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authorDan McGee <dan@archlinux.org>2011-10-13 11:25:09 -0500
committerDan McGee <dan@archlinux.org>2011-10-13 11:25:50 -0500
commitff8704635440fe890ac8621722cc8301a3875e48 (patch)
tree2e932feb61e23808c2d68c347381f4fa3e81f7f7 /lib/libalpm
parent35e6136f4b1b45a7cb736ca0608da7f44c74b233 (diff)
parent04fd320e97770911894fb06ba98f3c17fc30c7d9 (diff)
Merge branch 'maint'
Conflicts: src/pacman/util.c
Diffstat (limited to 'lib/libalpm')
-rw-r--r--lib/libalpm/signing.c49
1 files changed, 30 insertions, 19 deletions
diff --git a/lib/libalpm/signing.c b/lib/libalpm/signing.c
index c30cda09..bdaa83ad 100644
--- a/lib/libalpm/signing.c
+++ b/lib/libalpm/signing.c
@@ -140,6 +140,9 @@ static int init_gpgme(alpm_handle_t *handle)
|| _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");
+ _alpm_log(handle, ALPM_LOG_WARNING,
+ _("Public keyring not found; have you run '%s'?\n"),
+ "pacman-key --init");
}
/* calling gpgme_check_version() returns the current version and runs
@@ -370,7 +373,7 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
const char *base64_sig, alpm_siglist_t *siglist)
{
int ret = -1, sigcount;
- gpgme_error_t err;
+ gpgme_error_t err = 0;
gpgme_ctx_t ctx;
gpgme_data_t filedata, sigdata;
gpgme_verify_result_t verify_result;
@@ -394,9 +397,27 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
_alpm_access(handle, NULL, sigpath, R_OK);
}
+ /* does the file we are verifying exist? */
+ file = fopen(path, "rb");
+ if(file == NULL) {
+ handle->pm_errno = ALPM_ERR_NOT_A_FILE;
+ goto error;
+ }
+
+ /* does the sig file exist (if we didn't get the data directly)? */
+ if(!base64_sig) {
+ sigfile = fopen(sigpath, "rb");
+ if(sigfile == NULL) {
+ _alpm_log(handle, ALPM_LOG_DEBUG, "sig path %s could not be opened\n",
+ sigpath);
+ handle->pm_errno = ALPM_ERR_SIG_MISSING;
+ goto error;
+ }
+ }
+
if(init_gpgme(handle)) {
/* pm_errno was set in gpgme_init() */
- return -1;
+ goto error;
}
_alpm_log(handle, ALPM_LOG_DEBUG, "checking signature for %s\n", path);
@@ -409,11 +430,6 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
CHECK_ERR();
/* create our necessary data objects to verify the signature */
- file = fopen(path, "rb");
- if(file == NULL) {
- handle->pm_errno = ALPM_ERR_NOT_A_FILE;
- goto error;
- }
err = gpgme_data_new_from_stream(&filedata, file);
CHECK_ERR();
@@ -425,19 +441,12 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
&decoded_sigdata, &data_len);
if(decode_ret) {
handle->pm_errno = ALPM_ERR_SIG_INVALID;
- goto error;
+ goto gpg_error;
}
err = gpgme_data_new_from_mem(&sigdata,
(char *)decoded_sigdata, data_len, 0);
} else {
/* file-based, it is on disk */
- sigfile = fopen(sigpath, "rb");
- if(sigfile == NULL) {
- _alpm_log(handle, ALPM_LOG_DEBUG, "sig path %s could not be opened\n",
- sigpath);
- handle->pm_errno = ALPM_ERR_SIG_MISSING;
- goto error;
- }
err = gpgme_data_new_from_stream(&sigdata, sigfile);
}
CHECK_ERR();
@@ -450,14 +459,14 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
if(!verify_result || !verify_result->signatures) {
_alpm_log(handle, ALPM_LOG_DEBUG, "no signatures returned\n");
handle->pm_errno = ALPM_ERR_SIG_MISSING;
- goto error;
+ goto gpg_error;
}
for(gpgsig = verify_result->signatures, sigcount = 0;
gpgsig; gpgsig = gpgsig->next, sigcount++);
_alpm_log(handle, ALPM_LOG_DEBUG, "%d signatures returned\n", sigcount);
CALLOC(siglist->results, sigcount, sizeof(alpm_sigresult_t),
- handle->pm_errno = ALPM_ERR_MEMORY; goto error);
+ handle->pm_errno = ALPM_ERR_MEMORY; goto gpg_error);
siglist->count = sigcount;
for(gpgsig = verify_result->signatures, sigcount = 0; gpgsig;
@@ -488,7 +497,7 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
err = GPG_ERR_NO_ERROR;
/* we dupe the fpr in this case since we have no key to point at */
STRDUP(result->key.fingerprint, gpgsig->fpr,
- handle->pm_errno = ALPM_ERR_MEMORY; goto error);
+ handle->pm_errno = ALPM_ERR_MEMORY; goto gpg_error);
} else {
CHECK_ERR();
if(key->uids) {
@@ -555,10 +564,12 @@ int _alpm_gpgme_checksig(alpm_handle_t *handle, const char *path,
ret = 0;
-error:
+gpg_error:
gpgme_data_release(sigdata);
gpgme_data_release(filedata);
gpgme_release(ctx);
+
+error:
if(sigfile) {
fclose(sigfile);
}