Skip to content

make RequestStreamHandler work with serverless offline #1

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 1 commit into
base: master
Choose a base branch
from
Open

make RequestStreamHandler work with serverless offline #1

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
5 changes: 5 additions & 0 deletions libs/java-invoke-local/src/main/groovy/serverless/jvm/plugin/InvokeRequest.groovy
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
package serverless.jvm.plugin

import groovy.json.JsonOutput
import groovy.json.JsonSlurper
import groovy.transform.Canonical
import groovy.transform.CompileStatic
import groovy.transform.Memoized
Expand Down Expand Up @@ -34,6 +35,9 @@ class InvokeRequest {

if (jsonOutput) {
try {
if (null != result && result.getClass().isAssignableFrom(ByteArrayOutputStream.class)) {
result = new JsonSlurper().parse(((ByteArrayOutputStream)result).toByteArray())
}
if (serverlessOffline) {
return JsonOutput.toJson(['__offline_payload__': result])
} else {
Expand All @@ -51,6 +55,7 @@ class InvokeRequest {
@Memoized
static LambdaFunction load(long lastModified, File artifact, String handler) {
final classLoader = LambdaClassLoader.getClassLoader(artifact)
Thread.currentThread().setContextClassLoader(classLoader)
final lambda = LambdaFunction.create(handler, classLoader)
return lambda
}
Expand Down
23 changes: 13 additions & 10 deletions libs/java-invoke-local/src/main/groovy/serverless/jvm/plugin/LocalInvocation.groovy
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -11,11 +11,21 @@ class LocalInvocation {
static final ObjectMapper mapper = new ObjectMapper().configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false)

static invoke(LambdaFunction lambda, String input, String functionName = null) {
def event, context, exception
try {
final parsed = new JsonSlurper().parseText(input)
if (parsed.event && parsed.context) {
event = parsed.event
context = parsed.context
}
} catch (e) {
exception = e
}

if (RequestStreamHandler.isAssignableFrom(lambda.clazz)) {
def inputStream = new ByteArrayInputStream(input.getBytes())
def inputStream = new ByteArrayInputStream(null != event ? JsonOutput.toJson(event).getBytes() : input.getBytes())
def outputStream = new ByteArrayOutputStream()
lambda.instance."${lambda.method}"(inputStream, outputStream, mockContext(lambda))
lambda.instance."${lambda.method}"(inputStream, outputStream, null != context ? newContext(context) : mockContext(lambda))
return outputStream
} else {
if (lambda.parameterType.isPrimitive() || isWrapperType(lambda.parameterType) || lambda.parameterType == String) {
Expand All @@ -30,14 +40,7 @@ class LocalInvocation {
}
}

def event, context
try {
final parsed = new JsonSlurper().parseText(input)
if (parsed.event && parsed.context) {
event = parsed.event
context = parsed.context
}
} catch (e) {
if (null != exception) {
throw new Exception("Unable to convert input \"${input}\" to ${lambda.parameterType.name}")
}
if (event && context) {
Expand Down