feat: return bad request error when unknown compression format in req…

…uest #647
GenSpectrum · Feb 16, 2024 · 4720332 · 4720332
1 parent 7e49aa5
commit 4720332
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Showing 2 changed files with 57 additions and 5 deletions.
diff --git a/lapis2/src/main/kotlin/org/genspectrum/lapis/controller/CompressionFilter.kt b/lapis2/src/main/kotlin/org/genspectrum/lapis/controller/CompressionFilter.kt
@@ -16,7 +16,9 @@ import org.springframework.core.annotation.Order
 import org.springframework.core.env.Environment
 import org.springframework.http.HttpHeaders.ACCEPT_ENCODING
 import org.springframework.http.HttpHeaders.CONTENT_ENCODING
+import org.springframework.http.HttpStatus
 import org.springframework.http.MediaType
+import org.springframework.http.ProblemDetail
 import org.springframework.http.converter.StringHttpMessageConverter
 import org.springframework.stereotype.Component
 import org.springframework.web.context.annotation.RequestScope
@@ -71,6 +73,25 @@ class CompressionFilter(val objectMapper: ObjectMapper, val requestCompression:
     ) {
         val reReadableRequest = CachedBodyHttpServletRequest(request, objectMapper)
 
+        try {
+            validateCompressionProperty(reReadableRequest)
+        } catch (e: UnknownCompressionFormatException) {
+            response.status = HttpStatus.BAD_REQUEST.value()
+            response.contentType = MediaType.APPLICATION_JSON_VALUE
+            response.writer.write(
+                objectMapper.writeValueAsString(
+                    LapisErrorResponse(
+                        ProblemDetail.forStatus(HttpStatus.BAD_REQUEST).apply {
+                            title = HttpStatus.BAD_REQUEST.reasonPhrase
+                            detail = "Unknown compression format: ${e.unknownFormatValue}. " +
+                                "Supported formats are: ${Compression.entries.joinToString { it.value }}"
+                        },
+                    ),
+                ),
+            )
+            return
+        }
+
         val requestWithContentEncoding = HeaderModifyingRequestWrapper(
             reReadableRequest = reReadableRequest,
             headerName = ACCEPT_ENCODING,
@@ -91,6 +112,14 @@ class CompressionFilter(val objectMapper: ObjectMapper, val requestCompression:
         maybeCompressingResponse.outputStream.close()
     }
 
+    private fun validateCompressionProperty(reReadableRequest: CachedBodyHttpServletRequest) {
+        val compressionFormat = reReadableRequest.getStringField(COMPRESSION_PROPERTY) ?: return
+
+        if (Compression.entries.toSet().none { it.value == compressionFormat }) {
+            throw UnknownCompressionFormatException(unknownFormatValue = compressionFormat)
+        }
+    }
+
     private fun createMaybeCompressingResponse(
         response: HttpServletResponse,
         acceptEncodingHeaders: Enumeration<String>?,
@@ -110,6 +139,8 @@ private fun computeAcceptEncodingValueFromRequest(reReadableRequest: CachedBodyH
         else -> null
     }
 
+private class UnknownCompressionFormatException(val unknownFormatValue: String) : Exception()
+
 class CompressingResponse(
     response: HttpServletResponse,
     compression: Compression,

diff --git a/lapis2/src/test/kotlin/org/genspectrum/lapis/controller/LapisControllerCompressionTest.kt b/lapis2/src/test/kotlin/org/genspectrum/lapis/controller/LapisControllerCompressionTest.kt
@@ -3,9 +3,15 @@ package org.genspectrum.lapis.controller
 import com.github.luben.zstd.ZstdInputStream
 import com.ninjasquad.springmockk.MockkBean
 import io.mockk.every
+import org.genspectrum.lapis.controller.SampleRoute.AGGREGATED
+import org.genspectrum.lapis.controller.SampleRoute.ALIGNED_AMINO_ACID_SEQUENCES
+import org.genspectrum.lapis.controller.SampleRoute.ALIGNED_NUCLEOTIDE_SEQUENCES
+import org.genspectrum.lapis.controller.SampleRoute.UNALIGNED_NUCLEOTIDE_SEQUENCES
 import org.genspectrum.lapis.model.SiloQueryModel
 import org.genspectrum.lapis.request.LapisInfo
+import org.hamcrest.Matchers.containsString
 import org.junit.jupiter.api.BeforeEach
+import org.junit.jupiter.api.Test
 import org.junit.jupiter.params.ParameterizedTest
 import org.junit.jupiter.params.provider.MethodSource
 import org.springframework.beans.factory.annotation.Autowired
@@ -20,6 +26,7 @@ import org.springframework.test.web.servlet.MockMvc
 import org.springframework.test.web.servlet.request.MockHttpServletRequestBuilder
 import org.springframework.test.web.servlet.result.MockMvcResultMatchers.content
 import org.springframework.test.web.servlet.result.MockMvcResultMatchers.header
+import org.springframework.test.web.servlet.result.MockMvcResultMatchers.jsonPath
 import org.springframework.test.web.servlet.result.MockMvcResultMatchers.status
 import java.util.zip.GZIPInputStream
 
@@ -39,6 +46,20 @@ class LapisControllerCompressionTest(
         every { lapisInfo.dataVersion } returns "1234"
     }
 
+    @Test
+    fun `WHEN I send a request with unknown compression format THEN should show an error`() {
+        val invalidCompressionFormat = "invalidCompressionFormat"
+        mockMvc.perform(
+            getSample("${AGGREGATED.pathSegment}?compression=$invalidCompressionFormat"),
+        )
+            .andExpect(status().isBadRequest)
+            .andExpect(
+                jsonPath("\$.error.detail")
+                    .value(containsString("Unknown compression format: $invalidCompressionFormat")),
+            )
+    }
+
+
     @ParameterizedTest(name = "{0}")
     @MethodSource("getScenarios")
     fun `endpoints return compressed data`(requestsScenario: RequestScenario) {
@@ -83,21 +104,21 @@ class LapisControllerCompressionTest(
                         )
                 } +
                 getRequests(
-                    SampleRoute.AGGREGATED,
+                    AGGREGATED,
                     dataFormat = MockDataCollection.DataFormat.NESTED_JSON,
                     compressionFormat = "gzip",
                     expectedContentType = APPLICATION_JSON_VALUE,
                 ) +
                 getRequests(
-                    SampleRoute.AGGREGATED,
+                    AGGREGATED,
                     dataFormat = MockDataCollection.DataFormat.TSV,
                     compressionFormat = "zstd",
                     expectedContentType = "$TEXT_TSV_HEADER;charset=UTF-8",
                 ) +
                 listOf(
-                    "${SampleRoute.UNALIGNED_NUCLEOTIDE_SEQUENCES.pathSegment}/main",
-                    "${SampleRoute.ALIGNED_NUCLEOTIDE_SEQUENCES.pathSegment}/main",
-                    "${SampleRoute.ALIGNED_AMINO_ACID_SEQUENCES.pathSegment}/gene1",
+                    "${UNALIGNED_NUCLEOTIDE_SEQUENCES.pathSegment}/main",
+                    "${ALIGNED_NUCLEOTIDE_SEQUENCES.pathSegment}/main",
+                    "${ALIGNED_AMINO_ACID_SEQUENCES.pathSegment}/gene1",
                 )
                     .flatMap { getFastaRequests(it, "gzip") + getFastaRequests(it, "zstd") }
     }