1 1 00:00:00,640 --> 00:00:02,960 Hi guys and welcome back. In this video 2 2 00:00:02,960 --> 00:00:05,990 we're going to be creating a job that runs every hour, 3 3 00:00:05,990 --> 00:00:09,470 that we check our alerts and send out emails if necessary. 4 4 00:00:09,470 --> 00:00:12,320 Basically all it's gonna do is run our alert updater. 5 5 00:00:12,320 --> 00:00:15,373 So anything that does, this will do every hour. 6 6 00:00:16,330 --> 00:00:21,140 The first thing to do is to type "sudo vi/etc/crontab". 7 7 00:00:21,140 --> 00:00:25,900 And this file is what that finds jobs that run periodically. 8 8 00:00:25,900 --> 00:00:28,120 What we've got is 9 9 00:00:28,120 --> 00:00:30,020 the minute, 10 10 00:00:30,020 --> 00:00:31,270 hour, 11 11 00:00:31,270 --> 00:00:32,970 day of the month, 12 12 00:00:32,970 --> 00:00:34,760 the month number, 13 13 00:00:34,760 --> 00:00:36,340 and day of the week 14 14 00:00:36,340 --> 00:00:37,890 that a job will run at. 15 15 00:00:37,890 --> 00:00:40,620 A star means all of them. 16 16 00:00:40,620 --> 00:00:45,520 So for example, this job here, runs on the 17th minute 17 17 00:00:45,520 --> 00:00:48,240 of every hour, every day of the month, 18 18 00:00:48,240 --> 00:00:50,823 every month of the year, and every day of the week. 19 19 00:00:52,060 --> 00:00:56,730 It is ran by the root user and the command is this one here. 20 20 00:00:56,730 --> 00:00:59,760 It goes into the root folder of our server 21 21 00:00:59,760 --> 00:01:03,767 and does run parts report if you see "cron.hourly". 22 22 00:01:05,060 --> 00:01:06,350 Then we've got another job here 23 23 00:01:06,350 --> 00:01:09,400 that runs on the 25th minute of the sixth hour 24 24 00:01:09,400 --> 00:01:12,253 of the day, every day of the year. 25 25 00:01:13,290 --> 00:01:16,970 Then we've got another one that only runs on Sunday. 26 26 00:01:16,970 --> 00:01:17,970 And then we've got another one 27 27 00:01:17,970 --> 00:01:20,220 that only runs on the first day of the month. 28 28 00:01:21,860 --> 00:01:26,150 We're gonna add one that runs, for example, on the 29 29 00:01:26,150 --> 00:01:27,600 29th minute 30 30 00:01:28,660 --> 00:01:31,670 of every hour, of every day, 31 31 00:01:31,670 --> 00:01:34,940 of every month, of every day of the week. 32 32 00:01:34,940 --> 00:01:36,280 It's gonna run 33 33 00:01:36,280 --> 00:01:38,840 by our Jose user 34 34 00:01:38,840 --> 00:01:40,827 and the command is gonna be 35 35 00:01:40,827 --> 00:01:43,640 "cd" into our folder 36 36 00:01:45,080 --> 00:01:48,730 and is gonna run "pipenv". So what this'll do 37 37 00:01:48,730 --> 00:01:52,050 is it'll go into our folder "pricing-serv". 38 38 00:01:52,050 --> 00:01:54,670 Make sure to spell things correctly, "pricing service". 39 39 00:01:54,670 --> 00:01:58,147 It'll go into our folder and it will run "pipenv". 40 40 00:01:59,680 --> 00:02:01,760 So where we go into this folder here 41 41 00:02:01,760 --> 00:02:06,230 and what this does in bash syntax is it will do this first 42 42 00:02:06,230 --> 00:02:09,060 and if it succeeds, then it will do that. 43 43 00:02:09,060 --> 00:02:11,650 So we'll go into our folder and then 44 44 00:02:11,650 --> 00:02:15,560 it will run "pipenv", which is in our local folder 45 45 00:02:15,560 --> 00:02:17,390 that you have to spell correctly as well 46 46 00:02:17,390 --> 00:02:21,107 with a full stop in front, and then it will run 47 47 00:02:21,107 --> 00:02:24,017 "pythan alert_updater.py". 48 48 00:02:25,260 --> 00:02:26,093 That's it. 49 49 00:02:26,093 --> 00:02:28,710 Because we're running it from this folder, 50 50 00:02:28,710 --> 00:02:31,110 it is just as if we were running it ourselves 51 51 00:02:31,110 --> 00:02:32,840 inside that folder so it will know 52 52 00:02:32,840 --> 00:02:35,510 where our models are and all that stuff. 53 53 00:02:35,510 --> 00:02:39,320 So once you save and quit, this'll begin running 54 54 00:02:39,320 --> 00:02:42,053 every hour on the minute that we've specified. 55 55 00:02:43,290 --> 00:02:46,030 Something that you should do while you're doing 56 56 00:02:46,030 --> 00:02:48,980 this "crontab" thing is you should 57 57 00:02:50,220 --> 00:02:51,600 copy it whole 58 58 00:02:52,780 --> 00:02:54,830 and then when you quit you should run it 59 59 00:02:54,830 --> 00:02:56,890 to make sure that it actually works. 60 60 00:02:56,890 --> 00:02:59,440 And it seems to work. We haven't added any alerts yet, 61 61 00:02:59,440 --> 00:03:01,510 but as you add them, they'll start to be sent. 62 62 00:03:01,510 --> 00:03:05,140 Of course you do have to add your ".env" file. 63 63 00:03:05,140 --> 00:03:08,030 Make sure to look at the ".env.example" file 64 64 00:03:08,030 --> 00:03:10,780 and add a ".env" file that matches this. 65 65 00:03:10,780 --> 00:03:13,070 Otherwise you won't be able to send any emails 66 66 00:03:13,070 --> 00:03:16,083 since you won't have the mail gun information that you need. 67 67 00:03:17,480 --> 00:03:20,550 But, that's it. Setting up a regularly scheduled job 68 68 00:03:20,550 --> 00:03:23,370 is really straight-forward using Ubuntu 69 69 00:03:23,370 --> 00:03:26,990 just modify your "crontab" and specify when you wanna run it 70 70 00:03:26,990 --> 00:03:29,170 and which user you want it run as 71 71 00:03:29,170 --> 00:03:31,400 and which command you wanna run. 72 72 00:03:31,400 --> 00:03:32,930 Thanks for joining me in this video 73 73 00:03:32,930 --> 00:03:34,330 and see you in the next one.