Trigger quay builds from Travis, so we build from non-broken only.

.travis.yml

@@ -22,7 +22,11 @@ script:
   --description "All-in-one PXE booting" --url "https://github.com/google/netboot"
   ./pixiecore=/usr/bin/pixiecore
 env:
+  # packagecloud.io API key
   secure: "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"
+  # quay.io trigger URL
+  secure: "XDV3Wf57zoCQx8BMUxdkYFuioEwJo/WQHO4rA9tbMLgOeDdHiS2gTPnF7OdxXwYuT1jEkBODUBql/U2Xku0b5fhJQV30oUdsL5R8wXR59xSYYUFOF5yg6MfhEdkh8VgcMNQcRGrkdTSHyOZ1ITEqqMAA6w/tg3sD4zLaUx5Ad4TlaHr3xB/1DJdgRbYJp2UMPzbLrmsTC/S/bJ4lEkJiFkUAdWejWKc3ji4ReGoHiYriwtDVvSPZLNucT76c1058KC/KA6r/Mf4Gr6Dn6ixQDa5T+7GWOf8+V/5qvYogURdxcc1faFOJNDnnJp7pe0NYnZHjl0onYN9dTul1gQoyPrq1MvXBvoINXtXWE9y54OWjtybiIasZ4IYpbW9VXylWEoFd+qpweFSAKTdYPXONzNgER3v33+HoRLjYRMrVUd4xgyxGRhwZqj3ankOwana3UhhSd+9SImR7tGUzh2V+NoMZWG3wk+GAP+2ak8SInbjHIHm3ZZ4/TpAtmK/W4yGww0BqQSvxkinS1zUxGCk1ZO33ZAHmutc+hSMr/DmGHKSbQ23lJpALVp/S2r0WgQOkcEnmau1okHupuFnBkLBQqc3dk4auCOWBmu5r24Ea+q0bG/ZPGkKqU9FPlsCQCJ84sn5o8HQ31bFGSRjZUwAazk8notbt7LY1HKfBReqyRMA="
+
 deploy:
 - provider: packagecloud
   repository: pixiecore
@@ -40,3 +44,8 @@ deploy:
   on:
     branch: master
     go: '1.7'
+- provider: script
+  script: go run scripts/trigger_quay_build.go
+  on:
+    branch: master
+    go: '1.7'

scripts/trigger_quay_build.go

@@ -0,0 +1,71 @@
+// Copyright 2017 Google Inc.
+//
+// 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.
+
+package main
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"io/ioutil"
+	"net/http"
+	"os"
+)
+
+type commitInfo struct {
+	Commit string `json:"commit"`
+	Ref    string `json:"ref"`
+	Branch string `json:"default_branch"`
+}
+
+func fatal(msg string, args ...interface{}) {
+	fmt.Printf(msg+"\n", args...)
+	os.Exit(1)
+}
+
+func main() {
+	info := commitInfo{
+		Commit: os.Getenv("TRAVIS_COMMIT"),
+		Ref:    "refs/heads/master",
+		Branch: "master",
+	}
+
+	if info.Commit == "" {
+		fatal("no TRAVIS_COMMIT found in environment")
+	}
+
+	bs, err := json.Marshal(info)
+	if err != nil {
+		fatal("marshal commitInfo: %s", err)
+	}
+
+	url := os.Getenv("QUAY_TRIGGER_URL")
+	if url == "" {
+		fatal("no QUAY_TRIGGER_URL found in environment")
+	}
+
+	resp, err := http.Post(url, "application/json", bytes.NewBuffer(bs))
+	if err != nil {
+		fatal("post to quay trigger: %s", err)
+	}
+	if resp.StatusCode != 200 {
+		msg, err := ioutil.ReadAll(resp.Body)
+		if err != nil {
+			fatal("reading error message from quay trigger response: %s", err)
+		}
+		fatal("non-200 status from quay trigger: %s (%q)", resp.Status, string(msg))
+	}
+
+	fmt.Printf("Triggered Quay build on commit %s\n", info.Commit)
+}