func parseLinkedAuthorizationFailedErrors()

in pkg/domain/authorizationErrorParser.go [151:191]
22 lines of code
6 McCabe index (conditional complexity)

func parseLinkedAuthorizationFailedErrors(authorizationFailedErrMsg string) (map[string][]string, error) {

	// Regular expression to extract resource information
	// re := regexp.MustCompile(`Authorization failed for template resource '([^']+)' of type '([^']+)'\. The client '([^']+)' with object id '([^']+)' does not have permission to perform action '([^']+)' at scope '([^']+)'\.`)

	// Find regular expressions to pull action and scope from error message "does not have permission to perform action(s) 'Microsoft.Network/virtualNetworks/subnets/join/action' on the linked scope(s) '/subscriptions/SSSSSSSS-SSSS-SSSS-SSSS-SSSSSSSSSSSS/resourceGroups/az-mpf-tf-test-rg/providers/Microsoft.Network/virtualNetworks/vnet-32a70ccbb3247e2b/subnets/subnet-32a70ccbb3247e2b' (respectively) or the linked scope(s) are invalid".
	re := regexp.MustCompile(`does not have permission to perform action\(s\) '([^']+)' on the linked scope\(s\) '([^']+)' \(respectively\) or the linked scope\(s\) are invalid`)

	// Find all matches in the error message
	matches := re.FindAllStringSubmatch(authorizationFailedErrMsg, -1)

	// If No Matches found return error
	if len(matches) == 0 {
		return nil, errors.New("No matches found in 'Authorization failed' error message")
	}

	// Create a map to store scope/permissions
	scopePermissionsMap := make(map[string][]string)

	// Iterate through the matches and populate the map
	for _, match := range matches {
		if len(match) == 3 {
			// resourceType := match[1]
			action := match[1]
			scope := match[2]

			if _, ok := scopePermissionsMap[scope]; !ok {
				scopePermissionsMap[scope] = make([]string, 0)
			}
			scopePermissionsMap[scope] = append(scopePermissionsMap[scope], action)
		}
	}

	// if map is empty, return error
	if len(scopePermissionsMap) == 0 {
		return nil, errors.New("No scope/permissions found in Multi error message")
	}

	return scopePermissionsMap, nil

}