diff options
24 files changed, 1374 insertions, 9 deletions
@@ -139,6 +139,14 @@ version = "v0.2.0" [[projects]] + digest = "1:ab3ec1fe3e39bac4b3ab63390767766622be35b7cab03f47f787f9ec60522a53" + name = "github.com/google/uuid" + packages = ["."] + pruneopts = "NUT" + revision = "0cd6bf5da1e1c83f8b45653022c74f71af0538a4" + version = "v1.1.1" + +[[projects]] digest = "1:05c973d076efe8b4ec653ab4ce5293fa6282c215250f854add2f554f2648c380" name = "github.com/gosimple/slug" packages = ["."] @@ -552,6 +560,7 @@ "github.com/docker/libkv/store/boltdb", "github.com/docker/libkv/store/consul", "github.com/fullsailor/pkcs7", + "github.com/google/uuid", "github.com/gosimple/slug", "github.com/gotestyourself/gotestyourself/assert", "github.com/gotestyourself/gotestyourself/assert/cmp", diff --git a/docs-src/content/functions/uuid.yml b/docs-src/content/functions/uuid.yml new file mode 100644 index 00000000..54ea5e7d --- /dev/null +++ b/docs-src/content/functions/uuid.yml @@ -0,0 +1,82 @@ +ns: uuid +title: UUID functions +preamble: | + Functions for generating, parsing, and manipulating UUIDs. + + A UUID is a 128 bit (16 byte) _Universal Unique IDentifier_ as defined + in [RFC 4122][]. Only RFC 4112-variant UUIDs can be generated, but all variants + (even invalid ones) can be parsed and manipulated. Also, gomplate only supports + generating version 1 and 4 UUIDs (with 4 being the most commonly-used variety + these days). Versions 2, 3, and 5 are able to be supported: [log an issue][] if + this is required for your use-case. + + [RFC 4122]: https://en.wikipedia.org/wiki/Universally_unique_identifier + [log an issue]: https://github.com/hairyhenderson/gomplate/issues/new +funcs: + - name: uuid.V1 + description: | + Create a version 1 UUID (based on the current MAC address and the current date/time). + + Use [`uuid.V4`](#uuid-v4) instead in most cases. + pipeline: false + examples: + - | + $ gomplate -i '{{ uuid.V1 }}' + 4d757e54-446d-11e9-a8fa-72000877c7b0 + - name: uuid.V4 + description: | + Create a version 4 UUID (randomly generated). + + This function consumes entropy. + pipeline: false + examples: + - | + $ gomplate -i '{{ uuid.V4 }}' + 40b3c2d2-e491-4b19-94cd-461e6fa35a60 + - name: uuid.Nil + description: | + Returns the _nil_ UUID, that is, `00000000-0000-0000-0000-000000000000`, + mostly for testing scenarios. + pipeline: false + examples: + - | + $ gomplate -i '{{ uuid.Nil }}' + 00000000-0000-0000-0000-000000000000 + - name: uuid.IsValid + description: | + Checks that the given UUID is in the correct format. It does not validate + whether the version or variant are correct. + pipeline: true + arguments: + - name: uuid + required: true + description: The uuid to check + examples: + - | + $ gomplate -i '{{ if uuid.IsValid "totally invalid" }}valid{{ else }}invalid{{ end }}' + invalid + - | + $ gomplate -i '{{ uuid.IsValid "urn:uuid:12345678-90ab-cdef-fedc-ba9876543210" }}' + true + - name: uuid.Parse + description: | + Parse a UUID for further manipulation or inspection. + + This function returns a `UUID` struct, as defined in the [github.com/google/uuid](https://godoc.org/github.com/google/uuid#UUID) package. See the docs for examples of functions or fields you can call. + + Both the standard UUID forms of `xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx` and + `urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx` are decoded as well as the + Microsoft encoding `{xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx}` and the raw hex + encoding (`xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx`). + pipeline: true + arguments: + - name: uuid + required: true + description: The uuid to parse + examples: + - | + $ gomplate -i '{{ $u := uuid.Parse uuid.V4 }}{{ $u.Version }}, {{ $u.Variant}}' + VERSION_4, RFC4122 + - | + $ gomplate -i '{{ (uuid.Parse "000001f5-4470-21e9-9b00-72000877c7b0").Domain }}' + Person diff --git a/docs/content/functions/uuid.md b/docs/content/functions/uuid.md new file mode 100644 index 00000000..e91f5bc4 --- /dev/null +++ b/docs/content/functions/uuid.md @@ -0,0 +1,145 @@ +--- +title: UUID functions +menu: + main: + parent: functions +--- + +Functions for generating, parsing, and manipulating UUIDs. + +A UUID is a 128 bit (16 byte) _Universal Unique IDentifier_ as defined +in [RFC 4122][]. Only RFC 4112-variant UUIDs can be generated, but all variants +(even invalid ones) can be parsed and manipulated. Also, gomplate only supports +generating version 1 and 4 UUIDs (with 4 being the most commonly-used variety +these days). Versions 2, 3, and 5 are able to be supported: [log an issue][] if +this is required for your use-case. + +[RFC 4122]: https://en.wikipedia.org/wiki/Universally_unique_identifier +[log an issue]: https://github.com/hairyhenderson/gomplate/issues/new + +## `uuid.V1` + +Create a version 1 UUID (based on the current MAC address and the current date/time). + +Use [`uuid.V4`](#uuid-v4) instead in most cases. + +### Usage + +```go +uuid.V1 +``` + + +### Examples + +```console +$ gomplate -i '{{ uuid.V1 }}' +4d757e54-446d-11e9-a8fa-72000877c7b0 +``` + +## `uuid.V4` + +Create a version 4 UUID (randomly generated). + +This function consumes entropy. + +### Usage + +```go +uuid.V4 +``` + + +### Examples + +```console +$ gomplate -i '{{ uuid.V4 }}' +40b3c2d2-e491-4b19-94cd-461e6fa35a60 +``` + +## `uuid.Nil` + +Returns the _nil_ UUID, that is, `00000000-0000-0000-0000-000000000000`, +mostly for testing scenarios. + +### Usage + +```go +uuid.Nil +``` + + +### Examples + +```console +$ gomplate -i '{{ uuid.Nil }}' +00000000-0000-0000-0000-000000000000 +``` + +## `uuid.IsValid` + +Checks that the given UUID is in the correct format. It does not validate +whether the version or variant are correct. + +### Usage + +```go +uuid.IsValid uuid +``` +```go +uuid | uuid.IsValid +``` + +### Arguments + +| name | description | +|------|-------------| +| `uuid` | _(required)_ The uuid to check | + +### Examples + +```console +$ gomplate -i '{{ if uuid.IsValid "totally invalid" }}valid{{ else }}invalid{{ end }}' +invalid +``` +```console +$ gomplate -i '{{ uuid.IsValid "urn:uuid:12345678-90ab-cdef-fedc-ba9876543210" }}' +true +``` + +## `uuid.Parse` + +Parse a UUID for further manipulation or inspection. + +This function returns a `UUID` struct, as defined in the [github.com/google/uuid](https://godoc.org/github.com/google/uuid#UUID) package. See the docs for examples of functions or fields you can call. + +Both the standard UUID forms of `xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx` and +`urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx` are decoded as well as the +Microsoft encoding `{xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx}` and the raw hex +encoding (`xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx`). + +### Usage + +```go +uuid.Parse uuid +``` +```go +uuid | uuid.Parse +``` + +### Arguments + +| name | description | +|------|-------------| +| `uuid` | _(required)_ The uuid to parse | + +### Examples + +```console +$ gomplate -i '{{ $u := uuid.Parse uuid.V4 }}{{ $u.Version }}, {{ $u.Variant}}' +VERSION_4, RFC4122 +``` +```console +$ gomplate -i '{{ (uuid.Parse "000001f5-4470-21e9-9b00-72000877c7b0").Domain }}' +Person +``` @@ -27,5 +27,6 @@ func Funcs(d *data.Data) template.FuncMap { funcs.AddSockaddrFuncs(f) funcs.AddTestFuncs(f) funcs.AddCollFuncs(f) + funcs.AddUUIDFuncs(f) return f } diff --git a/funcs/uuid.go b/funcs/uuid.go new file mode 100644 index 00000000..f4578d17 --- /dev/null +++ b/funcs/uuid.go @@ -0,0 +1,75 @@ +package funcs + +import ( + "sync" + + "github.com/hairyhenderson/gomplate/conv" + + "github.com/google/uuid" +) + +var ( + uuidNS *UUIDFuncs + uuidNSInit sync.Once +) + +// UUIDNS - +func UUIDNS() *UUIDFuncs { + uuidNSInit.Do(func() { + uuidNS = &UUIDFuncs{} + }) + return uuidNS +} + +// AddUUIDFuncs - +func AddUUIDFuncs(f map[string]interface{}) { + f["uuid"] = UUIDNS +} + +// UUIDFuncs - +type UUIDFuncs struct{} + +// V1 - return a version 1 UUID (based on the current MAC Address and the +// current date/time). Use V4 instead in most cases. +func (f *UUIDFuncs) V1() (string, error) { + u, err := uuid.NewUUID() + if err != nil { + return "", err + } + return u.String(), nil +} + +// V4 - return a version 4 (random) UUID +func (f *UUIDFuncs) V4() (string, error) { + u, err := uuid.NewRandom() + if err != nil { + return "", err + } + return u.String(), nil +} + +// Nil - +func (f *UUIDFuncs) Nil() (string, error) { + return uuid.Nil.String(), nil +} + +// IsValid - checks if the given UUID is in the correct format. It does not +// validate whether the version or variant are correct. +func (f *UUIDFuncs) IsValid(in interface{}) (bool, error) { + _, err := f.Parse(in) + return err == nil, nil +} + +// Parse - parse a UUID for further manipulation or inspection. +// +// Both the standard UUID forms of xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx and +// urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx are decoded as well as the +// Microsoft encoding {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx} and the raw hex +// encoding: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx. +func (f *UUIDFuncs) Parse(in interface{}) (uuid.UUID, error) { + u, err := uuid.Parse(conv.ToString(in)) + if err != nil { + return uuid.Nil, err + } + return u, err +} diff --git a/funcs/uuid_test.go b/funcs/uuid_test.go new file mode 100644 index 00000000..7df826a5 --- /dev/null +++ b/funcs/uuid_test.go @@ -0,0 +1,89 @@ +package funcs + +import ( + "net/url" + "testing" + + "github.com/stretchr/testify/assert" +) + +const ( + uuidPattern = "^[[:xdigit:]]{8}-(?:[[:xdigit:]]{4}-){3}[[:xdigit:]]{12}$" + uuidV1Pattern = "^[[:xdigit:]]{8}-[[:xdigit:]]{4}-1[[:xdigit:]]{3}-[89ab][[:xdigit:]]{3}-[[:xdigit:]]{12}$" + uuidV4Pattern = "^[[:xdigit:]]{8}-[[:xdigit:]]{4}-4[[:xdigit:]]{3}-[89ab][[:xdigit:]]{3}-[[:xdigit:]]{12}$" +) + +func TestV1(t *testing.T) { + u := UUIDNS() + i, err := u.V1() + assert.NoError(t, err) + assert.Regexp(t, uuidV1Pattern, i) +} + +func TestV4(t *testing.T) { + u := UUIDNS() + i, err := u.V4() + assert.NoError(t, err) + assert.Regexp(t, uuidV4Pattern, i) +} + +func TestNil(t *testing.T) { + u := UUIDNS() + i, err := u.Nil() + assert.NoError(t, err) + assert.Equal(t, "00000000-0000-0000-0000-000000000000", i) +} + +func TestIsValid(t *testing.T) { + u := UUIDNS() + var in interface{} + in = false + i, err := u.IsValid(in) + assert.NoError(t, err) + assert.False(t, i) + + in = 12345 + i, err = u.IsValid(in) + assert.NoError(t, err) + assert.False(t, i) + + testdata := []interface{}{ + "123456781234123412341234567890ab", + "12345678-1234-1234-1234-1234567890ab", + "urn:uuid:12345678-1234-1234-1234-1234567890ab", + "{12345678-1234-1234-1234-1234567890ab}", + } + + for _, d := range testdata { + i, err = u.IsValid(d) + assert.NoError(t, err) + assert.True(t, i) + } +} + +func TestParse(t *testing.T) { + u := UUIDNS() + var in interface{} + in = false + _, err := u.Parse(in) + assert.Error(t, err) + + in = 12345 + _, err = u.Parse(in) + assert.Error(t, err) + + in = "12345678-1234-1234-1234-1234567890ab" + testdata := []interface{}{ + "123456781234123412341234567890ab", + "12345678-1234-1234-1234-1234567890ab", + "urn:uuid:12345678-1234-1234-1234-1234567890ab", + must(url.Parse("urn:uuid:12345678-1234-1234-1234-1234567890ab")), + "{12345678-1234-1234-1234-1234567890ab}", + } + + for _, d := range testdata { + uid, err := u.Parse(d) + assert.NoError(t, err) + assert.Equal(t, in, uid.String()) + } +} diff --git a/vendor/github.com/google/uuid/CONTRIBUTORS b/vendor/github.com/google/uuid/CONTRIBUTORS new file mode 100644 index 00000000..b4bb97f6 --- /dev/null +++ b/vendor/github.com/google/uuid/CONTRIBUTORS @@ -0,0 +1,9 @@ +Paul Borman <borman@google.com> +bmatsuo +shawnps +theory +jboverfelt +dsymonds +cd1 +wallclockbuilder +dansouza diff --git a/vendor/github.com/google/uuid/LICENSE b/vendor/github.com/google/uuid/LICENSE new file mode 100644 index 00000000..5dc68268 --- /dev/null +++ b/vendor/github.com/google/uuid/LICENSE @@ -0,0 +1,27 @@ +Copyright (c) 2009,2014 Google Inc. 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. diff --git a/vendor/github.com/google/uuid/dce.go b/vendor/github.com/google/uuid/dce.go new file mode 100644 index 00000000..fa820b9d --- /dev/null +++ b/vendor/github.com/google/uuid/dce.go @@ -0,0 +1,80 @@ +// Copyright 2016 Google Inc. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package uuid + +import ( + "encoding/binary" + "fmt" + "os" +) + +// A Domain represents a Version 2 domain +type Domain byte + +// Domain constants for DCE Security (Version 2) UUIDs. +const ( + Person = Domain(0) + Group = Domain(1) + Org = Domain(2) +) + +// NewDCESecurity returns a DCE Security (Version 2) UUID. +// +// The domain should be one of Person, Group or Org. +// On a POSIX system the id should be the users UID for the Person +// domain and the users GID for the Group. The meaning of id for +// the domain Org or on non-POSIX systems is site defined. +// +// For a given domain/id pair the same token may be returned for up to +// 7 minutes and 10 seconds. +func NewDCESecurity(domain Domain, id uint32) (UUID, error) { + uuid, err := NewUUID() + if err == nil { + uuid[6] = (uuid[6] & 0x0f) | 0x20 // Version 2 + uuid[9] = byte(domain) + binary.BigEndian.PutUint32(uuid[0:], id) + } + return uuid, err +} + +// NewDCEPerson returns a DCE Security (Version 2) UUID in the person +// domain with the id returned by os.Getuid. +// +// NewDCESecurity(Person, uint32(os.Getuid())) +func NewDCEPerson() (UUID, error) { + return NewDCESecurity(Person, uint32(os.Getuid())) +} + +// NewDCEGroup returns a DCE Security (Version 2) UUID in the group +// domain with the id returned by os.Getgid. +// +// NewDCESecurity(Group, uint32(os.Getgid())) +func NewDCEGroup() (UUID, error) { + return NewDCESecurity(Group, uint32(os.Getgid())) +} + +// Domain returns the domain for a Version 2 UUID. Domains are only defined +// for Version 2 UUIDs. +func (uuid UUID) Domain() Domain { + return Domain(uuid[9]) +} + +// ID returns the id for a Version 2 UUID. IDs are only defined for Version 2 +// UUIDs. +func (uuid UUID) ID() uint32 { + return binary.BigEndian.Uint32(uuid[0:4]) +} + +func (d Domain) String() string { + switch d { + case Person: + return "Person" + case Group: + return "Group" + case Org: + return "Org" + } + return fmt.Sprintf("Domain%d", int(d)) +} diff --git a/vendor/github.com/google/uuid/doc.go b/vendor/github.com/google/uuid/doc.go new file mode 100644 index 00000000..5b8a4b9a --- /dev/null +++ b/vendor/github.com/google/uuid/doc.go @@ -0,0 +1,12 @@ +// Copyright 2016 Google Inc. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// Package uuid generates and inspects UUIDs. +// +// UUIDs are based on RFC 4122 and DCE 1.1: Authentication and Security +// Services. +// +// A UUID is a 16 byte (128 bit) array. UUIDs may be used as keys to +// maps or compared directly. +package uuid diff --git a/vendor/github.com/google/uuid/hash.go b/vendor/github.com/google/uuid/hash.go new file mode 100644 index 00000000..b1746163 --- /dev/null +++ b/vendor/github.com/google/uuid/hash.go @@ -0,0 +1,53 @@ +// Copyright 2016 Google Inc. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package uuid + +import ( + "crypto/md5" + "crypto/sha1" + "hash" +) + +// Well known namespace IDs and UUIDs +var ( + NameSpaceDNS = Must(Parse("6ba7b810-9dad-11d1-80b4-00c04fd430c8")) + NameSpaceURL = Must(Parse("6ba7b811-9dad-11d1-80b4-00c04fd430c8")) + NameSpaceOID = Must(Parse("6ba7b812-9dad-11d1-80b4-00c04fd430c8")) + NameSpaceX500 = Must(Parse("6ba7b814-9dad-11d1-80b4-00c04fd430c8")) + Nil UUID // empty UUID, all zeros +) + +// NewHash returns a new UUID derived from the hash of space concatenated with +// data generated by h. The hash should be at least 16 byte in length. The +// first 16 bytes of the hash are used to form the UUID. The version of the +// UUID will be the lower 4 bits of version. NewHash is used to implement +// NewMD5 and NewSHA1. +func NewHash(h hash.Hash, space UUID, data []byte, version int) UUID { + h.Reset() + h.Write(space[:]) + h.Write(data) + s := h.Sum(nil) + var uuid UUID + copy(uuid[:], s) + uuid[6] = (uuid[6] & 0x0f) | uint8((version&0xf)<<4) + uuid[8] = (uuid[8] & 0x3f) | 0x80 // RFC 4122 variant + return uuid +} + +// NewMD5 returns a new MD5 (Version 3) UUID based on the +// supplied name space and data. It is the same as calling: +// +// NewHash(md5.New(), space, data, 3) +func NewMD5(space UUID, data []byte) UUID { + return NewHash(md5.New(), space, data, 3) +} + +// NewSHA1 returns a new SHA1 (Version 5) UUID based on the +// supplied name space and data. It is the same as calling: +// +// NewHash(sha1.New(), space, data, 5) +func NewSHA1(space UUID, data []byte) UUID { + return NewHash(sha1.New(), space, data, 5) +} diff --git a/vendor/github.com/google/uuid/marshal.go b/vendor/github.com/google/uuid/marshal.go new file mode 100644 index 00000000..7f9e0c6c --- /dev/null +++ b/vendor/github.com/google/uuid/marshal.go @@ -0,0 +1,37 @@ +// Copyright 2016 Google Inc. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package uuid + +import "fmt" + +// MarshalText implements encoding.TextMarshaler. +func (uuid UUID) MarshalText() ([]byte, error) { + var js [36]byte + encodeHex(js[:], uuid) + return js[:], nil +} + +// UnmarshalText implements encoding.TextUnmarshaler. +func (uuid *UUID) UnmarshalText(data []byte) error { + id, err := ParseBytes(data) + if err == nil { + *uuid = id + } + return err +} + +// MarshalBinary implements encoding.BinaryMarshaler. +func (uuid UUID) MarshalBinary() ([]byte, error) { + return uuid[:], nil +} + +// UnmarshalBinary implements encoding.BinaryUnmarshaler. +func (uuid *UUID) UnmarshalBinary(data []byte) error { + if len(data) != 16 { + return fmt.Errorf("invalid UUID (got %d bytes)", len(data)) + } + copy(uuid[:], data) + return nil +} diff --git a/vendor/github.com/google/uuid/node.go b/vendor/github.com/google/uuid/node.go new file mode 100644 index 00000000..d651a2b0 --- /dev/null +++ b/vendor/github.com/google/uuid/node.go @@ -0,0 +1,90 @@ +// Copyright 2016 Google Inc. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package uuid + +import ( + "sync" +) + +var ( + nodeMu sync.Mutex + ifname string // name of interface being used + nodeID [6]byte // hardware for version 1 UUIDs + zeroID [6]byte // nodeID with only 0's +) + +// NodeInterface returns the name of the interface from which the NodeID was +// derived. The interface "user" is returned if the NodeID was set by +// SetNodeID. +func NodeInterface() string { + defer nodeMu.Unlock() + nodeMu.Lock() + return ifname +} + +// SetNodeInterface selects the hardware address to be used for Version 1 UUIDs. +// If name is "" then the first usable interface found will be used or a random +// Node ID will be generated. If a named interface cannot be found then false +// is returned. +// +// SetNodeInterface never fails when name is "". +func SetNodeInterface(name string) bool { + defer nodeMu.Unlock() + nodeMu.Lock() + return setNodeInterface(name) +} + +func setNodeInterface(name string) bool { + iname, addr := getHardwareInterface(name) // null implementation for js + if iname != "" && addr != nil { + ifname = iname + copy(nodeID[:], addr) + return true + } + + // We found no interfaces with a valid hardware address. If name + // does not specify a specific interface generate a random Node ID + // (section 4.1.6) + if name == "" { + ifname = "random" + randomBits(nodeID[:]) + return true + } + return false +} + +// NodeID returns a slice of a copy of the current Node ID, setting the Node ID +// if not already set. +func NodeID() []byte { + defer nodeMu.Unlock() + nodeMu.Lock() + if nodeID == zeroID { + setNodeInterface("") + } + nid := nodeID + return nid[:] +} + +// SetNodeID sets the Node ID to be used for Version 1 UUIDs. The first 6 bytes +// of id are used. If id is less than 6 bytes then false is returned and the +// Node ID is not set. +func SetNodeID(id []byte) bool { + if len(id) < 6 { + return false + } + defer nodeMu.Unlock() + nodeMu.Lock() + copy(nodeID[:], id) + ifname = "user" + return true +} + +// NodeID returns the 6 byte node id encoded in uuid. It returns nil if uuid is +// not valid. The NodeID is only well defined for version 1 and 2 UUIDs. +func (uuid UUID) NodeID() []byte { + var node [6]byte + copy(node[:], uuid[10:]) + return node[:] +} diff --git a/vendor/github.com/google/uuid/node_js.go b/vendor/github.com/google/uuid/node_js.go new file mode 100644 index 00000000..24b78edc --- /dev/null +++ b/vendor/github.com/google/uuid/node_js.go @@ -0,0 +1,12 @@ +// Copyright 2017 Google Inc. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build js + +package uuid + +// getHardwareInterface returns nil values for the JS version of the code. +// This remvoves the "net" dependency, because it is not used in the browser. +// Using the "net" library inflates the size of the transpiled JS code by 673k bytes. +func getHardwareInterface(name string) (string, []byte) { return "", nil } diff --git a/vendor/github.com/google/uuid/node_net.go b/vendor/github.com/google/uuid/node_net.go new file mode 100644 index 00000000..0cbbcddb --- /dev/null +++ b/vendor/github.com/google/uuid/node_net.go @@ -0,0 +1,33 @@ +// Copyright 2017 Google Inc. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +// +build !js + +package uuid + +import "net" + +var interfaces []net.Interface // cached list of interfaces + +// getHardwareInterface returns the name and hardware address of interface name. +// If name is "" then the name and hardware address of one of the system's +// interfaces is returned. If no interfaces are found (name does not exist or +// there are no interfaces) then "", nil is returned. +// +// Only addresses of at least 6 bytes are returned. +func getHardwareInterface(name string) (string, []byte) { + if interfaces == nil { + var err error + interfaces, err = net.Interfaces() + if err != nil { + return "", nil + } + } + for _, ifs := range interfaces { + if len(ifs.HardwareAddr) >= 6 && (name == "" || name == ifs.Name) { + return ifs.Name, ifs.HardwareAddr + } + } + return "", nil +} diff --git a/vendor/github.com/google/uuid/sql.go b/vendor/github.com/google/uuid/sql.go new file mode 100644 index 00000000..f326b54d --- /dev/null +++ b/vendor/github.com/google/uuid/sql.go @@ -0,0 +1,59 @@ +// Copyright 2016 Google Inc. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package uuid + +import ( + "database/sql/driver" + "fmt" +) + +// Scan implements sql.Scanner so UUIDs can be read from databases transparently +// Currently, database types that map to string and []byte are supported. Please +// consult database-specific driver documentation for matching types. +func (uuid *UUID) Scan(src interface{}) error { + switch src := src.(type) { + case nil: + return nil + + case string: + // if an empty UUID comes from a table, we return a null UUID + if src == "" { + return nil + } + + // see Parse for required string format + u, err := Parse(src) + if err != nil { + return fmt.Errorf("Scan: %v", err) + } + + *uuid = u + + case []byte: + // if an empty UUID comes from a table, we return a null UUID + if len(src) == 0 { + return nil + } + + // assumes a simple slice of bytes if 16 bytes + // otherwise attempts to parse + if len(src) != 16 { + return uuid.Scan(string(src)) + } + copy((*uuid)[:], src) + + default: + return fmt.Errorf("Scan: unable to scan type %T into UUID", src) + } + + return nil +} + +// Value implements sql.Valuer so that UUIDs can be written to databases +// transparently. Currently, UUIDs map to strings. Please consult +// database-specific driver documentation for matching types. +func (uuid UUID) Value() (driver.Value, error) { + return uuid.String(), nil +} diff --git a/vendor/github.com/google/uuid/time.go b/vendor/github.com/google/uuid/time.go new file mode 100644 index 00000000..e6ef06cd --- /dev/null +++ b/vendor/github.com/google/uuid/time.go @@ -0,0 +1,123 @@ +// Copyright 2016 Google Inc. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package uuid + +import ( + "encoding/binary" + "sync" + "time" +) + +// A Time represents a time as the number of 100's of nanoseconds since 15 Oct +// 1582. +type Time int64 + +const ( + lillian = 2299160 // Julian day of 15 Oct 1582 + unix = 2440587 // Julian day of 1 Jan 1970 + epoch = unix - lillian // Days between epochs + g1582 = epoch * 86400 // seconds between epochs + g1582ns100 = g1582 * 10000000 // 100s of a nanoseconds between epochs +) + +var ( + timeMu sync.Mutex + lasttime uint64 // last time we returned + clockSeq uint16 // clock sequence for this run + + timeNow = time.Now // for testing +) + +// UnixTime converts t the number of seconds and nanoseconds using the Unix +// epoch of 1 Jan 1970. +func (t Time) UnixTime() (sec, nsec int64) { + sec = int64(t - g1582ns100) + nsec = (sec % 10000000) * 100 + sec /= 10000000 + return sec, nsec +} + +// GetTime returns the current Time (100s of nanoseconds since 15 Oct 1582) and +// clock sequence as well as adjusting the clock sequence as needed. An error +// is returned if the current time cannot be determined. +func GetTime() (Time, uint16, error) { + defer timeMu.Unlock() + timeMu.Lock() + return getTime() +} + +func getTime() (Time, uint16, error) { + t := timeNow() + + // If we don't have a clock sequence already, set one. + if clockSeq == 0 { + setClockSequence(-1) + } + now := uint64(t.UnixNano()/100) + g1582ns100 + + // If time has gone backwards with this clock sequence then we + // increment the clock sequence + if now <= lasttime { + clockSeq = ((clockSeq + 1) & 0x3fff) | 0x8000 + } + lasttime = now + return Time(now), clockSeq, nil +} + +// ClockSequence returns the current clock sequence, generating one if not +// already set. The clock sequence is only used for Version 1 UUIDs. +// +// The uuid package does not use global static storage for the clock sequence or +// the last time a UUID was generated. Unless SetClockSequence is used, a new +// random clock sequence is generated the first time a clock sequence is +// requested by ClockSequence, GetTime, or NewUUID. (section 4.2.1.1) +func ClockSequence() int { + defer timeMu.Unlock() + timeMu.Lock() + return clockSequence() +} + +func clockSequence() int { + if clockSeq == 0 { + setClockSequence(-1) + } + return int(clockSeq & 0x3fff) +} + +// SetClockSequence sets the clock sequence to the lower 14 bits of seq. Setting to +// -1 causes a new sequence to be generated. +func SetClockSequence(seq int) { + defer timeMu.Unlock() + timeMu.Lock() + setClockSequence(seq) +} + +func setClockSequence(seq int) { + if seq == -1 { + var b [2]byte + randomBits(b[:]) // clock sequence + seq = int(b[0])<<8 | int(b[1]) + } + oldSeq := clockSeq + clockSeq = uint16(seq&0x3fff) | 0x8000 // Set our variant + if oldSeq != clockSeq { + lasttime = 0 + } +} + +// Time returns the time in 100s of nanoseconds since 15 Oct 1582 encoded in +// uuid. The time is only defined for version 1 and 2 UUIDs. +func (uuid UUID) Time() Time { + time := int64(binary.BigEndian.Uint32(uuid[0:4])) + time |= int64(binary.BigEndian.Uint16(uuid[4:6])) << 32 + time |= int64(binary.BigEndian.Uint16(uuid[6:8])&0xfff) << 48 + return Time(time) +} + +// ClockSequence returns the clock sequence encoded in uuid. +// The clock sequence is only well defined for version 1 and 2 UUIDs. +func (uuid UUID) ClockSequence() int { + return int(binary.BigEndian.Uint16(uuid[8:10])) & 0x3fff +} diff --git a/vendor/github.com/google/uuid/util.go b/vendor/github.com/google/uuid/util.go new file mode 100644 index 00000000..5ea6c737 --- /dev/null +++ b/vendor/github.com/google/uuid/util.go @@ -0,0 +1,43 @@ +// Copyright 2016 Google Inc. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package uuid + +import ( + "io" +) + +// randomBits completely fills slice b with random data. +func randomBits(b []byte) { + if _, err := io.ReadFull(rander, b); err != nil { + panic(err.Error()) // rand should never fail + } +} + +// xvalues returns the value of a byte as a hexadecimal digit or 255. +var xvalues = [256]byte{ + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 255, 255, 255, 255, 255, 255, + 255, 10, 11, 12, 13, 14, 15, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 10, 11, 12, 13, 14, 15, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, + 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, +} + +// xtob converts hex characters x1 and x2 into a byte. +func xtob(x1, x2 byte) (byte, bool) { + b1 := xvalues[x1] + b2 := xvalues[x2] + return (b1 << 4) | b2, b1 != 255 && b2 != 255 +} diff --git a/vendor/github.com/google/uuid/uuid.go b/vendor/github.com/google/uuid/uuid.go new file mode 100644 index 00000000..524404cc --- /dev/null +++ b/vendor/github.com/google/uuid/uuid.go @@ -0,0 +1,245 @@ +// Copyright 2018 Google Inc. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package uuid + +import ( + "bytes" + "crypto/rand" + "encoding/hex" + "errors" + "fmt" + "io" + "strings" +) + +// A UUID is a 128 bit (16 byte) Universal Unique IDentifier as defined in RFC +// 4122. +type UUID [16]byte + +// A Version represents a UUID's version. +type Version byte + +// A Variant represents a UUID's variant. +type Variant byte + +// Constants returned by Variant. +const ( + Invalid = Variant(iota) // Invalid UUID + RFC4122 // The variant specified in RFC4122 + Reserved // Reserved, NCS backward compatibility. + Microsoft // Reserved, Microsoft Corporation backward compatibility. + Future // Reserved for future definition. +) + +var rander = rand.Reader // random function + +// Parse decodes s into a UUID or returns an error. Both the standard UUID +// forms of xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx and +// urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx are decoded as well as the +// Microsoft encoding {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx} and the raw hex +// encoding: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx. +func Parse(s string) (UUID, error) { + var uuid UUID + switch len(s) { + // xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx + case 36: + + // urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx + case 36 + 9: + if strings.ToLower(s[:9]) != "urn:uuid:" { + return uuid, fmt.Errorf("invalid urn prefix: %q", s[:9]) + } + s = s[9:] + + // {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx} + case 36 + 2: + s = s[1:] + + // xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + case 32: + var ok bool + for i := range uuid { + uuid[i], ok = xtob(s[i*2], s[i*2+1]) + if !ok { + return uuid, errors.New("invalid UUID format") + } + } + return uuid, nil + default: + return uuid, fmt.Errorf("invalid UUID length: %d", len(s)) + } + // s is now at least 36 bytes long + // it must be of the form xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx + if s[8] != '-' || s[13] != '-' || s[18] != '-' || s[23] != '-' { + return uuid, errors.New("invalid UUID format") + } + for i, x := range [16]int{ + 0, 2, 4, 6, + 9, 11, + 14, 16, + 19, 21, + 24, 26, 28, 30, 32, 34} { + v, ok := xtob(s[x], s[x+1]) + if !ok { + return uuid, errors.New("invalid UUID format") + } + uuid[i] = v + } + return uuid, nil +} + +// ParseBytes is like Parse, except it parses a byte slice instead of a string. +func ParseBytes(b []byte) (UUID, error) { + var uuid UUID + switch len(b) { + case 36: // xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx + case 36 + 9: // urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx + if !bytes.Equal(bytes.ToLower(b[:9]), []byte("urn:uuid:")) { + return uuid, fmt.Errorf("invalid urn prefix: %q", b[:9]) + } + b = b[9:] + case 36 + 2: // {xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx} + b = b[1:] + case 32: // xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx + var ok bool + for i := 0; i < 32; i += 2 { + uuid[i/2], ok = xtob(b[i], b[i+1]) + if !ok { + return uuid, errors.New("invalid UUID format") + } + } + return uuid, nil + default: + return uuid, fmt.Errorf("invalid UUID length: %d", len(b)) + } + // s is now at least 36 bytes long + // it must be of the form xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx + if b[8] != '-' || b[13] != '-' || b[18] != '-' || b[23] != '-' { + return uuid, errors.New("invalid UUID format") + } + for i, x := range [16]int{ + 0, 2, 4, 6, + 9, 11, + 14, 16, + 19, 21, + 24, 26, 28, 30, 32, 34} { + v, ok := xtob(b[x], b[x+1]) + if !ok { + return uuid, errors.New("invalid UUID format") + } + uuid[i] = v + } + return uuid, nil +} + +// MustParse is like Parse but panics if the string cannot be parsed. +// It simplifies safe initialization of global variables holding compiled UUIDs. +func MustParse(s string) UUID { + uuid, err := Parse(s) + if err != nil { + panic(`uuid: Parse(` + s + `): ` + err.Error()) + } + return uuid +} + +// FromBytes creates a new UUID from a byte slice. Returns an error if the slice +// does not have a length of 16. The bytes are copied from the slice. +func FromBytes(b []byte) (uuid UUID, err error) { + err = uuid.UnmarshalBinary(b) + return uuid, err +} + +// Must returns uuid if err is nil and panics otherwise. +func Must(uuid UUID, err error) UUID { + if err != nil { + panic(err) + } + return uuid +} + +// String returns the string form of uuid, xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx +// , or "" if uuid is invalid. +func (uuid UUID) String() string { + var buf [36]byte + encodeHex(buf[:], uuid) + return string(buf[:]) +} + +// URN returns the RFC 2141 URN form of uuid, +// urn:uuid:xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx, or "" if uuid is invalid. +func (uuid UUID) URN() string { + var buf [36 + 9]byte + copy(buf[:], "urn:uuid:") + encodeHex(buf[9:], uuid) + return string(buf[:]) +} + +func encodeHex(dst []byte, uuid UUID) { + hex.Encode(dst, uuid[:4]) + dst[8] = '-' + hex.Encode(dst[9:13], uuid[4:6]) + dst[13] = '-' + hex.Encode(dst[14:18], uuid[6:8]) + dst[18] = '-' + hex.Encode(dst[19:23], uuid[8:10]) + dst[23] = '-' + hex.Encode(dst[24:], uuid[10:]) +} + +// Variant returns the variant encoded in uuid. +func (uuid UUID) Variant() Variant { + switch { + case (uuid[8] & 0xc0) == 0x80: + return RFC4122 + case (uuid[8] & 0xe0) == 0xc0: + return Microsoft + case (uuid[8] & 0xe0) == 0xe0: + return Future + default: + return Reserved + } +} + +// Version returns the version of uuid. +func (uuid UUID) Version() Version { + return Version(uuid[6] >> 4) +} + +func (v Version) String() string { + if v > 15 { + return fmt.Sprintf("BAD_VERSION_%d", v) + } + return fmt.Sprintf("VERSION_%d", v) +} + +func (v Variant) String() string { + switch v { + case RFC4122: + return "RFC4122" + case Reserved: + return "Reserved" + case Microsoft: + return "Microsoft" + case Future: + return "Future" + case Invalid: + return "Invalid" + } + return fmt.Sprintf("BadVariant%d", int(v)) +} + +// SetRand sets the random number generator to r, which implements io.Reader. +// If r.Read returns an error when the package requests random data then +// a panic will be issued. +// +// Calling SetRand with nil sets the random number generator to the default +// generator. +func SetRand(r io.Reader) { + if r == nil { + rander = rand.Reader + return + } + rander = r +} diff --git a/vendor/github.com/google/uuid/version1.go b/vendor/github.com/google/uuid/version1.go new file mode 100644 index 00000000..199a1ac6 --- /dev/null +++ b/vendor/github.com/google/uuid/version1.go @@ -0,0 +1,44 @@ +// Copyright 2016 Google Inc. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package uuid + +import ( + "encoding/binary" +) + +// NewUUID returns a Version 1 UUID based on the current NodeID and clock +// sequence, and the current time. If the NodeID has not been set by SetNodeID +// or SetNodeInterface then it will be set automatically. If the NodeID cannot +// be set NewUUID returns nil. If clock sequence has not been set by +// SetClockSequence then it will be set automatically. If GetTime fails to +// return the current NewUUID returns nil and an error. +// +// In most cases, New should be used. +func NewUUID() (UUID, error) { + nodeMu.Lock() + if nodeID == zeroID { + setNodeInterface("") + } + nodeMu.Unlock() + + var uuid UUID + now, seq, err := GetTime() + if err != nil { + return uuid, err + } + + timeLow := uint32(now & 0xffffffff) + timeMid := uint16((now >> 32) & 0xffff) + timeHi := uint16((now >> 48) & 0x0fff) + timeHi |= 0x1000 // Version 1 + + binary.BigEndian.PutUint32(uuid[0:], timeLow) + binary.BigEndian.PutUint16(uuid[4:], timeMid) + binary.BigEndian.PutUint16(uuid[6:], timeHi) + binary.BigEndian.PutUint16(uuid[8:], seq) + copy(uuid[10:], nodeID[:]) + + return uuid, nil +} diff --git a/vendor/github.com/google/uuid/version4.go b/vendor/github.com/google/uuid/version4.go new file mode 100644 index 00000000..84af91c9 --- /dev/null +++ b/vendor/github.com/google/uuid/version4.go @@ -0,0 +1,38 @@ +// Copyright 2016 Google Inc. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package uuid + +import "io" + +// New creates a new random UUID or panics. New is equivalent to +// the expression +// +// uuid.Must(uuid.NewRandom()) +func New() UUID { + return Must(NewRandom()) +} + +// NewRandom returns a Random (Version 4) UUID. +// +// The strength of the UUIDs is based on the strength of the crypto/rand +// package. +// +// A note about uniqueness derived from the UUID Wikipedia entry: +// +// Randomly generated UUIDs have 122 random bits. One's annual risk of being +// hit by a meteorite is estimated to be one chance in 17 billion, that +// means the probability is about 0.00000000006 (6 × 10−11), +// equivalent to the odds of creating a few tens of trillions of UUIDs in a +// year and having one duplicate. +func NewRandom() (UUID, error) { + var uuid UUID + _, err := io.ReadFull(rander, uuid[:]) + if err != nil { + return Nil, err + } + uuid[6] = (uuid[6] & 0x0f) | 0x40 // Version 4 + uuid[8] = (uuid[8] & 0x3f) | 0x80 // Variant is 10 + return uuid, nil +} diff --git a/vendor/github.com/hashicorp/go-sockaddr/ifaddrs.go b/vendor/github.com/hashicorp/go-sockaddr/ifaddrs.go index 2a706c34..80f61bef 100644 --- a/vendor/github.com/hashicorp/go-sockaddr/ifaddrs.go +++ b/vendor/github.com/hashicorp/go-sockaddr/ifaddrs.go @@ -1197,23 +1197,46 @@ func parseDefaultIfNameFromRoute(routeOut string) (string, error) { // parseDefaultIfNameFromIPCmd parses the default interface from ip(8) for // Linux. func parseDefaultIfNameFromIPCmd(routeOut string) (string, error) { + parsedLines := parseIfNameFromIPCmd(routeOut) + for _, parsedLine := range parsedLines { + if parsedLine[0] == "default" && + parsedLine[1] == "via" && + parsedLine[3] == "dev" { + ifName := strings.TrimSpace(parsedLine[4]) + return ifName, nil + } + } + + return "", errors.New("No default interface found") +} + +// parseDefaultIfNameFromIPCmdAndroid parses the default interface from ip(8) for +// Android. +func parseDefaultIfNameFromIPCmdAndroid(routeOut string) (string, error) { + parsedLines := parseIfNameFromIPCmd(routeOut) + if (len(parsedLines) > 0) { + ifName := strings.TrimSpace(parsedLines[0][4]) + return ifName, nil + } + + return "", errors.New("No default interface found") +} + + +// parseIfNameFromIPCmd parses interfaces from ip(8) for +// Linux. +func parseIfNameFromIPCmd(routeOut string) [][]string { lines := strings.Split(routeOut, "\n") re := whitespaceRE.Copy() + parsedLines := make([][]string, 0, len(lines)) for _, line := range lines { kvs := re.Split(line, -1) if len(kvs) < 5 { continue } - - if kvs[0] == "default" && - kvs[1] == "via" && - kvs[3] == "dev" { - ifName := strings.TrimSpace(kvs[4]) - return ifName, nil - } + parsedLines = append(parsedLines, kvs) } - - return "", errors.New("No default interface found") + return parsedLines } // parseDefaultIfNameWindows parses the default interface from `netstat -rn` and diff --git a/vendor/github.com/hashicorp/go-sockaddr/route_info_android.go b/vendor/github.com/hashicorp/go-sockaddr/route_info_android.go new file mode 100644 index 00000000..9885915a --- /dev/null +++ b/vendor/github.com/hashicorp/go-sockaddr/route_info_android.go @@ -0,0 +1,34 @@ +package sockaddr + +import ( + "errors" + "os/exec" +) + +type routeInfo struct { + cmds map[string][]string +} + +// NewRouteInfo returns a Android-specific implementation of the RouteInfo +// interface. +func NewRouteInfo() (routeInfo, error) { + return routeInfo{ + cmds: map[string][]string{"ip": {"/system/bin/ip", "route", "get", "8.8.8.8"}}, + }, nil +} + +// GetDefaultInterfaceName returns the interface name attached to the default +// route on the default interface. +func (ri routeInfo) GetDefaultInterfaceName() (string, error) { + out, err := exec.Command(ri.cmds["ip"][0], ri.cmds["ip"][1:]...).Output() + if err != nil { + return "", err + } + + + var ifName string + if ifName, err = parseDefaultIfNameFromIPCmdAndroid(string(out)); err != nil { + return "", errors.New("No default interface found") + } + return ifName, nil +} diff --git a/vendor/github.com/hashicorp/go-sockaddr/route_info_linux.go b/vendor/github.com/hashicorp/go-sockaddr/route_info_linux.go index c2ec91ea..b62ce6ec 100644 --- a/vendor/github.com/hashicorp/go-sockaddr/route_info_linux.go +++ b/vendor/github.com/hashicorp/go-sockaddr/route_info_linux.go @@ -1,3 +1,5 @@ +// +build !android + package sockaddr import ( |