fix dns in docker mode (#104)

fix dns in docker mode

.rubocop_todo.yml

@@ -1,6 +1,6 @@
 # This configuration was generated by
 # `rubocop --auto-gen-config`
-# on 2024-06-27 01:53:02 UTC using RuboCop version 1.50.2.
+# on 2024-07-19 06:32:42 UTC using RuboCop version 1.50.2.
 # The point is for the user to remove these configuration records
 # one by one as the offenses are removed from the code base.
 # Note that changes in the inspected code, or installation of new
@@ -37,7 +37,7 @@ Lint/ConstantDefinitionInBlock:
 # Offense count: 13
 # Configuration parameters: AllowedMethods, AllowedPatterns, CountRepeatedAttributes.
 Metrics/AbcSize:
-  Max: 64
+  Max: 65
 
 # Offense count: 1
 # Configuration parameters: CountComments, CountAsOne, AllowedMethods, AllowedPatterns.
@@ -48,7 +48,7 @@ Metrics/BlockLength:
 # Offense count: 1
 # Configuration parameters: CountComments, CountAsOne.
 Metrics/ClassLength:
-  Max: 485
+  Max: 490
 
 # Offense count: 1
 # Configuration parameters: AllowedMethods, AllowedPatterns.
@@ -58,7 +58,7 @@ Metrics/CyclomaticComplexity:
 # Offense count: 17
 # Configuration parameters: CountComments, CountAsOne, AllowedMethods, AllowedPatterns.
 Metrics/MethodLength:
-  Max: 51
+  Max: 52
 
 # Offense count: 1
 # Configuration parameters: CountKeywordArgs, MaxOptionalParameters.

README.md

@@ -38,14 +38,14 @@ docker build -t degica/kaiser .
 And then add the following line to your `.bashrc` or `.bash_profile`
 
 ```
-alias kaiser='docker run --pull=always --rm -ti -v /var/run/docker.sock:/var/run/docker.sock -v $HOME/.kaiser:/root/.kaiser -v `pwd`:`pwd` -e CONTEXT_DIR="`pwd`" degicadev/kaiser'
+alias kaiser='docker run --pull=always --rm -ti -v /var/run/docker.sock:/var/run/docker.sock -v $HOME/.kaiser:/root/.kaiser -v `pwd`:`pwd` -e _KAISER_USER_HOME=$HOME -e _KAISER_POS=docker -e CONTEXT_DIR="`pwd`" degicadev/kaiser'
 ```
 
 Or if you use fish
 
 ```
 function kaiser
-  docker run --pull=always --rm -ti -v /var/run/docker.sock:/var/run/docker.sock -v $HOME/.kaiser:/root/.kaiser -v (pwd):(pwd) -e CONTEXT_DIR=(pwd) degicadev/kaiser $argv
+  docker run --pull=always --rm -ti -v /var/run/docker.sock:/var/run/docker.sock -v $HOME/.kaiser:/root/.kaiser -v (pwd):(pwd) -e _KAISER_USER_HOME=$HOME -e _KAISER_POS=docker -e CONTEXT_DIR=(pwd) degicadev/kaiser $argv
 end
 ```
 

lib/kaiser/cli.rb

@@ -229,7 +229,7 @@ def current_branch_db_image_dir
 
     def db_image_path(name)
       if name.start_with?('./')
-        path = "#{`pwd`.chomp}/#{name.sub('./', '')}"
+        path = "#{home_dir_loc}/#{name.sub('./', '')}"
         Config.info_out.puts "Database image path is: #{path}"
         return path
       end
@@ -542,6 +542,12 @@ def selenium_node_image
       'selenium/standalone-chrome-debug'
     end
 
+    def home_dir_loc
+      return ENV['_KAISER_USER_HOME'] if ENV['_KAISER_POS'] == 'docker'
+
+      ENV['HOME']
+    end
+
     def ensure_setup
       ensure_env
 
@@ -571,8 +577,9 @@ def ensure_setup
           jwilder/nginx-proxy"
       )
 
-      dnsconffile = "#{ENV['HOME']}/.kaiser/dnsconf"
-      File.write(dnsconffile, <<~HOSTS)
+      innerdnsconffile = "#{ENV['HOME']}/.kaiser/dnsconf"
+      outerdnsconffile = "#{home_dir_loc}/.kaiser/dnsconf"
+      File.write(innerdnsconffile, <<~HOSTS)
         log-queries
         no-resolv
         server=8.8.8.8
@@ -585,7 +592,7 @@ def ensure_setup
         "docker run -d
           --name #{Config.config[:shared_names][:dns]}
           --network #{Config.config[:networkname]}
-          -v #{dnsconffile}:/etc/dnsmasq.conf:ro
+          -v #{outerdnsconffile}:/etc/dnsmasq.conf:ro
           degica/dnsmasq
         "
       )