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Added an endpoint that allows querying for status of node.

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Clinton Alexander 2016-06-09 17:28:46 +01:00 committed by Andras Slemmer
parent 03e2852880
commit 36a0ff0503
2 changed files with 18 additions and 0 deletions
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9
node/src/main/kotlin/com/r3corda/node/api/APIServer.kt
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@ -11,6 +11,7 @@ import javax.ws.rs.GET
import javax.ws.rs.Path
import javax.ws.rs.Produces
import javax.ws.rs.core.MediaType
import javax.ws.rs.core.Response
/**
* Top level interface to external interaction with the distributed ledger.
@ -30,6 +31,14 @@ interface APIServer {
@Produces(MediaType.APPLICATION_JSON)
fun serverTime(): LocalDateTime
/**
* Report whether this node is started up or not
*/
@GET
@Path("status")
@Produces(MediaType.TEXT_PLAIN)
fun status(): Response
/**
* Query your "local" states (containing only outputs involving you) and return the hashes & indexes associated with them
* to probably be later inflated by fetchLedgerTransactions() or fetchStates() although because immutable you can cache them

9
node/src/main/kotlin/com/r3corda/node/internal/APIServerImpl.kt
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@ -10,6 +10,7 @@ import com.r3corda.core.serialization.SerializedBytes
import com.r3corda.node.api.*
import java.time.LocalDateTime
import java.util.*
import javax.ws.rs.core.Response
import kotlin.reflect.KParameter
import kotlin.reflect.jvm.javaType
@ -17,6 +18,14 @@ class APIServerImpl(val node: AbstractNode) : APIServer {
override fun serverTime(): LocalDateTime = LocalDateTime.now(node.services.clock)
override fun status(): Response {
return if(node.started) {
Response.ok("started").build()
} else {
Response.status(Response.Status.SERVICE_UNAVAILABLE).entity("not started").build()
}
}
override fun queryStates(query: StatesQuery): List<StateRef> {
// We're going to hard code two options here for now and assume that all LinearStates are deals
// Would like to maybe move to a model where we take something like a JEXL string, although don't want to develop