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62 lines
1.6 KiB
62 lines
1.6 KiB
// Copyright 2018 The Prometheus Authors |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// http://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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//go:build !builtinassets |
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package ui |
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import ( |
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"net/http" |
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"os" |
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"path" |
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"path/filepath" |
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"strings" |
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"github.com/shurcooL/httpfs/filter" |
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"github.com/shurcooL/httpfs/union" |
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) |
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// Assets contains the project's assets. |
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var Assets = func() http.FileSystem { |
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wd, err := os.Getwd() |
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if err != nil { |
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panic(err) |
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} |
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var assetsPrefix string |
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switch filepath.Base(wd) { |
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case "prometheus": |
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// When running Prometheus (without built-in assets) from the repo root. |
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assetsPrefix = "./web/ui" |
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case "web": |
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// When running web tests. |
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assetsPrefix = "./ui" |
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case "ui": |
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// When generating statically compiled-in assets. |
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assetsPrefix = "./" |
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} |
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static := filter.Keep( |
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http.Dir(path.Join(assetsPrefix, "static")), |
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func(path string, fi os.FileInfo) bool { |
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return fi.IsDir() || |
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(!strings.HasSuffix(path, "map.js") && |
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!strings.HasSuffix(path, "/bootstrap.js") && |
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!strings.HasSuffix(path, "/bootstrap-theme.css") && |
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!strings.HasSuffix(path, "/bootstrap.css")) |
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}, |
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) |
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return union.New(map[string]http.FileSystem{ |
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"/static": static, |
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}) |
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}()
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