ezelkow1 commented on a change in pull request #3762: Add Cache-Side Config Generator URL: https://github.com/apache/trafficcontrol/pull/3762#discussion_r318195483
########## File path: lib/go-atscfg/volumedotconfig.go ########## @@ -0,0 +1,72 @@ +package atscfg + +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ + +import ( + "strconv" +) + +// MakeVolumeDotConfig creates volume.config for a given ATS Profile. +// The paramData is the map of parameter names to values, for all parameters assigned to the given profile, with the config_file "storage.config". +func MakeVolumeDotConfig( + profileName string, + paramData map[string]string, // GetProfileParamData(tx, profile.ID, StorageFileName) + toToolName string, // tm.toolname global parameter (TODO: cache itself?) + toURL string, // tm.url global parameter (TODO: cache itself?) +) string { + text := GenericHeaderComment(profileName, toToolName, toURL) + + numVolumes := getNumVolumes(paramData) + + text += "# TRAFFIC OPS NOTE: This is running with forced volumes - the size is irrelevant\n" + nextVolume := 1 + if drivePrefix := paramData["Drive_Prefix"]; drivePrefix != "" { + text += volumeText(strconv.Itoa(nextVolume), numVolumes) + nextVolume++ + } + if ramDrivePrefix := paramData["RAM_Drive_Prefix"]; ramDrivePrefix != "" { + text += volumeText(strconv.Itoa(nextVolume), numVolumes) + nextVolume++ + } + if ssdDrivePrefix := paramData["SSD_Drive_Prefix"]; ssdDrivePrefix != "" { + text += volumeText(strconv.Itoa(nextVolume), numVolumes) + nextVolume++ + } + + if text == "" { + text = "\n" // If no params exist, don't send "not found," but an empty file. We know the profile exists. + } + return text +} + +func volumeText(volume string, numVolumes int) string { + return "volume=" + volume + " scheme=http size=" + strconv.Itoa(100/numVolumes) + "%\n" Review comment: oh sorry, was thinking of something else (the actual number of disks not the percentage) ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services
