Tests: reduced OpenSSL default key length to 1024.

This allows to speed up ssl tests up to two times and above.
diff --git a/h2_proxy_request_buffering_ssl.t b/h2_proxy_request_buffering_ssl.t
index a375fdc..427bf75 100644
--- a/h2_proxy_request_buffering_ssl.t
+++ b/h2_proxy_request_buffering_ssl.t
@@ -82,7 +82,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/h2_proxy_ssl.t b/h2_proxy_ssl.t
index a768863..ccc311b 100644
--- a/h2_proxy_ssl.t
+++ b/h2_proxy_ssl.t
@@ -57,7 +57,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/h2_ssl.t b/h2_ssl.t
index 5de57b6..2133f29 100644
--- a/h2_ssl.t
+++ b/h2_ssl.t
@@ -56,7 +56,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/h2_ssl_proxy_cache.t b/h2_ssl_proxy_cache.t
index a619e02..eb40c8f 100644
--- a/h2_ssl_proxy_cache.t
+++ b/h2_ssl_proxy_cache.t
@@ -70,7 +70,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/h2_ssl_variables.t b/h2_ssl_variables.t
index c7684c4..1b530a5 100644
--- a/h2_ssl_variables.t
+++ b/h2_ssl_variables.t
@@ -69,7 +69,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/h2_ssl_verify_client.t b/h2_ssl_verify_client.t
index 35d275c..d505c6d 100644
--- a/h2_ssl_verify_client.t
+++ b/h2_ssl_verify_client.t
@@ -73,7 +73,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/proxy_if.t b/proxy_if.t
index 3312dde..4e6134a 100644
--- a/proxy_if.t
+++ b/proxy_if.t
@@ -158,7 +158,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/proxy_request_buffering_ssl.t b/proxy_request_buffering_ssl.t
index ccf617a..ed6baa8 100644
--- a/proxy_request_buffering_ssl.t
+++ b/proxy_request_buffering_ssl.t
@@ -97,7 +97,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/proxy_ssl.t b/proxy_ssl.t
index 59bfcb2..3bf4c9e 100644
--- a/proxy_ssl.t
+++ b/proxy_ssl.t
@@ -79,7 +79,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/proxy_ssl_keepalive.t b/proxy_ssl_keepalive.t
index b450416..29ebae8 100644
--- a/proxy_ssl_keepalive.t
+++ b/proxy_ssl_keepalive.t
@@ -73,7 +73,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/ssl.t b/ssl.t
index 9ebd193..418c0e3 100644
--- a/ssl.t
+++ b/ssl.t
@@ -139,7 +139,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/ssl_certificate_chain.t b/ssl_certificate_chain.t
index 7800cf0..f18df6c 100644
--- a/ssl_certificate_chain.t
+++ b/ssl_certificate_chain.t
@@ -73,7 +73,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/ssl_certificates.t b/ssl_certificates.t
index acc1cfa..9a6adb2 100644
--- a/ssl_certificates.t
+++ b/ssl_certificates.t
@@ -65,7 +65,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/ssl_engine_keys.t b/ssl_engine_keys.t
index da50239..a9b2df3 100644
--- a/ssl_engine_keys.t
+++ b/ssl_engine_keys.t
@@ -87,7 +87,7 @@
 PIN = 1234
 
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/ssl_password_file.t b/ssl_password_file.t
index 897cd4a..7466e6f 100644
--- a/ssl_password_file.t
+++ b/ssl_password_file.t
@@ -92,7 +92,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/ssl_proxy_protocol.t b/ssl_proxy_protocol.t
index 81114ad..b63e06b 100644
--- a/ssl_proxy_protocol.t
+++ b/ssl_proxy_protocol.t
@@ -76,7 +76,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/ssl_proxy_upgrade.t b/ssl_proxy_upgrade.t
index df8ce68..981d90a 100644
--- a/ssl_proxy_upgrade.t
+++ b/ssl_proxy_upgrade.t
@@ -72,7 +72,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/ssl_sni.t b/ssl_sni.t
index 39037a7..d9de902 100644
--- a/ssl_sni.t
+++ b/ssl_sni.t
@@ -84,7 +84,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/ssl_sni_reneg.t b/ssl_sni_reneg.t
index 1bddd80..41e10cf 100644
--- a/ssl_sni_reneg.t
+++ b/ssl_sni_reneg.t
@@ -69,7 +69,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/ssl_sni_sessions.t b/ssl_sni_sessions.t
index 3999dc5..88500dc 100644
--- a/ssl_sni_sessions.t
+++ b/ssl_sni_sessions.t
@@ -108,7 +108,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/ssl_verify_client.t b/ssl_verify_client.t
index 41a4fbe..5370e48 100644
--- a/ssl_verify_client.t
+++ b/ssl_verify_client.t
@@ -97,7 +97,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/stream_proxy_protocol_ssl.t b/stream_proxy_protocol_ssl.t
index 46eed07..b235191 100644
--- a/stream_proxy_protocol_ssl.t
+++ b/stream_proxy_protocol_ssl.t
@@ -59,7 +59,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/stream_proxy_ssl.t b/stream_proxy_ssl.t
index 315faaf..ccbbc24 100644
--- a/stream_proxy_ssl.t
+++ b/stream_proxy_ssl.t
@@ -72,7 +72,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/stream_proxy_ssl_name.t b/stream_proxy_ssl_name.t
index bf40486..a17deaa 100644
--- a/stream_proxy_ssl_name.t
+++ b/stream_proxy_ssl_name.t
@@ -101,7 +101,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/stream_proxy_ssl_name_complex.t b/stream_proxy_ssl_name_complex.t
index 5038978..0257c08 100644
--- a/stream_proxy_ssl_name_complex.t
+++ b/stream_proxy_ssl_name_complex.t
@@ -62,7 +62,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/stream_ssl.t b/stream_ssl.t
index f4fe11b..b94e093 100644
--- a/stream_ssl.t
+++ b/stream_ssl.t
@@ -90,7 +90,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/stream_ssl_preread.t b/stream_ssl_preread.t
index 604c718..0839d20 100644
--- a/stream_ssl_preread.t
+++ b/stream_ssl_preread.t
@@ -128,7 +128,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/stream_ssl_realip.t b/stream_ssl_realip.t
index 85e569d..186e822 100644
--- a/stream_ssl_realip.t
+++ b/stream_ssl_realip.t
@@ -85,7 +85,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/stream_ssl_variables.t b/stream_ssl_variables.t
index 1ea59d8..51cab68 100644
--- a/stream_ssl_variables.t
+++ b/stream_ssl_variables.t
@@ -74,7 +74,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/stream_ssl_verify_client.t b/stream_ssl_verify_client.t
index b89ef75..ccf8022 100644
--- a/stream_ssl_verify_client.t
+++ b/stream_ssl_verify_client.t
@@ -92,7 +92,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/stream_upstream_zone_ssl.t b/stream_upstream_zone_ssl.t
index 2d6ac48..431c012 100644
--- a/stream_upstream_zone_ssl.t
+++ b/stream_upstream_zone_ssl.t
@@ -92,7 +92,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]
diff --git a/upstream_zone_ssl.t b/upstream_zone_ssl.t
index 613702c..16420ab 100644
--- a/upstream_zone_ssl.t
+++ b/upstream_zone_ssl.t
@@ -89,7 +89,7 @@
 
 $t->write_file('openssl.conf', <<EOF);
 [ req ]
-default_bits = 2048
+default_bits = 1024
 encrypt_key = no
 distinguished_name = req_distinguished_name
 [ req_distinguished_name ]