From 32e42b39873b988d97f67b159ed567146d43747b Mon Sep 17 00:00:00 2001 From: lee Date: Tue, 3 Mar 2020 15:09:02 +0000 Subject: [PATCH] adding docker questions --- subjects/forum/forum.audit.en.md | 43 +++++++++++++++++++++++++++++++- subjects/forum/forum.en.md | 4 +-- 2 files changed, 44 insertions(+), 3 deletions(-) diff --git a/subjects/forum/forum.audit.en.md b/subjects/forum/forum.audit.en.md index 4f4875c4..acbd6224 100644 --- a/subjects/forum/forum.audit.en.md +++ b/subjects/forum/forum.audit.en.md @@ -18,6 +18,8 @@ ###### Is the forum composed of services? +###### The communication between the services well stablish? Does the communication use [smart EndPoints](https://medium.com/@nathankpeck/microservice-principles-smart-endpoints-and-dumb-pipes-5691d410700f)(ex: Request-Response, Observer)? + #### SQLite ###### Does the code contain at least one CREATE query? @@ -38,6 +40,43 @@ ###### Does it present the post you created? +#### Authentication + +#### Docker + +###### Does the project have Dockerfiles? + +##### Try to run the command `"docker image build [OPTINS] PATH | URL | -"` to build the image using using the project Dockerfiles? +``` +student$ docker images +REPOSITORY TAG IMAGE ID CREATED SIZE + latest 85a65d66ca39 7 seconds ago 795MB +``` +###### Run the command `"docker images"` to see images. Does all images build as above? + +##### Try running the command `"docker container run [OPTIONS] IMAGE [COMMAND] [ARG...]"` to start the containers using the images just created. +``` +student$ docker ps -a +CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES +cc8f5dcf760f ascii-art-web-docker "./server" 6 seconds ago Up 6 seconds 0.0.0.0:8080->8080/tcp ascii-art-web +``` +###### Run the command `"docker ps -a"` to see containers. Is the docker containers running as above? + +##### Try running the comment `"docker network ls"` +``` +NETWORK ID NAME DRIVER SCOPE +24560f95a216 bridge local +24560f95a216 bridge bridge local +3f12239adb4f host host local +159cdc8d8083 none null local +``` +###### Is the network a bridge driver and does it appear in the list of networks as above? + +##### Try openning a shell to the running container, using the [command](https://docs.docker.com/engine/reference/commandline/exec/) `"docker exec [OPTIONS] CONTAINER COMMAND [ARG...]"` (ex: `"docker exec -it /bin/bash"`) and ping the other container that are connected to the same network, for [example](https://docs.docker.com/engine/tutorials/networkingcontainers/). + +###### Did it ping with success? Are the multiple services/containers communicating between each other? + +###### Does the project present no [unused object](https://docs.docker.com/config/pruning/)? ###### Did the server behaved as expected?(did not crashed) @@ -57,6 +96,8 @@ ###### +Is the database a service? +###### +Does the project present a script to build the images and containers? (using a script to simplify the build) + #### Basic ###### +Does the project runs quickly and effectively? (Favoring recursive, no unnecessary data requests, etc) @@ -71,4 +112,4 @@ ###### +Can it be open-sourced / be used for other sources? -###### +Would you recommend/nominate this program as an example for the rest of the school? \ No newline at end of file +###### +Would you recommend/nominate this program as an example for the rest of the school? diff --git a/subjects/forum/forum.en.md b/subjects/forum/forum.en.md index d184b22e..7ab857c5 100644 --- a/subjects/forum/forum.en.md +++ b/subjects/forum/forum.en.md @@ -12,7 +12,7 @@ Your forum should work based on services. Using services to create a project mea - For example for a taxi like application you can divide it in the following services : passenger management, billing, notifications, payments, trip management and driver management. -You can learn more about this [here](https://www.nginx.com/blog/introduction-to-microservices/). +- Services can [communicate](https://medium.com/@nathankpeck/microservice-principles-smart-endpoints-and-dumb-pipes-5691d410700f) using : **Request-Response**, this being that one service invokes another service by making an request, usually to store or retrieve data. Or **Observer**, this is a event base communication, so one or more services are listening for an event and wen triggered they respond to the event. #### SQLite @@ -85,7 +85,7 @@ b64130fc5aae bridge bridge local Your objective is to use the [`bridge` network](https://docs.docker.com/engine/tutorials/networkingcontainers/) to create your own network for the services. Docker connects to this network by default, creating a subnet and a gateway for the `bridge` network. The command `docker run` automatically adds containers to it. To inspect the network for more details you can just run `docker network inspect `. -- Each service will have to run in a container that will be associated to a docker host, which must contain at least two containers/services and these must be connected to a bridge. +- Each service will have to run in a container that will be associated to a docker host, which must contain at least two containers/services and these must be connected to a bridge, creating a network for [example](https://docs.docker.com/engine/tutorials/bridge3.png). - You must be careful, bridges are a private network, so it is restricted to a single Docker host, for instance containers can communicate within networks but not across networks. - You may have to use [Port Mapping](https://docker-k8s-lab.readthedocs.io/en/latest/docker/port-mapping.html).