Create Linux installer shell script. Closes #6

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 As model/relations for resources may evolve, if you have any issues with models related commands, you can run `rm -Rf ~/.awless/aws/rdf` to start a fresh RDF model.
 
+### Features
+
+- [#6](https://github.com/wallix/awless/issues/6): Create Linux installer shell script: `curl https://raw.githubusercontent.com/wallix/awless/master/getawless.sh | bash`
+
 ### Bugfixes
 
 - [#57](https://github.com/wallix/awless/issues/57): Properly fetch buckets when they are in the `us-east-1` region.

README.md

@@ -44,9 +44,10 @@
 
 Choose one of the following options:
 
-1. Download the latest `awless` binaries (Windows/Linux/macOS) [from Github](https://github.com/wallix/awless/releases/latest)
-2. If you have Golang already installed, build the source with: `go get github.com/wallix/awless`
-3. On macOS, use [homebrew](http://brew.sh):  `brew tap wallix/awless; brew install awless`
+1. On macOS, use [homebrew](http://brew.sh):  `brew tap wallix/awless; brew install awless`
+2. With `curl` (macOS/Linux), run: `curl https://raw.githubusercontent.com/wallix/awless/master/getawless.sh | bash`
+3. Download the latest `awless` binaries (Windows/Linux/macOS) [from Github](https://github.com/wallix/awless/releases/latest)
+4. If you have Golang already installed, build the source with: `go get github.com/wallix/awless`
 
 # Getting started
 

getawless.sh

@@ -21,7 +21,7 @@ else
 fi
 
 
-LATEST_VERSION=`curl -s https://updates.awless.io | grep -oE "\d{1,3}.\d{1,3}.\d{1,3}"`
+LATEST_VERSION=`curl -s https://updates.awless.io | grep -oE "[0-9]{1,3}.[0-9]{1,3}.[0-9]{1,3}"`
 
 DOWNLOAD_URL="https://github.com/wallix/awless/releases/download/$LATEST_VERSION/awless-$OS-$ARCH.zip"