mdeuser commented on a change in pull request #2966: WIP: Path parameter
support for API GW
URL:
https://github.com/apache/incubator-openwhisk/pull/2966#discussion_r156194973
##########
File path: core/routemgmt/common/apigw-utils.js
##########
@@ -24,6 +24,177 @@ var _ = require('lodash');
const ApimgmtUserAgent = "OpenWhisk-apimgmt/1.0.0";
var UserAgent = ApimgmtUserAgent;
+/**
+ * Helper method for the validateFinalSwagger function. Generates a map of
operationId to target-url strings so we
+ * can validate that each operationId we find that has a parameter in the path
also has its target-url appended with
+ * $(request.path)
+ *
+ * @param ibmConfig Required. The 'x-ibm-configuration' portion of the
swaggerApi.
+ * @return A map of operationId->target-url pairs for checking.
+ */
+function generateTargetUrlMap(ibmConfig) {
+ var targetUrls = {};
+ ibmConfig['assembly']['execute'].forEach(function(exec) {
+ if (exec['operation-switch'] && exec['operation-switch']['case']) {
+ exec['operation-switch']['case'].forEach(function(element) {
+ var operations = element['operations'];
+ var isOperationWereLookingFor = false;
+ var ops = [];
+ if (operations) {
+ operations.forEach(function(op){
+ ops.push(op);
+ });
+ }
+ ops.forEach(function(op){
+ element['execute'].forEach(function(exec) {
+ targetUrls[op] = exec['invoke']['target-url'];
+ });
+ });
+ });
+ }
+
+ });
+ return targetUrls;
+}
+
+/**
+ * Helper function that just validates whether a relative path meets the
following conditions:
+ * 1. It has not path parameters
+ * 2. If it has path parameters, that the parameters are well formed (i.e.
each param is surrounded by {}).
+ *
+ * @param relativePath Required. The relative path we are checking.
+ * @return True if the path is valid, false otherwise.
+ */
+function isValidRelativePath(relativePath) {
+ if (isParameterizedPath(relativePath)) {
+ var open = relativePath.indexOf('{', 0);
+ var close = relativePath.indexOf('}', open);
+ while (open != -1 || close != -1) {
+ if (open == -1 || close == -1) {
+ //Could not find a matching close brace
+ return false;
+ }
+ open = relativePath.indexOf('{', close);
+ close = open == -1 ? relativePath.indexOf('}', close + 1) :
relativePath.indexOf('}', open);
+ }
+ }
+ return true;
+}
+
+/**
+ * Simple function to get the name of each path parameter defined in the path.
+ *
+ * @param path Required. The path we are checking.
+ * @return An array that contains each named path parameter, or an empty list
if none are found.
+ */
+function getPathParameters(relativePath) {
+ var params = [];
+ var validNameRegex = /\{([^\/]+)\}/g
Review comment:
regex for verifying parameter is after `/`
\/\{([^\/]+)\}\/?
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