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parse checksum file so that we can use the checksums inside in the vmware-esxi builder stepuploadiso

This commit is contained in:
Megan Marsh 2019-06-27 14:29:25 -07:00
parent 3a56c16308
commit 998ef4053f
3 changed files with 32 additions and 1 deletions
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27
common/iso_config.go
View File

@ -1,10 +1,15 @@
package common
import (
"encoding/hex"
"errors"
"fmt"
"log"
"net/url"
"os"
"strings"
getter "github.com/hashicorp/go-getter"
"github.com/hashicorp/packer/template/interpolate"
)
@ -65,6 +70,28 @@ func (c *ISOConfig) Prepare(ctx *interpolate.Context) (warnings []string, errs [
if c.ISOChecksum == "" {
errs = append(errs, fmt.Errorf("A checksum must be specified"))
}
if c.ISOChecksumType == "file" {
u, err := url.Parse(c.ISOUrls[0])
wd, err := os.Getwd()
if err != nil {
log.Printf("get working directory: %v", err)
// here we ignore the error in case the
// working directory is not needed.
}
gc := getter.Client{
Dst: "no-op",
Src: u.String(),
Pwd: wd,
Dir: false,
Getters: getter.Getters,
}
cksum, err := gc.ChecksumFromFile(c.ISOChecksumURL, u)
if err != nil {
errs = append(errs, fmt.Errorf("Couldn't extract checksum from checksum file"))
}
c.ISOChecksumType = cksum.Type
c.ISOChecksum = hex.EncodeToString(cksum.Value)
}
return warnings, errs
}

2
go.mod
View File

@ -44,7 +44,7 @@ require (
github.com/hashicorp/errwrap v1.0.0
github.com/hashicorp/go-checkpoint v0.0.0-20171009173528-1545e56e46de
github.com/hashicorp/go-cleanhttp v0.5.0
github.com/hashicorp/go-getter v1.2.0
github.com/hashicorp/go-getter v1.3.1-0.20190627194820-3fc511e2f341
github.com/hashicorp/go-multierror v1.0.0
github.com/hashicorp/go-oracle-terraform v0.0.0-20181016190316-007121241b79
github.com/hashicorp/go-retryablehttp v0.5.2 // indirect

4
go.sum
View File

@ -177,6 +177,10 @@ github.com/hashicorp/go-cleanhttp v0.5.0 h1:wvCrVc9TjDls6+YGAF2hAifE1E5U1+b4tH6K
github.com/hashicorp/go-cleanhttp v0.5.0/go.mod h1:JpRdi6/HCYpAwUzNwuwqhbovhLtngrth3wmdIIUrZ80=
github.com/hashicorp/go-getter v1.2.0 h1:E05bVPilzyh2yXgT6srn7WEkfMZaH+LuX9tDJw/4kaE=
github.com/hashicorp/go-getter v1.2.0/go.mod h1:/O1k/AizTN0QmfEKknCYGvICeyKUDqCYA8vvWtGWDeQ=
github.com/hashicorp/go-getter v1.3.1-0.20190627194702-0c4919d4eb92 h1:Tck3az71eOyEcxueXyZfM4YO5oy2Hq8AbTpvc9HrQN0=
github.com/hashicorp/go-getter v1.3.1-0.20190627194702-0c4919d4eb92/go.mod h1:/O1k/AizTN0QmfEKknCYGvICeyKUDqCYA8vvWtGWDeQ=
github.com/hashicorp/go-getter v1.3.1-0.20190627194820-3fc511e2f341 h1:v+hsBJMakfQLeYkPuv/Y/T86jKvDQrOU1TyzximcF2Y=
github.com/hashicorp/go-getter v1.3.1-0.20190627194820-3fc511e2f341/go.mod h1:/O1k/AizTN0QmfEKknCYGvICeyKUDqCYA8vvWtGWDeQ=
github.com/hashicorp/go-immutable-radix v1.0.0 h1:AKDB1HM5PWEA7i4nhcpwOrO2byshxBjXVn/J/3+z5/0=
github.com/hashicorp/go-immutable-radix v1.0.0/go.mod h1:0y9vanUI8NX6FsYoO3zeMjhV/C5i9g4Q3DwcSNZ4P60=
github.com/hashicorp/go-msgpack v0.5.3 h1:zKjpN5BK/P5lMYrLmBHdBULWbJ0XpYR+7NGzqkZzoD4=