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digital-ocean: Run etcd cluster on-host, across controllers

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* Run etcd peers with TLS across controller nodes
* Deprecate self-hosted-etcd on the Digital Ocean platform
* Distribute etcd TLS certificates as part of initial provisioning
* Check the status of etcd by running `systemctl status etcd-member`
This commit is contained in:
Dalton Hubble
2017-10-04 00:07:48 -07:00
parent da63c89d71
commit 308c7dfb6e
6 changed files with 122 additions and 14 deletions
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45
digital-ocean/container-linux/kubernetes/ssh.tf
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@ -14,8 +14,53 @@ resource "null_resource" "copy-secrets" {
destination = "$HOME/kubeconfig"
}
provisioner "file" {
content = "${module.bootkube.etcd_ca_cert}"
destination = "$HOME/etcd-client-ca.crt"
}
provisioner "file" {
content = "${module.bootkube.etcd_client_cert}"
destination = "$HOME/etcd-client.crt"
}
provisioner "file" {
content = "${module.bootkube.etcd_client_key}"
destination = "$HOME/etcd-client.key"
}
provisioner "file" {
content = "${module.bootkube.etcd_server_cert}"
destination = "$HOME/etcd-server.crt"
}
provisioner "file" {
content = "${module.bootkube.etcd_server_key}"
destination = "$HOME/etcd-server.key"
}
provisioner "file" {
content = "${module.bootkube.etcd_peer_cert}"
destination = "$HOME/etcd-peer.crt"
}
provisioner "file" {
content = "${module.bootkube.etcd_peer_key}"
destination = "$HOME/etcd-peer.key"
}
provisioner "remote-exec" {
inline = [
"sudo mkdir -p /etc/ssl/etcd/etcd",
"sudo mv etcd-client* /etc/ssl/etcd/",
"sudo cp /etc/ssl/etcd/etcd-client-ca.crt /etc/ssl/etcd/etcd/server-ca.crt",
"sudo mv etcd-server.crt /etc/ssl/etcd/etcd/server.crt",
"sudo mv etcd-server.key /etc/ssl/etcd/etcd/server.key",
"sudo cp /etc/ssl/etcd/etcd-client-ca.crt /etc/ssl/etcd/etcd/peer-ca.crt",
"sudo mv etcd-peer.crt /etc/ssl/etcd/etcd/peer.crt",
"sudo mv etcd-peer.key /etc/ssl/etcd/etcd/peer.key",
"sudo chown -R etcd:etcd /etc/ssl/etcd",
"sudo chmod -R 500 /etc/ssl/etcd",
"sudo mv /home/core/kubeconfig /etc/kubernetes/kubeconfig",
]
}