[1295] | 1 | #!/usr/bin/perl |
---|
| 2 | use strict; |
---|
| 3 | use FindBin qw($Bin); |
---|
| 4 | use lib $Bin; |
---|
| 5 | use onserver; |
---|
| 6 | use Tie::File; |
---|
[2150] | 7 | use Cwd; |
---|
[1295] | 8 | |
---|
| 9 | setup(); |
---|
| 10 | |
---|
| 11 | sub make_db { |
---|
| 12 | my($type) = @_; |
---|
| 13 | print "\nCreating $type SQL database for $sname...\n"; |
---|
| 14 | open GETPWD, '-|', "/mit/scripts/sql/bin$scriptsdev/get-password"; |
---|
| 15 | ($sqlhost, $sqluser, $sqlpass) = split(/\s/, <GETPWD>); |
---|
| 16 | close GETPWD; |
---|
| 17 | open SQLDB, '-|', "/mit/scripts/sql/bin$scriptsdev/get-next-database", "${addrlast}_${type}"; |
---|
| 18 | $sqldb = <SQLDB>; |
---|
| 19 | close SQLDB; |
---|
| 20 | open SQLDB, '-|', "/mit/scripts/sql/bin$scriptsdev/create-database", $sqldb; |
---|
| 21 | $sqldb = <SQLDB>; |
---|
| 22 | close SQLDB; |
---|
| 23 | if($sqldb eq "") { |
---|
| 24 | print "\nERROR:\n"; |
---|
| 25 | print "Your SQL account failed to create a SQL database.\n"; |
---|
| 26 | print "You should log in at http://sql.mit.edu to check whether\n"; |
---|
| 27 | print "your SQL account is at its database limit or its storage limit.\n"; |
---|
| 28 | print "If you cannot determine the cause of the problem, please\n"; |
---|
| 29 | print "feel free to contact sql\@mit.edu for assistance.\n"; |
---|
| 30 | exit 1; |
---|
| 31 | } |
---|
| 32 | return $sqldb; |
---|
| 33 | } |
---|
| 34 | |
---|
| 35 | my $dev_db = make_db("development"); |
---|
| 36 | my $test_db = make_db("test"); |
---|
| 37 | my $prod_db = make_db("production"); |
---|
| 38 | |
---|
[2150] | 39 | my $cwd = getcwd; |
---|
| 40 | system("rails", "new", $cwd ,"-d", "mysql"); |
---|
| 41 | my $appdir = `basename $cwd`; |
---|
| 42 | chomp $appdir; |
---|
[1295] | 43 | |
---|
[2287] | 44 | open APPLICATION_RB, "config/application.rb"; |
---|
| 45 | my $appclass; |
---|
| 46 | while(<APPLICATION_RB>) { |
---|
| 47 | if (/module (\w+)\n/) { |
---|
| 48 | $appclass = $1; |
---|
| 49 | last; |
---|
| 50 | } |
---|
| 51 | } |
---|
| 52 | close APPLICATION_RB; |
---|
| 53 | if (!$appclass) { |
---|
| 54 | die "Couldn't find application class name - plase email scripts\@mit.edu with the names of your locker and the application you tried to create. Sorry!"; |
---|
| 55 | } |
---|
| 56 | |
---|
[1295] | 57 | open PUBLIC_HTACCESS, ">public/.htaccess"; |
---|
| 58 | print PUBLIC_HTACCESS <<EOF; |
---|
| 59 | # General Apache options |
---|
| 60 | Options +FollowSymLinks +ExecCGI |
---|
| 61 | |
---|
| 62 | # If you don't want Rails to look in certain directories, |
---|
| 63 | # use the following rewrite rules so that Apache won't rewrite certain requests |
---|
| 64 | # |
---|
| 65 | # Example: |
---|
| 66 | # RewriteCond %{REQUEST_URI} ^/notrails.* |
---|
| 67 | # RewriteRule .* - [L] |
---|
| 68 | |
---|
| 69 | # Redirect all requests not available on the filesystem to Rails |
---|
| 70 | # By default the cgi dispatcher is used which is very slow |
---|
| 71 | # |
---|
| 72 | # For better performance replace the dispatcher with the fastcgi one |
---|
| 73 | # |
---|
| 74 | # Example: |
---|
| 75 | # RewriteRule ^(.*)\$ dispatch.fcgi [QSA,L] |
---|
| 76 | RewriteEngine On |
---|
| 77 | |
---|
| 78 | # If your Rails application is accessed via an Alias directive, |
---|
| 79 | # then you MUST also set the RewriteBase in this htaccess file. |
---|
| 80 | # |
---|
| 81 | # Example: |
---|
| 82 | # Alias /myrailsapp /path/to/myrailsapp/public |
---|
| 83 | # RewriteBase /myrailsapp |
---|
| 84 | |
---|
[2287] | 85 | RewriteCond index.html -f |
---|
[1295] | 86 | RewriteRule ^\$ index.html [QSA] |
---|
| 87 | RewriteCond %{REQUEST_FILENAME} !-f |
---|
[2287] | 88 | RewriteRule ^(.*)\$ dispatch.fcgi/\$1 [QSA,L] |
---|
[1295] | 89 | |
---|
| 90 | # In case Rails experiences terminal errors |
---|
| 91 | # Instead of displaying this message you can supply a file here which will be rendered instead |
---|
| 92 | # |
---|
| 93 | # Example: |
---|
| 94 | # ErrorDocument 500 /500.html |
---|
| 95 | |
---|
| 96 | EOF |
---|
| 97 | |
---|
| 98 | open HTACCESS, ">.htaccess"; |
---|
| 99 | print HTACCESS <<EOF; |
---|
| 100 | RewriteEngine On |
---|
| 101 | RewriteRule ^(.*)\$ public/\$1 [QSA,L] |
---|
[2287] | 102 | |
---|
[1295] | 103 | EOF |
---|
| 104 | |
---|
| 105 | tie my @railsenv, 'Tie::File', 'config/environment.rb'; |
---|
[1407] | 106 | unshift @railsenv, "# ENV['RAILS_ENV'] ||= 'production'"; |
---|
| 107 | unshift @railsenv, "# Uncomment below to put Rails into production mode"; |
---|
| 108 | unshift @railsenv, ""; |
---|
[1295] | 109 | untie @railsenv; |
---|
| 110 | |
---|
| 111 | tie my @railsdb, 'Tie::File', 'config/database.yml'; |
---|
| 112 | for (@railsdb) { |
---|
| 113 | s/username:.*$/username: $sqluser/; |
---|
| 114 | s/password:.*$/password: $sqlpass/; |
---|
| 115 | s/host:.*$/host: $sqlhost/; |
---|
| 116 | s/database:.*_development.*/database: $dev_db/; |
---|
| 117 | s/database:.*_test.*/database: $test_db/; |
---|
| 118 | s/database:.*_production.*/database: $prod_db/; |
---|
| 119 | } |
---|
| 120 | untie @railsdb; |
---|
| 121 | |
---|
[1297] | 122 | tie my @railswelcome, 'Tie::File', 'public/index.html'; |
---|
| 123 | for (@railswelcome) { |
---|
| 124 | s/Create your database/Sync your database/; |
---|
| 125 | s/to create your database\..*/to create tables in your database.<\/p>/; |
---|
| 126 | } |
---|
| 127 | untie @railswelcome; |
---|
| 128 | |
---|
[2287] | 129 | # set config.action_controller.asset_host for all environments, |
---|
| 130 | # so urls to static assets are generated correctly |
---|
| 131 | # regardless of how the app is accessed |
---|
| 132 | my $rails_assethost = " config.action_controller.asset_host = \"//$USER.scripts.mit.edu/$appdir/public\""; |
---|
| 133 | my @environments = ('development', 'production', 'test'); |
---|
| 134 | |
---|
| 135 | for my $environment (@environments) { |
---|
| 136 | tie my @envfile, 'Tie::File', "config/environments/$environment.rb"; |
---|
| 137 | my $i = 0; |
---|
| 138 | for (@envfile) { |
---|
| 139 | if (/^end$/) { |
---|
| 140 | last; |
---|
| 141 | } |
---|
| 142 | ++$i; |
---|
| 143 | } |
---|
| 144 | splice @envfile, $i, 1, ($rails_assethost, 'end'); |
---|
| 145 | untie @envfile; |
---|
| 146 | } |
---|
| 147 | |
---|
| 148 | |
---|
[1408] | 149 | tie my @railsfcgi, 'Tie::File', 'public/dispatch.fcgi'; |
---|
| 150 | for (@railsfcgi) { |
---|
| 151 | s/^[^#]*RailsFCGIHandler/## Commented out by scripts.mit.edu autoinstaller\n## RailsFCGIHandler/; |
---|
| 152 | } |
---|
| 153 | untie @railsfcgi; |
---|
| 154 | open RAILSFCGI, ">>public/dispatch.fcgi"; |
---|
[2150] | 155 | print RAILSFCGI "#!/usr/bin/ruby\n"; |
---|
[1408] | 156 | print RAILSFCGI <<EOF; |
---|
[2606] | 157 | require File.join(File.expand_path(File.dirname(__FILE__)), '../config/environment') |
---|
[2150] | 158 | require 'rack' |
---|
[1408] | 159 | |
---|
| 160 | ## Added by scripts.mit.edu autoinstaller to reload when app code changes |
---|
| 161 | Thread.abort_on_exception = true |
---|
| 162 | |
---|
[2287] | 163 | # Strip public/dispatch.fcgi out of SCRIPT_NAME so Rails generates nicer URLs |
---|
| 164 | class ScriptNameRewriter |
---|
| 165 | |
---|
[2150] | 166 | def initialize(app) |
---|
| 167 | \@app = app |
---|
| 168 | end |
---|
| 169 | |
---|
| 170 | def call(env) |
---|
[2287] | 171 | if env['SCRIPT_NAME'] =~ /dispatch\.fcgi/ |
---|
| 172 | env['SCRIPT_NAME'].gsub!(/public\\/dispatch\.fcgi/,'') |
---|
| 173 | end |
---|
[2150] | 174 | \@app.call(env) |
---|
| 175 | end |
---|
| 176 | end |
---|
| 177 | |
---|
| 178 | |
---|
[1408] | 179 | t1 = Thread.new do |
---|
[2150] | 180 | dispatch_logger = Logger.new(File.join(Rails.root,'log/dispatcher.log')) |
---|
| 181 | |
---|
| 182 | begin |
---|
[2287] | 183 | Rack::Handler::FastCGI.run ScriptNameRewriter.new(Rack::URLMap.new("/" => ${appclass}::Application)) |
---|
[2150] | 184 | rescue => e |
---|
| 185 | dispatch_logger.error(e) |
---|
| 186 | raise e |
---|
| 187 | end |
---|
[1408] | 188 | end |
---|
| 189 | t2 = Thread.new do |
---|
[1469] | 190 | # List of directories to watch for changes before reload. |
---|
| 191 | # You may want to also watch public or vendor, depending on your needs. |
---|
| 192 | Thread.current[:watched_dirs] = ['app', 'config', 'db', 'lib'] |
---|
[1484] | 193 | |
---|
| 194 | # List of specific files to watch for changes. |
---|
| 195 | Thread.current[:watched_files] = ['public/dispatch.fcgi', |
---|
[2287] | 196 | 'public/.htaccess'] |
---|
[1411] | 197 | # Sample filter: /(\.rb|\.erb)\$/. Default filter: watch all files |
---|
[1408] | 198 | Thread.current[:watched_extensions] = // |
---|
[1410] | 199 | # Iterations since last reload |
---|
| 200 | Thread.current[:iterations] = 0 |
---|
[1408] | 201 | |
---|
| 202 | def modified(file) |
---|
[1410] | 203 | begin |
---|
| 204 | mtime = File.stat(file).mtime |
---|
| 205 | rescue |
---|
| 206 | false |
---|
| 207 | else |
---|
| 208 | if Thread.current[:iterations] == 0 |
---|
| 209 | Thread.current[:modifications][file] = mtime |
---|
| 210 | end |
---|
| 211 | Thread.current[:modifications][file] != mtime |
---|
| 212 | end |
---|
[1408] | 213 | end |
---|
| 214 | |
---|
[1410] | 215 | # Don't symlink yourself into a loop. Please. Things will still work |
---|
| 216 | # (Linux limits your symlink depth) but you will be sad |
---|
[1408] | 217 | def modified_dir(dir) |
---|
| 218 | Dir.new(dir).each do |file| |
---|
| 219 | absfile = File.join(dir, file) |
---|
| 220 | if FileTest.directory? absfile |
---|
| 221 | next if file == '.' or file == '..' |
---|
| 222 | return true if modified_dir(absfile) |
---|
| 223 | else |
---|
| 224 | return true if Thread.current[:watched_extensions] =~ absfile && |
---|
[2287] | 225 | modified(absfile) |
---|
[1408] | 226 | end |
---|
| 227 | end |
---|
| 228 | false |
---|
| 229 | end |
---|
| 230 | |
---|
| 231 | def reload |
---|
| 232 | Thread.current[:modifications] = {} |
---|
[1410] | 233 | Thread.current[:iterations] = 0 |
---|
[1486] | 234 | # This is a kludge, but at the same time it works. |
---|
| 235 | # Will kill the current FCGI process so that it is reloaded |
---|
| 236 | # at next request. |
---|
| 237 | raise RuntimeError |
---|
[1408] | 238 | end |
---|
| 239 | |
---|
| 240 | Thread.current[:modifications] = {} |
---|
| 241 | # Wait until the modify time changes, then reload. |
---|
| 242 | while true |
---|
[1484] | 243 | dir_modified = Thread.current[:watched_dirs].inject(false) {|z, dir| z || modified_dir(File.join(File.dirname(__FILE__), '..', dir))} |
---|
| 244 | file_modified = Thread.current[:watched_files].inject(false) {|z, file| z || modified(File.join(File.dirname(__FILE__), '..', file))} |
---|
| 245 | reload if dir_modified || file_modified |
---|
[1410] | 246 | Thread.current[:iterations] += 1 |
---|
[1408] | 247 | sleep 1 |
---|
| 248 | end |
---|
| 249 | end |
---|
| 250 | |
---|
| 251 | t1.join |
---|
| 252 | t2.join |
---|
| 253 | ## End of scripts.mit.edu autoinstaller additions |
---|
| 254 | EOF |
---|
[2150] | 255 | chmod 0755,'public/dispatch.fcgi'; |
---|
[1408] | 256 | |
---|
[2287] | 257 | # static-cat doesn't whitelist .txt files |
---|
| 258 | chmod 0777, 'public/robots.txt'; |
---|
| 259 | |
---|
[2150] | 260 | # have to explicitly take a dependency on fcgi |
---|
[2287] | 261 | # ruby1.9 means we need to take a dependency on minitest |
---|
| 262 | # for rails console to work |
---|
[2150] | 263 | open GEMFILE, ">>Gemfile"; |
---|
| 264 | print GEMFILE "gem 'fcgi'\n"; |
---|
[2287] | 265 | print GEMFILE "gem 'minitest'\n"; |
---|
[2150] | 266 | close GEMFILE; |
---|
| 267 | |
---|
[1297] | 268 | print "Your application is located in:\n"; |
---|
| 269 | print " /mit/$USER/web_scripts/$addrend/\n"; |
---|
[2287] | 270 | print "To run programs like rake or rails generate, run\n"; |
---|
[1297] | 271 | print " 'ssh -k $USER\@scripts' and cd to the above directory.\n\n"; |
---|
| 272 | press_enter; |
---|
| 273 | |
---|
[1295] | 274 | exit 0; |
---|