Add cb logout command.

CHANGELOG.md

@@ -5,6 +5,9 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Added
+- `cb logout` to logout a user from the CLI.
+
 
 ## [2.1.0] - 2022-06-03
 ### Added

src/cb/completion.cr

@@ -87,6 +87,7 @@ class CB::Completion
       "--help\tShow help and usage",
       "version\tShow version information",
       "login\tStore API key",
+      "logout\tRemove stored API key and token",
       "token\tGet current API token",
       "list\tList clusters",
       "team\tManage teams",
@@ -111,7 +112,7 @@ class CB::Completion
     if @client
       options
     else
-      options.first 3
+      options.first 4
     end
   end
 

src/cb/creds.cr

@@ -34,4 +34,8 @@ struct CB::Creds
   def delete
     File.delete CONFIG/host
   end
+
+  def self.delete(host)
+    File.delete(CONFIG/host) if File.exists?(CONFIG/host)
+  end
 end

src/cb/logout.cr

@@ -0,0 +1,10 @@
+require "./action"
+
+module CB
+  class Logout < Action
+    def run
+      Creds.delete(CB::HOST)
+      Token.delete(CB::HOST)
+    end
+  end
+end

src/cb/token.cr

@@ -41,6 +41,10 @@ struct CB::Token
     fetch? host
   end
 
+  def self.delete(host)
+    File.delete(file_path(host)) if File.exists?(file_path(host))
+  end
+
   def expires_at : Time
     Time.unix expires
   end

src/cli.cr

@@ -55,6 +55,11 @@ op = OptionParser.new do |parser|
     action = CB::Login.new
   end
 
+  parser.on("logout", "Remove stored API key and tokens") do
+    parser.banner = "cb logout"
+    action = CB::Logout.new
+  end
+
   parser.on("list", "List clusters") do
     parser.banner = "cb list"
     set_action List