discourse/lib/freedom_patches/schema_migration_details.rb

module FreedomPatches
  module SchemaMigrationDetails
    def exec_migration(conn, direction)
      rval = nil

      time = Benchmark.measure do
        rval = super
      end

      sql = <<SQL
      INSERT INTO schema_migration_details(
        version,
        hostname,
        name,
        git_version,
        duration,
        direction,
        rails_version,
        created_at
      ) values (
        :version,
        :hostname,
        :name,
        :git_version,
        :duration,
        :direction,
        :rails_version,
        :created_at
      )
SQL

      hostname = `hostname` rescue ""
      sql = ActiveRecord::Base.send(:sanitize_sql_array, [sql, {
        version: version || "",
        duration: (time.real * 1000).to_i,
        hostname: hostname,
        name: name,
        git_version: Discourse.git_version,
        created_at: Time.zone.now,
        direction: direction.to_s,
        rails_version: Rails.version
      }])

      conn.execute(sql)

      rval
    end

  end
end

class ActiveRecord::Migration
  prepend FreedomPatches::SchemaMigrationDetails
end