Merge pull request #728 from smallstep/env

Remove "env" and "expandenv"

go.mod

@@ -32,8 +32,8 @@ require (
 	github.com/smallstep/nosql v0.3.8
 	github.com/urfave/cli v1.22.4
 	go.mozilla.org/pkcs7 v0.0.0-20210826202110-33d05740a352
-	go.step.sm/cli-utils v0.6.0
-	go.step.sm/crypto v0.11.0
+	go.step.sm/cli-utils v0.6.1
+	go.step.sm/crypto v0.13.0
 	go.step.sm/linkedca v0.7.0
 	golang.org/x/crypto v0.0.0-20210915214749-c084706c2272
 	golang.org/x/net v0.0.0-20210913180222-943fd674d43e
@@ -44,6 +44,10 @@ require (
 	gopkg.in/square/go-jose.v2 v2.6.0
 )
 
+// avoid license conflict from juju/ansiterm until https://github.com/manifoldco/promptui/pull/181
+// is merged or other dependency in path currently in violation fixes compliance
+replace github.com/manifoldco/promptui => github.com/nguyer/promptui v0.8.1-0.20210517132806-70ccd4709797
+
 // replace github.com/smallstep/nosql => ../nosql
 // replace go.step.sm/crypto => ../crypto
 // replace go.step.sm/cli-utils => ../cli-utils

go.sum

@@ -357,8 +357,6 @@ github.com/json-iterator/go v1.1.8/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/u
 github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1:6v2b51hI/fHJwM22ozAgKL4VKDeJcHhJFhtBdhmNjmU=
 github.com/jstemmer/go-junit-report v0.9.1/go.mod h1:Brl9GWCQeLvo8nXZwPNNblvFj/XSXhF0NWZEnDohbsk=
 github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU=
-github.com/juju/ansiterm v0.0.0-20180109212912-720a0952cc2a h1:FaWFmfWdAUKbSCtOU2QjDaorUexogfaMgbipgYATUMU=
-github.com/juju/ansiterm v0.0.0-20180109212912-720a0952cc2a/go.mod h1:UJSiEoRfvx3hP73CvoARgeLjaIOjybY9vj8PUPPFGeU=
 github.com/julienschmidt/httprouter v1.2.0/go.mod h1:SYymIcj16QtmaHHD7aYtjjsJG7VTCxuUUipMqKk8s4w=
 github.com/kisielk/errcheck v1.1.0/go.mod h1:EZBBE59ingxPouuu3KfxchcWSUPOHkagtvWXihfKN4Q=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
@@ -377,12 +375,8 @@ github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/lightstep/lightstep-tracer-common/golang/gogo v0.0.0-20190605223551-bc2310a04743/go.mod h1:qklhhLq1aX+mtWk9cPHPzaBjWImj5ULL6C7HFJtXQMM=
 github.com/lightstep/lightstep-tracer-go v0.18.1/go.mod h1:jlF1pusYV4pidLvZ+XD0UBX0ZE6WURAspgAczcDHrL4=
 github.com/lunixbochs/vtclean v0.0.0-20180621232353-2d01aacdc34a/go.mod h1:pHhQNgMf3btfWnGBVipUOjRYhoOsdGqdm/+2c2E2WMI=
-github.com/lunixbochs/vtclean v1.0.0 h1:xu2sLAri4lGiovBDQKxl5mrXyESr3gUr5m5SM5+LVb8=
-github.com/lunixbochs/vtclean v1.0.0/go.mod h1:pHhQNgMf3btfWnGBVipUOjRYhoOsdGqdm/+2c2E2WMI=
 github.com/lyft/protoc-gen-validate v0.0.13/go.mod h1:XbGvPuh87YZc5TdIa2/I4pLk0QoUACkjt2znoq26NVQ=
 github.com/magiconair/properties v1.8.0/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
-github.com/manifoldco/promptui v0.8.0 h1:R95mMF+McvXZQ7j1g8ucVZE1gLP3Sv6j9vlF9kyRqQo=
-github.com/manifoldco/promptui v0.8.0/go.mod h1:n4zTdgP0vr0S3w7/O/g98U+e0gwLScEXGwov2nIKuGQ=
 github.com/mattn/go-colorable v0.0.9/go.mod h1:9vuHe8Xs5qXnSaW/c/ABM9alt+Vo+STaOChaDxuIBZU=
 github.com/mattn/go-colorable v0.1.4/go.mod h1:U0ppj6V5qS13XJ6of8GYAs25YV2eR4EVcfRqFIhoBtE=
 github.com/mattn/go-colorable v0.1.8 h1:c1ghPdyEDarC70ftn0y+A/Ee++9zz8ljHG1b13eJ0s8=
@@ -432,6 +426,8 @@ github.com/nats-io/nkeys v0.1.3/go.mod h1:xpnFELMwJABBLVhffcfd1MZx6VsNRFpEugbxzi
 github.com/nats-io/nuid v1.0.1/go.mod h1:19wcPz3Ph3q0Jbyiqsd0kePYG7A95tJPxeL+1OSON2c=
 github.com/newrelic/go-agent v2.15.0+incompatible h1:IB0Fy+dClpBq9aEoIrLyQXzU34JyI1xVTanPLB/+jvU=
 github.com/newrelic/go-agent v2.15.0+incompatible/go.mod h1:a8Fv1b/fYhFSReoTU6HDkTYIMZeSVNffmoS726Y0LzQ=
+github.com/nguyer/promptui v0.8.1-0.20210517132806-70ccd4709797 h1:unCiBzwNjcuVbP3bgM76z0ORyIuI4sspop1qhkQJ044=
+github.com/nguyer/promptui v0.8.1-0.20210517132806-70ccd4709797/go.mod h1:CBMXL3a2sC3Q8TjpLcQt8w/3aQ23VSy6r7UFeCG6phA=
 github.com/oklog/oklog v0.3.2/go.mod h1:FCV+B7mhrz4o+ueLpx+KqkyXRGMWOYEvfiXtdGtbWGs=
 github.com/oklog/run v1.0.0/go.mod h1:dlhp/R75TPv97u0XWUtDeV/lRKWPKSdTuV0TZvrmrQA=
 github.com/olekukonko/tablewriter v0.0.0-20170122224234-a0225b3f23b5/go.mod h1:vsDQFd/mU46D+Z4whnwzcISnGGzXWMclvtLoiIKAKIo=
@@ -566,11 +562,11 @@ go.opencensus.io v0.22.5/go.mod h1:5pWMHQbX5EPX2/62yrJeAkowc+lfs/XD7Uxpq3pI6kk=
 go.opencensus.io v0.23.0 h1:gqCw0LfLxScz8irSi8exQc7fyQ0fKQU/qnC/X8+V/1M=
 go.opencensus.io v0.23.0/go.mod h1:XItmlyltB5F7CS4xOC1DcqMoFqwtC6OG2xF7mCv7P7E=
 go.opentelemetry.io/proto/otlp v0.7.0/go.mod h1:PqfVotwruBrMGOCsRd/89rSnXhoiJIqeYNgFYFoEGnI=
-go.step.sm/cli-utils v0.6.0 h1:sH4FxBcjmbxyilKXheSyJuKF/QjpojpiW90ERwUWOgQ=
-go.step.sm/cli-utils v0.6.0/go.mod h1:jklBMavFl2PbmGlyxgax08ZnB0uWpadjuOlSKKXz+0U=
+go.step.sm/cli-utils v0.6.1 h1:v31ctEh/BFPGU067fF9Y8u2EIg6LRldUbN2dc/+u/V8=
+go.step.sm/cli-utils v0.6.1/go.mod h1:stgyXHHHi9KwcR86sgzDdFC6e/tAmpF4NbqwSK7q/GM=
 go.step.sm/crypto v0.9.0/go.mod h1:+CYG05Mek1YDqi5WK0ERc6cOpKly2i/a5aZmU1sfGj0=
-go.step.sm/crypto v0.11.0 h1:VDpeVgEmqme/FK2w5QINxkOQ1FWOm/Wi2TwQXiacKr8=
-go.step.sm/crypto v0.11.0/go.mod h1:5YzQ85BujYBu6NH18jw7nFjwuRnDch35nLzH0ES5sKg=
+go.step.sm/crypto v0.13.0 h1:mQuP9Uu2FNmqCJNO0OTbvolnYXzONy4wdUBtUVcP1s8=
+go.step.sm/crypto v0.13.0/go.mod h1:5YzQ85BujYBu6NH18jw7nFjwuRnDch35nLzH0ES5sKg=
 go.step.sm/linkedca v0.7.0 h1:ydYigs0CgLFkPGjOO4KJcAcAWbuPP8ECF1IsyHdftYc=
 go.step.sm/linkedca v0.7.0/go.mod h1:5uTRjozEGSPAZal9xJqlaD38cvJcLe3o1VAFVjqcORo=
 go.uber.org/atomic v1.3.2/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=

pki/helm.go

@@ -21,8 +21,14 @@ type helmVariables struct {
 	Provisioners []provisioner.Interface
 }
 
+// WriteHelmTemplate a helm template to configure the
+// smallstep/step-certificates helm chart.
 func (p *PKI) WriteHelmTemplate(w io.Writer) error {
-	tmpl, err := template.New("helm").Funcs(sprig.TxtFuncMap()).Parse(helmTemplate)
+	funcs := sprig.TxtFuncMap()
+	delete(funcs, "env")
+	delete(funcs, "expandenv")
+
+	tmpl, err := template.New("helm").Funcs(funcs).Parse(helmTemplate)
 	if err != nil {
 		return errors.Wrap(err, "error writing helm template")
 	}

templates/templates.go

@@ -183,7 +183,7 @@ func (t *Template) Load() error {
 // the template fails.
 func (t *Template) LoadBytes(b []byte) error {
 	t.backfill(b)
-	tmpl, err := template.New(t.Name).Funcs(sprig.TxtFuncMap()).Parse(string(b))
+	tmpl, err := template.New(t.Name).Funcs(getFuncMap()).Parse(string(b))
 	if err != nil {
 		return errors.Wrapf(err, "error parsing template %s", t.Name)
 	}
@@ -270,3 +270,12 @@ func mkdir(path string, perm os.FileMode) error {
 	}
 	return nil
 }
+
+// getFuncMap returns sprig.TxtFuncMap but removing the "env" and "expandenv"
+// functions to avoid any leak of information.
+func getFuncMap() template.FuncMap {
+	m := sprig.TxtFuncMap()
+	delete(m, "env")
+	delete(m, "expandenv")
+	return m
+}