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wks: Let the server take the encrytion key from the file.

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* tools/gpg-wks-server.c (encrypt_stream): Change arg 'fingerprint' to
'keyfile'.
(store_key_as_pending): Add arg 'r_fname' to make of the keyfile.
(send_confirmation_request): Add arg 'keyfile'.
(process_new_key): Pass on the name of the keyfile.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2016-07-06 15:50:57 +02:00
parent a479804c86
commit e5896da666
No known key found for this signature in database
GPG Key ID: E3FDFF218E45B72B
1 changed files with 27 additions and 15 deletions
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42
tools/gpg-wks-server.c
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@ -500,9 +500,9 @@ encrypt_stream_status_cb (void *opaque, const char *keyword, char *args)
/* Encrypt the INPUT stream to a new stream which is stored at success
* at R_OUTPUT. Encryption is done for the key with FINGERPRINT. */
* at R_OUTPUT. Encryption is done for the key in file KEYFIL. */
static gpg_error_t
encrypt_stream (estream_t *r_output, estream_t input, const char *fingerprint)
encrypt_stream (estream_t *r_output, estream_t input, const char *keyfile)
{
gpg_error_t err;
ccparray_t ccp;
@ -529,9 +529,10 @@ encrypt_stream (estream_t *r_output, estream_t input, const char *fingerprint)
ccparray_put (&ccp, "--batch");
ccparray_put (&ccp, "--status-fd=2");
ccparray_put (&ccp, "--always-trust");
ccparray_put (&ccp, "--no-keyring");
ccparray_put (&ccp, "--armor");
ccparray_put (&ccp, "--recipient");
ccparray_put (&ccp, fingerprint);
ccparray_put (&ccp, "--recipient-file");
ccparray_put (&ccp, keyfile);
ccparray_put (&ccp, "--encrypt");
ccparray_put (&ccp, "--");
@ -631,9 +632,11 @@ get_submission_address (const char *mbox)
/* We store the key under the name of the nonce we will then send to
* the user. On success the nonce is stored at R_NONCE. */
* the user. On success the nonce is stored at R_NONCE and the file
* name at R_FNAME. */
static gpg_error_t
store_key_as_pending (const char *dir, estream_t key, char **r_nonce)
store_key_as_pending (const char *dir, estream_t key,
char **r_nonce, char **r_fname)
{
gpg_error_t err;
char *dname = NULL;
@ -644,6 +647,7 @@ store_key_as_pending (const char *dir, estream_t key, char **r_nonce)
size_t nbytes, nwritten;
*r_nonce = NULL;
*r_fname = NULL;
dname = make_filename_try (dir, "pending", NULL);
if (!dname)
@ -728,11 +732,15 @@ store_key_as_pending (const char *dir, estream_t key, char **r_nonce)
}
if (!err)
*r_nonce = nonce;
{
*r_nonce = nonce;
*r_fname = fname;
}
else
xfree (nonce);
xfree (fname);
{
xfree (nonce);
xfree (fname);
}
xfree (dname);
return err;
}
@ -740,10 +748,11 @@ store_key_as_pending (const char *dir, estream_t key, char **r_nonce)
/* Send a confirmation rewqyest. DIR is the directory used for the
* address MBOX. NONCE is the nonce we want to see in the response to
* this mail. */
* this mail. FNAME the name of the file with the key. */
static gpg_error_t
send_confirmation_request (server_ctx_t ctx,
const char *mbox, const char *nonce)
const char *mbox, const char *nonce,
const char *keyfile)
{
gpg_error_t err;
estream_t body = NULL;
@ -791,7 +800,7 @@ send_confirmation_request (server_ctx_t ctx,
nonce);
es_rewind (body);
err = encrypt_stream (&bodyenc, body, ctx->fpr);
err = encrypt_stream (&bodyenc, body, keyfile);
if (err)
goto leave;
es_fclose (body);
@ -863,6 +872,7 @@ process_new_key (server_ctx_t ctx, estream_t key)
const char *s;
char *dname = NULL;
char *nonce = NULL;
char *fname = NULL;
/* First figure out the user id from the key. */
err = list_key (ctx, key);
@ -902,11 +912,12 @@ process_new_key (server_ctx_t ctx, estream_t key)
log_info ("storing address '%s'\n", sl->d);
xfree (nonce);
err = store_key_as_pending (dname, key, &nonce);
xfree (fname);
err = store_key_as_pending (dname, key, &nonce, &fname);
if (err)
goto leave;
err = send_confirmation_request (ctx, sl->d, nonce);
err = send_confirmation_request (ctx, sl->d, nonce, fname);
if (err)
goto leave;
}
@ -915,6 +926,7 @@ process_new_key (server_ctx_t ctx, estream_t key)
if (nonce)
wipememory (nonce, strlen (nonce));
xfree (nonce);
xfree (fname);
xfree (dname);
return err;
}