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Merge pull request #8277 from heyitsanthony/test-e2e-grpcproxy
e2e grpcproxy tests
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// Copyright 2017 The etcd Authors | ||
// | ||
// Licensed under the Apache License, Version 2.0 (the "License"); | ||
// you may not use this file except in compliance with the License. | ||
// You may obtain a copy of the License at | ||
// | ||
// http://www.apache.org/licenses/LICENSE-2.0 | ||
// | ||
// Unless required by applicable law or agreed to in writing, software | ||
// distributed under the License is distributed on an "AS IS" BASIS, | ||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
// See the License for the specific language governing permissions and | ||
// limitations under the License. | ||
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// +build !cluster_proxy | ||
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package e2e | ||
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func newEtcdProcess(cfg *etcdServerProcessConfig) (etcdProcess, error) { | ||
return newEtcdServerProcess(cfg) | ||
} |
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// Copyright 2017 The etcd Authors | ||
// | ||
// Licensed under the Apache License, Version 2.0 (the "License"); | ||
// you may not use this file except in compliance with the License. | ||
// You may obtain a copy of the License at | ||
// | ||
// http://www.apache.org/licenses/LICENSE-2.0 | ||
// | ||
// Unless required by applicable law or agreed to in writing, software | ||
// distributed under the License is distributed on an "AS IS" BASIS, | ||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
// See the License for the specific language governing permissions and | ||
// limitations under the License. | ||
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// +build cluster_proxy | ||
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package e2e | ||
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import ( | ||
"fmt" | ||
"net" | ||
"net/url" | ||
"os" | ||
"strconv" | ||
"strings" | ||
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"github.com/coreos/etcd/pkg/expect" | ||
) | ||
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type proxyEtcdProcess struct { | ||
etcdProc etcdProcess | ||
proxyV2 *proxyV2Proc | ||
proxyV3 *proxyV3Proc | ||
} | ||
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func newEtcdProcess(cfg *etcdServerProcessConfig) (etcdProcess, error) { | ||
return newProxyEtcdProcess(cfg) | ||
} | ||
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func newProxyEtcdProcess(cfg *etcdServerProcessConfig) (*proxyEtcdProcess, error) { | ||
ep, err := newEtcdServerProcess(cfg) | ||
if err != nil { | ||
return nil, err | ||
} | ||
pep := &proxyEtcdProcess{ | ||
etcdProc: ep, | ||
proxyV2: newProxyV2Proc(cfg), | ||
proxyV3: newProxyV3Proc(cfg), | ||
} | ||
return pep, nil | ||
} | ||
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func (p *proxyEtcdProcess) Config() *etcdServerProcessConfig { return p.etcdProc.Config() } | ||
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func (p *proxyEtcdProcess) EndpointsV2() []string { return p.proxyV2.endpoints() } | ||
func (p *proxyEtcdProcess) EndpointsV3() []string { return p.proxyV3.endpoints() } | ||
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func (p *proxyEtcdProcess) Start() error { | ||
if err := p.etcdProc.Start(); err != nil { | ||
return err | ||
} | ||
if err := p.proxyV2.Start(); err != nil { | ||
return err | ||
} | ||
return p.proxyV3.Start() | ||
} | ||
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func (p *proxyEtcdProcess) Restart() error { | ||
if err := p.etcdProc.Restart(); err != nil { | ||
return err | ||
} | ||
if err := p.proxyV2.Restart(); err != nil { | ||
return err | ||
} | ||
return p.proxyV3.Restart() | ||
} | ||
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func (p *proxyEtcdProcess) Stop() error { | ||
err := p.proxyV2.Stop() | ||
if v3err := p.proxyV3.Stop(); err == nil { | ||
err = v3err | ||
} | ||
if eerr := p.etcdProc.Stop(); eerr != nil && err == nil { | ||
// fails on go-grpc issue #1384 | ||
if !strings.Contains(eerr.Error(), "exit status 2") { | ||
err = eerr | ||
} | ||
} | ||
return err | ||
} | ||
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func (p *proxyEtcdProcess) Close() error { | ||
err := p.proxyV2.Close() | ||
if v3err := p.proxyV3.Close(); err == nil { | ||
err = v3err | ||
} | ||
if eerr := p.etcdProc.Close(); eerr != nil && err == nil { | ||
// fails on go-grpc issue #1384 | ||
if !strings.Contains(eerr.Error(), "exit status 2") { | ||
err = eerr | ||
} | ||
} | ||
return err | ||
} | ||
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func (p *proxyEtcdProcess) WithStopSignal(sig os.Signal) os.Signal { | ||
p.proxyV3.WithStopSignal(sig) | ||
p.proxyV3.WithStopSignal(sig) | ||
return p.etcdProc.WithStopSignal(sig) | ||
} | ||
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type proxyProc struct { | ||
execPath string | ||
args []string | ||
ep string | ||
donec chan struct{} | ||
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proc *expect.ExpectProcess | ||
} | ||
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func (pp *proxyProc) endpoints() []string { return []string{pp.ep} } | ||
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func (pp *proxyProc) start() error { | ||
if pp.proc != nil { | ||
panic("already started") | ||
} | ||
proc, err := spawnCmd(append([]string{pp.execPath}, pp.args...)) | ||
if err != nil { | ||
return err | ||
} | ||
pp.proc = proc | ||
return nil | ||
} | ||
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func (pp *proxyProc) waitReady(readyStr string) error { | ||
defer close(pp.donec) | ||
return waitReadyExpectProc(pp.proc, []string{readyStr}) | ||
} | ||
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func (pp *proxyProc) Stop() error { | ||
if pp.proc == nil { | ||
return nil | ||
} | ||
if err := pp.proc.Stop(); err != nil && !strings.Contains(err.Error(), "exit status 1") { | ||
// v2proxy exits with status 1 on auto tls; not sure why | ||
return err | ||
} | ||
pp.proc = nil | ||
<-pp.donec | ||
pp.donec = make(chan struct{}) | ||
return nil | ||
} | ||
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func (pp *proxyProc) WithStopSignal(sig os.Signal) os.Signal { | ||
ret := pp.proc.StopSignal | ||
pp.proc.StopSignal = sig | ||
return ret | ||
} | ||
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func (pp *proxyProc) Close() error { return pp.Stop() } | ||
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type proxyV2Proc struct { | ||
proxyProc | ||
dataDir string | ||
} | ||
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func proxyListenURL(cfg *etcdServerProcessConfig, portOffset int) string { | ||
u, err := url.Parse(cfg.acurl) | ||
if err != nil { | ||
panic(err) | ||
} | ||
host, port, _ := net.SplitHostPort(u.Host) | ||
p, _ := strconv.ParseInt(port, 10, 16) | ||
u.Host = fmt.Sprintf("%s:%d", host, int(p)+portOffset) | ||
return u.String() | ||
} | ||
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func newProxyV2Proc(cfg *etcdServerProcessConfig) *proxyV2Proc { | ||
listenAddr := proxyListenURL(cfg, 2) | ||
name := fmt.Sprintf("testname-proxy-%p", cfg) | ||
args := []string{ | ||
"--name", name, | ||
"--proxy", "on", | ||
"--listen-client-urls", listenAddr, | ||
"--initial-cluster", cfg.name + "=" + cfg.purl.String(), | ||
} | ||
return &proxyV2Proc{ | ||
proxyProc{ | ||
execPath: cfg.execPath, | ||
args: append(args, cfg.tlsArgs...), | ||
ep: listenAddr, | ||
donec: make(chan struct{}), | ||
}, | ||
name + ".etcd", | ||
} | ||
} | ||
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func (v2p *proxyV2Proc) Start() error { | ||
os.RemoveAll(v2p.dataDir) | ||
if err := v2p.start(); err != nil { | ||
return err | ||
} | ||
return v2p.waitReady("httpproxy: endpoints found") | ||
} | ||
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func (v2p *proxyV2Proc) Restart() error { | ||
if err := v2p.Stop(); err != nil { | ||
return err | ||
} | ||
return v2p.Start() | ||
} | ||
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func (v2p *proxyV2Proc) Stop() error { | ||
if err := v2p.proxyProc.Stop(); err != nil { | ||
return err | ||
} | ||
// v2 proxy caches members; avoid reuse of directory | ||
return os.RemoveAll(v2p.dataDir) | ||
} | ||
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type proxyV3Proc struct { | ||
proxyProc | ||
} | ||
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func newProxyV3Proc(cfg *etcdServerProcessConfig) *proxyV3Proc { | ||
listenAddr := proxyListenURL(cfg, 3) | ||
args := []string{ | ||
"grpc-proxy", | ||
"start", | ||
"--listen-addr", strings.Split(listenAddr, "/")[2], | ||
"--endpoints", cfg.acurl, | ||
// pass-through member RPCs | ||
"--advertise-client-url", "", | ||
} | ||
tlsArgs := []string{} | ||
for i := 0; i < len(cfg.tlsArgs); i++ { | ||
switch cfg.tlsArgs[i] { | ||
case "--cert-file": | ||
tlsArgs = append(tlsArgs, "--cert", cfg.tlsArgs[i+1], "--cert-file", cfg.tlsArgs[i+1]) | ||
i++ | ||
case "--key-file": | ||
tlsArgs = append(tlsArgs, "--key", cfg.tlsArgs[i+1], "--key-file", cfg.tlsArgs[i+1]) | ||
i++ | ||
case "--ca-file": | ||
tlsArgs = append(tlsArgs, "--cacert", cfg.tlsArgs[i+1], "--trusted-ca-file", cfg.tlsArgs[i+1]) | ||
i++ | ||
case "--auto-tls": | ||
tlsArgs = append(tlsArgs, "--auto-tls", "--insecure-skip-tls-verify") | ||
case "--peer-ca-file", "--peer-cert-file", "--peer-key-file": | ||
i++ // skip arg | ||
case "--client-cert-auth", "--peer-auto-tls": | ||
default: | ||
tlsArgs = append(tlsArgs, cfg.tlsArgs[i]) | ||
} | ||
} | ||
return &proxyV3Proc{ | ||
proxyProc{ | ||
execPath: cfg.execPath, | ||
args: append(args, tlsArgs...), | ||
ep: listenAddr, | ||
donec: make(chan struct{}), | ||
}, | ||
} | ||
} | ||
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func (v3p *proxyV3Proc) Restart() error { | ||
if err := v3p.Stop(); err != nil { | ||
return err | ||
} | ||
return v3p.Start() | ||
} | ||
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func (v3p *proxyV3Proc) Start() error { | ||
if err := v3p.start(); err != nil { | ||
return err | ||
} | ||
return v3p.waitReady("listening for grpc-proxy client requests") | ||
} |
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