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Merge pull request #1414 from crazy-max/move-k8s-config

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kubernetes: move context config logic to its own pkg
This commit is contained in:
CrazyMax 2022-11-17 11:22:40 +01:00 committed by GitHub
commit df3b868fe7
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2 changed files with 21 additions and 22 deletions
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24
commands/util.go
View File

@ -2,9 +2,7 @@ package commands
import (
"context"
"net/url"
"os"
"strings"
"github.com/docker/buildx/build"
"github.com/docker/buildx/driver"
@ -16,7 +14,6 @@ import (
"github.com/docker/buildx/util/progress"
"github.com/docker/cli/cli/command"
"github.com/docker/cli/cli/context/docker"
ctxstore "github.com/docker/cli/cli/context/store"
dopts "github.com/docker/cli/opts"
dockerclient "github.com/docker/docker/client"
"github.com/moby/buildkit/util/grpcerrors"
@ -25,7 +22,6 @@ import (
"github.com/sirupsen/logrus"
"golang.org/x/sync/errgroup"
"google.golang.org/grpc/codes"
"k8s.io/client-go/tools/clientcmd"
)
// validateEndpoint validates that endpoint is either a context or a docker host
@ -114,12 +110,12 @@ func driversForNodeGroup(ctx context.Context, dockerCli command.Cli, ng *store.N
contextStore := dockerCli.ContextStore()
var kcc driver.KubeClientConfig
kcc, err = configFromContext(n.Endpoint, contextStore)
kcc, err = ctxkube.ConfigFromEndpoint(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 = configFromContext("default", contextStore)
kcc, err = ctxkube.ConfigFromEndpoint("default", contextStore)
if err != nil {
logrus.Error(err)
}
@ -160,22 +156,6 @@ 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 != "" {
_ = os.Setenv(clientcmd.RecommendedConfigPathEnvVar, kubeconfig)
}
rules := clientcmd.NewDefaultClientConfigLoadingRules()
apiConfig, err := rules.Load()
if err != nil {
return nil, err
}
return clientcmd.NewDefaultClientConfig(*apiConfig, &clientcmd.ConfigOverrides{}), nil
}
return ctxkube.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()

19
driver/kubernetes/context/load.go
View File

@ -1,8 +1,10 @@
package context
import (
"net/url"
"os"
"path/filepath"
"strings"
"github.com/docker/cli/cli/command"
"github.com/docker/cli/cli/context"
@ -153,3 +155,20 @@ func NewKubernetesConfig(configPath string) clientcmd.ClientConfig {
&clientcmd.ClientConfigLoadingRules{ExplicitPath: kubeConfig},
&clientcmd.ConfigOverrides{})
}
// ConfigFromEndpoint loads kubernetes config from endpoint
func ConfigFromEndpoint(endpointName string, s store.Reader) (clientcmd.ClientConfig, error) {
if strings.HasPrefix(endpointName, "kubernetes://") {
u, _ := url.Parse(endpointName)
if kubeconfig := u.Query().Get("kubeconfig"); kubeconfig != "" {
_ = os.Setenv(clientcmd.RecommendedConfigPathEnvVar, kubeconfig)
}
rules := clientcmd.NewDefaultClientConfigLoadingRules()
apiConfig, err := rules.Load()
if err != nil {
return nil, err
}
return clientcmd.NewDefaultClientConfig(*apiConfig, &clientcmd.ConfigOverrides{}), nil
}
return ConfigFromContext(endpointName, s)
}