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Adds support for docker host access over ssh (#173)

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This commit is contained in:
Akshay Chhajed 2019-03-16 20:10:57 +05:30 committed by Alex Goodman
parent 9a6af6bb60
commit a1e0f08408
3 changed files with 41 additions and 5 deletions
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3
go.mod
View file

@ -6,6 +6,7 @@ require (
github.com/Microsoft/go-winio v0.4.11 // indirect
github.com/Nvveen/Gotty v0.0.0-20120604004816-cd527374f1e5 // indirect
github.com/cespare/xxhash v1.1.0
github.com/docker/cli v0.0.0-20190303104010-8ddde26af67f
github.com/docker/distribution v0.0.0-20181126153310-93e082742a009850ac46962150b2f652a822c5ff // indirect
github.com/docker/docker v0.0.0-20181126153310-0b7cb16dde4a20d024c7be59801d63bcfd18611b
github.com/docker/go-connections v0.4.0 // indirect
@ -19,7 +20,7 @@ require (
github.com/gorilla/mux v1.6.2 // indirect
github.com/inconshreveable/mousetrap v1.0.0 // indirect
github.com/jroimartin/gocui v0.4.0
github.com/k0kubun/go-ansi v0.0.0-20180517002512-3bf9e2903213
github.com/k0kubun/go-ansi v0.0.0-20180517002512-3bf9e2903213 // indirect
github.com/logrusorgru/aurora v0.0.0-20181002194514-a7b3b318ed4e
github.com/lunixbochs/vtclean v0.0.0-20180621232353-2d01aacdc34a
github.com/mattn/go-colorable v0.0.9 // indirect

5
go.sum
View file

@ -1,6 +1,7 @@
cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
github.com/Azure/go-ansiterm v0.0.0-20170929234023-d6e3b3328b78/go.mod h1:LmzpDX56iTiv29bbRTIsUNlaFfuhWRQBWjQdVyAevI8=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/Microsoft/go-winio v0.4.11 h1:zoIOcVf0xPN1tnMVbTtEdI+P8OofVk3NObnwOQ6nK2Q=
github.com/Microsoft/go-winio v0.4.11/go.mod h1:VhR8bwka0BXejwEJY73c50VrPtXAaKcyvVC4A4RozmA=
github.com/Nvveen/Gotty v0.0.0-20120604004816-cd527374f1e5/go.mod h1:lmUJ/7eu/Q8D7ML55dXQrVaamCz2vxCfdQBasLZfHKk=
github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
@ -8,6 +9,8 @@ github.com/cespare/xxhash v1.1.0 h1:a6HrQnmkObjyL+Gs60czilIUGqrzKutQD6XZog3p+ko=
github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/docker/cli v0.0.0-20190303104010-8ddde26af67f h1:avQULAD2yl7pQnDbjIxI/H5cwpRn8H/NeMNIbhnDtfI=
github.com/docker/cli v0.0.0-20190303104010-8ddde26af67f/go.mod h1:JLrzqnKDaYBop7H2jaqPtU4hHvMKP+vjCwu2uszcLI8=
github.com/docker/distribution v0.0.0-20181126153310-93e082742a009850ac46962150b2f652a822c5ff h1:dtgxyWsA/HV5EbB2FO4YKoCKEjLwr8SXZQCGjA9mRx4=
github.com/docker/distribution v0.0.0-20181126153310-93e082742a009850ac46962150b2f652a822c5ff/go.mod h1:J2gT2udsDAN96Uj4KfcMRqY0/ypR+oyYUYmja8H+y+w=
github.com/docker/docker v0.0.0-20181126153310-0b7cb16dde4a20d024c7be59801d63bcfd18611b h1:T6w2S9UvmzJQBKIUsOs3+lNWfZea5yUPLh2eMihRrKY=
@ -35,12 +38,14 @@ github.com/gorilla/context v1.1.1/go.mod h1:kBGZzfjB9CEq2AlWe17Uuf7NDRt0dE0s8S51
github.com/gorilla/mux v1.6.2/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2zaAs=
github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4=
github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
github.com/inconshreveable/mousetrap v1.0.0 h1:Z8tu5sraLXCXIcARxBp/8cbvlwVa7Z1NHg9XEKhtSvM=
github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
github.com/jroimartin/gocui v0.4.0 h1:52jnalstgmc25FmtGcWqa0tcbMEWS6RpFLsOIO+I+E8=
github.com/jroimartin/gocui v0.4.0/go.mod h1:7i7bbj99OgFHzo7kB2zPb8pXLqMBSQegY7azfqXMkyY=
github.com/k0kubun/go-ansi v0.0.0-20180517002512-3bf9e2903213 h1:qGQQKEcAR99REcMpsXCp3lJ03zYT1PkRd3kQGPn9GVg=
github.com/k0kubun/go-ansi v0.0.0-20180517002512-3bf9e2903213/go.mod h1:vNUNkEQ1e29fT/6vq2aBdFsgNPmy8qMdSay1npru+Sw=
github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
github.com/konsorten/go-windows-terminal-sequences v1.0.1 h1:mweAR1A6xJ3oS2pRaGiHgQ4OO8tzTaLawm8vnODuwDk=
github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
github.com/logrusorgru/aurora v0.0.0-20181002194514-a7b3b318ed4e h1:9MlwzLdW7QSDrhDjFlsEYmxpFyIoXmYRon3dt0io31k=
github.com/logrusorgru/aurora v0.0.0-20181002194514-a7b3b318ed4e/go.mod h1:7rIyQOR62GCctdiQpZ/zOJlFyk6y+94wXzv6RNZgaR4=

38
image/docker_image.go
View file

@ -4,14 +4,18 @@ import (
"archive/tar"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net/http"
"os"
"strings"
"github.com/docker/cli/cli/connhelper"
"github.com/docker/docker/client"
"github.com/sirupsen/logrus"
"github.com/wagoodman/dive/filetree"
"github.com/wagoodman/dive/utils"
"golang.org/x/net/context"
"io"
"io/ioutil"
"strings"
)
var dockerVersion string
@ -59,7 +63,33 @@ func (image *dockerImageAnalyzer) Fetch() (io.ReadCloser, error) {
// pull the image if it does not exist
ctx := context.Background()
image.client, err = client.NewClientWithOpts(client.WithVersion(dockerVersion), client.FromEnv)
host := os.Getenv("DOCKER_HOST")
var clientOpts []func(*client.Client) error
switch strings.Split(host, ":")[0] {
case "ssh":
helper, err := connhelper.GetConnectionHelper(host)
if err != nil {
fmt.Println("docker host", err)
}
clientOpts = append(clientOpts, func(c *client.Client) error {
httpClient := &http.Client{
Transport: &http.Transport{
DialContext: helper.Dialer,
},
}
return client.WithHTTPClient(httpClient)(c)
})
clientOpts = append(clientOpts, client.WithHost(helper.Host))
clientOpts = append(clientOpts, client.WithDialContext(helper.Dialer))
default:
clientOpts = append(clientOpts, client.FromEnv)
}
clientOpts = append(clientOpts, client.WithVersion(dockerVersion))
image.client, err = client.NewClientWithOpts(clientOpts...)
if err != nil {
return nil, err
}