replace get-libwasm-version.py with .sh

scripts/get-libwasm-version.sh

@@ -0,0 +1,104 @@
+#!/usr/bin/env bash
+
+# Constants
+WASM_IMPORT="github.com/CosmWasm/wasmvm/v2"
+
+# Functions
+function show_help {
+  echo "Wasm dockerfile utility
+
+Usage: $0 [--get-version | --get-checksum] [--wasm-library <library>] [--wasm-go-mod-path <path>]
+
+Options:
+  --get-version            Get the current version of CosmWasm specified in wasm module.
+  --get-checksum           Returns the checksum of the libwasm library for the provided version.
+  --wasm-library <library> The name of the library to return the checksum for (default: libwasmvm_muslc.x86_64.a).
+  --wasm-go-mod-path <path> The relative path to the go.mod file for the wasm module (default: modules/light-clients/08-wasm/go.mod).
+"
+}
+
+function get_wasm_version {
+  local wasm_go_mod_path="$1"
+  if [[ ! -f "$wasm_go_mod_path" ]]; then
+    echo "Error: go.mod file not found at $wasm_go_mod_path"
+    exit 1
+  fi
+
+  grep "$WASM_IMPORT" "$wasm_go_mod_path" | awk '{print $2}' || {
+    echo "Error: Could not find $WASM_IMPORT in $wasm_go_mod_path"
+    exit 1
+  }
+}
+
+function get_wasm_lib_checksum {
+  local wasm_version="$1"
+  local wasm_lib="$2"
+  local checksums_url="https://github.com/CosmWasm/wasmvm/releases/download/${wasm_version}/checksums.txt"
+
+  local checksum
+  checksum=$(curl -sSL "$checksums_url" | grep "$wasm_lib" | awk '{print $1}') || {
+    echo "Error: Could not retrieve checksum for $wasm_lib from $checksums_url"
+    exit 1
+  }
+
+  if [[ -z "$checksum" ]]; then
+    echo "Error: Could not find $wasm_lib in $checksums_url"
+    exit 1
+  fi
+
+  echo "$checksum"
+}
+
+# Default values
+wasm_library="libwasmvm_muslc.x86_64.a"
+wasm_go_mod_path="modules/light-clients/08-wasm/go.mod"
+
+# Parse arguments
+get_version=false
+get_checksum=false
+
+while [[ $# -gt 0 ]]; do
+  case "$1" in
+    --get-version)
+      get_version=true
+      shift
+      ;;
+    --get-checksum)
+      get_checksum=true
+      shift
+      ;;
+    --wasm-library)
+      wasm_library="$2"
+      shift 2
+      ;;
+    --wasm-go-mod-path)
+      wasm_go_mod_path="$2"
+      shift 2
+      ;;
+    -h|--help)
+      show_help
+      exit 0
+      ;;
+    *)
+      echo "Error: Unknown argument $1"
+      show_help
+      exit 1
+      ;;
+  esac
+done
+
+# Main logic
+if $get_version; then
+  get_wasm_version "$wasm_go_mod_path"
+  exit 0
+fi
+
+if $get_checksum; then
+  wasm_version=$(get_wasm_version "$wasm_go_mod_path")
+  get_wasm_lib_checksum "$wasm_version" "$wasm_library"
+  exit 0
+fi
+
+echo "Error: No action specified. Use --get-version or --get-checksum."
+show_help
+exit 1