diff mbox

[3/4] curl: Add sslverify option

Message ID 1400110123-2692-3-git-send-email-mbooth@redhat.com
State New
Headers show

Commit Message

Matthew Booth May 14, 2014, 11:28 p.m. UTC 
This allows qemu to use images over https with a self-signed certificate. It
defaults to verifying the certificate.

Signed-off-by: Matthew Booth <mbooth@redhat.com>
---
 block/curl.c | 11 +++++++++++
 1 file changed, 11 insertions(+)
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Patch

diff --git a/block/curl.c b/block/curl.c
index 1b9f2f2..43d6646 100644
--- a/block/curl.c
+++ b/block/curl.c
@@ -23,6 +23,7 @@ 
  */
 #include "qemu-common.h"
 #include "block/block_int.h"
+#include "qapi/qmp/qbool.h"
 #include <curl/curl.h>
 
 // #define DEBUG
@@ -69,6 +70,7 @@  static CURLMcode __curl_multi_socket_action(CURLM *multi_handle,
 
 #define CURL_BLOCK_OPT_URL       "url"
 #define CURL_BLOCK_OPT_READAHEAD "readahead"
+#define CURL_BLOCK_OPT_SSLVERIFY "sslverify"
 
 struct BDRVCURLState;
 
@@ -106,6 +108,7 @@  typedef struct BDRVCURLState {
     CURLState states[CURL_NUM_STATES];
     char *url;
     size_t readahead_size;
+    bool sslverify;
     bool accept_range;
 } BDRVCURLState;
 
@@ -372,6 +375,7 @@  static CURLState *curl_init_state(BDRVCURLState *s)
             return NULL;
         }
         curl_easy_setopt(state->curl, CURLOPT_URL, s->url);
+        curl_easy_setopt(state->curl, CURLOPT_SSL_VERIFYPEER, s->sslverify);
         curl_easy_setopt(state->curl, CURLOPT_TIMEOUT, 5);
         curl_easy_setopt(state->curl, CURLOPT_WRITEFUNCTION,
                          (void *)curl_read_cb);
@@ -431,6 +435,11 @@  static QemuOptsList runtime_opts = {
             .type = QEMU_OPT_SIZE,
             .help = "Readahead size",
         },
+        {
+            .name = CURL_BLOCK_OPT_SSLVERIFY,
+            .type = QEMU_OPT_BOOL,
+            .help = "Verify SSL certificate"
+        },
         { /* end of list */ }
     },
 };
@@ -467,6 +476,8 @@  static int curl_open(BlockDriverState *bs, QDict *options, int flags,
         goto out_noclean;
     }
 
+    s->sslverify = qemu_opt_get_bool(opts, CURL_BLOCK_OPT_SSLVERIFY, true);
+
     file = qemu_opt_get(opts, CURL_BLOCK_OPT_URL);
     if (file == NULL) {
         error_setg(errp, "curl block driver requires an 'url' option");