Add misc operations and queries for lantern

loader.rb

@@ -77,7 +77,7 @@
 end
 
 autoload_normal.call("model", flat: true)
-%w[lib clover.rb clover_web.rb clover_api.rb routes/clover_base.rb routes/clover_error.rb].each { autoload_normal.call(_1) }
+%w[lib clover.rb clover_web.rb clover_api.rb routes/clover_base.rb routes/clover_error.rb misc/misc_queries.rb misc/misc_operations.rb].each { autoload_normal.call(_1) }
 %w[scheduling prog serializers serializers/web serializers/api].each { autoload_normal.call(_1, include_first: true) }
 
 AUTOLOAD_CONSTANTS.freeze

misc/misc_operations.rb

@@ -0,0 +1,37 @@
+# frozen_string_literal: true
+
+def update_rhizome(sshable, target_folder, user)
+  tar = StringIO.new
+  Gem::Package::TarWriter.new(tar) do |writer|
+    base = Config.root + "/rhizome"
+    Dir.glob(["Gemfile", "Gemfile.lock", "common/**/*", "#{target_folder}/**/*"], base: base).map do |file|
+      full_path = base + "/" + file
+      stat = File.stat(full_path)
+      if stat.directory?
+        writer.mkdir(file, stat.mode)
+      elsif stat.file?
+        writer.add_file(file, stat.mode) do |tf|
+          File.open(full_path, "rb") do
+            IO.copy_stream(_1, tf)
+          end
+        end
+      else
+        # :nocov:
+        fail "BUG"
+        # :nocov:
+      end
+    end
+  end
+  payload = tar.string.freeze
+  sshable.cmd("tar xf -", stdin: payload)
+
+  sshable.cmd("bundle config set --local path vendor/bundle")
+  sshable.cmd("bundle install")
+  puts "updated rhizome"
+end
+
+class MiscOperations
+  def self.update_rhizome_from_local(vm, target_folder: "lantern", user: "lantern")
+    update_rhizome(vm.sshable, target_folder, user)
+  end
+end

misc/misc_queries.rb

@@ -0,0 +1,12 @@
+# frozen_string_literal: true
+
+class MiscQueries
+  def self.update_collation_on_all_databases
+    # https://postgresql.verite.pro/blog/2018/08/27/glibc-upgrade.html
+    # We didn't need to update rebuild indexes this time as we didn't have any indexes with collation coming from libc
+    resources = LanternResource.all
+    resources.each do |resource|
+      resource.representative_server.run_query("ALTER DATABASE template1 REFRESH COLLATION VERSION")
+    end
+  end
+end

spec/coverage_helper.rb

@@ -13,6 +13,7 @@
     # rhizome (dataplane) and controlplane should have separate coverage reports.
     # They will have different coverage suites in future.
     add_filter "/rhizome"
+    add_filter "/misc"
 
     # No need to check coverage for them
     add_filter "/migrate/"