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Minor fixes to Buildah as a library tutorial documentation

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Details:
1. CommitOptions struct does not belong to `define` package anymore.
2. Formatting fixes threw by MD lint.

Signed-off-by: Francisco M. Casares <francares@gmail.com>
This commit is contained in:
Francisco M. Casares
2021-04-16 11:02:06 -07:00
parent 61f5dff5c8
commit 592745b270
1 changed files with 49 additions and 49 deletions
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98
docs/tutorials/04-include-in-your-build-tool.md
View File

@@ -1,6 +1,7 @@
![buildah logo](../../logos/buildah-logo_large.png)
# Buildah Tutorial 4
## Include Buildah in your build tool
The purpose of this tutorial is to demonstrate how to include Buildah as a library in your build tool.
@@ -15,7 +16,6 @@ Bootstrap the installation of development dependencies of Buildah by following t
Now let's bootstrap our project. Assuming you are in the directory of the project, run the following to initialize the go modules:
```shell
go mod init
```
@@ -55,11 +55,11 @@ Define the builder options:
```go
builderOpts := buildah.BuilderOptions{
FromImage: "node:12-alpine", // Starting image
Isolation: define.IsolationChroot, // Isolation environment
CommonBuildOpts: &define.CommonBuildOptions{},
ConfigureNetwork: define.NetworkDefault,
SystemContext: &types.SystemContext {},
FromImage: "node:12-alpine", // Starting image
Isolation: define.IsolationChroot, // Isolation environment
CommonBuildOpts: &define.CommonBuildOptions{},
ConfigureNetwork: define.NetworkDefault,
SystemContext: &types.SystemContext {},
}
```
@@ -99,7 +99,7 @@ To enable rootless mode, import `github.com/containers/storage/pkg/unshare` and
```go
if buildah.InitReexec() {
return
return
}
unshare.MaybeReexecUsingUserNamespace(false)
```
@@ -112,64 +112,64 @@ This code ensures that your application is re executed in an isolated environmen
package main
import (
"context"
"fmt"
"github.com/containers/buildah"
"github.com/containers/buildah/define"
"github.com/containers/storage/pkg/unshare"
is "github.com/containers/image/v5/storage"
"github.com/containers/image/v5/types"
"github.com/containers/storage"
"context"
"fmt"
"github.com/containers/buildah"
"github.com/containers/buildah/define"
"github.com/containers/storage/pkg/unshare"
is "github.com/containers/image/v5/storage"
"github.com/containers/image/v5/types"
"github.com/containers/storage"
)
func main() {
if buildah.InitReexec() {
return
}
unshare.MaybeReexecUsingUserNamespace(false)
if buildah.InitReexec() {
return
}
unshare.MaybeReexecUsingUserNamespace(false)
buildStoreOptions, err := storage.DefaultStoreOptions(unshare.IsRootless(), unshare.GetRootlessUID())
buildStoreOptions, err := storage.DefaultStoreOptions(unshare.IsRootless(), unshare.GetRootlessUID())
if err != nil {
panic(err)
}
if err != nil {
panic(err)
}
buildStore, err := storage.GetStore(buildStoreOptions)
buildStore, err := storage.GetStore(buildStoreOptions)
if err != nil {
panic(err)
}
if err != nil {
panic(err)
}
opts := buildah.BuilderOptions{
FromImage: "node:12-alpine",
Isolation: define.IsolationChroot,
CommonBuildOpts: &define.CommonBuildOptions{},
ConfigureNetwork: define.NetworkDefault,
SystemContext: &types.SystemContext {},
}
opts := buildah.BuilderOptions{
FromImage: "node:12-alpine",
Isolation: define.IsolationChroot,
CommonBuildOpts: &define.CommonBuildOptions{},
ConfigureNetwork: define.NetworkDefault,
SystemContext: &types.SystemContext {},
}
builder, err := buildah.NewBuilder(context.TODO(), buildStore, opts)
builder, err := buildah.NewBuilder(context.TODO(), buildStore, opts)
if err != nil {
panic(err)
}
if err != nil {
panic(err)
}
err = builder.Add("/home/node/", false, buildah.AddAndCopyOptions{}, "script.js")
err = builder.Add("/home/node/", false, buildah.AddAndCopyOptions{}, "script.js")
if err != nil {
panic(err)
}
if err != nil {
panic(err)
}
builder.SetCmd([]string{"node", "/home/node/script.js"})
builder.SetCmd([]string{"node", "/home/node/script.js"})
imageRef, err := is.Transport.ParseStoreReference(buildStore, "docker.io/myusername/my-image")
imageRef, err := is.Transport.ParseStoreReference(buildStore, "docker.io/myusername/my-image")
if err != nil {
panic(err)
}
if err != nil {
panic(err)
}
imageId, _, _, err := builder.Commit(context.TODO(), imageRef, define.CommitOptions{})
imageId, _, _, err := builder.Commit(context.TODO(), imageRef, buildah.CommitOptions{})
fmt.Printf("Image built! %s\n", imageId)
fmt.Printf("Image built! %s\n", imageId)
}
```