Add fluxctl install command

Makefile

@@ -1,5 +1,5 @@
 .DEFAULT: all
-.PHONY: all release-bins clean realclean test integration-test check-generated
+.PHONY: all release-bins clean realclean test integration-test generate-deploy check-generated
 
 SUDO := $(shell docker info > /dev/null 2> /dev/null || echo "sudo")
 
@@ -18,11 +18,7 @@ endif
 CURRENT_OS_ARCH=$(shell echo `go env GOOS`-`go env GOARCH`)
 GOBIN?=$(shell echo `go env GOPATH`/bin)
 
-# NB because this outputs absolute file names, you have to be careful
-# if you're testing out the Makefile with `-W` (pretend a file is
-# new); use the full path to the pretend-new file, e.g.,
-#  `make -W $PWD/registry/registry.go`
-godeps=$(shell go list -deps -f '{{if not .Standard}}{{ $$dep := . }}{{range .GoFiles}}{{$$dep.Dir}}/{{.}} {{end}}{{end}}' $(1))
+godeps=$(shell go list -deps -f '{{if not .Standard}}{{ $$dep := . }}{{range .GoFiles}}{{$$dep.Dir}}/{{.}} {{end}}{{end}}' $(1) | sed "s%${PWD}/%%g")
 
 FLUXD_DEPS:=$(call godeps,./cmd/fluxd/...)
 FLUXCTL_DEPS:=$(call godeps,./cmd/fluxctl/...)
@@ -124,7 +120,15 @@ $(GOBIN)/helm-operator: $(HELM_OPERATOR_DEPS)
 integration-test: all
 	test/bin/test-flux
 
-check-generated:
+
+
+generate-deploy: install/generated_templates.gogen.go
+	cd deploy && go run ../install/generate.go deploy
+
+install/generated_templates.gogen.go: install/templates/*
+	cd install && go run generate.go embedded-templates
+
+check-generated: generate-deploy install/generated_templates.gogen.go
 	./bin/helm/update_codegen.sh
-	git diff --exit-code -- integrations/apis intergrations/client
+	git diff --exit-code -- integrations/apis intergrations/client install/generated_templates.gogen.go
 

bin/helm/update_codegen.sh

@@ -8,7 +8,7 @@ SCRIPT_ROOT=$(dirname ${BASH_SOURCE})/../..
 CODEGEN_PKG=${CODEGEN_PKG:-$(echo `go env GOPATH`'/pkg/mod/k8s.io/code-generator@v0.0.0-20190511023357-639c964206c2')}
 
 go mod download # make sure the code-generator is downloaded
-bash ${CODEGEN_PKG}/generate-groups.sh all github.com/weaveworks/flux/integrations/client \
+env GOPATH=`go env GOPATH` bash ${CODEGEN_PKG}/generate-groups.sh all github.com/weaveworks/flux/integrations/client \
               github.com/weaveworks/flux/integrations/apis \
               "flux.weave.works:v1beta1 helm.integrations.flux.weave.works:v1alpha2" \
   --go-header-file "${SCRIPT_ROOT}/bin/helm/custom-boilerplate.go.txt"

cmd/fluxctl/install_cmd.go

@@ -0,0 +1,62 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/spf13/cobra"
+
+	"github.com/weaveworks/flux/install"
+)
+
+type installOpts install.TemplateParameters
+
+func newInstall() *installOpts {
+	return &installOpts{}
+}
+
+func (opts *installOpts) Command() *cobra.Command {
+	cmd := &cobra.Command{
+		Use:   "install",
+		Short: "Print and tweak Kubernetes manifests needed to install Flux in a Cluster",
+		Example: `# Install Flux and make it use Git repository git@github.com:<your username>/flux-get-started
+fluxctl install --git-url 'git@github.com:<your username>/flux-get-started' | kubectl -f -`,
+		RunE: opts.RunE,
+	}
+	cmd.Flags().StringVarP(&opts.GitURL, "git-url", "", "",
+		"URL of the Git repository to be used by Flux, e.g. git@github.com:<your username>/flux-get-started")
+	cmd.Flags().StringVarP(&opts.GitBranch, "git-branch", "", "master",
+		"Git branch to be used by Flux")
+	cmd.Flags().StringSliceVarP(&opts.GitPaths, "git-paths", "", []string{},
+		"Relative paths within the Git repo for Flux to locate Kubernetes manifests")
+	cmd.Flags().StringVarP(&opts.GitLabel, "git-label", "", "flux",
+		"Git label to keep track of Flux's sync progress; overrides both --git-sync-tag and --git-notes-ref")
+	cmd.Flags().StringVarP(&opts.GitUser, "git-user", "", "Flux",
+		"Username to use as git committer")
+	cmd.Flags().StringVarP(&opts.GitEmail, "git-email", "", "",
+		"Email to use as git committer")
+	cmd.Flags().StringVarP(&opts.Namespace, "namespace", "", getKubeConfigContextNamespace("default"),
+		"Cluster namespace where to install flux")
+	return cmd
+}
+
+func (opts *installOpts) RunE(cmd *cobra.Command, args []string) error {
+	if opts.GitURL == "" {
+		return fmt.Errorf("please supply a valid --git-url argument")
+	}
+	if opts.GitEmail == "" {
+		return fmt.Errorf("please supply a valid --git-email argument")
+	}
+	manifests, err := install.FillInTemplates(install.TemplateParameters(*opts))
+	if err != nil {
+		return err
+	}
+	for fileName, content := range manifests {
+		if _, err := os.Stdout.Write(content); err != nil {
+			return fmt.Errorf("cannot output manifest file %s: %s", fileName, err)
+		}
+
+	}
+
+	return nil
+}

cmd/fluxctl/root_cmd.go

@@ -89,15 +89,18 @@ func (opts *rootOpts) Command() *cobra.Command {
 		newSave(opts).Command(),
 		newIdentity(opts).Command(),
 		newSync(opts).Command(),
+		newInstall().Command(),
 	)
 
 	return cmd
 }
 
 func (opts *rootOpts) PersistentPreRunE(cmd *cobra.Command, _ []string) error {
-	// skip port forward for version command
+	// skip port forward for certain commands
 	switch cmd.Use {
 	case "version":
+		fallthrough
+	case "install":
 		return nil
 	}
 

deploy/flux-deployment.yaml

@@ -117,7 +117,7 @@ spec:
         # mounted above, for K8s >= 1.10
         - --ssh-keygen-dir=/var/fluxd/keygen
 
-        # Replace or remove the following URL.
+        # Replace the following URL to change the Git repository used by Flux.
         - --git-url=git@github.com:weaveworks/flux-get-started
         - --git-branch=master
         # include this if you want to restrict the manifests considered by flux

deploy/memcache-svc.yaml

@@ -8,4 +8,4 @@ spec:
     - name: memcached
       port: 11211
   selector:
-    name: memcached
+    name: memcached

go.mod

@@ -36,7 +36,7 @@ require (
 	github.com/hashicorp/golang-lru v0.5.1 // indirect
 	github.com/huandu/xstrings v1.2.0 // indirect
 	github.com/imdario/mergo v0.3.7
-	github.com/inconshreveable/mousetrap v1.0.0 // indirect
+	github.com/instrumenta/kubeval v0.0.0-20190720105720-70e32d660927
 	github.com/justinbarrick/go-k8s-portforward v1.0.4-0.20190722134107-d79fe1b9d79d
 	github.com/konsorten/go-windows-terminal-sequences v1.0.2 // indirect
 	github.com/ncabatoff/go-seq v0.0.0-20180805175032-b08ef85ed833
@@ -51,6 +51,8 @@ require (
 	github.com/prometheus/common v0.3.0 // indirect
 	github.com/prometheus/procfs v0.0.0-20190412120340-e22ddced7142 // indirect
 	github.com/ryanuber/go-glob v1.0.0
+	github.com/shurcooL/httpfs v0.0.0-20190707220628-8d4bc4ba7749
+	github.com/shurcooL/vfsgen v0.0.0-20181202132449-6a9ea43bcacd
 	github.com/sirupsen/logrus v1.4.1 // indirect
 	github.com/spf13/cobra v0.0.3
 	github.com/spf13/pflag v1.0.3

go.sum

@@ -59,6 +59,8 @@ github.com/elazarl/goproxy/ext v0.0.0-20190421051319-9d40249d3c2f/go.mod h1:gNh8
 github.com/envoyproxy/go-control-plane v0.6.9/go.mod h1:SBwIajubJHhxtWwsL9s8ss4safvEdbitLhGGK48rN6g=
 github.com/evanphx/json-patch v4.1.0+incompatible h1:K1MDoo4AZ4wU0GIU/fPmtZg7VpzLjCxu+UwBD1FvwOc=
 github.com/evanphx/json-patch v4.1.0+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLiYLvXMP4fmwYFNcr97nuDLSk=
+github.com/fatih/color v1.7.0 h1:DkWD4oS2D8LGGgTQ6IvwJJXSL5Vp2ffcQg58nFV38Ys=
+github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
 github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/ghodss/yaml v1.0.0 h1:wQHKEahhL6wmXdzwWG11gIVCkOv05bNOh+Rxn0yngAk=
@@ -119,11 +121,17 @@ github.com/gorilla/websocket v1.4.0 h1:WDFjx/TMzVgy9VdMMQi2K2Emtwi2QcUQsztZ/zLaH
 github.com/gorilla/websocket v1.4.0/go.mod h1:E7qHFY5m1UJ88s3WnNqhKjPHQ0heANvMoAMk2YaljkQ=
 github.com/grpc-ecosystem/grpc-gateway v1.8.5 h1:2+KSC78XiO6Qy0hIjfc1OD9H+hsaJdJlb8Kqsd41CTE=
 github.com/grpc-ecosystem/grpc-gateway v1.8.5/go.mod h1:vNeuVxBJEsws4ogUvrchl83t/GYV9WGTSLVdBhOQFDY=
+github.com/hashicorp/errwrap v0.0.0-20180715044906-d6c0cd880357 h1:Rem2+U35z1QtPQc6r+WolF7yXiefXqDKyk+lN2pE164=
+github.com/hashicorp/errwrap v0.0.0-20180715044906-d6c0cd880357/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
 github.com/hashicorp/go-cleanhttp v0.5.1 h1:dH3aiDG9Jvb5r5+bYHsikaOUIpcM0xvgMXVoDkXMzJM=
 github.com/hashicorp/go-cleanhttp v0.5.1/go.mod h1:JpRdi6/HCYpAwUzNwuwqhbovhLtngrth3wmdIIUrZ80=
+github.com/hashicorp/go-multierror v0.0.0-20180717150148-3d5d8f294aa0 h1:j30noezaCfvNLcdMYSvHLv81DxYRSt1grlpseG67vhU=
+github.com/hashicorp/go-multierror v0.0.0-20180717150148-3d5d8f294aa0/go.mod h1:JMRHfdO9jKNzS/+BTlxCjKNQHg/jZAft8U7LloJvN7I=
 github.com/hashicorp/golang-lru v0.5.0/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
 github.com/hashicorp/golang-lru v0.5.1 h1:0hERBMJE1eitiLkihrMvRVBYAkpHzc/J3QdDN+dAcgU=
 github.com/hashicorp/golang-lru v0.5.1/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
+github.com/hashicorp/hcl v0.0.0-20180404174102-ef8a98b0bbce h1:xdsDDbiBDQTKASoGEZ+pEmF1OnWuu8AQ9I8iNbHNeno=
+github.com/hashicorp/hcl v0.0.0-20180404174102-ef8a98b0bbce/go.mod h1:oZtUIOe8dh44I2q6ScRibXws4Ajl+d+nod3AaR9vL5w=
 github.com/hpcloud/tail v1.0.0 h1:nfCOvKYfkgYP8hkirhJocXT2+zOD8yUNjXaWfTlyFKI=
 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
 github.com/huandu/xstrings v1.2.0 h1:yPeWdRnmynF7p+lLYz0H2tthW9lqhMJrQV/U7yy4wX0=
@@ -133,6 +141,8 @@ github.com/imdario/mergo v0.3.7 h1:Y+UAYTZ7gDEuOfhxKWy+dvb5dRQ6rJjFSdX2HZY1/gI=
 github.com/imdario/mergo v0.3.7/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=
 github.com/inconshreveable/mousetrap v1.0.0 h1:Z8tu5sraLXCXIcARxBp/8cbvlwVa7Z1NHg9XEKhtSvM=
 github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
+github.com/instrumenta/kubeval v0.0.0-20190720105720-70e32d660927 h1:r1cvxQYvoKyFHUbPpDRAJw4QRvfyWyR55cp3mS1fklc=
+github.com/instrumenta/kubeval v0.0.0-20190720105720-70e32d660927/go.mod h1:HeTbS2psckzaIy3V3lGbcCvSGP9f9MvrQV6s9IWGy0w=
 github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af h1:pmfjZENx5imkbgOkpRUYLnmbU7UEFbjtDA2hxJ1ichM=
 github.com/jmespath/go-jmespath v0.0.0-20180206201540-c2b33e8439af/go.mod h1:Nht3zPeWKUH0NzdCt2Blrr5ys8VGpn0CEB0cQHVjt7k=
 github.com/json-iterator/go v0.0.0-20180701071628-ab8a2e0c74be h1:AHimNtVIpiBjPUhEF5KNCkrUyqTSA5zWUl8sQ2bfGBE=
@@ -155,8 +165,16 @@ github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0 h1:45sCR5RtlFHMR4UwH9sdQ5TC8v0qDQCHnXt+kaKSTVE=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/lyft/protoc-gen-validate v0.0.13/go.mod h1:XbGvPuh87YZc5TdIa2/I4pLk0QoUACkjt2znoq26NVQ=
+github.com/magiconair/properties v1.8.0 h1:LLgXmsheXeRoUOBOjtwPQCWIYqM/LU1ayDtDePerRcY=
+github.com/magiconair/properties v1.8.0/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
+github.com/mattn/go-colorable v0.1.0 h1:v2XXALHHh6zHfYTJ+cSkwtyffnaOyR1MXaA91mTrb8o=
+github.com/mattn/go-colorable v0.1.0/go.mod h1:9vuHe8Xs5qXnSaW/c/ABM9alt+Vo+STaOChaDxuIBZU=
+github.com/mattn/go-isatty v0.0.4 h1:bnP0vzxcAdeI1zdubAl5PjU6zsERjGZb7raWodagDYs=
+github.com/mattn/go-isatty v0.0.4/go.mod h1:M+lRXTBqGeGNdLjl/ufCoiOlB5xdOkqRJdNxMWT7Zi4=
 github.com/matttproud/golang_protobuf_extensions v1.0.1 h1:4hp9jkHxhMHkqkrB3Ix0jegS5sx/RkqARlsWZ6pIwiU=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
+github.com/mitchellh/mapstructure v0.0.0-20180715050151-f15292f7a699 h1:KXZJFdun9knAVAR8tg/aHJEr5DgtcbqyvzacK+CDCaI=
+github.com/mitchellh/mapstructure v0.0.0-20180715050151-f15292f7a699/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y=
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w8PVh93nsPXa1VrQ6jlwL5oN8l14QlcNfg=
 github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
 github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742 h1:Esafd1046DLDQ0W1YjYsBW+p8U2u7vzgW2SQVmlNazg=
@@ -178,6 +196,8 @@ github.com/opentracing-contrib/go-stdlib v0.0.0-20190324214902-3020fec0e66b/go.m
 github.com/opentracing/opentracing-go v1.1.0 h1:pWlfV3Bxv7k65HYwkikxat0+s3pV4bsqf19k25Ur8rU=
 github.com/opentracing/opentracing-go v1.1.0/go.mod h1:UkNAQd3GIcIGf0SeVgPpRdFStlNbqXla1AfSYxPUl2o=
 github.com/openzipkin/zipkin-go v0.1.6/go.mod h1:QgAqvLzwWbR/WpD4A3cGpPtJrZXNIiJc5AZX7/PBEpw=
+github.com/pelletier/go-toml v0.0.0-20180724185102-c2dbbc24a979 h1:Uh8pTMDzw+nuDTW7lyxcpmYqQJFE8SnO93F3lyY4XzY=
+github.com/pelletier/go-toml v0.0.0-20180724185102-c2dbbc24a979/go.mod h1:5z9KED0ma1S8pY6P1sdut58dfprrGBbd/94hg7ilaic=
 github.com/pierrec/lz4 v2.0.5+incompatible/go.mod h1:pdkljMzZIN41W+lC3N2tnIh5sFi+IEE17M5jbnwPHcY=
 github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.8.1 h1:iURUrRGxPUNPdy5/HRSm+Yj6okJ6UtLINN0Q9M4+h3I=
@@ -206,14 +226,28 @@ github.com/rogpeppe/fastuuid v0.0.0-20150106093220-6724a57986af/go.mod h1:XWv6So
 github.com/rogpeppe/go-charset v0.0.0-20180617210344-2471d30d28b4/go.mod h1:qgYeAmZ5ZIpBWTGllZSQnw97Dj+woV0toclVaRGI8pc=
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+github.com/shurcooL/httpfs v0.0.0-20190707220628-8d4bc4ba7749/go.mod h1:ZY1cvUeJuFPAdZ/B6v7RHavJWZn2YPVFQ1OSXhCGOkg=
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+github.com/spf13/viper v1.1.0 h1:V7OZpY8i3C1x/pDmU0zNNlfVoDz112fSYvtWMjjS3f4=
+github.com/spf13/viper v1.1.0/go.mod h1:A8kyI5cUJhb8N+3pkfONlcEcZbueH6nhAm0Fq7SrnBM=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
@@ -231,6 +265,12 @@ github.com/weaveworks/promrus v1.2.0 h1:jOLf6pe6/vss4qGHjXmGz4oDJQA+AOCqEL3FvvZG
 github.com/weaveworks/promrus v1.2.0/go.mod h1:SaE82+OJ91yqjrE1rsvBWVzNZKcHYFtMUyS1+Ogs/KA=
 github.com/whilp/git-urls v0.0.0-20160530060445-31bac0d230fa h1:rW+Lu6281ed/4XGuVIa4/YebTRNvoUJlfJ44ktEVwZk=
 github.com/whilp/git-urls v0.0.0-20160530060445-31bac0d230fa/go.mod h1:2rx5KE5FLD0HRfkkpyn8JwbVLBdhgeiOb2D2D9LLKM4=
+github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f h1:J9EGpcZtP0E/raorCMxlFGSTBrsSlaDGf3jU/qvAE2c=
+github.com/xeipuuv/gojsonpointer v0.0.0-20180127040702-4e3ac2762d5f/go.mod h1:N2zxlSyiKSe5eX1tZViRH5QA0qijqEDrYZiPEAiq3wU=
+github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 h1:EzJWgHovont7NscjpAxXsDA8S8BMYve8Y5+7cuRE7R0=
+github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415/go.mod h1:GwrjFmJcFw6At/Gs6z4yjiIwzuJ1/+UwLxMQDVQXShQ=
+github.com/xeipuuv/gojsonschema v0.0.0-20180816142147-da425ebb7609 h1:BcMExZAULPkihVZ7UJXK7t8rwGqisXFw75tILnafhBY=
+github.com/xeipuuv/gojsonschema v0.0.0-20180816142147-da425ebb7609/go.mod h1:5yf86TLmAcydyeJq5YvxkGPE2fm/u4myDekKRoLuqhs=
 go.opencensus.io v0.20.1/go.mod h1:6WKK9ahsWS3RSO+PY9ZHZUfv2irvY6gN279GOPZjmmk=
 go.opencensus.io v0.20.2 h1:NAfh7zF0/3/HqtMvJNZ/RFrSlCE6ZTlHmKfhL/Dm1Jk=
 go.opencensus.io v0.20.2/go.mod h1:6WKK9ahsWS3RSO+PY9ZHZUfv2irvY6gN279GOPZjmmk=
@@ -269,6 +309,7 @@ golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190227155943-e225da77a7e6 h1:bjcUS9ztw9kFmmIxJInhon/0Is3p+EHBKNgquIzo1OI=
 golang.org/x/sync v0.0.0-20190227155943-e225da77a7e6/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sys v0.0.0-20180821044426-4ea2f632f6e9/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -281,6 +322,7 @@ golang.org/x/sys v0.0.0-20190312061237-fead79001313/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20190403152447-81d4e9dc473e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190411185658-b44545bcd369 h1:aBlRBZoCuZNRDClvfkDoklQqdLzBaA3uViASg2z2p24=
 golang.org/x/sys v0.0.0-20190411185658-b44545bcd369/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/text v0.0.0-20180810153555-6e3c4e7365dd/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2 h1:z99zHgr7hKfrUcX/KsoJk5FJfjTceCKIp96+biqP4To=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=

install/generate.go

@@ -0,0 +1,56 @@
+// +build ignore
+
+package main
+
+import (
+	"fmt"
+	"io/ioutil"
+	"log"
+	"net/http"
+	"os"
+
+	"github.com/shurcooL/vfsgen"
+
+	"github.com/weaveworks/flux/install"
+)
+
+func main() {
+	usage := func() {
+		fmt.Fprintf(os.Stderr, "usage: %s {embedded-templates,deploy}\n", os.Args[0])
+		os.Exit(1)
+	}
+	if len(os.Args) != 2 {
+		usage()
+	}
+	switch os.Args[1] {
+	case "embedded-templates":
+		var fs http.FileSystem = http.Dir("templates/")
+		err := vfsgen.Generate(fs, vfsgen.Options{
+			Filename:     "generated_templates.gogen.go",
+			PackageName:  "install",
+			VariableName: "templates",
+		})
+		if err != nil {
+			log.Fatalln(err)
+		}
+	case "deploy":
+		params := install.TemplateParameters{
+			GitURL:    "git@github.com:weaveworks/flux-get-started",
+			GitBranch: "master",
+		}
+		manifests, err := install.FillInTemplates(params)
+		if err != nil {
+			fmt.Fprintf(os.Stderr, "error: failed to fill in templates: %s\n", err)
+			os.Exit(1)
+		}
+		for fileName, contents := range manifests {
+			if err := ioutil.WriteFile(fileName, contents, 0600); err != nil {
+				fmt.Fprintf(os.Stderr, "error: failed to write deploy file %s: %s\n", fileName, err)
+				os.Exit(1)
+			}
+		}
+
+	default:
+		usage()
+	}
+}