github.com/inspektor-gadget/inspektor-gadget@v0.28.1/pkg/utils/experimental/experimental.go (about)

     1  // Copyright 2023 The Inspektor Gadget authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package experimental
    16  
    17  import (
    18  	"os"
    19  	"sync"
    20  
    21  	"github.com/inspektor-gadget/inspektor-gadget/internal/deployinfo"
    22  	"github.com/inspektor-gadget/inspektor-gadget/pkg/environment"
    23  )
    24  
    25  var (
    26  	experimental bool
    27  	once         sync.Once
    28  )
    29  
    30  const EnvName = "IG_EXPERIMENTAL"
    31  
    32  func Enabled() bool {
    33  	once.Do(func() {
    34  		// Environment variable takes precedence
    35  		if val, ok := os.LookupEnv(EnvName); ok {
    36  			experimental = val == "true"
    37  			return
    38  		}
    39  
    40  		// Only check the deployinfo file if this is running in Kubernetes
    41  		if environment.Environment == environment.Kubernetes {
    42  			info, err := deployinfo.Load()
    43  			if err != nil {
    44  				return
    45  			}
    46  
    47  			experimental = info.Experimental
    48  		}
    49  	})
    50  
    51  	return experimental
    52  }