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-rw-r--r--lib/libalpm/signing.c26
1 files changed, 21 insertions, 5 deletions
diff --git a/lib/libalpm/signing.c b/lib/libalpm/signing.c
index 92f34b56..1a53deaa 100644
--- a/lib/libalpm/signing.c
+++ b/lib/libalpm/signing.c
@@ -251,10 +251,24 @@ static int key_search(alpm_handle_t *handle, const char *fpr,
err = gpgme_get_key(ctx, fpr, &key, 0);
if(gpg_err_code(err) == GPG_ERR_EOF) {
_alpm_log(handle, ALPM_LOG_DEBUG, "key lookup failed, unknown key\n");
- ret = 0;
- goto error;
- } else if(gpg_err_code(err) != GPG_ERR_NO_ERROR) {
- _alpm_log(handle, ALPM_LOG_DEBUG, "gpg error: %s\n", gpgme_strerror(err));
+ /* Try an alternate lookup using the 8 character fingerprint value, since
+ * busted-ass keyservers can't support lookups using subkeys with the full
+ * value as of now. This is why 2012 is not the year of PGP encryption. */
+ if(strlen(fpr) > 8) {
+ const char *short_fpr = fpr + strlen(fpr) - 8;
+ _alpm_log(handle, ALPM_LOG_DEBUG,
+ "looking up key %s remotely\n", short_fpr);
+ err = gpgme_get_key(ctx, short_fpr, &key, 0);
+ if(gpg_err_code(err) == GPG_ERR_EOF) {
+ _alpm_log(handle, ALPM_LOG_DEBUG, "key lookup failed, unknown key\n");
+ ret = 0;
+ }
+ } else {
+ ret = 0;
+ }
+ }
+
+ if(gpg_err_code(err) != GPG_ERR_NO_ERROR) {
goto error;
}
@@ -270,9 +284,11 @@ static int key_search(alpm_handle_t *handle, const char *fpr,
pgpkey->email = key->uids->email;
pgpkey->created = key->subkeys->timestamp;
pgpkey->expires = key->subkeys->expires;
- ret = 1;
+ gpgme_release(ctx);
+ return 1;
error:
+ _alpm_log(handle, ALPM_LOG_DEBUG, "gpg error: %s\n", gpgme_strerror(err));
gpgme_release(ctx);
return ret;
}