Introduce configurable payload size limitation

Maximum payload size will be configurable (from command line parameter
or environment variable). The default value is same as previous
hardcoded value, ie. 1 MiB = 1024 * 1024 bytes.

Change-Id: Iec83d8295252bac353d3794b13454fdbbc80ecc4
Issue-ID: DCAEGEN2-856
Signed-off-by: Piotr Jaszczyk <piotr.jaszczyk@nokia.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/hv-collector-utils/src/main/kotlin/org/onap/dcae/collectors/veshv/utils/commandline/CommandLineOption.kt b/hv-collector-utils/src/main/kotlin/org/onap/dcae/collectors/veshv/utils/commandline/CommandLineOption.kt
index 288a578d..9439bff5 100644
--- a/hv-collector-utils/src/main/kotlin/org/onap/dcae/collectors/veshv/utils/commandline/CommandLineOption.kt
+++ b/hv-collector-utils/src/main/kotlin/org/onap/dcae/collectors/veshv/utils/commandline/CommandLineOption.kt
@@ -119,6 +119,12 @@ enum class CommandLineOption(val option: Option, val required: Boolean = false)
                 |connection might be closed.""".trimMargin())
             .build()
     ),
+    MAXIMUM_PAYLOAD_SIZE_BYTES(Option.builder("m")
+            .longOpt("max-payload-size")
+            .hasArg()
+            .desc("Maximum supported payload size in bytes")
+            .build()
+    ),
     DUMMY_MODE(Option.builder("u")
             .longOpt("dummy")
             .desc("If present will start in dummy mode (dummy external services)")