Code files

Chapter02/publishing-a-module/decentralized-publishing/hsl-to-hex/publish-dep.sh

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+#! /bin/sh
+
+# 400 - Missing hash and/or peer_id
+# 403 - Not allowed
+# 413 - Too big
+# 200 - Ok!
+
+
+if echo $npm_config_argv | grep -q "install"; then
+  echo "Running at install step, skipping"
+else
+  if ipfs &>/dev/null; then
+    echo "## Publishing dependency"
+
+    mv node_modules .node_modules 2>/dev/null
+
+    HASH=$(ipfs add . -r | tail -n 1 | cut -d ' ' -f 2)
+
+    mv .node_modules node_modules 2>/dev/null
+
+    echo "Published as $HASH"
+
+    PEER=$(ipfs id --format '<id>')
+
+    if [ -f ~/.stay/nodes.json ]; then
+      cat ~/.stay/nodes.json | jq -rc '.[]' | while read host; do
+        address="$host/api/pin/add/$HASH/$PEER"
+        status=$(curl -X POST --silent $address)
+        case "$status" in
+          "400")  echo "$host - Application Error: Missing the hash and/or peer_id"
+            ;;
+          "403")  echo  "$host - You do not have access to pinning at this node"
+            ;;
+          "413")  echo  "$host - The module was too big to pin!"
+            ;;
+          "200") echo  "$host - Pinned!"
+            ;;
+          *) echo "Weird status code $status for $host"
+            ;;
+        esac
+      done
+    else
+      echo "You don't have any saved nodes in ~/.stay/nodes.json, skip pinning"
+    fi
+  else
+    echo "## Could not publish dependency to IPFS, doing the good'ol 'fetch from npm registry' way"
+    echo "Either 'ipfs' doesn't exists in PATH or you haven't run 'ipfs daemon' before running the command"
+    exit 0
+  fi
+fi