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feat: store kube config file to make buildx builder switchable

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Signed-off-by: Wang <morlay.null@gmail.com>
This commit is contained in:
Wang
2020-12-30 13:59:51 +08:00
parent 74f76cf4e9
commit 68cebffe13
2 changed files with 30 additions and 3 deletions
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23
commands/util.go
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@ -2,8 +2,10 @@ package commands
import (
"context"
"net/url"
"os"
"path/filepath"
"strings"
"github.com/docker/buildx/build"
"github.com/docker/buildx/driver"
@ -12,11 +14,13 @@ import (
"github.com/docker/cli/cli/command"
"github.com/docker/cli/cli/context/docker"
"github.com/docker/cli/cli/context/kubernetes"
ctxstore "github.com/docker/cli/cli/context/store"
dopts "github.com/docker/cli/opts"
dockerclient "github.com/docker/docker/client"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"golang.org/x/sync/errgroup"
"k8s.io/client-go/tools/clientcmd"
)
// getStore returns current builder instance store
@ -192,12 +196,12 @@ func driversForNodeGroup(ctx context.Context, dockerCli command.Cli, ng *store.N
contextStore := dockerCli.ContextStore()
var kcc driver.KubeClientConfig
kcc, err = kubernetes.ConfigFromContext(n.Endpoint, contextStore)
kcc, err = configFromContext(n.Endpoint, contextStore)
if err != nil {
// err is returned if n.Endpoint is non-context name like "unix:///var/run/docker.sock".
// try again with name="default".
// FIXME: n should retain real context name.
kcc, err = kubernetes.ConfigFromContext("default", contextStore)
kcc, err = configFromContext("default", contextStore)
if err != nil {
logrus.Error(err)
}
@ -237,6 +241,21 @@ func driversForNodeGroup(ctx context.Context, dockerCli command.Cli, ng *store.N
return dis, nil
}
func configFromContext(endpointName string, s ctxstore.Reader) (clientcmd.ClientConfig, error) {
if strings.HasPrefix(endpointName, "kubernetes://") {
u, _ := url.Parse(endpointName)
if kubeconfig := u.Query().Get("kubeconfig"); kubeconfig != "" {
clientConfig := clientcmd.NewNonInteractiveDeferredLoadingClientConfig(
&clientcmd.ClientConfigLoadingRules{ExplicitPath: kubeconfig},
&clientcmd.ConfigOverrides{},
)
return clientConfig, nil
}
}
return kubernetes.ConfigFromContext(endpointName, s)
}
// clientForEndpoint returns a docker client for an endpoint
func clientForEndpoint(dockerCli command.Cli, name string) (dockerclient.APIClient, error) {
list, err := dockerCli.ContextStore().List()