diff --git a/‎okhttp-dnsoverhttps/src/main/kotlin/okhttp3/dnsoverhttps/internal/-DnsOverHttpsQuery.kt‎
Lines changed: 7 additions & 2 deletions b/‎okhttp-dnsoverhttps/src/main/kotlin/okhttp3/dnsoverhttps/internal/-DnsOverHttpsQuery.kt‎
Lines changed: 7 additions & 2 deletions
diff --git a/‎okhttp-dnsoverhttps/src/test/java/okhttp3/dnsoverhttps/DnsOverHttpsTest.kt‎
Lines changed: 7 additions & 0 deletions b/‎okhttp-dnsoverhttps/src/test/java/okhttp3/dnsoverhttps/DnsOverHttpsTest.kt‎
Lines changed: 7 additions & 0 deletions
@@ -166,12 +166,17 @@ internal fun DnsMessage.asQueryParameter(): String {
 }
 
 internal class QueryRequestBody(
-  private val query: DnsMessage,
+  query: DnsMessage,
 ) : RequestBody() {
+  private val content = Buffer().also { DnsMessageWriter(it).write(query) }.readByteString()
+
   override fun contentType() = DNS_MESSAGE
 
+  // Cloudflare doesn't support chunked encoding
+  override fun contentLength() = content.size.toLong()
+
   override fun writeTo(sink: BufferedSink) {
-    DnsMessageWriter(sink.buffer).write(query)
+    sink.write(content)
     sink.emitCompleteSegments()
   }
 }
 
@@ -21,7 +21,9 @@ import assertk.assertions.containsExactly
 import assertk.assertions.hasMessage
 import assertk.assertions.hasSize
 import assertk.assertions.isEqualTo
+import assertk.assertions.isGreaterThan
 import assertk.assertions.isInstanceOf
+import assertk.assertions.isNotNull
 import assertk.assertions.isNull
 import assertk.assertions.isTrue
 import java.io.EOFException
@@ -382,6 +384,11 @@ class DnsOverHttpsTest(
     assertThat(httpsRequest1!!.method).isEqualTo("POST")
     assertThat(httpsRequest1.url.encodedQuery)
       .isEqualTo("ct")
+    // Cloudflare fails on chunked encoding
+    assertThat(httpsRequest1.headers["Content-Length"]?.toLong())
+      .isNotNull()
+      .isGreaterThan(12L) // A DNS message has a 12-byte header followed by its questions.
+    assertThat(httpsRequest1.chunkSizes).isNull()
 
     assertThat(cacheEvents()).containsExactly(CacheMiss::class)
Original file line number	Diff line number	Diff line change
`@@ -166,12 +166,17 @@ internal fun DnsMessage.asQueryParameter(): String {`
`166`	`166`	`}`
`167`	`167`
`168`	`168`	`internal class QueryRequestBody(`
`169`		`- private val query: DnsMessage,`
	`169`	`+ query: DnsMessage,`
`170`	`170`	`) : RequestBody() {`
	`171`	`+ private val content = Buffer().also { DnsMessageWriter(it).write(query) }.readByteString()`
	`172`	`+`
`171`	`173`	`override fun contentType() = DNS_MESSAGE`
`172`	`174`
	`175`	`+ // Cloudflare doesn't support chunked encoding`
	`176`	`+ override fun contentLength() = content.size.toLong()`
	`177`	`+`
`173`	`178`	`override fun writeTo(sink: BufferedSink) {`
`174`		`- DnsMessageWriter(sink.buffer).write(query)`
	`179`	`+ sink.write(content)`
`175`	`180`	`sink.emitCompleteSegments()`
`176`	`181`	`}`
`177`	`182`	`}`