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Merge pull request #331 from prometheus/fix/retrieval/payload-extraction-buffering

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Completely extract response payload for decoding.
This commit is contained in:
Matt T. Proud 2013-07-15 02:38:40 -07:00
parent b85ca7c657 e20e6980e9
commit 4d15f8fefe
1 changed files with 11 additions and 1 deletions
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12
retrieval/target.go
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@ -10,9 +10,11 @@
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and // See the License for the specific language governing permissions and
// limitations under the License. // limitations under the License.
package retrieval package retrieval
import ( import (
"bytes"
"fmt" "fmt"
"log" "log"
"net/http" "net/http"
@ -236,7 +238,15 @@ func (t *target) scrape(timestamp time.Time, results chan<- *extraction.Result)
BaseLabels: baseLabels, BaseLabels: baseLabels,
} }
return processor.ProcessSingle(resp.Body, results, processOptions) // N.B. - It is explicitly required to extract the entire payload before
// attempting to deserialize, as the underlying reader expects will
// interpret pending data as a truncated message.
buf := new(bytes.Buffer)
if _, err := buf.ReadFrom(resp.Body); err != nil {
return err
}
return processor.ProcessSingle(buf, results, processOptions)
} }
func (t target) State() TargetState { func (t target) State() TargetState {