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Add a recursive option to 'openssl storeutl'

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Simply put, any NAME type OSS_STORE_INTO is a new object that can be
looked into, and potentially lead to a whole tree of data to dive
into.  The recursive option allows someone to view the whole tree and
its data in one go.

Reviewed-by: Andy Polyakov <appro@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/4336)
This commit is contained in:
Richard Levitte 2017-09-04 15:42:01 +02:00
parent 15a1bd0ab2
commit fb43ddceda
1 changed files with 56 additions and 17 deletions
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73
apps/storeutl.c
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@ -14,9 +14,12 @@
#include <openssl/pem.h>
#include <openssl/store.h>
static int process(const char *uri, const UI_METHOD *uimeth, PW_CB_DATA *uidata,
int text, int noout, int recursive, int indent, BIO *out);
typedef enum OPTION_choice {
OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, OPT_ENGINE, OPT_OUT, OPT_PASSIN,
OPT_NOOUT, OPT_TEXT
OPT_NOOUT, OPT_TEXT, OPT_RECURSIVE
} OPTION_CHOICE;
const OPTIONS storeutl_options[] = {
@ -29,13 +32,13 @@ const OPTIONS storeutl_options[] = {
#ifndef OPENSSL_NO_ENGINE
{"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
#endif
{"r", OPT_RECURSIVE, '-', "Recurse through names"},
{NULL}
};
int storeutl_main(int argc, char *argv[])
{
OSSL_STORE_CTX *store_ctx = NULL;
int ret = 1, noout = 0, text = 0, items = 0;
int ret = 1, noout = 0, text = 0, recursive = 0;
char *outfile = NULL, *passin = NULL, *passinarg = NULL;
BIO *out = NULL;
ENGINE *e = NULL;
@ -66,6 +69,9 @@ int storeutl_main(int argc, char *argv[])
case OPT_TEXT:
text = 1;
break;
case OPT_RECURSIVE:
recursive = 1;
break;
case OPT_ENGINE:
e = setup_engine(opt_arg(), 0);
break;
@ -94,11 +100,40 @@ int storeutl_main(int argc, char *argv[])
if (out == NULL)
goto end;
if ((store_ctx = OSSL_STORE_open(argv[0], get_ui_method(), &pw_cb_data,
NULL, NULL)) == NULL) {
BIO_printf(bio_err, "Couldn't open file or uri %s\n", argv[0]);
ret = process(argv[0], get_ui_method(), &pw_cb_data, text, noout, recursive,
0, out);
end:
BIO_free_all(out);
OPENSSL_free(passin);
release_engine(e);
return ret;
}
static int indent_printf(int indent, BIO *bio, const char *format, ...)
{
va_list args;
int ret;
va_start(args, format);
ret = BIO_printf(bio, "%*s", indent, "") + BIO_vprintf(bio, format, args);
va_end(args);
return ret;
}
static int process(const char *uri, const UI_METHOD *uimeth, PW_CB_DATA *uidata,
int text, int noout, int recursive, int indent, BIO *out)
{
OSSL_STORE_CTX *store_ctx = NULL;
int ret = 1, items = 0;
if ((store_ctx = OSSL_STORE_open(uri, uimeth, uidata, NULL, NULL))
== NULL) {
BIO_printf(bio_err, "Couldn't open file or uri %s\n", uri);
ERR_print_errors(bio_err);
goto end;
return ret;
}
/* From here on, we count errors, and we'll return the count at the end */
@ -115,7 +150,10 @@ int storeutl_main(int argc, char *argv[])
break;
if (OSSL_STORE_error(store_ctx)) {
ERR_print_errors(bio_err);
if (recursive)
ERR_clear_error();
else
ERR_print_errors(bio_err);
ret++;
continue;
}
@ -132,11 +170,12 @@ int storeutl_main(int argc, char *argv[])
if (type == OSSL_STORE_INFO_NAME) {
const char *name = OSSL_STORE_INFO_get0_NAME(info);
const char *desc = OSSL_STORE_INFO_get0_NAME_description(info);
BIO_printf(bio_out, "%d: %s: %s\n", items, infostr, name);
indent_printf(indent, bio_out, "%d: %s: %s\n", items, infostr,
name);
if (desc != NULL)
BIO_printf(bio_out, "%s\n", desc);
indent_printf(indent, bio_out, "%s\n", desc);
} else {
BIO_printf(bio_out, "%d: %s\n", items, infostr);
indent_printf(indent, bio_out, "%d: %s\n", items, infostr);
}
/*
@ -146,6 +185,11 @@ int storeutl_main(int argc, char *argv[])
*/
switch (type) {
case OSSL_STORE_INFO_NAME:
if (recursive) {
const char *suburi = OSSL_STORE_INFO_get0_NAME(info);
ret += process(suburi, uimeth, uidata, text, noout, recursive,
indent + 2, out);
}
break;
case OSSL_STORE_INFO_PARAMS:
if (text)
@ -183,17 +227,12 @@ int storeutl_main(int argc, char *argv[])
items++;
OSSL_STORE_INFO_free(info);
}
BIO_printf(out, "Total found: %d\n", items);
indent_printf(indent, out, "Total found: %d\n", items);
if (!OSSL_STORE_close(store_ctx)) {
ERR_print_errors(bio_err);
ret++;
goto end;
}
end:
BIO_free_all(out);
OPENSSL_free(passin);
release_engine(e);
return ret;
}