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11 | 11 | # * Git |
12 | 12 | # * Ruby >= 1.9.3 |
13 | 13 | # * Rails >= 5 |
14 | | -# * Java >= 8 (for Elasticsearch) |
15 | 14 | # |
16 | 15 | # Usage: |
17 | 16 | # ------ |
|
22 | 21 |
|
23 | 22 | require 'uri' |
24 | 23 | require 'net/http' |
25 | | - |
26 | | -at_exit do |
27 | | - pid = File.read("#{destination_root}/tmp/pids/elasticsearch.pid") rescue nil |
28 | | - if pid |
29 | | - say_status "Stop", "Elasticsearch", :yellow |
30 | | - run "kill #{pid}" |
31 | | - end |
32 | | -end |
| 24 | +require 'json' |
33 | 25 |
|
34 | 26 | $elasticsearch_url = ENV.fetch('ELASTICSEARCH_URL', 'http://localhost:9200') |
35 | 27 |
|
36 | | -# ----- Check & download Elasticsearch ------------------------------------------------------------ |
| 28 | +# ----- Check for Elasticsearch ------------------------------------------------------------------- |
37 | 29 |
|
38 | | -cluster_info = Net::HTTP.get(URI.parse($elasticsearch_url)) rescue nil |
39 | | -cluster_info = JSON.parse(cluster_info) if cluster_info |
| 30 | +required_elasticsearch_version = '6' |
40 | 31 |
|
41 | | -if cluster_info.nil? || cluster_info['version']['number'] < '5' |
42 | | - # Change the port when incompatible Elasticsearch version is running on localhost:9200 |
43 | | - if $elasticsearch_url == 'http://localhost:9200' && cluster_info && cluster_info['version']['number'] < '5' |
44 | | - $change_port = '9280' |
45 | | - $elasticsearch_url = "http://localhost:#{$change_port}" |
46 | | - end |
| 32 | +docker_command =<<-CMD.gsub(/\s{1,}/, ' ').strip |
| 33 | + docker run \ |
| 34 | + --name elasticsearch-rails-searchapp \ |
| 35 | + --publish 9200:9200 \ |
| 36 | + --env "discovery.type=single-node" \ |
| 37 | + --env "cluster.name=elasticsearch-rails" \ |
| 38 | + --env "cluster.routing.allocation.disk.threshold_enabled=false" \ |
| 39 | + --rm \ |
| 40 | + docker.elastic.co/elasticsearch/elasticsearch-oss:6.3.0 |
| 41 | +CMD |
47 | 42 |
|
48 | | - COMMAND = <<-COMMAND.gsub(/^ /, '') |
49 | | - curl -# -O "https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-5.2.1.tar.gz" |
50 | | - tar -zxf elasticsearch-5.2.1.tar.gz |
51 | | - rm -f elasticsearch-5.2.1.tar.gz |
52 | | - ./elasticsearch-5.2.1/bin/elasticsearch -d -p #{destination_root}/tmp/pids/elasticsearch.pid #{$change_port.nil? ? '' : "-E http.port=#{$change_port}" } |
53 | | - COMMAND |
54 | | - |
55 | | - puts "\n" |
56 | | - say_status "ERROR", "Elasticsearch not running!\n", :red |
57 | | - puts '-'*80 |
58 | | - say_status '', "It appears that Elasticsearch 5 is not running on this machine." |
59 | | - say_status '', "Is it installed? Do you want me to install and run it for you with this command?\n\n" |
60 | | - COMMAND.each_line { |l| say_status '', "$ #{l}" } |
61 | | - puts |
62 | | - say_status '', "(To uninstall, just remove the generated application directory.)" |
63 | | - puts '-'*80, '' |
64 | | - |
65 | | - if yes?("Install Elasticsearch?", :bold) |
66 | | - puts |
67 | | - say_status "Install", "Elasticsearch", :yellow |
68 | | - |
69 | | - java_info = `java -version 2>&1` |
70 | | - |
71 | | - unless java_info.match /1\.[8-9]/ |
72 | | - puts |
73 | | - say_status "ERROR", "Required Java version (1.8) not found, exiting...", :red |
74 | | - exit(1) |
75 | | - end |
76 | | - |
77 | | - commands = COMMAND.split("\n") |
78 | | - exec = commands.pop |
79 | | - inside("vendor") do |
80 | | - commands.each { |command| run command } |
81 | | - run "(#{exec})" # Launch Elasticsearch in subshell |
82 | | - end |
83 | | - |
84 | | - # Wait for Elasticsearch to be up... |
85 | | - # |
86 | | - system <<-COMMAND |
87 | | - until $(curl --silent --head --fail #{$elasticsearch_url} > /dev/null 2>&1); do |
88 | | - printf '.'; sleep 1 |
89 | | - done |
90 | | - COMMAND |
91 | | - end |
92 | | -end unless ENV['RAILS_NO_ES_INSTALL'] |
| 43 | +begin |
| 44 | + cluster_info = Net::HTTP.get(URI.parse($elasticsearch_url)) |
| 45 | +rescue Errno::ECONNREFUSED => e |
| 46 | + say_status "ERROR", "Cannot connect to Elasticsearch on <#{$elasticsearch_url}>\n\n", :red |
| 47 | + say_status "", "The application requires an Elasticsearch cluster running, " + |
| 48 | + "but no cluster has been found on <#{$elasticsearch_url}>." |
| 49 | + say_status "", "The easiest way of launching Elasticsearch is by running it with Docker (https://www.docker.com/get-docker):\n\n" |
| 50 | + say_status "", docker_command + "\n" |
| 51 | + exit(1) |
| 52 | +rescue StandardError => e |
| 53 | + say_status "ERROR", "#{e.class}: #{e.message}", :red |
| 54 | + exit(1) |
| 55 | +end |
| 56 | + |
| 57 | +cluster_info = JSON.parse(cluster_info) |
| 58 | + |
| 59 | +unless cluster_info['version'] |
| 60 | + say_status "ERROR", "Cannot determine Elasticsearch version from <#{$elasticsearch_url}>", :red |
| 61 | + say_status "", JSON.dump(cluster_info), :red |
| 62 | + exit(1) |
| 63 | +end |
| 64 | + |
| 65 | +if cluster_info['version']['number'] < required_elasticsearch_version |
| 66 | + say_status "ERROR", |
| 67 | + "The application requires Elasticsearch version #{required_elasticsearch_version} or higher, found version #{cluster_info['version']['number']}.\n\n", :red |
| 68 | + say_status "", "The easiest way of launching Elasticsearch is by running it with Docker (https://www.docker.com/get-docker):\n\n" |
| 69 | + say_status "", docker_command + "\n" |
| 70 | + exit(1) |
| 71 | +end |
93 | 72 |
|
94 | 73 | # ----- Application skeleton ---------------------------------------------------------------------- |
95 | 74 |
|
|
144 | 123 |
|
145 | 124 | # ----- Auxiliary gems ---------------------------------------------------------------------------- |
146 | 125 |
|
147 | | -gem 'mocha', group: 'test', require: 'mocha/api' |
| 126 | +gem 'mocha', group: 'test' |
148 | 127 | gem 'rails-controller-testing', group: 'test' |
149 | 128 |
|
150 | 129 | # ----- Remove CoffeeScript, Sass and "all that jazz" --------------------------------------------- |
|
160 | 139 | say_status "Rubygems", "Adding Elasticsearch libraries into Gemfile...\n", :yellow |
161 | 140 | puts '-'*80, ''; sleep 0.75 |
162 | 141 |
|
163 | | -gem 'elasticsearch', git: 'git://github.com/elasticsearch/elasticsearch-ruby.git' |
164 | | -gem 'elasticsearch-model', git: 'git://github.com/elasticsearch/elasticsearch-rails.git' |
165 | | -gem 'elasticsearch-rails', git: 'git://github.com/elasticsearch/elasticsearch-rails.git' |
| 142 | +gem 'elasticsearch', git: 'https://github.com/elasticsearch/elasticsearch-ruby.git' |
| 143 | +gem 'elasticsearch-model', git: 'https://github.com/elasticsearch/elasticsearch-rails.git' |
| 144 | +gem 'elasticsearch-rails', git: 'https://github.com/elasticsearch/elasticsearch-rails.git' |
166 | 145 |
|
167 | 146 |
|
168 | 147 | git add: "Gemfile*" |
|
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