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cmd/k8s-operator/deploy/manifests: check if IPv6 module is loaded before using it (#11867)
Before attempting to enable IPv6 forwarding in the proxy init container check if the relevant module is found, else the container crashes on hosts that don't have it. Updates#11860 Signed-off-by: Irbe Krumina <irbe@tailscale.com>
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@ -14,10 +14,8 @@ spec:
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- name: sysctler
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securityContext:
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privileged: true
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command: ["/bin/sh"]
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args:
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- -c
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- sysctl -w net.ipv4.ip_forward=1 net.ipv6.conf.all.forwarding=1
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command: ["/bin/sh", "-c"]
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args: [sysctl -w net.ipv4.ip_forward=1 && if sysctl net.ipv6.conf.all.forwarding; then sysctl -w net.ipv6.conf.all.forwarding=1; fi]
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resources:
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requests:
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cpu: 1m
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@ -189,8 +189,8 @@ func expectedSTS(t *testing.T, cl client.Client, opts configOpts) *appsv1.Statef
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{
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Name: "sysctler",
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Image: "tailscale/tailscale",
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Command: []string{"/bin/sh"},
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Args: []string{"-c", "sysctl -w net.ipv4.ip_forward=1 net.ipv6.conf.all.forwarding=1"},
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Command: []string{"/bin/sh", "-c"},
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Args: []string{"sysctl -w net.ipv4.ip_forward=1 && if sysctl net.ipv6.conf.all.forwarding; then sysctl -w net.ipv6.conf.all.forwarding=1; fi"},
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SecurityContext: &corev1.SecurityContext{
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Privileged: ptr.To(true),
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},
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