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-rw-r--r--fetcher.go63
1 files changed, 54 insertions, 9 deletions
diff --git a/fetcher.go b/fetcher.go
index fed51bf..300abef 100644
--- a/fetcher.go
+++ b/fetcher.go
@@ -29,6 +29,7 @@ import (
"github.com/golang-basic/go-curl"
"io/ioutil"
"mime"
+ "net/http"
"net/url"
"os"
"path"
@@ -36,6 +37,11 @@ import (
"strings"
)
+type FetchResult struct {
+ ResponseCode int
+ ErrorString string
+}
+
type FetcherCurlCBData struct {
basepath string
filename string
@@ -83,7 +89,7 @@ func curlWriteCallback(ptr []byte, userdata interface{}) bool {
return true
}
-func FetchFileCurl(ctx *ImportContext, uri *url.URL) (err error) {
+func FetchFileCurl(ctx *ImportContext, res *FetchResult, uri *url.URL) (err error) {
rhl.Printf("curl-based fetcher called for '%s'", ctx.SourceUri)
easy := curl.EasyInit()
@@ -116,7 +122,7 @@ func FetchFileCurl(ctx *ImportContext, uri *url.URL) (err error) {
easy.Setopt(curl.OPT_PROGRESSDATA, ctx)
if err = easy.Perform(); err != nil {
- err = fmt.Errorf("fetcher('%s'): %s", ctx.SourceUri, err)
+ err = fmt.Errorf("curl-fetcher('%s'): %s", ctx.SourceUri, err)
return
}
@@ -130,7 +136,7 @@ func FetchFileCurl(ctx *ImportContext, uri *url.URL) (err error) {
return
}
-func FetchFileLocal(ctx *ImportContext, uri *url.URL) (err error) {
+func FetchFileLocal(ctx *ImportContext, res *FetchResult, uri *url.URL) (err error) {
rhl.Printf("Local fetcher called for '%s'", ctx.SourceUri)
if ctx.ProgressCallBack != nil {
ctx.ProgressCallBack(1, "fetching", 1.0, ctx.ProgressCallBackData)
@@ -139,15 +145,17 @@ func FetchFileLocal(ctx *ImportContext, uri *url.URL) (err error) {
ctx.SourceFile = filepath.Join(ctx.Config.LocalFetchDir, path.Clean("/"+uri.Path))
var src *os.File
if src, err = os.Open(ctx.SourceFile); err != nil {
- return
+ res.ResponseCode = http.StatusBadRequest
+ res.ErrorString = fmt.Sprintf("local-file open(): %s", err)
+ return nil
}
- defer src.Close()
+ src.Close()
ctx.DeleteSourceFile = false
ctx.DeleteSourceDir = false
return
}
-type FetchFunc func(*ImportContext, *url.URL) (err error)
+type FetchFunc func(*ImportContext, *FetchResult, *url.URL) (err error)
// TODO: implement fetchers for:
// archiv://
@@ -182,15 +190,52 @@ func fetcher_init() {
}
}
-func FetchFile(ctx *ImportContext) (err error) {
+func checkPassword(ctx *ImportContext, result *FetchResult) (err error) {
+ cached := true
+
+ for {
+ req := getPasswordRequest{}
+ req.username = ctx.UserName
+ req.cached = cached
+ req.response = make(chan getPasswordResult)
+ ctx.RdDb.getPasswordChan <- req
+
+ res := <-req.response
+ if res.err != nil {
+ return res.err
+ }
+ if ctx.Password == res.password {
+ return nil
+ }
+ if cached {
+ cached = false
+ } else {
+ break
+ }
+ }
+ result.ResponseCode = http.StatusUnauthorized
+ result.ErrorString = "invalid username and/or password"
+ return
+}
+
+func FetchFile(ctx *ImportContext) (res *FetchResult, err error) {
+ res = &FetchResult{ResponseCode: http.StatusOK}
var uri *url.URL
if uri, err = url.Parse(ctx.SourceUri); err != nil {
- return
+ res.ResponseCode = http.StatusBadRequest
+ res.ErrorString = fmt.Sprintf("parsing uri: %s", err)
+ return res, nil
+ }
+
+ if !ctx.Trusted {
+ if err = checkPassword(ctx, res); err != nil || res.ResponseCode != http.StatusOK {
+ return
+ }
}
if fetcher, ok := fetchers[uri.Scheme]; ok {
- err = fetcher(ctx, uri)
+ err = fetcher(ctx, res, uri)
} else {
err = fmt.Errorf("No fetcher for uri scheme '%s' found.", uri.Scheme)
}