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Remove dependency on cli-runtime (#413)
* first pass: kubectl flags must be passed after '--' * add warning when using non-separated flags * mark flags as deprecated * drop defaultCacheDir and homedir dependency
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,125 @@ | ||
| // Copyright 2021 Google LLC All Rights Reserved. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package internal | ||
|
|
||
| import ( | ||
| "strings" | ||
|
|
||
| "github.com/spf13/pflag" | ||
| ) | ||
|
|
||
| // AddFlags adds kubectl global flags to the given flagset. | ||
| func AddFlags(f *KubectlFlags, flags *pflag.FlagSet) { | ||
| flags.StringVar(&f.kubeConfig, "kubeconfig", "", "Path to the kubeconfig file to use for CLI requests. (DEPRECATED)") | ||
| flags.StringVar(&f.cacheDir, "cache-dir", "", "Default cache directory (DEPRECATED)") | ||
| flags.StringVar(&f.certFile, "client-certificate", "", "Path to a client certificate file for TLS (DEPRECATED)") | ||
| flags.StringVar(&f.keyFile, "client-key", "", "Path to a client key file for TLS (DEPRECATED)") | ||
| flags.StringVar(&f.bearerToken, "token", "", "Bearer token for authentication to the API server (DEPRECATED)") | ||
| flags.StringVar(&f.impersonate, "as", "", "Username to impersonate for the operation (DEPRECATED)") | ||
| flags.StringArrayVar(&f.impersonateGroup, "as-group", []string{}, "Group to impersonate for the operation, this flag can be repeated to specify multiple groups. (DEPRECATED)") | ||
| flags.StringVar(&f.username, "username", "", "Username for basic authentication to the API server (DEPRECATED)") | ||
| flags.StringVar(&f.password, "password", "", "Password for basic authentication to the API server (DEPRECATED)") | ||
| flags.StringVar(&f.clusterName, "cluster", "", "The name of the kubeconfig cluster to use (DEPRECATED)") | ||
| flags.StringVar(&f.authInfoName, "user", "", "The name of the kubeconfig user to use (DEPRECATED)") | ||
| flags.StringVarP(&f.namespace, "namespace", "n", "", "If present, the namespace scope for this CLI request (DEPRECATED)") | ||
| flags.StringVar(&f.context, "context", "", "The name of the kubeconfig context to use (DEPRECATED)") | ||
| flags.StringVarP(&f.apiServer, "server", "s", "", "The address and port of the Kubernetes API server (DEPRECATED)") | ||
| flags.StringVar(&f.tlsServerName, "tls-server-name", "", "Server name to use for server certificate validation. If it is not provided, the hostname used to contact the server is used (DEPRECATED)") | ||
| flags.BoolVar(&f.insecure, "insecure-skip-tls-verify", false, "If true, the server's certificate will not be checked for validity. This will make your HTTPS connections insecure (DEPRECATED)") | ||
| flags.StringVar(&f.caFile, "certificate-authority", "", "Path to a cert file for the certificate authority (DEPRECATED)") | ||
| flags.StringVar(&f.timeout, "request-timeout", "", "The length of time to wait before giving up on a single server request. Non-zero values should contain a corresponding time unit (e.g. 1s, 2m, 3h). A value of zero means don't timeout requests. (DEPRECATED)") | ||
| } | ||
|
|
||
| // KubectlFlags holds kubectl global flag values as parsed from flags. | ||
| type KubectlFlags struct { | ||
| kubeConfig string | ||
| cacheDir string | ||
| certFile string | ||
| keyFile string | ||
| bearerToken string | ||
| impersonate string | ||
| impersonateGroup []string | ||
| username string | ||
| password string | ||
| clusterName string | ||
| authInfoName string | ||
| context string | ||
| namespace string | ||
| apiServer string | ||
| tlsServerName string | ||
| insecure bool | ||
| caFile string | ||
| timeout string | ||
| } | ||
|
|
||
| // Values returns a slice of flag values to pass to kubectl. | ||
| func (f KubectlFlags) Values() []string { | ||
| var v []string | ||
| if f.kubeConfig != "" { | ||
| v = append(v, "--kubeconfig="+f.kubeConfig) | ||
| } | ||
| if f.cacheDir != "" { | ||
| v = append(v, "--cache-dir="+f.cacheDir) | ||
| } | ||
| if f.certFile != "" { | ||
| v = append(v, "--client-certificate="+f.certFile) | ||
| } | ||
| if f.keyFile != "" { | ||
| v = append(v, "--client-key="+f.keyFile) | ||
| } | ||
| if f.bearerToken != "" { | ||
| v = append(v, "--token="+f.bearerToken) | ||
| } | ||
| if f.impersonate != "" { | ||
| v = append(v, "--as="+f.impersonate) | ||
| } | ||
| if len(f.impersonateGroup) > 0 { | ||
| v = append(v, "--as-group="+strings.Join(f.impersonateGroup, ",")) | ||
| } | ||
| if f.username != "" { | ||
| v = append(v, "--username="+f.username) | ||
| } | ||
| if f.password != "" { | ||
| v = append(v, "--password="+f.password) | ||
| } | ||
| if f.clusterName != "" { | ||
| v = append(v, "--cluster="+f.clusterName) | ||
| } | ||
| if f.authInfoName != "" { | ||
| v = append(v, "--user="+f.authInfoName) | ||
| } | ||
| if f.context != "" { | ||
| v = append(v, "--context="+f.context) | ||
| } | ||
| if f.namespace != "" { | ||
| v = append(v, "--namespace="+f.namespace) | ||
| } | ||
| if f.apiServer != "" { | ||
| v = append(v, "--server="+f.apiServer) | ||
| } | ||
| if f.tlsServerName != "" { | ||
| v = append(v, "--tls-server-name="+f.tlsServerName) | ||
| } | ||
| if f.insecure { | ||
| v = append(v, "--insecure=true") | ||
| } | ||
| if f.caFile != "" { | ||
| v = append(v, "--certificate-authority="+f.caFile) | ||
| } | ||
| if f.timeout != "" { | ||
| v = append(v, "--request-timeout="+f.timeout) | ||
| } | ||
| return v | ||
| } |
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