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Changed ipv6 config on flannel setup

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Signed-off-by: Roberto Bonafiglia <roberto.bonafiglia@suse.com>
This commit is contained in:
Roberto Bonafiglia
2022-03-09 12:30:33 +01:00
parent 073f155fc4
commit ff85faa7de
1 changed files with 4 additions and 4 deletions
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8
pkg/agent/flannel/setup.go
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@@ -45,7 +45,7 @@ const (
flannelConf = `{
"Network": "%CIDR%",
"EnableIPv6": %DUALSTACK%,
"EnableIPv6": %IPV6_ENABLED%,
"EnableIPv4": %IPV4_ENABLED%,
"IPv6Network": "%CIDR_IPV6%",
"Backend": %backend%
@@ -163,11 +163,11 @@ func createFlannelConf(nodeConfig *config.Node) error {
confJSON := strings.ReplaceAll(flannelConf, "%IPV4_ENABLED%", ipv4Enabled)
if netMode == ipv4 {
confJSON = strings.ReplaceAll(confJSON, "%CIDR%", nodeConfig.AgentConfig.ClusterCIDR.String())
confJSON = strings.ReplaceAll(confJSON, "%DUALSTACK%", "false")
confJSON = strings.ReplaceAll(confJSON, "%IPV6_ENABLED%", "false")
confJSON = strings.ReplaceAll(confJSON, "%CIDR_IPV6%", emptyIPv6Network)
} else if netMode == (ipv4 + ipv6) {
confJSON = strings.ReplaceAll(confJSON, "%CIDR%", nodeConfig.AgentConfig.ClusterCIDR.String())
confJSON = strings.ReplaceAll(confJSON, "%DUALSTACK%", "true")
confJSON = strings.ReplaceAll(confJSON, "%IPV6_ENABLED%", "true")
for _, cidr := range nodeConfig.AgentConfig.ClusterCIDRs {
if utilsnet.IsIPv6(cidr.IP) {
// Only one ipv6 range available. This might change in future: https://github.com/kubernetes/enhancements/issues/2593
@@ -176,7 +176,7 @@ func createFlannelConf(nodeConfig *config.Node) error {
}
} else {
confJSON = strings.ReplaceAll(confJSON, "%CIDR%", "0.0.0.0/0")
confJSON = strings.ReplaceAll(confJSON, "%DUALSTACK%", "true")
confJSON = strings.ReplaceAll(confJSON, "%IPV6_ENABLED%", "true")
for _, cidr := range nodeConfig.AgentConfig.ClusterCIDRs {
if utilsnet.IsIPv6(cidr.IP) {
// Only one ipv6 range available. This might change in future: https://github.com/kubernetes/enhancements/issues/2593