hack/scripts-dev/docker-dns: add "certs-gateway" test case

Signed-off-by: Gyuho Lee <gyuhox@gmail.com>

hack/scripts-dev/docker-dns/certs-gateway/Procfile

@@ -0,0 +1,8 @@
+# Use goreman to run `go get github.com/mattn/goreman`
+etcd1: ./etcd --name m1 --data-dir /tmp/m1.data --listen-client-urls https://127.0.0.1:2379 --advertise-client-urls https://m1.etcd.local:2379 --listen-peer-urls https://127.0.0.1:2380 --initial-advertise-peer-urls=https://m1.etcd.local:2380 --initial-cluster-token tkn --initial-cluster=m1=https://m1.etcd.local:2380,m2=https://m2.etcd.local:22380,m3=https://m3.etcd.local:32380 --initial-cluster-state new --peer-cert-file=/certs-gateway/server.crt --peer-key-file=/certs-gateway/server.key.insecure --peer-trusted-ca-file=/certs-gateway/ca.crt --peer-client-cert-auth --cert-file=/certs-gateway/server.crt --key-file=/certs-gateway/server.key.insecure --trusted-ca-file=/certs-gateway/ca.crt --client-cert-auth
+
+etcd2: ./etcd --name m2 --data-dir /tmp/m2.data --listen-client-urls https://127.0.0.1:22379 --advertise-client-urls https://m2.etcd.local:22379 --listen-peer-urls https://127.0.0.1:22380 --initial-advertise-peer-urls=https://m2.etcd.local:22380 --initial-cluster-token tkn --initial-cluster=m1=https://m1.etcd.local:2380,m2=https://m2.etcd.local:22380,m3=https://m3.etcd.local:32380 --initial-cluster-state new --peer-cert-file=/certs-gateway/server.crt --peer-key-file=/certs-gateway/server.key.insecure --peer-trusted-ca-file=/certs-gateway/ca.crt --peer-client-cert-auth --cert-file=/certs-gateway/server.crt --key-file=/certs-gateway/server.key.insecure --trusted-ca-file=/certs-gateway/ca.crt --client-cert-auth
+
+etcd3: ./etcd --name m3 --data-dir /tmp/m3.data --listen-client-urls https://127.0.0.1:32379 --advertise-client-urls https://m3.etcd.local:32379 --listen-peer-urls https://127.0.0.1:32380 --initial-advertise-peer-urls=https://m3.etcd.local:32380 --initial-cluster-token tkn --initial-cluster=m1=https://m1.etcd.local:2380,m2=https://m2.etcd.local:22380,m3=https://m3.etcd.local:32380 --initial-cluster-state new --peer-cert-file=/certs-gateway/server.crt --peer-key-file=/certs-gateway/server.key.insecure --peer-trusted-ca-file=/certs-gateway/ca.crt --peer-client-cert-auth --cert-file=/certs-gateway/server.crt --key-file=/certs-gateway/server.key.insecure --trusted-ca-file=/certs-gateway/ca.crt --client-cert-auth
+
+gateway: ./etcd gateway start --endpoints https://m1.etcd.local:2379,https://m2.etcd.local:22379,https://m3.etcd.local:32379 --trusted-ca-file /certs-gateway/ca.crt --listen-addr 127.0.0.1:23790

hack/scripts-dev/docker-dns/certs-gateway/ca-csr.json

@@ -0,0 +1,19 @@
+{
+  "key": {
+    "algo": "rsa",
+    "size": 2048
+  },
+  "names": [
+    {
+      "O": "etcd",
+      "OU": "etcd Security",
+      "L": "San Francisco",
+      "ST": "California",
+      "C": "USA"
+    }
+  ],
+  "CN": "ca",
+  "ca": {
+    "expiry": "87600h"
+  }
+}

hack/scripts-dev/docker-dns/certs-gateway/ca.crt

@@ -0,0 +1,22 @@
+-----BEGIN CERTIFICATE-----
+MIIDsTCCApmgAwIBAgIUClliB9ECLPuQpOrlqLkeI1ib7zYwDQYJKoZIhvcNAQEL
+BQAwbzEMMAoGA1UEBhMDVVNBMRMwEQYDVQQIEwpDYWxpZm9ybmlhMRYwFAYDVQQH
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+Y3VyaXR5MQswCQYDVQQDEwJjYTAeFw0xNzEyMDExOTE3MDBaFw0yNzExMjkxOTE3
+MDBaMG8xDDAKBgNVBAYTA1VTQTETMBEGA1UECBMKQ2FsaWZvcm5pYTEWMBQGA1UE
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+ZWN1cml0eTELMAkGA1UEAxMCY2EwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEK
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+ffBaVfvG55WKjwAqgNU17jK/Rxw1ev9mp4aCkXkD0KUTGLcoZw==
+-----END CERTIFICATE-----

hack/scripts-dev/docker-dns/certs-gateway/gencert.json

@@ -0,0 +1,13 @@
+{
+  "signing": {
+    "default": {
+        "usages": [
+          "signing",
+          "key encipherment",
+          "server auth",
+          "client auth"
+        ],
+        "expiry": "87600h"
+    }
+  }
+}

hack/scripts-dev/docker-dns/certs-gateway/gencerts.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+
+if ! [[ "$0" =~ "./gencerts.sh" ]]; then
+	echo "must be run from 'fixtures'"
+	exit 255
+fi
+
+if ! which cfssl; then
+	echo "cfssl is not installed"
+	exit 255
+fi
+
+cfssl gencert --initca=true ./ca-csr.json | cfssljson --bare ./ca
+mv ca.pem ca.crt
+openssl x509 -in ca.crt -noout -text
+
+# generate wildcard certificates DNS: *.etcd.local
+cfssl gencert \
+    --ca ./ca.crt \
+    --ca-key ./ca-key.pem \
+    --config ./gencert.json \
+    ./server-ca-csr.json | cfssljson --bare ./server
+mv server.pem server.crt
+mv server-key.pem server.key.insecure
+
+rm -f *.csr *.pem *.stderr *.txt

hack/scripts-dev/docker-dns/certs-gateway/run.sh

@@ -0,0 +1,47 @@
+#!/bin/sh
+rm -rf /tmp/m1.data /tmp/m2.data /tmp/m3.data
+
+/etc/init.d/bind9 start
+
+# get rid of hosts so go lookup won't resolve 127.0.0.1 to localhost
+cat /dev/null >/etc/hosts
+
+goreman -f /certs-gateway/Procfile start &
+
+# TODO: remove random sleeps
+sleep 7s
+
+ETCDCTL_API=3 ./etcdctl \
+  --cacert=/certs-gateway/ca.crt \
+  --cert=/certs-gateway/server.crt \
+  --key=/certs-gateway/server.key.insecure \
+  --endpoints=https://m1.etcd.local:2379 \
+  endpoint health --cluster
+
+ETCDCTL_API=3 ./etcdctl \
+  --cacert=/certs-gateway/ca.crt \
+  --cert=/certs-gateway/server.crt \
+  --key=/certs-gateway/server.key.insecure \
+  --endpoints=https://m1.etcd.local:2379,https://m2.etcd.local:22379,https://m3.etcd.local:32379 \
+  put abc def
+
+ETCDCTL_API=3 ./etcdctl \
+  --cacert=/certs-gateway/ca.crt \
+  --cert=/certs-gateway/server.crt \
+  --key=/certs-gateway/server.key.insecure \
+  --endpoints=https://m1.etcd.local:2379,https://m2.etcd.local:22379,https://m3.etcd.local:32379 \
+  get abc
+
+ETCDCTL_API=3 ./etcdctl \
+  --cacert=/certs-gateway/ca.crt \
+  --cert=/certs-gateway/server.crt \
+  --key=/certs-gateway/server.key.insecure \
+  --endpoints=127.0.0.1:23790 \
+  put ghi jkl
+
+ETCDCTL_API=3 ./etcdctl \
+  --cacert=/certs-gateway/ca.crt \
+  --cert=/certs-gateway/server.crt \
+  --key=/certs-gateway/server.key.insecure \
+  --endpoints=127.0.0.1:23790 \
+  get ghi

hack/scripts-dev/docker-dns/certs-gateway/server-ca-csr.json

@@ -0,0 +1,22 @@
+{
+  "key": {
+    "algo": "rsa",
+    "size": 2048
+  },
+  "names": [
+    {
+      "O": "etcd",
+      "OU": "etcd Security",
+      "L": "San Francisco",
+      "ST": "California",
+      "C": "USA"
+    }
+  ],
+  "hosts": [
+    "m1.etcd.local",
+    "m2.etcd.local",
+    "m3.etcd.local",
+    "127.0.0.1",
+    "localhost"
+  ]
+}

hack/scripts-dev/docker-dns/certs-gateway/server.crt

@@ -0,0 +1,25 @@
+-----BEGIN CERTIFICATE-----
+MIIEKTCCAxGgAwIBAgIUDOkW+H3KLeHEwsovqOUMKKfEuqQwDQYJKoZIhvcNAQEL
+BQAwbzEMMAoGA1UEBhMDVVNBMRMwEQYDVQQIEwpDYWxpZm9ybmlhMRYwFAYDVQQH
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+9H6q3inNQaLyJHSYWQ==
+-----END CERTIFICATE-----

hack/scripts-dev/docker-dns/certs-gateway/server.key.insecure

@@ -0,0 +1,27 @@
+-----BEGIN RSA PRIVATE KEY-----
+MIIEpAIBAAKCAQEA1+7b3yQLEVgpcCZ0bkF6qcWh7MAlAK2C/5lFLT44HiFWxqGc
+1KzO0R8gmdVK9glOvW75MZJvMFmrzm5rdL3YzOj/vXKgOUWOPUl8GY90vUiPXbno
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+-----END RSA PRIVATE KEY-----