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package main
import (
"fmt"
"os"
"github.com/edwarnicke/exechelper"
)
func testProxyHttpTcp(s *NsSuite, proxySetup func() error) error {
const outputFile = "test.data"
const srcFile = "10M"
stopServer := make(chan struct{}, 1)
serverRunning := make(chan struct{}, 1)
s.assertNil(proxySetup(), "failed to setup proxy")
// create test file
err := exechelper.Run(fmt.Sprintf("ip netns exec server truncate -s %s %s", srcFile, srcFile))
s.assertNil(err, "failed to run truncate command")
defer func() { os.Remove(srcFile) }()
fmt.Println("Test file created...")
go startHttpServer(serverRunning, stopServer, ":666", "server")
// TODO better error handling and recovery
<-serverRunning
defer func(chan struct{}) {
stopServer <- struct{}{}
}(stopServer)
fmt.Println("http server started...")
c := fmt.Sprintf("ip netns exec client wget --retry-connrefused --retry-on-http-error=503 --tries=10 -O %s 10.0.0.2:555/%s", outputFile, srcFile)
_, err = exechelper.CombinedOutput(c)
s.assertNil(err, "failed to run wget")
stopServer <- struct{}{}
defer func() { os.Remove(outputFile) }()
s.assertNil(assertFileSize(outputFile, srcFile))
return nil
}
func configureVppProxy(s *NsSuite) error {
container := s.getContainerByName("vpp")
testVppProxy := NewVppInstance(container)
testVppProxy.setVppProxy()
err := testVppProxy.start()
s.assertNil(err, "failed to start and configure VPP")
fmt.Println("VPP running and configured...")
output, err := testVppProxy.vppctl("test proxy server server-uri tcp://10.0.0.2/555 client-uri tcp://10.0.1.1/666")
fmt.Println("Proxy configured...", string(output))
return nil
}
func (s *NsSuite) TestVppProxyHttpTcp() {
err := testProxyHttpTcp(s, func() error {
return configureVppProxy(s)
})
s.assertNil(err)
}
func configureEnvoyProxy(s *NsSuite) error {
vppContainer := s.getContainerByName("vpp")
testVppForEnvoyProxy := NewVppInstance(vppContainer)
testVppForEnvoyProxy.setEnvoyProxy()
err := testVppForEnvoyProxy.start()
s.assertNil(err, "failed to start and configure VPP")
envoyContainer := s.getContainerByName("envoy")
envoyContainer.run()
fmt.Println("VPP running and configured...")
return nil
}
func (s *NsSuite) TestEnvoyProxyHttpTcp() {
err := testProxyHttpTcp(s, func() error {
return configureEnvoyProxy(s)
})
s.assertNil(err)
}
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