Add configurable protocol parameters

Author: jpraynaud

mithril-infra/assets/docker/docker-compose-aggregator.yaml

@@ -46,9 +46,9 @@ services:
       - RUST_BACKTRACE=1
       - GOOGLE_APPLICATION_CREDENTIALS_JSON=${GOOGLE_APPLICATION_CREDENTIALS_JSON}
       - NETWORK=${NETWORK}
-      - PROTOCOL_PARAMETERS__K=5
-      - PROTOCOL_PARAMETERS__M=100
-      - PROTOCOL_PARAMETERS__PHI_F=0.65
+      - PROTOCOL_PARAMETERS__K=${PROTOCOL_PARAMETERS__K}
+      - PROTOCOL_PARAMETERS__M=${PROTOCOL_PARAMETERS__M}
+      - PROTOCOL_PARAMETERS__PHI_F=${PROTOCOL_PARAMETERS__PHI_F}
       - RUN_INTERVAL=60000
       - URL_SNAPSHOT_MANIFEST=https://storage.googleapis.com/${SNAPSHOT_BUCKET_NAME}/snapshots.json
       - SNAPSHOT_STORE_TYPE=local

mithril-infra/mithril.aggregator.tf

@@ -34,6 +34,9 @@ resource "null_resource" "mithril_aggregator" {
       "export SNAPSHOT_BUCKET_NAME='${google_storage_bucket.cloud_storage.name}'",
       "export GENESIS_VERIFICATION_KEY=$(wget -q -O - ${var.mithril_genesis_verification_key_url})",
       "export GENESIS_SECRET_KEY='${var.mithril_genesis_secret_key}'",
+      "export PROTOCOL_PARAMETERS__K='${var.mithril_protocol_parameters.k}'",
+      "export PROTOCOL_PARAMETERS__M='${var.mithril_protocol_parameters.m}'",
+      "export PROTOCOL_PARAMETERS__PHI_F='${var.mithril_protocol_parameters.phi_f}'",
       "export CURRENT_UID=$(id -u)",
       "export DOCKER_GID=$(getent group docker | cut -d: -f3)",
       "docker-compose -f /home/curry/docker/docker-compose-aggregator.yaml --profile all up -d",

mithril-infra/variables.tf

@@ -73,6 +73,20 @@ variable "mithril_genesis_secret_key" {
   description = "The Mithril genesis secret key used by the aggregator to bootstrap a genesis certificate (test only)"
 }
 
+variable "mithril_protocol_parameters" {
+  type = object({
+    k     = number,
+    m     = number,
+    phi_f = number
+  })
+  description = "The Mithril protocol parameters used to aggregate multi signatures"
+  default = {
+    k     = 5
+    m     = 100
+    phi_f = 0.65
+  }
+}
+
 variable "mithril_signers" {
   type = map(object({
     pool_id = string