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kubernetes tutorial update

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Joseph Henry 2016-08-17 15:35:00 -07:00
parent ba78676ace
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doc/ext/ztkube.md
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@ -9,9 +9,9 @@ This is a quick tutorial for setting up a Kubernetes deployment which can self-a
## Preliminary tasks ## Preliminary tasks
**Step 1: Go to [my.zerotier.com](https://my.zerotier.com) and generate an API key. This key will be used by ZeroTier to automatically authorize new instances of your VMs to join your deployment network during replication.**a **Step 1: Go to [my.zerotier.com](https://my.zerotier.com) and generate an API key. This key will be used by ZeroTier to automatically authorize new instances of your VMs to join your deployment network during replication.**
**Step 2: Create a new `private` network. Take note of the network ID: `nwid`** **Step 2: Create a new `private` network. Take note of the network ID, henceforth: `nwid`**
**Step 3: Follow the instructions from the [hellonode](ttp://kubernetes.io/docs/hellonode/) tutorial and set up your development system (install Google Cloud SDK).** **Step 3: Follow the instructions from the [hellonode](ttp://kubernetes.io/docs/hellonode/) tutorial and set up your development system (install Google Cloud SDK).**
@ -24,17 +24,8 @@ This is a quick tutorial for setting up a Kubernetes deployment which can self-a
- `mkdir ztkube` - `mkdir ztkube`
Add the following files to the `ztkube` directory. These files will be compiled into the Docker image. Add the following files to the `ztkube` directory. These files will be compiled into the Docker image.
- Create an empty `<nwid>.conf` file to specify the private deployment network you created in *Step 2*:
Create an empty file to specify the private deployment network you created in *Step 2*:
- `<nwid>.conf`
```
./zerotier
zerotier-cli join $(NWID).conf
zerotier-cli net-auth $(NWID) $(DEVID)
```
- The CLI tool config file `.zerotierCliSettings` should contain your API keys to authorize new devices on your network. In this example the default controller is hosted by us at [my.zerotier.com](https://my.zerotier.com). Alternatively, you can host your own network controller but you'll need to modify the CLI config file accordingly. - The CLI tool config file `.zerotierCliSettings` should contain your API keys to authorize new devices on your network. In this example the default controller is hosted by us at [my.zerotier.com](https://my.zerotier.com). Alternatively, you can host your own network controller but you'll need to modify the CLI config file accordingly.
@ -73,7 +64,13 @@ COPY .zerotierCliSettings <settings path>?>
CMD node server.js CMD node server.js
``` ```
- The `entrypoint.sh` script will start the ZeroTier service in the VM, attempt to join your deployment network and automatically authorize the new VM if your network is set to private. - The `entrypoint.sh` script will start the ZeroTier service in the VM, attempt to join your deployment network and automatically authorize the new VM if your network is set to private:
```
./zerotier
zerotier-cli join $(NWID).conf
zerotier-cli net-auth $(NWID) $(DEVID)
```
**Step 5: Lastly, build the image:** **Step 5: Lastly, build the image:**
@ -81,11 +78,12 @@ CMD node server.js
**Step 6: Push the docker image to your *Container Registry** **Step 6: Push the docker image to your *Container Registry***
`gcloud docker push gcr.io/$PROJECT_ID/hello-node:v1` `gcloud docker push gcr.io/$PROJECT_ID/hello-node:v1`
## Deploy!
**Step 7: Create Kubernetes Cluster** **Step 7: Create Kubernetes Cluster**
@ -107,4 +105,6 @@ CMD node server.js
`kubectl scale deployment hello-node --replicas=4` `kubectl scale deployment hello-node --replicas=4`
Now, after a minute or so you can use `zerotier-cli net-members <nwid>` to show all of your VM instances on your ZeroTier deployment network. If you haven't [configured your local CLI](), you can simply log into [my.zerotier.com](https://my.zerotier.com), go to *Networks -> <nwid>*. ## Verify
Now, after a minute or so you can use `zerotier-cli net-members <nwid>` to show all of your VM instances on your ZeroTier deployment network. If you haven't [configured your local CLI](), you can simply log into [my.zerotier.com](https://my.zerotier.com), go to *Networks -> nwid*.