Source file src/github.com/linkerd/linkerd2/pkg/healthcheck/sidecar.go

Documentation: github.com/linkerd/linkerd2/pkg/healthcheck

     1  package healthcheck
     2  
     3  import (
     4  	"strings"
     5  
     6  	"github.com/linkerd/linkerd2/pkg/k8s"
     7  	corev1 "k8s.io/api/core/v1"
     8  )
     9  
    10  // HasExistingSidecars returns true if the pod spec already has the proxy init
    11  // and sidecar containers injected. Otherwise, it returns false.
    12  func HasExistingSidecars(podSpec *corev1.PodSpec) bool {
    13  	containers := append(podSpec.InitContainers, podSpec.Containers...)
    14  	for _, container := range containers {
    15  		if strings.HasPrefix(container.Image, "cr.l5d.io/linkerd/proxy:") ||
    16  			strings.HasPrefix(container.Image, "gcr.io/istio-release/proxyv2:") ||
    17  			container.Name == k8s.ProxyContainerName ||
    18  			container.Name == "istio-proxy" {
    19  			return true
    20  		}
    21  	}
    22  
    23  	for _, ic := range podSpec.InitContainers {
    24  		if strings.HasPrefix(ic.Image, "cr.l5d.io/linkerd/proxy-init:") ||
    25  			strings.HasPrefix(ic.Image, "gcr.io/istio-release/proxy_init:") ||
    26  			ic.Name == "linkerd-init" ||
    27  			ic.Name == "istio-init" {
    28  			return true
    29  		}
    30  	}
    31  
    32  	return false
    33  }
    34  

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