Adding base database seed script

.gitignore

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+.gitlab-ci.yml

chainquery/db-seed.sh

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+#!/usr/bin/env bash
+source ./db-seed.sha
+echo "Checking if seeding is needed"
+if [[ -d !./data/db/chainquery ]]; then
+  echo "It appears as though you don't currently have the db created."
+  echo "Downloading the Chainquery DB checkpoint data."
+  wget -O data.zip https://s3bucketURL/here.zip
+  if [[ -f !./data.zip ]]; then
+    echo "It seems that downloading the checkpoint data failed."
+  else
+    echo "Checkpoint data received verifying download integrity."
+    if ! echo "$CHECKSUM data.zip" | sha256sum -c -; then
+      echo "Checksum failed, somehow the checkpoint data doesn't match what it's supposed to." >&2
+      exit 1
+    else
+      echo "clearing ./data directory in case it contains something strange."
+      echo "Uncompressing chainquery checkpoint data."
+      rm -Rf ./data
+      unzip ./data.zip
+      if [[ -d !./data/db/chainquery ]]; then
+        echo "Something went wrong with uncompressing checkpoint data."
+        exit 1
+      else
+        echo "Checkpoint data has been successfully obtained you can now run the Chainquery appliance."
+      fi
+    fi
+  fi
+fi

chainquery/db-seed.sha

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+CHECKSUM=6c456f3c3687fab98b1bb3869578ccae1e5ccfd351f8907b3870d204a21ea82e