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The subscriptions which we will create to enable this pico to pico communication are shown as dashed magenta lines. (This diagram is available at localhost:8080/?subscr (added to the node pico engine in version 0.5.8))
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Very soon, the ability to manage subscriptions will be built-in to every pico. Right now, you will need to install the ruleset with RID "Subscriptions" into the three picos which will participate in subscriptions. This can be done in the Rulesets tab of each pico, by clicking on the "install ruleset" button beside the dropdown when it shows "Subscriptions". |
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When you visit this URL, the wrangler/subscription event will be sent to the Mischief Pico and the subscription will be created. This will result in each of the two picos involved having a subscription. Each of them will also have a new channel, especially created for use with the subscription. Here is the new channel created for the Thing1 pico:
Repeat the process for the Thing2 pico. If we were now to query the Mischief Pico to see its subscriptions, using a URL like
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