add basic lektor project
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48
README.md
48
README.md
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@ -1,3 +1,9 @@
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## ucloud docs
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Are stored in lektor/ and use
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[lektor](https://www.getlektor.com/).
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## ucloud flows
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Stuff that we want to do with ucloud
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@ -26,7 +32,7 @@ digraph{
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ucloudsomething->cephcluster [ label=" Link/copy image "]
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cephcluster -> { ceph1, ceph2, ceph3}
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}
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```
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@ -37,7 +43,7 @@ digraph{
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digraph {
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subgraph g1 {
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node [ shape="box"]
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user [ label="User" shape="circle"]
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user -> cli [ label=" uses "]
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@ -49,14 +55,14 @@ digraph {
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api -> uotp [label="Verify token [2]" dir="both"]
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api -> etcd [label="Create (VM Entry and \nA Request to Schedule VM) [3]"];
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}
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subgraph cluster_otp {
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uotp [shape="diamond" label="ungleich otp"]
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}
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subgraph cluster_etcd {
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etcd
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}
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}
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```
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@ -80,7 +86,7 @@ digraph {
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```graphviz
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digraph {
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node [ shape="box"];
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subgraph cluster_etcd {
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etcd
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}
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@ -90,13 +96,13 @@ digraph {
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host -> start_vm [label="[9]"]
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start_vm
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}
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start_vm -> etcd [label=" Set VM Status to Running"]
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start_vm -> ceph_cluster [label=" If VM isn't created already then Copy VM's base image\n to uservms pool and rename it to match VM's uuid [9a]"]
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ceph_cluster -> start_vm [label="VM Created [9b]"]
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start_vm -> ceph_cluster [label="Start VM [10]"]
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subgraph cluster_ceph {
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ceph_cluster [label="CEPH Cluster"]
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}
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@ -142,7 +148,7 @@ digraph {
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label="Create VM with ucloud"
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cli->api->etcd->ucloudnetwork;
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}
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```
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@ -150,14 +156,14 @@ digraph {
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* Network is usable for user directly
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* When VM is started, network might be created on host
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* Status: 90% done,
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* Status: 90% done,
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```graphviz
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digraph {
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label="Create VM with ucloud"
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cli;
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createnetwork [ label="Create VXLAN on device, create bridge"]
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createonhost [ label="Create VM on host"]
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ucloudhost->ucloudhost [ label="Wait until network exists"]
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ucloudnetwork->etcd [ label="Check for new networks"]
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ucloudhost->createonhost [ label="Create VM in network(s)"]
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ucloudnetwork->network [ label="Check whether network exists locally"]
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network->createnetwork [ label="no"];
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network->noop [ label="yes"]
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subgraph cluster_anywhere {
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api
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etcd
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}
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subgraph cluster_host {
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ucloudhost;
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ucloudnetwork;
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host;
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network;
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createnetwork;
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createnetwork;
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createonhost;
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noop;
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}
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}
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```
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@ -201,12 +207,12 @@ Extending the flow from the case for managing networks
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digraph {
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label="Create VM with ucloud"
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newvxlan [ label="Assign new VXLAN ID"]
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newnet [ label="Assign new /64 IPv6 network"]
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needsnet [ label="Needs IPAM?"]
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radvd [ label="Create RA instance (radvd)"]
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etcd->ucloudnetworkmanager [ label="New network requests"]
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ucloudnetworkmanager->newvxlan;
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newvxlan->needsnet;
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@ -222,7 +228,7 @@ digraph {
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label="Router";
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radvd;
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}
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}
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```
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@ -259,7 +265,7 @@ We can use this case as a base for development. We might add VM migration (w/ co
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## From zero to fully functional ucloud cluster (ceph, production)
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```bash=
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# We assume that the ceph configuration files are already in place
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# We assume that the ceph configuration files are already in place
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# i.e under /etc/ceph/
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// Only needed on alpine linux
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