296 lines
9.6 KiB
Go
296 lines
9.6 KiB
Go
package service
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import (
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"crypto/tls"
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"crypto/x509"
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"net"
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"net/http"
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"net/http/httptest"
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"sync/atomic"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"github.com/traefik/traefik/v2/pkg/config/dynamic"
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traefiktls "github.com/traefik/traefik/v2/pkg/tls"
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)
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func Int32(i int32) *int32 {
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return &i
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}
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// LocalhostCert is a PEM-encoded TLS cert
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// for host example.com, www.example.com
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// expiring at Jan 29 16:00:00 2084 GMT.
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// go run $GOROOT/src/crypto/tls/generate_cert.go --rsa-bits 1024 --host example.com,www.example.com --ca --start-date "Jan 1 00:00:00 1970" --duration=1000000h
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var LocalhostCert = []byte(`-----BEGIN CERTIFICATE-----
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MIICDDCCAXWgAwIBAgIQH20JmcOlcRWHNuf62SYwszANBgkqhkiG9w0BAQsFADAS
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MRAwDgYDVQQKEwdBY21lIENvMCAXDTcwMDEwMTAwMDAwMFoYDzIwODQwMTI5MTYw
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MDAwWjASMRAwDgYDVQQKEwdBY21lIENvMIGfMA0GCSqGSIb3DQEBAQUAA4GNADCB
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iQKBgQC0qINy3F4oq6viDnlpDDE5J08iSRGggg6EylJKBKZfphEG2ufgK78Dufl3
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+7b0LlEY2AeZHwviHODqC9a6ihj1ZYQk0/djAh+OeOhFEWu+9T/VP8gVFarFqT8D
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Opy+hrG7YJivUIzwb4fmJQRI7FajzsnGyM6LiXLU+0qzb7ZO/QIDAQABo2EwXzAO
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BgNVHQ8BAf8EBAMCAqQwEwYDVR0lBAwwCgYIKwYBBQUHAwEwDwYDVR0TAQH/BAUw
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AwEB/zAnBgNVHREEIDAeggtleGFtcGxlLmNvbYIPd3d3LmV4YW1wbGUuY29tMA0G
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CSqGSIb3DQEBCwUAA4GBAB+eluoQYzyyMfeEEAOtlldevx5MtDENT05NB0WI+91R
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we7mX8lv763u0XuCWPxbHszhclI6FFjoQef0Z1NYLRm8ZRq58QqWDFZ3E6wdDK+B
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+OWvkW+hRavo6R9LzIZPfbv8yBo4M9PK/DXw8hLqH7VkkI+Gh793iH7Ugd4A7wvT
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-----END CERTIFICATE-----`)
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// LocalhostKey is the private key for localhostCert.
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var LocalhostKey = []byte(`-----BEGIN PRIVATE KEY-----
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MIICdwIBADANBgkqhkiG9w0BAQEFAASCAmEwggJdAgEAAoGBALSog3LcXiirq+IO
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eWkMMTknTyJJEaCCDoTKUkoEpl+mEQba5+ArvwO5+Xf7tvQuURjYB5kfC+Ic4OoL
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1rqKGPVlhCTT92MCH4546EURa771P9U/yBUVqsWpPwM6nL6GsbtgmK9QjPBvh+Yl
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BEjsVqPOycbIzouJctT7SrNvtk79AgMBAAECgYB1wMT1MBgbkFIXpXGTfAP1id61
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rUTVBxCpkypx3ngHLjo46qRq5Hi72BN4FlTY8fugIudI8giP2FztkMvkiLDc4m0p
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Gn+QMJzjlBjjTuNLvLy4aSmNRLIC3mtbx9PdU71DQswEpJHFj/vmsxbuSrG1I1YE
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r1reuSo2ow6fOAjXLQJBANpz+RkOiPSPuvl+gi1sp2pLuynUJVDVqWZi386YRpfg
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DiKCLpqwqYDkOozm/fwFALvwXKGmsyyL43HO8eI+2NsCQQDTtY32V+02GPecdsyq
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msK06EPVTSaYwj9Mm+q709KsmYFHLXDqXjcKV4UgKYKRPz7my1fXodMmGmfuh1a3
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/HMHAkEAmOQKN0tA90mRJwUvvvMIyRBv0fq0kzq28P3KfiF9ZtZdjjFmxMVYHOmf
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QPZ6VGR7+w1jB5BQXqEZcpHQIPSzeQJBAIy9tZJ/AYNlNbcegxEnsSjy/6VdlLsY
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51vWi0Yym2uC4R6gZuBnoc+OP0ISVmqY0Qg9RjhjrCs4gr9f2ZaWjSECQCxqZMq1
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3viJ8BGCC0m/5jv1EHur3YgwphYCkf4Li6DKwIdMLk1WXkTcPIY3V2Jqj8rPEB5V
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rqPRSAtd/h6oZbs=
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-----END PRIVATE KEY-----`)
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// openssl req -newkey rsa:2048 \
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// -new -nodes -x509 \
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// -days 3650 \
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// -out cert.pem \
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// -keyout key.pem \
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// -subj "/CN=example.com"
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// -addext "subjectAltName = DNS:example.com"
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var mTLSCert = []byte(`-----BEGIN CERTIFICATE-----
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MIIDJTCCAg2gAwIBAgIUYKnGcLnmMosOSKqTn4ydAMURE4gwDQYJKoZIhvcNAQEL
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BQAwFjEUMBIGA1UEAwwLZXhhbXBsZS5jb20wHhcNMjAwODEzMDkyNzIwWhcNMzAw
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ODExMDkyNzIwWjAWMRQwEgYDVQQDDAtleGFtcGxlLmNvbTCCASIwDQYJKoZIhvcN
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AQEBBQADggEPADCCAQoCggEBAOAe+QM1c9lZ2TPRgoiuPAq2A3Pfu+i82lmqrTJ0
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PR2Cx1fPbccCUTFJPlxSDiaMrwtvqw1yP9L2Pu/vJK5BY4YDVDtFGKjpRBau1otJ
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iY50O5qMo3sfLqR4/1VsQGlLVZYLD3dyc4ZTmOp8+7tJ2SyGorojbIKfimZT7XD7
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dzrVr4h4Gn+SzzOnoKyx29uaNRP+XuMYHmHyQcJE03pUGhkTOvMwBlF96QdQ9WG0
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D+1CxRciEsZXE+imKBHoaTgrTkpnFHzsrIEw+OHQYf30zuT/k/lkgv1vqEwINHjz
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W2VeTur5eqVvA7zZdoEXMRy7BUvh/nZk5AXkXAmZLn0eUg8CAwEAAaNrMGkwHQYD
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VR0OBBYEFEDrbhPDt+hi3ZOzk6S/CFAVHwk0MB8GA1UdIwQYMBaAFEDrbhPDt+hi
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3ZOzk6S/CFAVHwk0MA8GA1UdEwEB/wQFMAMBAf8wFgYDVR0RBA8wDYILZXhhbXBs
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ZS5jb20wDQYJKoZIhvcNAQELBQADggEBAG/JRJWeUNx2mDJAk8W7Syq3gmQB7s9f
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+yY/XVRJZGahOPilABqFpC6GVn2HWuvuOqy8/RGk9ja5abKVXqE6YKrljqo3XfzB
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KQcOz4SFirpkHvNCiEcK3kggN3wJWqL2QyXAxWldBBBCO9yx7a3cux31C//sTUOG
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xq4JZDg171U1UOpfN1t0BFMdt05XZFEM247N7Dcf7HoXwAa7eyLKgtKWqPDqGrFa
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fvGDDKK9X/KVsU2x9V3pG+LsJg7ogUnSyD2r5G1F3Y8OVs2T/783PaN0M35fDL38
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09VbsxA2GasOHZrghUzT4UvZWWZbWEmG975hFYvdj6DlK9K0s5TdKIs=
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-----END CERTIFICATE-----`)
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var mTLSKey = []byte(`-----BEGIN PRIVATE KEY-----
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MIIEvgIBADANBgkqhkiG9w0BAQEFAASCBKgwggSkAgEAAoIBAQDgHvkDNXPZWdkz
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0YKIrjwKtgNz37vovNpZqq0ydD0dgsdXz23HAlExST5cUg4mjK8Lb6sNcj/S9j7v
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7ySuQWOGA1Q7RRio6UQWrtaLSYmOdDuajKN7Hy6keP9VbEBpS1WWCw93cnOGU5jq
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fPu7SdkshqK6I2yCn4pmU+1w+3c61a+IeBp/ks8zp6CssdvbmjUT/l7jGB5h8kHC
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RNN6VBoZEzrzMAZRfekHUPVhtA/tQsUXIhLGVxPopigR6Gk4K05KZxR87KyBMPjh
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0GH99M7k/5P5ZIL9b6hMCDR481tlXk7q+XqlbwO82XaBFzEcuwVL4f52ZOQF5FwJ
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mS59HlIPAgMBAAECggEAAKLV3hZ2v7UrkqQTlMO50+X0WI3YAK8Yh4yedTgzPDQ0
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0KD8FMaC6HrmvGhXNfDMRmIIwD8Ew1qDjzbEieIRoD2+LXTivwf6c34HidmplEfs
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K2IezKin/zuArgNio2ndUlGxt4sRnN373x5/sGZjQWcYayLSmgRN5kByuhFco0Qa
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oSrXcXNUlb+KgRQXPDU4+M35tPHvLdyg+tko/m/5uK9dc9MNvGZHOMBKg0VNURJb
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V1l3dR+evwvpqHzBvWiqN/YOiUUvIxlFKA35hJkfCl7ivFs4CLqqFNCKDao95fWe
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s0UR9iMakT48jXV76IfwZnyX10OhIWzKls5trjDL8QKBgQD3thQJ8e0FL9y1W+Ph
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mCdEaoffSPkgSn64wIsQ9bMmv4y+KYBK5AhqaHgYm4LgW4x1+CURNFu+YFEyaNNA
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kNCXFyRX3Em3vxcShP5jIqg+f07mtXPKntWP/zBeKQWgdHX371oFTfaAlNuKX/7S
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n0jBYjr4Iof1bnquMQvUoHCYWwKBgQDnntFU9/AQGaQIvhfeU1XKFkQ/BfhIsd27
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RlmiCi0ee9Ce74cMAhWr/9yg0XUxzrh+Ui1xnkMVTZ5P8tWIxROokznLUTGJA5rs
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zB+ovCPFZcquTwNzn7SBnpHTR0OqJd8sd89P5ST2SqufeSF/gGi5sTs4EocOLCpZ
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EPVIfm47XQKBgB4d5RHQeCDJUOw739jtxthqm1pqZN+oLwAHaOEG/mEXqOT15sM0
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NlG5oeBcB+1/M/Sj1t3gn8blrvmSBR00fifgiGqmPdA5S3TU9pjW/d2bXNxv80QP
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S6fWPusz0ZtQjYc3cppygCXh808/nJu/AfmBF+pTSHRumjvTery/RPFBAoGBAMi/
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zCta4cTylEvHhqR5kiefePMu120aTFYeuV1KeKStJ7o5XNE5lVMIZk80e+D5jMpf
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q2eIhhgWuBoPHKh4N3uqbzMbYlWgvEx09xOmTVKv0SWW8iTqzOZza2y1nZ4BSRcf
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mJ1ku86EFZAYysHZp+saA3usA0ZzXRjpK87zVdM5AoGBAOSqI+t48PnPtaUDFdpd
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taNNVDbcecJatm3w8VDWnarahfWe66FIqc9wUkqekqAgwZLa0AGdUalvXfGrHfNs
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PtvuNc5EImfSkuPBYLBslNxtjbBvAYgacEdY+gRhn2TeIUApnND58lCWsKbNHLFZ
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ajIPbTY+Fe9OTOFTN48ujXNn
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-----END PRIVATE KEY-----`)
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func TestKeepConnectionWhenSameConfiguration(t *testing.T) {
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srv := httptest.NewUnstartedServer(http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {
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rw.WriteHeader(http.StatusOK)
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}))
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connCount := Int32(0)
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srv.Config.ConnState = func(conn net.Conn, state http.ConnState) {
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if state == http.StateNew {
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atomic.AddInt32(connCount, 1)
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}
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}
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cert, err := tls.X509KeyPair(LocalhostCert, LocalhostKey)
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require.NoError(t, err)
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srv.TLS = &tls.Config{Certificates: []tls.Certificate{cert}}
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srv.StartTLS()
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rtManager := NewRoundTripperManager()
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dynamicConf := map[string]*dynamic.ServersTransport{
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"test": {
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ServerName: "example.com",
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RootCAs: []traefiktls.FileOrContent{traefiktls.FileOrContent(LocalhostCert)},
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},
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}
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for i := 0; i < 10; i++ {
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rtManager.Update(dynamicConf)
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tr, err := rtManager.Get("test")
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require.NoError(t, err)
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client := http.Client{Transport: tr}
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resp, err := client.Get(srv.URL)
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require.NoError(t, err)
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require.Equal(t, http.StatusOK, resp.StatusCode)
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}
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count := atomic.LoadInt32(connCount)
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require.EqualValues(t, 1, count)
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dynamicConf = map[string]*dynamic.ServersTransport{
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"test": {
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ServerName: "www.example.com",
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RootCAs: []traefiktls.FileOrContent{traefiktls.FileOrContent(LocalhostCert)},
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},
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}
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rtManager.Update(dynamicConf)
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tr, err := rtManager.Get("test")
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require.NoError(t, err)
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client := http.Client{Transport: tr}
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resp, err := client.Get(srv.URL)
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require.NoError(t, err)
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require.Equal(t, http.StatusOK, resp.StatusCode)
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count = atomic.LoadInt32(connCount)
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assert.EqualValues(t, 2, count)
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}
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func TestMTLS(t *testing.T) {
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srv := httptest.NewUnstartedServer(http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {
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rw.WriteHeader(http.StatusOK)
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}))
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cert, err := tls.X509KeyPair(LocalhostCert, LocalhostKey)
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require.NoError(t, err)
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clientPool := x509.NewCertPool()
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clientPool.AppendCertsFromPEM(mTLSCert)
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srv.TLS = &tls.Config{
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// For TLS
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Certificates: []tls.Certificate{cert},
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// For mTLS
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ClientAuth: tls.RequireAndVerifyClientCert,
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ClientCAs: clientPool,
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}
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srv.StartTLS()
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rtManager := NewRoundTripperManager()
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dynamicConf := map[string]*dynamic.ServersTransport{
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"test": {
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ServerName: "example.com",
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// For TLS
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RootCAs: []traefiktls.FileOrContent{traefiktls.FileOrContent(LocalhostCert)},
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// For mTLS
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Certificates: traefiktls.Certificates{
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traefiktls.Certificate{
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CertFile: traefiktls.FileOrContent(mTLSCert),
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KeyFile: traefiktls.FileOrContent(mTLSKey),
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},
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},
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},
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}
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rtManager.Update(dynamicConf)
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tr, err := rtManager.Get("test")
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require.NoError(t, err)
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client := http.Client{Transport: tr}
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resp, err := client.Get(srv.URL)
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require.NoError(t, err)
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assert.Equal(t, http.StatusOK, resp.StatusCode)
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}
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func TestDisableHTTP2(t *testing.T) {
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testCases := []struct {
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desc string
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disableHTTP2 bool
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serverHTTP2 bool
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expectedProto string
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}{
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{
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desc: "HTTP1 capable client with HTTP1 server",
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disableHTTP2: true,
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expectedProto: "HTTP/1.1",
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},
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{
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desc: "HTTP1 capable client with HTTP2 server",
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disableHTTP2: true,
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serverHTTP2: true,
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expectedProto: "HTTP/1.1",
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},
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{
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desc: "HTTP2 capable client with HTTP1 server",
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expectedProto: "HTTP/1.1",
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},
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{
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desc: "HTTP2 capable client with HTTP2 server",
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serverHTTP2: true,
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expectedProto: "HTTP/2.0",
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},
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}
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for _, test := range testCases {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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t.Parallel()
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srv := httptest.NewUnstartedServer(http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {
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rw.WriteHeader(http.StatusOK)
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}))
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srv.EnableHTTP2 = test.serverHTTP2
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srv.StartTLS()
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rtManager := NewRoundTripperManager()
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dynamicConf := map[string]*dynamic.ServersTransport{
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"test": {
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DisableHTTP2: test.disableHTTP2,
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InsecureSkipVerify: true,
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},
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}
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rtManager.Update(dynamicConf)
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tr, err := rtManager.Get("test")
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require.NoError(t, err)
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client := http.Client{Transport: tr}
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resp, err := client.Get(srv.URL)
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require.NoError(t, err)
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assert.Equal(t, http.StatusOK, resp.StatusCode)
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assert.Equal(t, test.expectedProto, resp.Proto)
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})
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}
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}
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