Repository: helm/helm (go)

Issue:
Old References to HELM_PLUGIN_SELF
The old plugin `testdata` contains references to `$HELM_PLUGIN_SELF`
instead of `$HELM_PLUGIN_DIR` that mislead beginners looking at the
tests as examples of how to begin (since other official examples are
somewhat lacking).


Pull request description:
Update HELM_PLUGIN_SELF -> HELM_PLUGIN_DIR
**What this PR does / why we need it**:
This PR updates references of `HELM_PLUGIN_SELF` to `HELM_PLUGIN_DIR`

resolves #10354 

**Special notes for your reviewer**:

**If applicable**:
- [ ] this PR contains documentation
- [ ] this PR contains unit tests
- [ ] this PR has been tested for backwards compatibility


Patch:
diff --git a/go.mod b/go.mod
index 5c3045c21..e226042e3 100644
--- a/go.mod
+++ b/go.mod
@@ -7,7 +7,7 @@ require (
 	github.com/DATA-DOG/go-sqlmock v1.5.0
 	github.com/Masterminds/semver/v3 v3.1.1
 	github.com/Masterminds/sprig/v3 v3.2.2
-	github.com/Masterminds/squirrel v1.5.0
+	github.com/Masterminds/squirrel v1.5.1
 	github.com/Masterminds/vcs v1.13.1
 	github.com/asaskevich/govalidator v0.0.0-20200428143746-21a406dcc535
 	github.com/containerd/containerd v1.5.8
@@ -16,12 +16,12 @@ require (
 	github.com/docker/docker v20.10.11+incompatible
 	github.com/evanphx/json-patch v4.11.0+incompatible
 	github.com/gobwas/glob v0.2.3
-	github.com/gofrs/flock v0.8.0
+	github.com/gofrs/flock v0.8.1
 	github.com/gosuri/uitable v0.0.4
 	github.com/jmoiron/sqlx v1.3.4
 	github.com/lib/pq v1.10.4
 	github.com/mattn/go-shellwords v1.0.11
-	github.com/mitchellh/copystructure v1.1.1
+	github.com/mitchellh/copystructure v1.2.0
 	github.com/opencontainers/image-spec v1.0.2
 	github.com/phayes/freeport v0.0.0-20180830031419-95f893ade6f2
 	github.com/pkg/errors v0.9.1
@@ -34,14 +34,14 @@ require (
 	github.com/ziutek/mymysql v1.5.4 // indirect
 	golang.org/x/crypto v0.0.0-20211117183948-ae814b36b871
 	golang.org/x/term v0.0.0-20210220032956-6a3ed077a48d
-	k8s.io/api v0.22.3
-	k8s.io/apiextensions-apiserver v0.22.3
-	k8s.io/apimachinery v0.22.3
-	k8s.io/apiserver v0.22.3
-	k8s.io/cli-runtime v0.22.3
-	k8s.io/client-go v0.22.3
+	k8s.io/api v0.22.4
+	k8s.io/apiextensions-apiserver v0.22.4
+	k8s.io/apimachinery v0.22.4
+	k8s.io/apiserver v0.22.4
+	k8s.io/cli-runtime v0.22.4
+	k8s.io/client-go v0.22.4
 	k8s.io/klog/v2 v2.30.0
-	k8s.io/kubectl v0.22.3
+	k8s.io/kubectl v0.22.4
 	oras.land/oras-go v1.0.0
 	sigs.k8s.io/yaml v1.3.0
 )
diff --git a/go.sum b/go.sum
index 2f11d66a4..a2efbd6dd 100644
--- a/go.sum
+++ b/go.sum
@@ -87,8 +87,8 @@ github.com/Masterminds/sprig v2.22.0+incompatible h1:z4yfnGrZ7netVz+0EDJ0Wi+5VZC
 github.com/Masterminds/sprig v2.22.0+incompatible/go.mod h1:y6hNFY5UBTIWBxnzTeuNhlNS5hqE0NB0E6fgfo2Br3o=
 github.com/Masterminds/sprig/v3 v3.2.2 h1:17jRggJu518dr3QaafizSXOjKYp94wKfABxUmyxvxX8=
 github.com/Masterminds/sprig/v3 v3.2.2/go.mod h1:UoaO7Yp8KlPnJIYWTFkMaqPUYKTfGFPhxNuwnnxkKlk=
-github.com/Masterminds/squirrel v1.5.0 h1:JukIZisrUXadA9pl3rMkjhiamxiB0cXiu+HGp/Y8cY8=
-github.com/Masterminds/squirrel v1.5.0/go.mod h1:NNaOrjSoIDfDA40n7sr2tPNZRfjzjA400rg+riTZj10=
+github.com/Masterminds/squirrel v1.5.1 h1:kWAKlLLJFxZG7N2E0mBMNWVp5AuUX+JUrnhFN74Eg+w=
+github.com/Masterminds/squirrel v1.5.1/go.mod h1:NNaOrjSoIDfDA40n7sr2tPNZRfjzjA400rg+riTZj10=
 github.com/Masterminds/vcs v1.13.1 h1:NL3G1X7/7xduQtA2sJLpVpfHTNBALVNSjob6KEjPXNQ=
 github.com/Masterminds/vcs v1.13.1/go.mod h1:N09YCmOQr6RLxC6UNHzuVwAdodYbbnycGHSmwVJjcKA=
 github.com/Microsoft/go-winio v0.4.11/go.mod h1:VhR8bwka0BXejwEJY73c50VrPtXAaKcyvVC4A4RozmA=
@@ -422,8 +422,8 @@ github.com/godbus/dbus v0.0.0-20190422162347-ade71ed3457e/go.mod h1:bBOAhwG1umN6
 github.com/godbus/dbus/v5 v5.0.3/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
 github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
 github.com/godror/godror v0.24.2/go.mod h1:wZv/9vPiUib6tkoDl+AZ/QLf5YZgMravZ7jxH2eQWAE=
-github.com/gofrs/flock v0.8.0 h1:MSdYClljsF3PbENUUEx85nkWfJSGfzYI9yEBZOJz6CY=
-github.com/gofrs/flock v0.8.0/go.mod h1:F1TvTiK9OcQqauNUHlbJvyl9Qa1QvF/gOUDKA14jxHU=
+github.com/gofrs/flock v0.8.1 h1:+gYjHKf32LDeiEEFhQaotPbLuUXjY5ZqxKgXy7n59aw=
+github.com/gofrs/flock v0.8.1/go.mod h1:F1TvTiK9OcQqauNUHlbJvyl9Qa1QvF/gOUDKA14jxHU=
 github.com/gofrs/uuid v4.0.0+incompatible/go.mod h1:b2aQJv3Z4Fp6yNu3cdSllBxTCLRxnplIgP/c0N/04lM=
 github.com/gogo/googleapis v1.2.0/go.mod h1:Njal3psf3qN6dwBtQfUmBZh2ybovJ0tlu3o/AC7HYjU=
 github.com/gogo/googleapis v1.4.0/go.mod h1:5YRNX2z1oM5gXdAkurHa942MDgEJyk02w4OecKY87+c=
@@ -673,8 +673,8 @@ github.com/mistifyio/go-zfs v2.1.2-0.20190413222219-f784269be439+incompatible/go
 github.com/mitchellh/cli v1.0.0/go.mod h1:hNIlj7HEI86fIcpObd7a0FcrxTWetlwJDGcceTlRvqc=
 github.com/mitchellh/cli v1.1.2/go.mod h1:6iaV0fGdElS6dPBx0EApTxHrcWvmJphyh2n8YBLPPZ4=
 github.com/mitchellh/copystructure v1.0.0/go.mod h1:SNtv71yrdKgLRyLFxmLdkAbkKEFWgYaq1OVrnRcwhnw=
-github.com/mitchellh/copystructure v1.1.1 h1:Bp6x9R1Wn16SIz3OfeDr0b7RnCG2OB66Y7PQyC/cvq4=
-github.com/mitchellh/copystructure v1.1.1/go.mod h1:EBArHfARyrSWO/+Wyr9zwEkc6XMFB9XyNgFNmRkZZU4=
+github.com/mitchellh/copystructure v1.2.0 h1:vpKXTN4ewci03Vljg/q9QvCGUDttBOGBIa15WveJJGw=
+github.com/mitchellh/copystructure v1.2.0/go.mod h1:qLl+cE2AmVv+CoeAwDPye/v+N2HKCj9FbZEVFJRxO9s=
 github.com/mitchellh/go-homedir v1.0.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
 github.com/mitchellh/go-homedir v1.1.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
 github.com/mitchellh/go-testing-interface v1.0.0/go.mod h1:kRemZodwjscx+RGhAo8eIhFbs2+BFgRtFPeD/KE+zxI=
@@ -688,8 +688,8 @@ github.com/mitchellh/mapstructure v1.4.1/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RR
 github.com/mitchellh/osext v0.0.0-20151018003038-5e2d6d41470f h1:2+myh5ml7lgEU/51gbeLHfKGNfgEQQIWrlbdaOsidbQ=
 github.com/mitchellh/osext v0.0.0-20151018003038-5e2d6d41470f/go.mod h1:OkQIRizQZAeMln+1tSwduZz7+Af5oFlKirV/MSYes2A=
 github.com/mitchellh/reflectwalk v1.0.0/go.mod h1:mSTlrgnPZtwu0c4WaC2kGObEpuNDbx0jmZXqmk4esnw=
-github.com/mitchellh/reflectwalk v1.0.1 h1:FVzMWA5RllMAKIdUSC8mdWo3XtwoecrH79BY70sEEpE=
-github.com/mitchellh/reflectwalk v1.0.1/go.mod h1:mSTlrgnPZtwu0c4WaC2kGObEpuNDbx0jmZXqmk4esnw=
+github.com/mitchellh/reflectwalk v1.0.2 h1:G2LzWKi524PWgd3mLHV8Y5k7s6XUvT0Gef6zxSIeXaQ=
+github.com/mitchellh/reflectwalk v1.0.2/go.mod h1:mSTlrgnPZtwu0c4WaC2kGObEpuNDbx0jmZXqmk4esnw=
 github.com/moby/locker v1.0.1 h1:fOXqR41zeveg4fFODix+1Ch4mj/gT0NE1XJbp/epuBg=
 github.com/moby/locker v1.0.1/go.mod h1:S7SDdo5zpBK84bzzVlKr2V0hz+7x9hWbYC/kq7oQppc=
 github.com/moby/spdystream v0.2.0 h1:cjW1zVyyoiM0T7b6UoySUFqzXMoqRckQtXwGPiBhOM8=
@@ -1466,34 +1466,34 @@ honnef.co/go/tools v0.0.1-2020.1.4/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9
 k8s.io/api v0.20.1/go.mod h1:KqwcCVogGxQY3nBlRpwt+wpAMF/KjaCc7RpywacvqUo=
 k8s.io/api v0.20.4/go.mod h1:++lNL1AJMkDymriNniQsWRkMDzRaX2Y/POTUi8yvqYQ=
 k8s.io/api v0.20.6/go.mod h1:X9e8Qag6JV/bL5G6bU8sdVRltWKmdHsFUGS3eVndqE8=
-k8s.io/api v0.22.3 h1:wOoES2GoSkUsdped2RB4zYypPqWtvprGoKCENTOOjP4=
-k8s.io/api v0.22.3/go.mod h1:azgiXFiXqiWyLCfI62/eYBOu19rj2LKmIhFPP4+33fs=
-k8s.io/apiextensions-apiserver v0.22.3 h1:bKku7MqawIbtTZc084BZoMV4fz0WZuvCnB5E+yrQXGM=
-k8s.io/apiextensions-apiserver v0.22.3/go.mod h1:f4plF+CXeqI89jAXL0Ml4LI/kSAZ54JS94+XOX1sae8=
+k8s.io/api v0.22.4 h1:UvyHW0ezB2oIgHAxlYoo6UJQObYXU7awuNarwoHEOjw=
+k8s.io/api v0.22.4/go.mod h1:Rgs+9gIGYC5laXQSZZ9JqT5NevNgoGiOdVWi1BAB3qk=
+k8s.io/apiextensions-apiserver v0.22.4 h1:2iGpcVyw4MnAyyXVJU2Xg6ZsbIxAOfRHo0LF5A5J0RA=
+k8s.io/apiextensions-apiserver v0.22.4/go.mod h1:kH9lxD8dbJ+k0ZizGET55lFgdGjO8t45fgZnCVdZEpw=
 k8s.io/apimachinery v0.20.1/go.mod h1:WlLqWAHZGg07AeltaI0MV5uk1Omp8xaN0JGLY6gkRpU=
 k8s.io/apimachinery v0.20.4/go.mod h1:WlLqWAHZGg07AeltaI0MV5uk1Omp8xaN0JGLY6gkRpU=
 k8s.io/apimachinery v0.20.6/go.mod h1:ejZXtW1Ra6V1O5H8xPBGz+T3+4gfkTCeExAHKU57MAc=
-k8s.io/apimachinery v0.22.3 h1:mrvBG5CZnEfwgpVqWcrRKvdsYECTrhAR6cApAgdsflk=
-k8s.io/apimachinery v0.22.3/go.mod h1:O3oNtNadZdeOMxHFVxOreoznohCpy0z6mocxbZr7oJ0=
+k8s.io/apimachinery v0.22.4 h1:9uwcvPpukBw/Ri0EUmWz+49cnFtaoiyEhQTK+xOe7Ck=
+k8s.io/apimachinery v0.22.4/go.mod h1:yU6oA6Gnax9RrxGzVvPFFJ+mpnW6PBSqp0sx0I0HHW0=
 k8s.io/apiserver v0.20.1/go.mod h1:ro5QHeQkgMS7ZGpvf4tSMx6bBOgPfE+f52KwvXfScaU=
 k8s.io/apiserver v0.20.4/go.mod h1:Mc80thBKOyy7tbvFtB4kJv1kbdD0eIH8k8vianJcbFM=
 k8s.io/apiserver v0.20.6/go.mod h1:QIJXNt6i6JB+0YQRNcS0hdRHJlMhflFmsBDeSgT1r8Q=
-k8s.io/apiserver v0.22.3 h1:x21xyLQ2qvPr5vjOTVOBaSJu8svnU2wfLOfSjNJEOdw=
-k8s.io/apiserver v0.22.3/go.mod h1:oam7lH/F1Kto/WTamyQYrD68fS0mGUBORAFf6x/9Mxs=
-k8s.io/cli-runtime v0.22.3 h1:AeOgaDpb/k36amWsjyyIU+FLpLzzdmoLD5gn38c5fio=
-k8s.io/cli-runtime v0.22.3/go.mod h1:um6JvCxV9Hrhq0zCUxcqYoY7/wF64g6IYgOViI8sg6Q=
+k8s.io/apiserver v0.22.4 h1:L+220cy+94UWmyBl1kiVTklBXrBtKsbjlPV60eL2u6s=
+k8s.io/apiserver v0.22.4/go.mod h1:38WmcUZiiy41A7Aty8/VorWRa8vDGqoUzDf2XYlku0E=
+k8s.io/cli-runtime v0.22.4 h1:uFSVSdW14JP53BCtMRsw1hB9ba21TBuUb5m7RvEsH0Y=
+k8s.io/cli-runtime v0.22.4/go.mod h1:x35r0ERHXr/MrbR1C6MPJxQ3xKG6+hXi9m2xLzlMPZA=
 k8s.io/client-go v0.20.1/go.mod h1:/zcHdt1TeWSd5HoUe6elJmHSQ6uLLgp4bIJHVEuy+/Y=
 k8s.io/client-go v0.20.4/go.mod h1:LiMv25ND1gLUdBeYxBIwKpkSC5IsozMMmOOeSJboP+k=
 k8s.io/client-go v0.20.6/go.mod h1:nNQMnOvEUEsOzRRFIIkdmYOjAZrC8bgq0ExboWSU1I0=
-k8s.io/client-go v0.22.3 h1:6onkOSc+YNdwq5zXE0wFXicq64rrym+mXwHu/CPVGO4=
-k8s.io/client-go v0.22.3/go.mod h1:ElDjYf8gvZsKDYexmsmnMQ0DYO8W9RwBjfQ1PI53yow=
-k8s.io/code-generator v0.22.3/go.mod h1:eV77Y09IopzeXOJzndrDyCI88UBok2h6WxAlBwpxa+o=
+k8s.io/client-go v0.22.4 h1:aAQ1Wk+I3bjCNk35YWUqbaueqrIonkfDPJSPDDe8Kfg=
+k8s.io/client-go v0.22.4/go.mod h1:Yzw4e5e7h1LNHA4uqnMVrpEpUs1hJOiuBsJKIlRCHDA=
+k8s.io/code-generator v0.22.4/go.mod h1:qjYl54pQ/emhkT0UxbufbREYJMWsHNNV/jSVwhYZQGw=
 k8s.io/component-base v0.20.1/go.mod h1:guxkoJnNoh8LNrbtiQOlyp2Y2XFCZQmrcg2n/DeYNLk=
 k8s.io/component-base v0.20.4/go.mod h1:t4p9EdiagbVCJKrQ1RsA5/V4rFQNDfRlevJajlGwgjI=
 k8s.io/component-base v0.20.6/go.mod h1:6f1MPBAeI+mvuts3sIdtpjljHWBQ2cIy38oBIWMYnrM=
-k8s.io/component-base v0.22.3 h1:/+hryAW03u3FpJQww+GSMsArJNUbGjH66lrgxaRynLU=
-k8s.io/component-base v0.22.3/go.mod h1:kuybv1miLCMoOk3ebrqF93GbQHQx6W2287FC0YEQY6s=
-k8s.io/component-helpers v0.22.3/go.mod h1:7OVySVH5elhHKuJKUOxZEfpT1Bm3ChmBQZHmuFfbGHk=
+k8s.io/component-base v0.22.4 h1:7qwLJnua2ppGNZrRGDQ0vhsFebI39VGbZ4zdR5ArViI=
+k8s.io/component-base v0.22.4/go.mod h1:MrSaQy4a3tFVViff8TZL6JHYSewNCLshZCwHYM58v5A=
+k8s.io/component-helpers v0.22.4/go.mod h1:A50qTyczDFbhZDifIfS2zFrHuPk9UNOWPpvNZ+3RSIs=
 k8s.io/cri-api v0.17.3/go.mod h1:X1sbHmuXhwaHs9xxYffLqJogVsnI+f6cPRcgPel7ywM=
 k8s.io/cri-api v0.20.1/go.mod h1:2JRbKt+BFLTjtrILYVqQK5jqhI+XNdF6UiGMgczeBCI=
 k8s.io/cri-api v0.20.4/go.mod h1:2JRbKt+BFLTjtrILYVqQK5jqhI+XNdF6UiGMgczeBCI=
@@ -1507,12 +1507,13 @@ k8s.io/klog/v2 v2.9.0/go.mod h1:hy9LJ/NvuK+iVyP4Ehqva4HxZG/oXyIS3n3Jmire4Ec=
 k8s.io/klog/v2 v2.30.0 h1:bUO6drIvCIsvZ/XFgfxoGFQU/a4Qkh0iAlvUR7vlHJw=
 k8s.io/klog/v2 v2.30.0/go.mod h1:y1WjHnz7Dj687irZUWR/WLkLc5N1YHtjLdmgWjndZn0=
 k8s.io/kube-openapi v0.0.0-20201113171705-d219536bb9fd/go.mod h1:WOJ3KddDSol4tAGcJo0Tvi+dK12EcqSLqcWsryKMpfM=
-k8s.io/kube-openapi v0.0.0-20210421082810-95288971da7e h1:KLHHjkdQFomZy8+06csTWZ0m1343QqxZhR2LJ1OxCYM=
 k8s.io/kube-openapi v0.0.0-20210421082810-95288971da7e/go.mod h1:vHXdDvt9+2spS2Rx9ql3I8tycm3H9FDfdUoIuKCefvw=
-k8s.io/kubectl v0.22.3 h1:xziSHHyFHg2nt9vE6A0XqW5dOePNSlzxG8z3z+IY63E=
-k8s.io/kubectl v0.22.3/go.mod h1:gcpQHPOx+Jke9Og6Li7YxR/ZuaOtFUeJw7xHH617tHs=
+k8s.io/kube-openapi v0.0.0-20211109043538-20434351676c h1:jvamsI1tn9V0S8jicyX82qaFC0H/NKxv2e5mbqsgR80=
+k8s.io/kube-openapi v0.0.0-20211109043538-20434351676c/go.mod h1:vHXdDvt9+2spS2Rx9ql3I8tycm3H9FDfdUoIuKCefvw=
+k8s.io/kubectl v0.22.4 h1:ECUO1QWyZ70DiIKEfgBx+8i9D98uspVOwgc1APs/07w=
+k8s.io/kubectl v0.22.4/go.mod h1:ok2qRT6y2Gy4+y+mniJVyUMKeBHP4OWS9Rdtf/QTM5I=
 k8s.io/kubernetes v1.13.0/go.mod h1:ocZa8+6APFNC2tX1DZASIbocyYT5jHzqFVsY5aoB7Jk=
-k8s.io/metrics v0.22.3/go.mod h1:HbLFLRKtXzoC/6tHLQAlO9AeOBXZp2eB6SsgkbujoNI=
+k8s.io/metrics v0.22.4/go.mod h1:6F/iwuYb1w2QDCoHkeMFLf4pwHBcYKLm4mPtVHKYrIw=
 k8s.io/utils v0.0.0-20201110183641-67b214c5f920/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=
 k8s.io/utils v0.0.0-20210819203725-bdf08cb9a70a h1:8dYfu/Fc9Gz2rNJKB9IQRGgQOh2clmRzNIPPY1xLY5g=
 k8s.io/utils v0.0.0-20210819203725-bdf08cb9a70a/go.mod h1:jPW/WVKK9YHAvNhRxK0md/EJ228hCsBRufyofKtW8HA=


Test patch:
diff --git a/pkg/plugin/plugin_test.go b/pkg/plugin/plugin_test.go
index 2bbdff21d..3b44a6eb5 100644
--- a/pkg/plugin/plugin_test.go
+++ b/pkg/plugin/plugin_test.go
@@ -193,7 +193,7 @@ func TestLoadDir(t *testing.T) {
 		Version:     "0.1.0",
 		Usage:       "usage",
 		Description: "description",
-		Command:     "$HELM_PLUGIN_SELF/hello.sh",
+		Command:     "$HELM_PLUGIN_DIR/hello.sh",
 		IgnoreFlags: true,
 		Hooks: map[string]string{
 			Install: "echo installing...",
diff --git a/pkg/plugin/testdata/plugdir/good/hello/plugin.yaml b/pkg/plugin/testdata/plugdir/good/hello/plugin.yaml
index 2b972da59..b857b55ee 100644
--- a/pkg/plugin/testdata/plugdir/good/hello/plugin.yaml
+++ b/pkg/plugin/testdata/plugdir/good/hello/plugin.yaml
@@ -3,7 +3,7 @@ version: "0.1.0"
 usage: "usage"
 description: |-
   description
-command: "$HELM_PLUGIN_SELF/hello.sh"
+command: "$HELM_PLUGIN_DIR/hello.sh"
 ignoreFlags: true
 hooks:
   install: "echo installing..."