Client allows server to specify server_max_window_bits

abursavich · nhooyr · commit 136f95448245 · 2023-10-13T12:17:48.000-07:00
diff --git a/dial.go b/dial.go
@@ -273,6 +273,10 @@ func verifyServerExtensions(copts *compressionOptions, h http.Header) (*compress
 			copts.serverNoContextTakeover = true
 			continue
 		}
+		if strings.HasPrefix(p, "server_max_window_bits=") {
+			// We can't adjust the deflate window, but decoding with a larger window is acceptable.
+			continue
+		}
 
 		return nil, fmt.Errorf("unsupported permessage-deflate parameter: %q", p)
 	}

Original file line number	Diff line number	Diff line change
`@@ -273,6 +273,10 @@ func verifyServerExtensions(copts compressionOptions, h http.Header) (compress`
`273`	`273`	`copts.serverNoContextTakeover = true`
`274`	`274`	`continue`
`275`	`275`	`}`
	`276`	`+ if strings.HasPrefix(p, "server_max_window_bits=") {`
	`277`	`+ // We can't adjust the deflate window, but decoding with a larger window is acceptable.`
	`278`	`+ continue`
	`279`	`+ }`
`276`	`280`
`277`	`281`	`return nil, fmt.Errorf("unsupported permessage-deflate parameter: %q", p)`
`278`	`282`	`}`