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Feature: Report what crypt types are supported on the admin version page

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This commit is contained in:
Philipp Schafft 2023-02-21 13:56:05 +00:00
parent 468bd425d5
commit 4105bded13
3 changed files with 47 additions and 0 deletions
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11
src/admin.c
View File

@ -80,6 +80,7 @@
#include "reportxml.h"
#include "reportxml_helper.h"
#include "xml2json.h"
#include "util_crypt.h"
#include "format.h"
@ -1922,6 +1923,12 @@ static void command_version (client_t *client, source_t *source, adm
#ifdef HAVE_GETADDRINFO
"getaddrinfo",
#endif
#ifdef HAVE_CRYPT
"crypt",
#endif
#ifdef HAVE_CRYPT_R
"crypt_r",
#endif
#ifdef WIN32
"win32",
#endif
@ -2035,6 +2042,10 @@ static void command_version (client_t *client, source_t *source, adm
reportxml_helper_add_value_flag(rflags, "bound-inet6", listensocket_container_is_family_included(global.listensockets, SOCK_FAMILY_INET6));
global_unlock();
reportxml_helper_add_value_flag(rflags, "crypt-1", util_crypt_is_supported("$1$"));
reportxml_helper_add_value_flag(rflags, "crypt-5", util_crypt_is_supported("$5$"));
reportxml_helper_add_value_flag(rflags, "crypt-6", util_crypt_is_supported("$6$"));
refobject_unref(config);
refobject_unref(dependencies);
refobject_unref(cflags);

35
src/util_crypt.c
View File

@ -95,3 +95,38 @@ bool util_crypt_check(const char *plain, const char *crypted)
return false;
}
bool util_crypt_is_supported(const char *prefix)
{
static const struct {
const char *plain;
const char *crypted;
const bool expected;
} vectors[] = {
{"abc", "$1$xxxxxxxx$3GbMJKRcRFz50R9Q96xFb.", true},
{"abX", "$1$xxxxxxxx$3GbMJKRcRFz50R9Q96xFb.", false},
{"abc", "$1$xxxxxxxx$3GbMJKRcRFz50R9Q96xFbY", false},
{"abX", "$1$xxxxxxxx$3GbMJKRcRFz50R9Q96xFbY", false},
{"abc", "$5$xxxxxxxxxxxxxxxx$zNpAueQbvBleD3aSz0KwnySLaHSedk8ULXPvT1m7DUC", true},
{"abX", "$5$xxxxxxxxxxxxxxxx$zNpAueQbvBleD3aSz0KwnySLaHSedk8ULXPvT1m7DUC", false},
{"abc", "$5$xxxxxxxxxxxxxxxx$zNpAueQbvBleD3aSz0KwnySLaHSedk8ULXPvT1m7DUY", false},
{"abX", "$5$xxxxxxxxxxxxxxxx$zNpAueQbvBleD3aSz0KwnySLaHSedk8ULXPvT1m7DUY", false},
{"abc", "$6$xxxxxxxxxxxxxxxx$yNfBmH1zabagyi9HZwRuCgebrSjfr1zXUE6pFhnTG1BcvINxhgU53sjSUJDnQ5s6FPq8NSIntrpmc5ox87wX5.", true},
{"abX", "$6$xxxxxxxxxxxxxxxx$yNfBmH1zabagyi9HZwRuCgebrSjfr1zXUE6pFhnTG1BcvINxhgU53sjSUJDnQ5s6FPq8NSIntrpmc5ox87wX5.", false},
{"abc", "$6$xxxxxxxxxxxxxxxx$yNfBmH1zabagyi9HZwRuCgebrSjfr1zXUE6pFhnTG1BcvINxhgU53sjSUJDnQ5s6FPq8NSIntrpmc5ox87wX5Y", false},
{"abX", "$6$xxxxxxxxxxxxxxxx$yNfBmH1zabagyi9HZwRuCgebrSjfr1zXUE6pFhnTG1BcvINxhgU53sjSUJDnQ5s6FPq8NSIntrpmc5ox87wX5Y", false}
};
size_t prefixlen = strlen(prefix);
bool supported = false;
for (size_t i = 0; i < (sizeof(vectors)/sizeof(*vectors)); i++) {
if (strncmp(vectors[i].crypted, prefix, prefixlen) == 0) {
bool res = util_crypt_check(vectors[i].plain, vectors[i].crypted);
if (res != vectors[i].expected)
return false;
supported = true;
}
}
return supported;
}

1
src/util_crypt.h
View File

@ -13,5 +13,6 @@
char * util_crypt_hash(const char *pw);
bool util_crypt_check(const char *plain, const char *crypted);
bool util_crypt_is_supported(const char *prefix);
#endif /* __UTIL_CRYPT_H__ */