diff options
-rw-r--r-- | block/curl.c | 13 | ||||
-rw-r--r-- | qemu-options.hx | 10 |
2 files changed, 20 insertions, 3 deletions
diff --git a/block/curl.c b/block/curl.c index d4b85d20a5..2698ae31e8 100644 --- a/block/curl.c +++ b/block/curl.c @@ -63,6 +63,7 @@ static CURLMcode __curl_multi_socket_action(CURLM *multi_handle, #define CURL_NUM_ACB 8 #define SECTOR_SIZE 512 #define READ_AHEAD_DEFAULT (256 * 1024) +#define CURL_TIMEOUT_DEFAULT 5 #define FIND_RET_NONE 0 #define FIND_RET_OK 1 @@ -71,6 +72,7 @@ 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" +#define CURL_BLOCK_OPT_TIMEOUT "timeout" struct BDRVCURLState; @@ -109,6 +111,7 @@ typedef struct BDRVCURLState { char *url; size_t readahead_size; bool sslverify; + int timeout; bool accept_range; AioContext *aio_context; } BDRVCURLState; @@ -382,7 +385,7 @@ static CURLState *curl_init_state(BDRVCURLState *s) curl_easy_setopt(state->curl, CURLOPT_URL, s->url); curl_easy_setopt(state->curl, CURLOPT_SSL_VERIFYPEER, (long) s->sslverify); - curl_easy_setopt(state->curl, CURLOPT_TIMEOUT, 5); + curl_easy_setopt(state->curl, CURLOPT_TIMEOUT, s->timeout); curl_easy_setopt(state->curl, CURLOPT_WRITEFUNCTION, (void *)curl_read_cb); curl_easy_setopt(state->curl, CURLOPT_WRITEDATA, (void *)state); @@ -489,6 +492,11 @@ static QemuOptsList runtime_opts = { .type = QEMU_OPT_BOOL, .help = "Verify SSL certificate" }, + { + .name = CURL_BLOCK_OPT_TIMEOUT, + .type = QEMU_OPT_NUMBER, + .help = "Curl timeout" + }, { /* end of list */ } }, }; @@ -525,6 +533,9 @@ static int curl_open(BlockDriverState *bs, QDict *options, int flags, goto out_noclean; } + s->timeout = qemu_opt_get_number(opts, CURL_BLOCK_OPT_TIMEOUT, + CURL_TIMEOUT_DEFAULT); + s->sslverify = qemu_opt_get_bool(opts, CURL_BLOCK_OPT_SSLVERIFY, true); file = qemu_opt_get(opts, CURL_BLOCK_OPT_URL); diff --git a/qemu-options.hx b/qemu-options.hx index c573dd8893..52d56f4a1c 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -2351,6 +2351,11 @@ multiple of 512 bytes. It defaults to 256k. @item sslverify Whether to verify the remote server's certificate when connecting over SSL. It can have the value 'on' or 'off'. It defaults to 'on'. + +@item timeout +Set the timeout in seconds of the CURL connection. This timeout is the time +that CURL waits for a response from the remote server to get the size of the +image to be downloaded. If not set, the default timeout of 5 seconds is used. @end table Note that when passing options to qemu explicitly, @option{driver} is the value @@ -2372,9 +2377,10 @@ qemu-system-x86_64 -drive file=/tmp/Fedora-x86_64-20-20131211.1-sda.qcow2,copy-o @end example Example: boot from an image stored on a VMware vSphere server with a self-signed -certificate using a local overlay for writes and a readahead of 64k +certificate using a local overlay for writes, a readahead of 64k and a timeout +of 10 seconds. @example -qemu-img create -f qcow2 -o backing_file='json:@{"file.driver":"https",, "file.url":"https://user:password@@vsphere.example.com/folder/test/test-flat.vmdk?dcPath=Datacenter&dsName=datastore1",, "file.sslverify":"off",, "file.readahead":"64k"@}' /tmp/test.qcow2 +qemu-img create -f qcow2 -o backing_file='json:@{"file.driver":"https",, "file.url":"https://user:password@@vsphere.example.com/folder/test/test-flat.vmdk?dcPath=Datacenter&dsName=datastore1",, "file.sslverify":"off",, "file.readahead":"64k",, "file.timeout":10@}' /tmp/test.qcow2 qemu-system-x86_64 -drive file=/tmp/test.qcow2 @end example |