321 lines
16 KiB
Ruby
321 lines
16 KiB
Ruby
require 'net/ssh'
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require 'pathname'
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require 'json'
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require 'base64'
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namespace :exec_commands do
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desc "Exec commands Script"
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task :exec_commands,[:base64_args,:site_construct_id,:commands,:type,:server_name,:rails_env,:commands_i18n] => :environment do |task,args|
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if args.base64_args.present?
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tmp = JSON.parse(Base64.decode64(args.base64_args)) rescue {}
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args = Rake::TaskArguments.new(tmp.keys, tmp.values)
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end
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@type = args.type
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if args.site_construct_id.present?
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@site_construct = SiteConstruct.find(args.site_construct_id)
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site_server = SiteServer.where(:server_name=>@site_construct.server_type).first
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site_servers = [site_server]
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@site_construct.update(:status=>"execing",:infos=>[""])
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else
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@site_construct = nil
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site_servers = SiteServer.where(:server_name.in=>args.server_name.split("////")).to_a
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end
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if args.type == "exec_all"
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Multithread.where(:key=>'execing_commands').each do |thread|
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if thread.status["status"] == "error" || thread.status["status"] == "finish"
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thread.destroy
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elsif thread.updated_at < (Time.now - 5.minute)
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thread.destroy
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end
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end
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@thread = Multithread.where(:key=>'execing_commands').first
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else
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@thread = nil
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end
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if @thread.nil?
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@command_trans = {}
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@command_relations = {"upgrade_site"=>'git fetch origin && rails runner "a=Admin::SitesController.new;a.git_reset(%w(origin)[0],%w(update)[0]);while(1) do (Multithread.where(key: %w(update_manager)[0],status: %w(finish)[0]).count!=0 ? break : nil) end;sleep(5)"',
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"bundle_update"=>"bundle update && kill -s USR2 `cat tmp/pids/unicorn.pid`",
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"restart_site"=>"kill -s TERM `fuser tmp/pids/unicorn.sock tmp/sockets/unicorn.sock tmp/unicorn.sock`;bundle exec unicorn_rails -c config/unicorn.rb -D -E {{rails_env}}",
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"get_template"=>"mongo --eval 'db.sites.find().pretty()[0][\"template\"]' {{db_name}} --quiet"}
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@preserve_output = ["get_template"]
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@command_relations.each do |k,v|
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@command_trans[k] = I18n.t("client_management.#{k}")
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end
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rails_envs = ["production", "development"]
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rails_envs.each do |env|
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@command_relations["start_site_in_env,#{env}"] = "kill -s TERM `fuser tmp/pids/unicorn.sock tmp/sockets/unicorn.sock tmp/unicorn.sock`;bundle exec unicorn_rails -c config/unicorn.rb -D -E #{env}"
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@command_trans["start_site_in_env,#{env}"] = I18n.t("client_management.start_site_in_env",{:env=>env})
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end
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begin
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if args.type == "exec_all"
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if @thread.nil?
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@thread = Multithread.create(:key=>'execing_commands',:status=>{"infos"=>[],"status"=>"execing"})
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else
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@thread.update(:status=>{"infos"=>[],"status"=>"execing"})
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end
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end
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site_servers.each do |site_server|
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ip = site_server.ip
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user = site_server.account
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password = site_server.password
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@password = password
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begin
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Net::SSH.start(ip , user , password: password) do |ssh|
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end
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rescue Net::SSH::HostKeyMismatch
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system("ssh-keygen -f \"$HOME/.ssh/known_hosts\" -R #{ip}")
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rescue Errno::ENOTTY
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system("ssh-add \"$HOME/.ssh/id_rsa\"")
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end
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Net::SSH.start(ip , user , password: password) do |ssh|
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@site_construct.update!(:infos=>[]) rescue nil
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if args.type == 'close_site'
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exec_ssh_command_by_sudo_and_see_output(ssh,"chmod 777 #{@site_construct.path}/#{@site_construct.site_name} -R",false)
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exec_ssh_command_by_sudo_and_see_output(ssh,"bash -l -c 'kill -s TERM `fuser #{@site_construct.path}/#{@site_construct.site_name}/tmp/unicorn.sock`'",false)
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update_infos_for_exec("finish closing #{@site_construct.site_name}")
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@site_construct.update(:status =>"closed")
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elsif args.type == 'open_site'
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default_rails_env = 'development'
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enable_rails_env = ['development','production']
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rails_env = @site_construct.rails_env.blank? ? default_rails_env : @site_construct.rails_env
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cmd_output = exec_ssh_command_by_sudo_and_see_output(ssh,"ps -o args= -p `cat #{@site_construct.path}/#{@site_construct.site_name}/tmp/pids/unicorn.pid`",false) rescue []
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enable_rails_env.each do |env|
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if( cmd_output[0].include?(env) rescue false)
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rails_env = env
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break
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elsif( cmd_output[0].include?("No such file or directory") rescue false)
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@site_construct.update(:status => "closed")
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break
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end
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end
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if args.rails_env.present?
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rails_env = args.rails_env
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end
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@site_construct.update(:rails_env=>rails_env)
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update_infos_for_exec("starting site to #{rails_env}")
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outputs = exec_ssh_command_by_sudo_and_see_output(ssh,"sudo -p 'sudo password:' chmod 777 #{@site_construct.path}/#{@site_construct.site_name} -R",false)
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output = exec_ssh_command_by_sudo_and_see_output(ssh,"bash -l -c 'cd #{@site_construct.path}/#{@site_construct.site_name}\nkill -s TERM `fuser tmp/unicorn.sock`\nsudo -p \"sudo password:\" kill -s TERM `sudo -p \"sudo password:\" fuser tmp/unicorn.sock`\nsudo -p \"sudo password:\" rm -f tmp/pids/unicorn.pid\nbundle exec unicorn_rails -c config/unicorn.rb -D -E #{rails_env}\n'",false)
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if output.include? "bundle install"
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update_infos_for_exec("not yet bundle install")
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outputs = exec_ssh_command_by_sudo_and_see_output(ssh,"bash -l -c 'cd #{@site_construct.path}/#{@site_construct.site_name};bundle install'")
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if outputs.join("\n").include? "Username for"
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update_infos_for_exec("Cannot finish bundle install.")
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update_infos_for_exec("This site include an private git project.")
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@site_construct.update(:status =>"error")
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break
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else
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exec_ssh_command_by_sudo_and_see_output(ssh,"bundle exec unicorn_rails -c config/unicorn.rb -D -E #{rails_env}",false)
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end
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end
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update_infos_for_exec("finish starting #{@site_construct.site_name}")
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@site_construct.update(:status =>"finish")
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else
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if args.type == 'exec_all'
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sites = SiteConstruct.where(:server_type=>site_server.server_name).to_a
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else
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sites = [@site_construct]
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end
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commands = args.commands
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if commands.class == String
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commands = commands.split("////").select{|c| c != ""}
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elsif commands.nil?
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commands = []
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end
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if commands.include?("{{create_users}}")
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commands = ['sudo -p "sudo password:" chmod 777 {{full_site_path}} -R',
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'sudo -p "sudo password:" chmod 777 {{full_site_path}}/public -R',
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'sudo -p "sudo password:" chmod 777 {{full_site_path}}/app/templates -R',
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'sudo -p "sudo password:" useradd --home-dir {{full_site_path}}/app/templates {{site_name}} --no-create-home --badnames',
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'sudo -p "sudo password:" bash -l -c \'echo -e "{{site_name}}\n{{site_name}}"|passwd {{site_name}}\'']
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end
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@commands_i18n = args.commands_i18n # command 客製化翻譯
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sites.each do |site_construct|
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@site_construct = site_construct
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@site_construct.update!(:infos=>[])
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exec_ssh_command_by_sudo(ssh,"chmod 777 #{@site_construct.path}/#{@site_construct.site_name} -R")
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rails_env = @site_construct.rails_env.blank? ? "development" : @site_construct.rails_env
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commands.each_with_index do |command, idx|
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@command_i18n = command
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update_flag = 1
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@command_relations.each do |k,v|
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if command.include?("{{#{k}}}")
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if @preserve_output.include?(k)
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update_flag = 1
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else
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update_flag = 2 #Not logging commands result
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end
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end
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command = command.gsub("{{#{k}}}",v)
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@command_i18n = @command_i18n.gsub("{{#{k}}}",@command_trans[k])
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end
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if @commands_i18n
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tmp = @commands_i18n[idx]
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@command_i18n = tmp if tmp
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end
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command = command.gsub("{{rails_env}}",rails_env)
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command = command.gsub("{{full_site_path}}",@site_construct.full_site_path)
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command = command.gsub("{{site_name}}",@site_construct.site_name)
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command = command.gsub("{{db_name}}",@site_construct.db_name)
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@command_i18n = @command_i18n.gsub("{{rails_env}}",rails_env)
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@command_i18n = @command_i18n.gsub("{{full_site_path}}",@site_construct.full_site_path)
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@command_i18n = @command_i18n.gsub("{{site_name}}",@site_construct.site_name)
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command = command.gsub("'","'\"'\"'")
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exec_ssh_command_by_sudo_and_see_output(ssh,"bash -l -c 'cd #{@site_construct.path}/#{@site_construct.site_name};#{command}'", update_flag)
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@command_i18n = nil
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end
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end
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end
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end
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end
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if !@thread.nil?
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@thread.update(:status=>@thread.status.merge({"status"=>"finish"}))
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elsif @site_construct
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@site_construct.update(:status =>"finish")
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end
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rescue => e
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if !@thread.nil?
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@thread.update(:status=>{"infos"=>@thread.status["infos"].push(e.message),"status"=>"error"})
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@thread.update(:status=>{"infos"=>@thread.status["infos"].push(e.backtrace.join("\n")),"status"=>"error"})
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end
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if !@site_construct.nil?
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@site_construct.update(:status =>"error",:infos=>@site_construct.infos.push("#{e.message}"))
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@site_construct.update(:status =>"error",:infos=>@site_construct.infos.push("#{e.backtrace.join("\n")}"))
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end
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end
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end
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end
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def exec_ssh_command_by_sudo(session,command)
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output = session.exec!("echo '#{@password}' | sudo -S #{command}")
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# output = session.exec!("echo '#{@password}' | sudo -S -s #{command}")
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if output.include?("sudo:") && output.include?("command not found")
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output = session.exec!(command)
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end
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return output.encode!("UTF-8", :invalid => :replace, :undef => :replace, :replace => '')
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end
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def update_infos_for_exec(info,update_last=false,update_array=false)
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return if @site_construct.nil?
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if update_last && !@site_construct.infos.empty?
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@site_construct.infos[-1] += info.to_s
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else
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if update_array
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@site_construct.infos += info
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else
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@site_construct.infos.push(info.to_s)
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end
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end
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@site_construct.save!
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return @site_construct.infos
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end
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def update_thread_infos_for_exec(info,update_last=false,update_array=false)
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if update_last && !@thread.status["infos"].empty?
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@thread.status["infos"][-1] += info.to_s
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else
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if update_array
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@thread.status["infos"] += info
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else
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@thread.status["infos"].push(info.to_s)
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end
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end
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@thread.save!
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return @thread.status["infos"]
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end
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def exec_ssh_command_and_see_output(session,command,update_flag=1,output_string=false)
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outputs = []
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@flag = (@type == "exec_all")
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command_i18n = command
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update = (update_flag == true || update_flag == 1 || update_flag == 2)
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update_outputs = (update_flag == true || update_flag == 1)
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if update
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command_i18n = @command_i18n if @command_i18n
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if @site_construct
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update_thread_infos_for_exec(["execing #{command_i18n} on on <a href='#{((@site_construct.get_port == "443") ? "https" : "http")}://#{@site_construct.domain_name}#{((@site_construct.get_port=="80" || @site_construct.get_port=="443" || @site_construct.get_port.blank?) ? "" : (':'+@site_construct.get_port))}'>#{@site_construct.domain_name}</a>",""],false,true) if @flag
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update_infos_for_exec(["execing #{command_i18n}",""],false,true)
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elsif @thread
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update_thread_infos_for_exec(["execing #{command_i18n}...",""],false,true)
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end
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end
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session.open_channel do |channel|
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channel.request_pty do |channel, success|
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channel.exec("LANG=en.UTF8 #{command}") do |ch, success|
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abort "could not execute command: #{command}" unless success
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channel.on_data do |ch, data|
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data_str = data.to_s
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data_str.encode!("UTF-8", :invalid => :replace, :undef => :replace, :replace => '')
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if data_str.include?("sudo password:") || data_str.include?("Password:")
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channel.send_data "#{@password}\n"
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else
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print data_str unless @no_stdout
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data_str.gsub!("\r\n", "\n")
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data_str.sub!(/\r$/, '')
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next if data_str.length == 0
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if data_str.include?("\n") || outputs.empty?
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output_lines = data_str.split("\n")
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first_output = output_lines[0]
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if first_output
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if outputs.count != 0
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outputs[-1] += first_output
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else
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outputs << first_output
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end
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end
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new_arr = output_lines[1..-1]
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new_arr = [] if new_arr.nil?
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if data_str[-1] == "\n"
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new_arr << ""
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end
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outputs += new_arr
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if update_outputs
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if first_output
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update_thread_infos_for_exec(first_output,true) if @flag
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update_infos_for_exec(first_output,true)
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end
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update_thread_infos_for_exec(new_arr,false,true) if @flag
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update_infos_for_exec(new_arr,false,true)
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end
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else
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if outputs.count == 0
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outputs.push(data_str)
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else
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outputs[-1] += (data_str rescue "")
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end
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if update_outputs
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update_thread_infos_for_exec(data_str,true) if @flag
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update_infos_for_exec(data_str,true)
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end
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end
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end
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end
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channel.on_close do |ch|
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if update
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if @site_construct
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update_thread_infos_for_exec("finish execing #{command_i18n} on <a href='#{((@site_construct.get_port == "443") ? "https" : "http")}://#{@site_construct.domain_name}#{((@site_construct.get_port=="80" || @site_construct.get_port=="443" || @site_construct.get_port.blank?) ? "" : (':'+@site_construct.get_port))}'>#{@site_construct.domain_name}</a>") if @flag
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update_infos_for_exec("finish execing #{command_i18n}")
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elsif @thread
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update_thread_infos_for_exec("finish execing #{command_i18n}")
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end
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end
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end
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end
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end
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end
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session.loop
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if output_string
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return outputs.join("\n")
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else
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return outputs
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end
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end
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def exec_ssh_command_by_sudo_and_see_output(session,command,update=1,output_string=false)
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outputs = exec_ssh_command_and_see_output(session,command,update)
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tmp = outputs.join("\n")
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if tmp.include?("Permission denied") || tmp.include?("Operation not permitted")
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outputs = exec_ssh_command_and_see_output(session,"sudo -p 'sudo password:' #{command}",update)
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tmp = outputs.join("\n")
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end
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if output_string
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return tmp
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else
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return outputs
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end
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end
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end |