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added buffering of events to reduce the calls from ST to IS; added buffer flushing after 10 events or 15 min with a scheduler; added a version to show in logs and help troubleshoot

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This commit is contained in:
David Sulpy
2015-09-11 10:31:30 -05:00
parent 5719bbcaac
commit bde5abcdb5
1 changed files with 86 additions and 28 deletions
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106
smartapps/initialstate-events/initial-state-event-streamer.src/initial-state-event-streamer.groovy
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@@ -12,6 +12,10 @@
* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License
* for the specific language governing permissions and limitations under the License.
*
* SmartThings data is sent from this SmartApp to Initial State. This is event data only for
* devices for which the user has authorized. Likewise, Initial State's services call this
* SmartApp on the user's behalf to configure Initial State specific parameters. The ToS and
* Privacy Policy for Initial State can be found here: https://www.initialstate.com/terms
*/
definition(
@@ -33,7 +37,6 @@ preferences {
input "alarms", "capability.alarm", title: "Alarms", multiple: true, required: false
input "batteries", "capability.battery", title: "Batteries", multiple: true, required: false
input "beacons", "capability.beacon", title: "Beacons", multiple: true, required: false
input "buttons", "capability.button", title: "Buttons", multiple: true, required: false
input "cos", "capability.carbonMonoxideDetector", title: "Carbon Monoxide Detectors", multiple: true, required: false
input "colors", "capability.colorControl", title: "Color Controllers", multiple: true, required: false
input "contacts", "capability.contactSensor", title: "Contact Sensors", multiple: true, required: false
@@ -88,9 +91,6 @@ def subscribeToEvents() {
subscribe(beacons, "presence", genericHandler)
}
if (buttons != null) {
subscribe(buttons, "button", genericHandler)
}
if (cos != null) {
subscribe(cos, "carbonMonoxide", genericHandler)
}
@@ -170,6 +170,10 @@ def subscribeToEvents() {
if (waterSensors != null) {
subscribe(waterSensors, "water", genericHandler)
}
if (canSchedule()) {
runEvery15Minutes(flushBuffer())
}
}
def getAccessKey() {
@@ -214,10 +218,10 @@ def setBucketKey() {
def setAccessKey() {
log.trace "set access key"
def newAccessKey = request.JSON?.accessKey
def newGrokerRootUrl = request.JSON?.grokerRootUrl
def newGrokerSubdomain = request.JSON?.grokerSubdomain
if (newGrokerRootUrl && newGrokerRootUrl != "" && newGrokerRootUrl != atomicState.grokerRootUrl) {
atomicState.grokerRootUrl = "$newGrokerRootUrl"
if (newGrokerSubdomain && newGrokerSubdomain != "" && newGrokerSubdomain != atomicState.grokerSubdomain) {
atomicState.grokerSubdomain = "$newGrokerSubdomain"
atomicState.isBucketCreated = false
}
@@ -228,11 +232,14 @@ def setAccessKey() {
}
def installed() {
atomicState.version = "1.0.17"
subscribeToEvents()
atomicState.isBucketCreated = false
atomicState.grookerRootUrl = "https://groker.initialstate.com"
atomicState.grokerSubdomain = "groker"
atomicState.eventBuffer = [];
log.debug "installed (version $atomicState.version)"
}
def updated() {
@@ -243,6 +250,14 @@ def updated() {
}
subscribeToEvents()
log.debug "updated (version $atomicState.version)"
}
def uninstalled() {
unsubscribe()
unschedule()
log.debug "uninstalled (version $atomicState.version)"
}
def createBucket() {
@@ -257,7 +272,7 @@ def createBucket() {
def bucketCreateBody = new JsonSlurper().parseText("{\"bucketKey\": \"$bucketKey\", \"bucketName\": \"$bucketName\"}")
def bucketCreatePost = [
uri: '${atomicState.grokerRootUrl}/api/buckets',
uri: "https://${atomicState.grokerSubdomain}.initialstate.com/api/buckets",
headers: [
"Content-Type": "application/json",
"X-IS-AccessKey": accessKey,
@@ -268,11 +283,21 @@ def createBucket() {
log.debug bucketCreatePost
httpPostJson(bucketCreatePost) {
try {
// Create a bucket on Initial State so the data has a logical grouping
httpPostJson(bucketCreatePost) { resp =>
log.debug "bucket posted"
if (resp.status >= 400) {
log.error "bucket not created successfully"
} else {
atomicState.isBucketCreated = true
}
}
} catch (e) {
log.error "bucket creation error: $e"
}
}
def genericHandler(evt) {
log.trace "$evt.displayName($evt.name:$evt.unit) $evt.value"
@@ -283,11 +308,6 @@ def genericHandler(evt) {
}
def value = "$evt.value"
eventHandler(key, value)
}
def eventHandler(name, value) {
if (atomicState.accessKey == null || atomicState.bucketKey == null) {
return
}
@@ -296,21 +316,59 @@ def eventHandler(name, value) {
createBucket()
}
def eventBody = new JsonSlurper().parseText("[{\"key\": \"$name\", \"value\": \"$value\"}]")
eventHandler(key, value)
}
// This is a handler function for flushing the event buffer
// after a specified amount of time to reduce the load on ST servers
def flushBuffer() {
if (atomicState.eventBuffer.size() > 0) {
shipEvents();
}
}
def eventHandler(name, value) {
log.debug atomicState.eventBuffer;
def eventBuffer = atomicState.eventBuffer;
def epoch = now() / 1000;
eventBuffer << [key: "$name", value: "$value", epoch: "$epoch"]
log.debug eventBuffer;
atomicState.eventBuffer = eventBuffer;
if (eventBuffer.size() >= 10) {
shipEvents();
}
}
// a helper function for shipping the atomicState.eventBuffer to Initial State
def shipEvents() {
def eventPost = [
uri: '${atomicState.grokerRootUrl}/api/events',
uri: "https://${atomicState.grokerSubdomain}.initialstate.com/api/events",
headers: [
"Content-Type": "application/json",
"X-IS-BucketKey": "${atomicState.bucketKey}",
"X-IS-AccessKey": "${atomicState.accessKey}",
"Accept-Version": "0.0.2"
],
body: eventBody
]
body: atomicState.eventBuffer
];
log.debug eventPost
httpPostJson(eventPost) {
log.debug "event data posted"
try {
// post the events to initial state
httpPostJson(eventPost) { resp =>
log.debug "shipped events and got ${resp.status}"
if (resp.status >= 400) {
log.error "shipping failed... ${resp.data}"
} else {
// clear the buffer
atomicState.eventBuffer = [];
}
}
} catch (e) {
log.error "shipping events failed: $e"
}
}