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• http4k-connect-amazon-sts
• 3.3.2.0
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• HttpSTS.kt

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org.http4k.connect.amazon.sts.HttpSTS.kt Maven / Gradle / Ivy

package org.http4k.connect.amazon.sts

import org.http4k.aws.AwsCredentials
import org.http4k.client.JavaHttpClient
import org.http4k.cloudnative.env.Environment
import org.http4k.connect.amazon.AWS_CREDENTIALS
import org.http4k.connect.amazon.AWS_REGION
import org.http4k.connect.amazon.core.model.Region
import org.http4k.connect.amazon.sts.action.STSAction
import org.http4k.core.HttpHandler
import org.http4k.core.then
import org.http4k.filter.Payload
import java.lang.System.getenv
import java.time.Clock
import java.time.Clock.systemUTC

/**
 * Standard HTTP implementation of STS
 */
fun STS.Companion.Http(
    region: Region,
    credentialsProvider: () -> AwsCredentials,
    http: HttpHandler = JavaHttpClient(),
    clock: Clock = systemUTC()
) = object : STS {
    private val signedHttp = signAwsRequests(region, credentialsProvider, clock, Payload.Mode.Signed).then(http)

    override fun  invoke(action: STSAction) = action.toResult(signedHttp(action.toRequest()))
}

/**
 * Convenience function to create a STS from a System environment
 */
fun STS.Companion.Http(
    env: Map = getenv(),
    http: HttpHandler = JavaHttpClient(),
    clock: Clock = systemUTC()
) = Http(Environment.from(env), http, clock)

/**
 * Convenience function to create a STS from an http4k Environment
 */
fun STS.Companion.Http(
    env: Environment,
    http: HttpHandler = JavaHttpClient(),
    clock: Clock = systemUTC()
) = Http(AWS_REGION(env), { AWS_CREDENTIALS(env) }, http, clock)