Add rng to allow redeploy of the same version

.gitignore

@@ -9,4 +9,7 @@ node_modules
 subgraph.yaml
 src/config.ts
 
-tests/.latest.json
+tests/.latest.json
+
+random.json
+src/random.ts

bin/prepare.sh

@@ -16,4 +16,8 @@ fi
 set -e
 
 yarn --silent run mustache config/$CHAIN.json subgraph.template.yaml > subgraph.yaml 
-yarn --silent run mustache config/$CHAIN.json src/config.template.ts > src/config.ts 
+yarn --silent run mustache config/$CHAIN.json src/config.template.ts > src/config.ts 
+
+RNG=$((1 + $RANDOM % 100000))
+echo '{"random": '$RNG'}' > random.json
+yarn --silent run mustache random.json src/random.template.ts > src/random.ts 

src/common/clock.ts

@@ -3,13 +3,14 @@ import { HOUR } from "../common/utils/time"
 import { getClockTick } from "../common/entity/clock"
 import { updateClmDataOnClockTick } from "../clm/clock"
 import { updateClassicDataOnClockTick } from "../classic/clock"
+import { RANDOM } from "../random"
 
 export function handleClockTick(block: ethereum.Block): void {
   const timestamp = block.timestamp
 
   let tickRes1h = getClockTick(timestamp, HOUR)
   if (!tickRes1h.isNew) {
-    log.debug("handleClockTick: tick already exists for {}", [tickRes1h.tick.id.toHexString()])
+    log.debug("handleClockTick[rng={}]: tick already exists for {}", [RANDOM, tickRes1h.tick.id.toHexString()])
     return
   }
   tickRes1h.tick.save()

src/random.template.ts

@@ -0,0 +1,2 @@
+// force the subgraph has to be different to make sure we don't fail on redeploy
+export const RANDOM = "{{random}}"