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All caps variables in normal bash should be avoided not to accidentally collide with environment variables.

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Docker-DCO-1.1-Signed-off-by: Rovanion Luckey <rovanion.luckey@gmail.com> (github: Rovanion)
This commit is contained in:
Rovanion Luckey 2014-03-07 15:51:52 +01:00
parent 3e5102c11e
commit b24be254fa
1 changed files with 16 additions and 16 deletions
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32
docs/sources/examples/hello_world.rst
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@ -52,8 +52,8 @@ This command will run a simple ``echo`` command, that will echo ``hello world``
**Explanation:**
- **"sudo"** execute the following commands as user *root*
- **"docker run"** run a command in a new container
- **"sudo"** execute the following commands as user *root*
- **"docker run"** run a command in a new container
- **"busybox"** is the image we are running the command in.
- **"/bin/echo"** is the command we want to run in the container
- **"hello world"** is the input for the echo command
@ -67,9 +67,9 @@ See the example in action
.. raw:: html
<iframe width="560" height="400" frameborder="0"
sandbox="allow-same-origin allow-scripts"
srcdoc="<body><script type=&quot;text/javascript&quot;
src=&quot;https://asciinema.org/a/7658.js&quot;
sandbox="allow-same-origin allow-scripts"
srcdoc="<body><script type=&quot;text/javascript&quot;
src=&quot;https://asciinema.org/a/7658.js&quot;
id=&quot;asciicast-7658&quot; async></script></body>">
</iframe>
@ -92,7 +92,7 @@ we stop it.
.. code-block:: bash
CONTAINER_ID=$(sudo docker run -d ubuntu /bin/sh -c "while true; do echo hello world; sleep 1; done")
container_id=$(sudo docker run -d ubuntu /bin/sh -c "while true; do echo hello world; sleep 1; done")
We are going to run a simple hello world daemon in a new container
made from the ``ubuntu`` image.
@ -104,22 +104,22 @@ made from the ``ubuntu`` image.
- **"while true; do echo hello world; sleep 1; done"** is the mini
script we want to run, that will just print hello world once a
second until we stop it.
- **$CONTAINER_ID** the output of the run command will return a
- **$container_id** the output of the run command will return a
container id, we can use in future commands to see what is going on
with this process.
.. code-block:: bash
sudo docker logs $CONTAINER_ID
sudo docker logs $container_id
Check the logs make sure it is working correctly.
- **"docker logs**" This will return the logs for a container
- **$CONTAINER_ID** The Id of the container we want the logs for.
- **$container_id** The Id of the container we want the logs for.
.. code-block:: bash
sudo docker attach -sig-proxy=false $CONTAINER_ID
sudo docker attach -sig-proxy=false $container_id
Attach to the container to see the results in real-time.
@ -127,7 +127,7 @@ Attach to the container to see the results in real-time.
process to see what is going on.
- **"-sig-proxy=false"** Do not forward signals to the container; allows
us to exit the attachment using Control-C without stopping the container.
- **$CONTAINER_ID** The Id of the container we want to attach too.
- **$container_id** The Id of the container we want to attach too.
Exit from the container attachment by pressing Control-C.
@ -141,12 +141,12 @@ Check the process list to make sure it is running.
.. code-block:: bash
sudo docker stop $CONTAINER_ID
sudo docker stop $container_id
Stop the container, since we don't need it anymore.
- **"docker stop"** This stops a container
- **$CONTAINER_ID** The Id of the container we want to stop.
- **$container_id** The Id of the container we want to stop.
.. code-block:: bash
@ -162,9 +162,9 @@ See the example in action
.. raw:: html
<iframe width="560" height="400" frameborder="0"
sandbox="allow-same-origin allow-scripts"
srcdoc="<body><script type=&quot;text/javascript&quot;
src=&quot;https://asciinema.org/a/2562.js&quot;
sandbox="allow-same-origin allow-scripts"
srcdoc="<body><script type=&quot;text/javascript&quot;
src=&quot;https://asciinema.org/a/2562.js&quot;
id=&quot;asciicast-2562&quot; async></script></body>">
</iframe>