diff options
| -rw-r--r-- | lib/libalpm/signing.c | 42 |
1 files changed, 36 insertions, 6 deletions
diff --git a/lib/libalpm/signing.c b/lib/libalpm/signing.c index 0bb7901f..92095655 100644 --- a/lib/libalpm/signing.c +++ b/lib/libalpm/signing.c @@ -136,7 +136,7 @@ static int init_gpgme(alpm_handle_t *handle) sigdir = handle->gpgdir; - if (_alpm_access(handle, sigdir, "pubring.gpg", R_OK) + if(_alpm_access(handle, sigdir, "pubring.gpg", R_OK) || _alpm_access(handle, sigdir, "trustdb.gpg", R_OK)) { handle->pm_errno = ALPM_ERR_NOT_A_FILE; _alpm_log(handle, ALPM_LOG_DEBUG, "Signature verification will fail!\n"); @@ -285,8 +285,15 @@ static int key_import(alpm_handle_t *handle, alpm_pgpkey_t *key) gpgme_error_t err; gpgme_ctx_t ctx; gpgme_key_t keys[2]; + gpgme_import_result_t result; int ret = -1; + if(_alpm_access(handle, handle->gpgdir, "pubring.gpg", W_OK)) { + /* no chance of import succeeding if pubring isn't writable */ + _alpm_log(handle, ALPM_LOG_ERROR, _("keyring is not writable\n")); + return -1; + } + memset(&ctx, 0, sizeof(ctx)); err = gpgme_new(&ctx); CHECK_ERR(); @@ -297,7 +304,18 @@ static int key_import(alpm_handle_t *handle, alpm_pgpkey_t *key) keys[1] = NULL; err = gpgme_op_import_keys(ctx, keys); CHECK_ERR(); - ret = 0; + result = gpgme_op_import_result(ctx); + CHECK_ERR(); + /* we know we tried to import exactly one key, so check for this */ + if(result->considered != 1 || !result->imports) { + _alpm_log(handle, ALPM_LOG_DEBUG, "could not import key, 0 results\n"); + ret = -1; + } else if(result->imports->result != GPG_ERR_NO_ERROR) { + _alpm_log(handle, ALPM_LOG_DEBUG, "gpg error: %s\n", gpgme_strerror(err)); + ret = -1; + } else { + ret = 0; + } error: gpgme_release(ctx); @@ -745,10 +763,22 @@ int _alpm_process_siglist(alpm_handle_t *handle, const char *identifier, if(key_search(handle, result->key.fingerprint, &fetch_key) == 1) { _alpm_log(handle, ALPM_LOG_DEBUG, "unknown key, found %s on keyserver\n", fetch_key.uid); - QUESTION(handle, ALPM_QUESTION_IMPORT_KEY, - &fetch_key, NULL, NULL, &answer); - if(answer && !key_import(handle, &fetch_key)) { - retry = 1; + if(!_alpm_access(handle, handle->gpgdir, "pubring.gpg", W_OK)) { + QUESTION(handle, ALPM_QUESTION_IMPORT_KEY, + &fetch_key, NULL, NULL, &answer); + if(answer) { + if(key_import(handle, &fetch_key) == 0) { + retry = 1; + } else { + _alpm_log(handle, ALPM_LOG_ERROR, + _("key \"%s\" could not be imported\n"), fetch_key.uid); + } + } + } else { + /* keyring directory was not writable, so we don't even try */ + _alpm_log(handle, ALPM_LOG_WARNING, + _("key %s, \"%s\" found on keyserver, keyring is not writable\n"), + fetch_key.fingerprint, fetch_key.uid); } } else { _alpm_log(handle, ALPM_LOG_DEBUG, |