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play with fetching repo root for import path
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Copyright (c) 2009 The Go Authors. All rights reserved. | |||
|
|||
Redistribution and use in source and binary forms, with or without | |||
modification, are permitted provided that the following conditions are | |||
met: | |||
|
|||
* Redistributions of source code must retain the above copyright | |||
notice, this list of conditions and the following disclaimer. | |||
* Redistributions in binary form must reproduce the above | |||
copyright notice, this list of conditions and the following disclaimer | |||
in the documentation and/or other materials provided with the | |||
distribution. | |||
* Neither the name of Google Inc. nor the names of its | |||
contributors may be used to endorse or promote products derived from | |||
this software without specific prior written permission. | |||
|
|||
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |||
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |||
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |||
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |||
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |||
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |||
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |||
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |||
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |||
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |||
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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// Copyright 2019 The Go Authors. All rights reserved. | |||
// Use of this source code is governed by a BSD-style | |||
// license that can be found in the LICENSE file. | |||
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// Package auth provides access to user-provided authentication credentials. | |||
package auth | |||
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import "net/http" | |||
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// AddCredentials fills in the user's credentials for req, if any. | |||
// The return value reports whether any matching credentials were found. | |||
func AddCredentials(req *http.Request) (added bool) { | |||
// TODO(golang.org/issue/26232): Support arbitrary user-provided credentials. | |||
netrcOnce.Do(readNetrc) | |||
for _, l := range netrc { | |||
if l.machine == req.URL.Host { | |||
req.SetBasicAuth(l.login, l.password) | |||
return true | |||
} | |||
} | |||
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return false | |||
} |
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// Copyright 2019 The Go Authors. All rights reserved. | |||
// Use of this source code is governed by a BSD-style | |||
// license that can be found in the LICENSE file. | |||
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package auth | |||
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import ( | |||
"io/ioutil" | |||
"os" | |||
"path/filepath" | |||
"runtime" | |||
"strings" | |||
"sync" | |||
) | |||
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type netrcLine struct { | |||
machine string | |||
login string | |||
password string | |||
} | |||
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var ( | |||
netrcOnce sync.Once | |||
netrc []netrcLine | |||
netrcErr error | |||
) | |||
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func parseNetrc(data string) []netrcLine { | |||
// See https://www.gnu.org/software/inetutils/manual/html_node/The-_002enetrc-file.html | |||
// for documentation on the .netrc format. | |||
var nrc []netrcLine | |||
var l netrcLine | |||
inMacro := false | |||
for _, line := range strings.Split(data, "\n") { | |||
if inMacro { | |||
if line == "" { | |||
inMacro = false | |||
} | |||
continue | |||
} | |||
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f := strings.Fields(line) | |||
i := 0 | |||
for ; i < len(f)-1; i += 2 { | |||
// Reset at each "machine" token. | |||
// “The auto-login process searches the .netrc file for a machine token | |||
// that matches […]. Once a match is made, the subsequent .netrc tokens | |||
// are processed, stopping when the end of file is reached or another | |||
// machine or a default token is encountered.” | |||
switch f[i] { | |||
case "machine": | |||
l = netrcLine{machine: f[i+1]} | |||
case "default": | |||
break | |||
case "login": | |||
l.login = f[i+1] | |||
case "password": | |||
l.password = f[i+1] | |||
case "macdef": | |||
// “A macro is defined with the specified name; its contents begin with | |||
// the next .netrc line and continue until a null line (consecutive | |||
// new-line characters) is encountered.” | |||
inMacro = true | |||
} | |||
if l.machine != "" && l.login != "" && l.password != "" { | |||
nrc = append(nrc, l) | |||
l = netrcLine{} | |||
} | |||
} | |||
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if i < len(f) && f[i] == "default" { | |||
// “There can be only one default token, and it must be after all machine tokens.” | |||
break | |||
} | |||
} | |||
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return nrc | |||
} | |||
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func netrcPath() (string, error) { | |||
if env := os.Getenv("NETRC"); env != "" { | |||
return env, nil | |||
} | |||
dir, err := os.UserHomeDir() | |||
if err != nil { | |||
return "", err | |||
} | |||
base := ".netrc" | |||
if runtime.GOOS == "windows" { | |||
base = "_netrc" | |||
} | |||
return filepath.Join(dir, base), nil | |||
} | |||
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func readNetrc() { | |||
path, err := netrcPath() | |||
if err != nil { | |||
netrcErr = err | |||
return | |||
} | |||
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data, err := ioutil.ReadFile(path) | |||
if err != nil { | |||
if !os.IsNotExist(err) { | |||
netrcErr = err | |||
} | |||
return | |||
} | |||
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netrc = parseNetrc(string(data)) | |||
} |
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Copyright (c) 2009 The Go Authors. All rights reserved. | |||
|
|||
Redistribution and use in source and binary forms, with or without | |||
modification, are permitted provided that the following conditions are | |||
met: | |||
|
|||
* Redistributions of source code must retain the above copyright | |||
notice, this list of conditions and the following disclaimer. | |||
* Redistributions in binary form must reproduce the above | |||
copyright notice, this list of conditions and the following disclaimer | |||
in the documentation and/or other materials provided with the | |||
distribution. | |||
* Neither the name of Google Inc. nor the names of its | |||
contributors may be used to endorse or promote products derived from | |||
this software without specific prior written permission. | |||
|
|||
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |||
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |||
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |||
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |||
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |||
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |||
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |||
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |||
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |||
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |||
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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// Copyright 2017 The Go Authors. All rights reserved. | |||
// Use of this source code is governed by a BSD-style | |||
// license that can be found in the LICENSE file. | |||
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package base | |||
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// EnvForDir returns a modified environment suitable for running in the given | |||
// directory. | |||
// The environment is the supplied base environment but with an updated $PWD, so | |||
// that an os.Getwd in the child will be faster. | |||
func EnvForDir(dir string, base []string) []string { | |||
// Internally we only use rooted paths, so dir is rooted. | |||
// Even if dir is not rooted, no harm done. | |||
return append(base, "PWD="+dir) | |||
} |
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Original file line number | Original file line | Diff line number | Diff line change |
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@@ -0,0 +1,27 @@ | |||
Copyright (c) 2009 The Go Authors. All rights reserved. | |||
|
|||
Redistribution and use in source and binary forms, with or without | |||
modification, are permitted provided that the following conditions are | |||
met: | |||
|
|||
* Redistributions of source code must retain the above copyright | |||
notice, this list of conditions and the following disclaimer. | |||
* Redistributions in binary form must reproduce the above | |||
copyright notice, this list of conditions and the following disclaimer | |||
in the documentation and/or other materials provided with the | |||
distribution. | |||
* Neither the name of Google Inc. nor the names of its | |||
contributors may be used to endorse or promote products derived from | |||
this software without specific prior written permission. | |||
|
|||
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |||
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |||
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |||
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |||
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |||
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |||
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |||
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |||
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |||
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |||
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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@@ -0,0 +1,13 @@ | |||
// Copyright 2017 The Go Authors. All rights reserved. | |||
// Use of this source code is governed by a BSD-style | |||
// license that can be found in the LICENSE file. | |||
|
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// Package cfg holds configuration shared by multiple parts | |||
// of the go command. | |||
package cfg | |||
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// These are general "build flags" used by build and other commands. | |||
var ( | |||
BuildV bool = true // -v flag | |||
BuildX bool = true // -x flag | |||
) |
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@@ -0,0 +1,27 @@ | |||
Copyright (c) 2009 The Go Authors. All rights reserved. | |||
|
|||
Redistribution and use in source and binary forms, with or without | |||
modification, are permitted provided that the following conditions are | |||
met: | |||
|
|||
* Redistributions of source code must retain the above copyright | |||
notice, this list of conditions and the following disclaimer. | |||
* Redistributions in binary form must reproduce the above | |||
copyright notice, this list of conditions and the following disclaimer | |||
in the documentation and/or other materials provided with the | |||
distribution. | |||
* Neither the name of Google Inc. nor the names of its | |||
contributors may be used to endorse or promote products derived from | |||
this software without specific prior written permission. | |||
|
|||
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |||
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |||
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |||
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |||
OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |||
SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |||
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |||
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |||
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |||
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |||
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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@@ -0,0 +1,97 @@ | |||
// Copyright 2012 The Go Authors. All rights reserved. | |||
// Use of this source code is governed by a BSD-style | |||
// license that can be found in the LICENSE file. | |||
|
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package get | |||
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import ( | |||
"encoding/xml" | |||
"fmt" | |||
"io" | |||
"strings" | |||
) | |||
|
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// charsetReader returns a reader for the given charset. Currently | |||
// it only supports UTF-8 and ASCII. Otherwise, it returns a meaningful | |||
// error which is printed by go get, so the user can find why the package | |||
// wasn't downloaded if the encoding is not supported. Note that, in | |||
// order to reduce potential errors, ASCII is treated as UTF-8 (i.e. characters | |||
// greater than 0x7f are not rejected). | |||
func charsetReader(charset string, input io.Reader) (io.Reader, error) { | |||
switch strings.ToLower(charset) { | |||
case "ascii": | |||
return input, nil | |||
default: | |||
return nil, fmt.Errorf("can't decode XML document using charset %q", charset) | |||
} | |||
} | |||
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// parseMetaGoImports returns meta imports from the HTML in r. | |||
// Parsing ends at the end of the <head> section or the beginning of the <body>. | |||
func parseMetaGoImports(r io.Reader, mod ModuleMode) (imports []metaImport, err error) { | |||
d := xml.NewDecoder(r) | |||
d.CharsetReader = charsetReader | |||
d.Strict = false | |||
var t xml.Token | |||
for { | |||
t, err = d.RawToken() | |||
if err != nil { | |||
if err == io.EOF || len(imports) > 0 { | |||
err = nil | |||
} | |||
break | |||
} | |||
if e, ok := t.(xml.StartElement); ok && strings.EqualFold(e.Name.Local, "body") { | |||
break | |||
} | |||
if e, ok := t.(xml.EndElement); ok && strings.EqualFold(e.Name.Local, "head") { | |||
break | |||
} | |||
e, ok := t.(xml.StartElement) | |||
if !ok || !strings.EqualFold(e.Name.Local, "meta") { | |||
continue | |||
} | |||
if attrValue(e.Attr, "name") != "go-import" { | |||
continue | |||
} | |||
if f := strings.Fields(attrValue(e.Attr, "content")); len(f) == 3 { | |||
imports = append(imports, metaImport{ | |||
Prefix: f[0], | |||
VCS: f[1], | |||
RepoRoot: f[2], | |||
}) | |||
} | |||
} | |||
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// Extract mod entries if we are paying attention to them. | |||
var list []metaImport | |||
var have map[string]bool | |||
if mod == PreferMod { | |||
have = make(map[string]bool) | |||
for _, m := range imports { | |||
if m.VCS == "mod" { | |||
have[m.Prefix] = true | |||
list = append(list, m) | |||
} | |||
} | |||
} | |||
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// Append non-mod entries, ignoring those superseded by a mod entry. | |||
for _, m := range imports { | |||
if m.VCS != "mod" && !have[m.Prefix] { | |||
list = append(list, m) | |||
} | |||
} | |||
return list, nil | |||
} | |||
|
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// attrValue returns the attribute value for the case-insensitive key | |||
// `name', or the empty string if nothing is found. | |||
func attrValue(attrs []xml.Attr, name string) string { | |||
for _, a := range attrs { | |||
if strings.EqualFold(a.Name.Local, name) { | |||
return a.Value | |||
} | |||
} | |||
return "" | |||
} |
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