TALER_MINT_DenomKeyIssuePriv) - offsetof (struct TALER_MINT_DenomKeyIssuePriv, issue.purpose)); dki->issue.purpose.size = htonl (sizeof (struct TALER_MINT_DenomKeyIssuePriv) -
offsetof (struct TALER_MINT_DenomKeyIssuePriv,
issue.purpose));
GNUNET_assert (GNUNET_OK == GNUNET_assert (GNUNET_OK ==
GNUNET_CRYPTO_eddsa_sign (master_priv, GNUNET_CRYPTO_eddsa_sign (master_priv,
@ -468,14 +695,28 @@ create_denomkey_issue (struct CoinTypeParams *params,
} }
/**
*
*
* @param filename
* @param params
* @return
*/
static int static int
check_cointype_valid (const char *filename, struct CoinTypeParams *params) check_cointype_valid (const char *filename,
struct CoinTypeParams *params)
{ {
// FIXME: add real checks // FIXME: add real checks
return GNUNET_OK; return GNUNET_OK;
} }
/**
*
*
* @param coin_alias
* @return
*/
static int static int
mint_keys_update_cointype (const char *coin_alias) mint_keys_update_cointype (const char *coin_alias)
{ {
@ -489,24 +730,32 @@ mint_keys_update_cointype (const char *coin_alias)
if (GNUNET_OK != GNUNET_DISK_directory_create (cointype_dir)) if (GNUNET_OK != GNUNET_DISK_directory_create (cointype_dir))
return GNUNET_SYSERR; return GNUNET_SYSERR;
while (p.anchor.abs_value_us < lookahead_sign_stamp.abs_value_us) { while (p.anchor.abs_value_us < lookahead_sign_stamp.abs_value_us)
{
const char *dkf; const char *dkf;
dkf = get_cointype_file (&p, p.anchor); dkf = get_cointype_file (&p, p.anchor);
if (GNUNET_YES != GNUNET_DISK_file_test (dkf)) if (GNUNET_YES != GNUNET_DISK_file_test (dkf))
{ {
struct TALER_MINT_DenomKeyIssuePriv denomkey_issue; struct TALER_MINT_DenomKeyIssuePriv denomkey_issue;
int ret; int ret;
printf ("Generating denomination key for type '%s', start %s.\n",
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Generating denomination key for type '%s', start %s at %s\n",
coin_alias, coin_alias,
GNUNET_STRINGS_absolute_time_to_string (p.anchor)); GNUNET_STRINGS_absolute_time_to_string (p.anchor),
printf ("Target path: %s\n", dkf); dkf);
create_denomkey_issue (&p, &denomkey_issue); create_denomkey_issue (&p,
ret = TALER_MINT_write_denom_key (dkf, &denomkey_issue); &denomkey_issue);
ret = TALER_MINT_write_denom_key (dkf,
&denomkey_issue);
GNUNET_CRYPTO_rsa_private_key_free (denomkey_issue.denom_priv); GNUNET_CRYPTO_rsa_private_key_free (denomkey_issue.denom_priv);
if (GNUNET_OK != ret) if (GNUNET_OK != ret)
{ {
fprintf (stderr, "Can't write to file '%s'\n", dkf); fprintf (stderr,
"Failed to write to file `%s'\n",
dkf);
return GNUNET_SYSERR; return GNUNET_SYSERR;
} }
} }
@ -521,6 +770,11 @@ mint_keys_update_cointype (const char *coin_alias)
} }
/**
*
*
* @return
*/
static int static int
mint_keys_update_denomkeys () mint_keys_update_denomkeys ()
{ {
@ -528,9 +782,14 @@ mint_keys_update_denomkeys ()
char *ct; char *ct;
char *tok_ctx; char *tok_ctx;
if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string (kcfg, "mint_keys", "coin_types", &coin_types)) if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_string (kcfg,
"mint_keys",
"coin_types",
&coin_types))
{ {
fprintf (stderr, "mint_keys.coin_types not in configuration\n"); fprintf (stderr,
"mint_keys.coin_types not in configuration\n");
return GNUNET_SYSERR; return GNUNET_SYSERR;
} }
@ -549,23 +808,36 @@ mint_keys_update_denomkeys ()
} }
/**
*
* @return
*/
static int static int
mint_keys_update () mint_keys_update ()
{ {
int ret; int ret;
struct GNUNET_TIME_Relative lookahead_sign; struct GNUNET_TIME_Relative lookahead_sign;
if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_time (kcfg, "mint_keys", "lookahead_sign", &lookahead_sign))
if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_time (kcfg,
"mint_keys",
"lookahead_sign",
&lookahead_sign))
{ {
fprintf (stderr, "mint_keys.lookahead_sign not found\n"); fprintf (stderr,
"mint_keys.lookahead_sign not found\n");
return GNUNET_SYSERR; return GNUNET_SYSERR;
} }
if (lookahead_sign.rel_value_us == 0) if (0 == lookahead_sign.rel_value_us)
{ {
fprintf (stderr, "mint_keys.lookahead_sign must not be zero\n"); fprintf (stderr,
"mint_keys.lookahead_sign must not be zero\n");
return GNUNET_SYSERR; return GNUNET_SYSERR;
} }
ROUND_TO_SECS (lookahead_sign, rel_value_us); ROUND_TO_SECS (lookahead_sign,
lookahead_sign_stamp = GNUNET_TIME_absolute_add (now, lookahead_sign); rel_value_us);
lookahead_sign_stamp = GNUNET_TIME_absolute_add (now,
lookahead_sign);
ret = mint_keys_update_signkeys (); ret = mint_keys_update_signkeys ();
if (GNUNET_OK != ret) if (GNUNET_OK != ret)
@ -599,21 +871,30 @@ main (int argc, char *const *argv)
GNUNET_GETOPT_OPTION_END GNUNET_GETOPT_OPTION_END
}; };
GNUNET_assert (GNUNET_OK == GNUNET_log_setup ("taler-mint-keyup", "WARNING", NULL)); GNUNET_assert (GNUNET_OK ==
GNUNET_log_setup ("taler-mint-keyup",
"WARNING",
NULL));
if (GNUNET_GETOPT_run ("taler-mint-keyup", options, argc, argv) < 0) if (GNUNET_GETOPT_run ("taler-mint-keyup",
options,
argc, argv) < 0)
return 1; return 1;
if (NULL == mintdir) if (NULL == mintdir)
{ {
fprintf (stderr, "mint directory not given\n"); fprintf (stderr,
"mint directory not given\n");
return 1; return 1;
} }
if (NULL != pretend_time_str) if (NULL != pretend_time_str)
{ {
if (GNUNET_OK != GNUNET_STRINGS_fancy_time_to_absolute (pretend_time_str, &now)) if (GNUNET_OK !=
GNUNET_STRINGS_fancy_time_to_absolute (pretend_time_str,
&now))
{ {
fprintf (stderr, "timestamp invalid\n"); fprintf (stderr,
"timestamp invalid\n");
return 1; return 1;
} }
} }
@ -626,39 +907,52 @@ main (int argc, char *const *argv)
kcfg = TALER_config_load (mintdir); kcfg = TALER_config_load (mintdir);
if (NULL == kcfg) if (NULL == kcfg)
{ {
fprintf (stderr, "can't load mint configuration\n"); fprintf (stderr,
"Failed to load mint configuration\n");
return 1; return 1;
} }
if (NULL == masterkeyfile) if (NULL == masterkeyfile)
{ {
fprintf (stderr, "master key file not given\n"); fprintf (stderr,
"master key file not given\n");
return 1; return 1;
} }
master_priv = GNUNET_CRYPTO_eddsa_key_create_from_file (masterkeyfile); master_priv = GNUNET_CRYPTO_eddsa_key_create_from_file (masterkeyfile);
if (NULL == master_priv) if (NULL == master_priv)
{ {
fprintf (stderr, "master key invalid\n"); fprintf (stderr,
"Failed to initialize master key from file `%s'\n",
masterkeyfile);
return 1; return 1;
} }
master_pub = GNUNET_new (struct GNUNET_CRYPTO_EddsaPublicKey); master_pub = GNUNET_new (struct GNUNET_CRYPTO_EddsaPublicKey);
GNUNET_CRYPTO_eddsa_key_get_public (master_priv, master_pub); GNUNET_CRYPTO_eddsa_key_get_public (master_priv,
master_pub);
// check if key from file matches the one from the configuration // check if key from file matches the one from the configuration
{ {
struct GNUNET_CRYPTO_EddsaPublicKey master_pub_from_cfg; struct GNUNET_CRYPTO_EddsaPublicKey master_pub_from_cfg;
if (GNUNET_OK != if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_data (kcfg, "mint", "master_pub", GNUNET_CONFIGURATION_get_data (kcfg,
"mint",
"master_pub",
&master_pub_from_cfg, &master_pub_from_cfg,
sizeof (struct GNUNET_CRYPTO_EddsaPublicKey))) sizeof (struct GNUNET_CRYPTO_EddsaPublicKey)))
{ {
fprintf (stderr, "master key missing in configuration (mint.master_pub)\n"); fprintf (stderr,
"Master public key missing in configuration (mint.master_pub)\n");
return 1; return 1;
} }
if (0 != memcmp (master_pub, &master_pub_from_cfg, sizeof (struct GNUNET_CRYPTO_EddsaPublicKey))) if (0 !=
memcmp (master_pub,
&master_pub_from_cfg,
sizeof (struct GNUNET_CRYPTO_EddsaPublicKey)))
{ {
fprintf (stderr, "Mismatch between key from mint configuration and master private key file from command line.\n"); fprintf (stderr,
"Mismatch between key from mint configuration and master private key file from command line.\n");
return 1; return 1;
} }
} }
@ -667,3 +961,5 @@ main (int argc, char *const *argv)
return 1; return 1;
return 0; return 0;
} }
/* end of taler-mint-keyup.c */