问题描述
我有一个可以压缩包含LibreOffice Data的文件夹的功能。 (请参阅底部)
当我使用一个content.xml模板运行它时,它可以很好地工作并将其返回给我
app_1 | 2020-08-20 07:54:57.786 INFO Processing ./documents/bon/meta-inf
app_1 | 2020-08-20 07:54:57.786 INFO Processing ./documents/bon/meta-inf/manifest.xml
app_1 | 2020-08-20 07:54:57.786 INFO Processing ./documents/bon/Pictures
app_1 | 2020-08-20 07:54:57.786 INFO Processing ./documents/bon/Pictures/10000000000001600000012D9E307CB2879DFB48.png
app_1 | 2020-08-20 07:54:57.786 INFO Processing ./documents/bon/Pictures/10000000000001CD000000748F8655D91EA6B1A8.png
app_1 | 2020-08-20 07:54:57.787 INFO Processing ./documents/bon/Pictures/100002010000026C00000445EABC4B9AD8977F8C.png
app_1 | 2020-08-20 07:54:57.791 INFO Processing ./documents/bon/Thumbnails
app_1 | 2020-08-20 07:54:57.791 INFO Processing ./documents/bon/Thumbnails/thumbnail.png
app_1 | 2020-08-20 07:54:57.793 INFO Processing ./documents/bon/content.xml
app_1 | 2020-08-20 07:54:57.793 INFO Processing ./documents/bon/manifest.rdf
app_1 | 2020-08-20 07:54:57.794 INFO Processing ./documents/bon/Meta.xml
app_1 | 2020-08-20 07:54:57.794 INFO Processing ./documents/bon/mimetype
app_1 | 2020-08-20 07:54:57.794 INFO Processing ./documents/bon/settings.xml
app_1 | 2020-08-20 07:54:57.794 INFO Processing ./documents/bon/styles.xml
但是当我使用另一个模板运行它时,它就会出错
app_1 | 2020-08-20 07:56:57.755 INFO Processing ./documents/bon/meta-inf
app_1 | 2020-08-20 07:56:57.755 INFO Processing ./documents/bon/meta-inf/manifest.xml
app_1 | 2020-08-20 07:56:57.756 INFO Processing ./documents/bon/Pictures
app_1 | 2020-08-20 07:56:57.756 INFO Processing ./documents/bon/Pictures/10000000000001600000012D9E307CB2879DFB48.png
app_1 | 2020-08-20 07:56:57.756 INFO Processing ./documents/bon/Pictures/10000000000001CD000000748F8655D91EA6B1A8.png
app_1 | 2020-08-20 07:56:57.758 INFO 2
app_1 | 2020-08-20 07:56:57.758 INFO &{0xc0000b8000 [0xc000423a00 0xc000423a70] 0xc00007e0f0 false map[] <nil>}
app_1 | 2020-08-20 07:56:57.758 INFO Pictures/10000000000001CD000000748F8655D91EA6B1A8.png
app_1 | 2020-08-20 07:56:57.758 INFO ./documents/bon/Pictures/10000000000001CD000000748F8655D91EA6B1A8.png
app_1 | 2020-08-20 07:56:57.758 INFO <nil>
app_1 | 2020-08-20 07:56:57.758 INFO invalid argument
app_1 | 2020/08/20 07:56:57 http: panic serving 172.18.0.1:42280: runtime error: invalid memory address or nil pointer dereference
app_1 | goroutine 191 [running]:
app_1 | net/http.(*conn).serve.func1(0xc00021a0a0)
app_1 | /usr/local/go/src/net/http/server.go:1772 +0x139
app_1 | panic(0x94bfa0,0xe2ddb0)
app_1 | /usr/local/go/src/runtime/panic.go:975 +0x3e3
app_1 | aptacrm/util.processFolder(0xc00007e050,0xc000516de0,0x19,0xc000028940,0x9)
app_1 | /go/src/aptacrm/util/Zip.go:47 +0x3fd
app_1 | aptacrm/util.processFolder(0xc00007e050,0x9e26f9,0x10,0x0,0x0)
app_1 | /go/src/aptacrm/util/Zip.go:31 +0x340
app_1 | aptacrm/util.ZipFolder(0x9e26f9,0xc0001c21c0,0x63)
app_1 | /go/src/aptacrm/util/Zip.go:14 +0x18b
app_1 | aptacrm/routes/RestfullAPI.exportBon(0xaafd00,0xc000226000,0xc0008faf00)
app_1 | /go/src/aptacrm/routes/RestfullAPI/bons.go:236 +0x8af
app_1 | net/http.HandlerFunc.ServeHTTP(0xa02870,0xaafd00,0xc0008faf00)
app_1 | /usr/local/go/src/net/http/server.go:2012 +0x44
app_1 | aptacrm/routes.Middleware.func1(0xaafd00,0xc0008faf00)
app_1 | /go/src/aptacrm/routes/init.go:37 +0x80
app_1 | net/http.HandlerFunc.ServeHTTP(0xc00000eac0,0xc0008faf00)
app_1 | /usr/local/go/src/net/http/server.go:2012 +0x44
app_1 | github.com/gorilla/mux.(*Router).ServeHTTP(0xc000218000,0xc0008fad00)
app_1 | /go/src/github.com/gorilla/mux/mux.go:210 +0xe2
app_1 | net/http.(*ServeMux).ServeHTTP(0xe40600,0xc0008fad00)
app_1 | /usr/local/go/src/net/http/server.go:2387 +0x1a5
app_1 | net/http.serverHandler.ServeHTTP(0xc0002260e0,0xc0008fad00)
app_1 | /usr/local/go/src/net/http/server.go:2807 +0xa3
app_1 | net/http.(*conn).serve(0xc00021a0a0,0xab0dc0,0xc00024cd00)
app_1 | /usr/local/go/src/net/http/server.go:1895 +0x86c
app_1 | created by net/http.(*Server).Serve
app_1 | /usr/local/go/src/net/http/server.go:2933 +0x35c
文件content.xml
的每个点都相同,但唯一的变化是文件大小
normal version: -rw-r--r-- 1 root root 43580 Aug 20 09:59 content.xml
Defective version: -rw-r--r-- 1 root root 43416 Aug 20 09:56 content.xml
也许有人知道发生了什么事吗?
使用的功能
package util
import (
"os"
"archive/zip"
"io/IoUtil"
"aptacrm/vars"
)
func ZipFolder(folder string,output string) {
var outFile,_ = os.Create(output)
defer outFile.Close()
var writer = zip.NewWriter(outFile)
processFolder(writer,folder,"")
writer.Close()
}
func processFolder(writer *zip.Writer,basePath string,baseInZip string) {
var files,_ = IoUtil.ReadDir(basePath)
for _,file := range files {
var realFilePath = basePath + file.Name()
var zipFilePath = baseInZip + file.Name()
vars.Logger.Info("Processing",realFilePath)
var isDir = file.IsDir()
if isDir {
processFolder(writer,realFilePath + "/",baseInZip + file.Name() + "/")
} else {
var fileData,e1 = IoUtil.ReadFile(realFilePath)
if e1 != nil {
vars.Logger.Info("1")
vars.Logger.Info(e1.Error())
}
var fileWriter,e2 = writer.Create(zipFilePath)
if e2 != nil {
vars.Logger.Info("2")
vars.Logger.Info(writer)
vars.Logger.Info(zipFilePath)
vars.Logger.Info(realFilePath)
vars.Logger.Info(fileWriter)
vars.Logger.Info(e2.Error())
}
var _,e3 = fileWriter.Write(fileData)
if e3 != nil {
vars.Logger.Info("3")
vars.Logger.Info(e3.Error())
}
}
}
}
其他信息:
- 通过golang docker容器
golang:alpine
进入1.15.0版 - vars.Logger是
stdlog.GetFromFlags()
库中的github.com/alexcesaro/log/stdlog
解决方法
感谢Marc为我提供了良好的指导!
问题出在我的输出文件的命名上,其中包含/
,而os.Create
返回了一个错误,其中包含我需要修复的所有指示!