Change Linux install method

Previously, files installed to /usr/local/bin/ would be owned by the
user executing the command, not root. This change makes these installed
files owned by root instead. Improving security is the goal.

README.md

@@ -27,7 +27,7 @@ brew cask install minikube
 
 ### Linux
 ```shell
-curl -Lo minikube https://storage.googleapis.com/minikube/releases/latest/minikube-linux-amd64 && chmod +x minikube && sudo mv minikube /usr/local/bin/
+curl -Lo minikube https://storage.googleapis.com/minikube/releases/latest/minikube-linux-amd64 && chmod +x minikube && sudo cp minikube /usr/local/bin/ && rm minikube
 ```
 
 ### Windows
@@ -42,8 +42,8 @@ Install manually: Download the [minikube-windows-amd64.exe](https://storage.goog
 ### Linux Continuous Integration without VM Support
 Example with kubectl installation:
 ```shell
-curl -Lo minikube https://storage.googleapis.com/minikube/releases/latest/minikube-linux-amd64 && chmod +x minikube
-curl -Lo kubectl https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl && chmod +x kubectl
+curl -Lo minikube https://storage.googleapis.com/minikube/releases/latest/minikube-linux-amd64 && chmod +x minikube && sudo cp minikube /usr/local/bin/ && rm minikube
+curl -Lo kubectl https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl && chmod +x kubectl && sudo cp minikube /usr/local/bin/ && rm minikube
 
 export MINIKUBE_WANTUPDATENOTIFICATION=false
 export MINIKUBE_WANTREPORTERRORPROMPT=false

cmd/util/util.go

@@ -191,7 +191,7 @@ func MaybePrintKubectlDownloadMsg(goos string, out io.Writer) {
 	}
 
 	verb := "run"
-	installInstructions := "curl -Lo kubectl https://storage.googleapis.com/kubernetes-release/release/%s/bin/%s/%s/kubectl && chmod +x kubectl && sudo mv kubectl /usr/local/bin/"
+	installInstructions := "curl -Lo kubectl https://storage.googleapis.com/kubernetes-release/release/%s/bin/%s/%s/kubectl && chmod +x kubectl && sudo cp kubectl /usr/local/bin/ && rm kubectl"
 	if goos == "windows" {
 		verb = "do"
 		installInstructions = `download kubectl from:

docs/drivers.md

@@ -41,7 +41,10 @@ $ newgrp libvirt
 Then install the driver itself:
 
 ```shell
-curl -LO https://storage.googleapis.com/minikube/releases/latest/docker-machine-driver-kvm2 && chmod +x docker-machine-driver-kvm2 && sudo mv docker-machine-driver-kvm2 /usr/local/bin/
+curl -Lo docker-machine-driver-kvm2 https://storage.googleapis.com/minikube/releases/latest/docker-machine-driver-kvm2 \
+&& chmod +x docker-machine-driver-kvm2 \
+&& sudo cp docker-machine-driver-kvm2 /usr/local/bin/ \
+&& rm docker-machine-driver-kvm2
 ```
 
 To use the driver you would do:
@@ -85,9 +88,10 @@ It is built from the minikube source tree, and uses [moby/hyperkit](http://githu
 To install the hyperkit driver:
 
 ```shell
-curl -LO https://storage.googleapis.com/minikube/releases/latest/docker-machine-driver-hyperkit \
+curl -Lo docker-machine-driver-hyperkit https://storage.googleapis.com/minikube/releases/latest/docker-machine-driver-hyperkit \
 && chmod +x docker-machine-driver-hyperkit \
-&& sudo mv docker-machine-driver-hyperkit /usr/local/bin/ \
+&& sudo cp docker-machine-driver-hyperkit /usr/local/bin/ \
+&& rm docker-machine-driver-hyperkit \
 && sudo chown root:wheel /usr/local/bin/docker-machine-driver-hyperkit \
 && sudo chmod u+s /usr/local/bin/docker-machine-driver-hyperkit
 ```

hack/jenkins/release_github_page.sh

@@ -49,17 +49,17 @@ Minikube is distributed in binary form for Linux, OSX, and Windows systems for t
 ## Installation
 ### OSX
 \`\`\`shell
-curl -Lo minikube https://storage.googleapis.com/minikube/releases/${TAGNAME}/minikube-darwin-amd64 && chmod +x minikube && sudo mv minikube /usr/local/bin/
+curl -Lo minikube https://storage.googleapis.com/minikube/releases/${TAGNAME}/minikube-darwin-amd64 && chmod +x minikube && sudo cp minikube /usr/local/bin/ && rm minikube
 \`\`\`
-Feel free to leave off the \`\`\`sudo mv minikube /usr/local/bin\`\`\` if you would like to add minikube to your path manually.
+Feel free to leave off \`\`\`sudo cp minikube /usr/local/bin/ && rm minikube\`\`\` if you would like to add minikube to your path manually.
 
 Or you can install via homebrew with \`brew cask install minikube\`.
 
 ### Linux
 \`\`\`shell
-curl -Lo minikube https://storage.googleapis.com/minikube/releases/${TAGNAME}/minikube-linux-amd64 && chmod +x minikube && sudo mv minikube /usr/local/bin/
+curl -Lo minikube https://storage.googleapis.com/minikube/releases/${TAGNAME}/minikube-linux-amd64 && chmod +x minikube && sudo cp minikube /usr/local/bin/ && rm minikube
 \`\`\`
-Feel free to leave off the \`\`\`sudo mv minikube /usr/local/bin\`\`\` if you would like to add minikube to your path manually.
+Feel free to leave off \`\`\`sudo cp minikube /usr/local/bin/ && rm minikube\`\`\` if you would like to add minikube to your path manually.
 
 ### Debian Package (.deb) [Experimental]
 Download the \`minikube_${DEB_VERSION}.deb\` file, and install it using \`sudo dpkg -i minikube_$(DEB_VERSION).deb\`