Merge pull request '`apt update`コマンドの実行回数を減らす' (#20) from reduce-apt-update-execution into master

Reviewed-on: #20

cookbooks/consul/install.rb

@@ -15,6 +15,8 @@ template '/etc/apt/sources.list.d/hashicorp.list' do
   variables(distribution: DIST)
 end
 
-execute 'apt update'
+execute 'apt update' do
+  not_if 'which consul'
+end
 
 package 'consul'

cookbooks/grafana/install.rb

@@ -10,7 +10,9 @@ execute 'curl https://packages.grafana.com/gpg.key | apt-key add -' do
   not_if 'apt-key list | grep grafana'
 end
 
-execute 'apt update'
+execute 'apt update' do
+  not_if 'which grafana-server'
+end
 
 package 'grafana' do
   action :install

cookbooks/nomad/install.rb

@@ -15,6 +15,8 @@ template '/etc/apt/sources.list.d/hashicorp.list' do
   variables(distribution: DIST)
 end
 
-execute 'apt update'
+execute 'apt update' do
+  not_if 'which nomad'
+end
 
 package 'nomad'

cookbooks/vault/install.rb

@@ -15,6 +15,8 @@ template '/etc/apt/sources.list.d/hashicorp.list' do
   variables(distribution: DIST)
 end
 
-execute 'apt update'
+execute 'apt update' do
+  not_if 'which vault'
+end
 
 package 'vault'

cookbooks/vector/install.rb

@@ -17,6 +17,8 @@ template '/etc/apt/sources.list.d/timber-vector.list' do
   variables(distribution: DIST)
 end
 
-execute 'apt update'
+execute 'apt update' do
+  not_if 'which vector'
+end
 
 package 'vector'