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Support Nomad canary deployment

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Co-authored-by: Kevin Pollet <pollet.kevin@gmail.com>
Co-authored-by: Mathieu Lonjaret <mathieu.lonjaret@gmail.com>
This commit is contained in:
Romain 2022-08-01 17:52:08 +02:00 • committed by GitHub
parent ab94bbaece
commit 2a2ea759d1
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GPG key ID: 4AEE18F83AFDEB23
10 changed files with 593 additions and 51 deletions
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233
pkg/provider/nomad/config_test.go
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@ -2209,6 +2209,239 @@ func Test_buildConfig(t *testing.T) {
},
},
},
{
desc: "two HTTP service instances with one canary",
items: []item{
{
ID: "1",
Node: "Node1",
Datacenter: "dc1",
Name: "Test",
Namespace: "ns",
Tags: []string{},
Address: "127.0.0.1",
Port: 80,
ExtraConf: configuration{Enable: true},
},
{
ID: "2",
Node: "Node1",
Datacenter: "dc1",
Name: "Test",
Namespace: "ns",
Tags: []string{
"traefik.nomad.canary = true",
},
Address: "127.0.0.2",
Port: 80,
ExtraConf: configuration{
Enable: true,
Canary: true,
},
},
},
expected: &dynamic.Configuration{
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{},
Middlewares: map[string]*dynamic.TCPMiddleware{},
Services: map[string]*dynamic.TCPService{},
},
UDP: &dynamic.UDPConfiguration{
Routers: map[string]*dynamic.UDPRouter{},
Services: map[string]*dynamic.UDPService{},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{
"Test": {
Service: "Test",
Rule: "Host(`Test.traefik.test`)",
},
"Test-1234154071633021619": {
Service: "Test-1234154071633021619",
Rule: "Host(`Test.traefik.test`)",
},
},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{
"Test": {
LoadBalancer: &dynamic.ServersLoadBalancer{
Servers: []dynamic.Server{
{
URL: "http://127.0.0.1:80",
},
},
PassHostHeader: Bool(true),
},
},
"Test-1234154071633021619": {
LoadBalancer: &dynamic.ServersLoadBalancer{
Servers: []dynamic.Server{
{
URL: "http://127.0.0.2:80",
},
},
PassHostHeader: Bool(true),
},
},
},
ServersTransports: map[string]*dynamic.ServersTransport{},
},
},
},
{
desc: "two TCP service instances with one canary",
items: []item{
{
ID: "1",
Node: "Node1",
Datacenter: "dc1",
Name: "Test",
Namespace: "ns",
Tags: []string{
"traefik.tcp.routers.test.rule = HostSNI(`foobar`)",
},
Address: "127.0.0.1",
Port: 80,
ExtraConf: configuration{Enable: true},
},
{
ID: "2",
Node: "Node1",
Datacenter: "dc1",
Name: "Test",
Namespace: "ns",
Tags: []string{
"traefik.nomad.canary = true",
"traefik.tcp.routers.test-canary.rule = HostSNI(`canary.foobar`)",
},
Address: "127.0.0.2",
Port: 80,
ExtraConf: configuration{
Enable: true,
Canary: true,
},
},
},
expected: &dynamic.Configuration{
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{
"test": {
Service: "Test",
Rule: "HostSNI(`foobar`)",
},
"test-canary": {
Service: "Test-8769860286750522282",
Rule: "HostSNI(`canary.foobar`)",
},
},
Middlewares: map[string]*dynamic.TCPMiddleware{},
Services: map[string]*dynamic.TCPService{
"Test": {
LoadBalancer: &dynamic.TCPServersLoadBalancer{
Servers: []dynamic.TCPServer{
{Address: "127.0.0.1:80"},
},
TerminationDelay: Int(100),
},
},
"Test-8769860286750522282": {
LoadBalancer: &dynamic.TCPServersLoadBalancer{
Servers: []dynamic.TCPServer{
{Address: "127.0.0.2:80"},
},
TerminationDelay: Int(100),
},
},
},
},
UDP: &dynamic.UDPConfiguration{
Routers: map[string]*dynamic.UDPRouter{},
Services: map[string]*dynamic.UDPService{},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{},
ServersTransports: map[string]*dynamic.ServersTransport{},
},
},
},
{
desc: "two UDP service instances with one canary",
items: []item{
{
ID: "1",
Node: "Node1",
Datacenter: "dc1",
Name: "Test",
Namespace: "ns",
Tags: []string{
"traefik.udp.routers.test.entrypoints = udp",
},
Address: "127.0.0.1",
Port: 80,
ExtraConf: configuration{Enable: true},
},
{
ID: "2",
Node: "Node1",
Datacenter: "dc1",
Name: "Test",
Namespace: "ns",
Tags: []string{
"traefik.nomad.canary = true",
"traefik.udp.routers.test-canary.entrypoints = udp",
},
Address: "127.0.0.2",
Port: 80,
ExtraConf: configuration{
Enable: true,
Canary: true,
},
},
},
expected: &dynamic.Configuration{
TCP: &dynamic.TCPConfiguration{
Routers: map[string]*dynamic.TCPRouter{},
Middlewares: map[string]*dynamic.TCPMiddleware{},
Services: map[string]*dynamic.TCPService{},
},
UDP: &dynamic.UDPConfiguration{
Routers: map[string]*dynamic.UDPRouter{
"test": {
EntryPoints: []string{"udp"},
Service: "Test",
},
"test-canary": {
EntryPoints: []string{"udp"},
Service: "Test-1611429260986126224",
},
},
Services: map[string]*dynamic.UDPService{
"Test": {
LoadBalancer: &dynamic.UDPServersLoadBalancer{
Servers: []dynamic.UDPServer{
{Address: "127.0.0.1:80"},
},
},
},
"Test-1611429260986126224": {
LoadBalancer: &dynamic.UDPServersLoadBalancer{
Servers: []dynamic.UDPServer{
{Address: "127.0.0.2:80"},
},
},
},
},
},
HTTP: &dynamic.HTTPConfiguration{
Routers: map[string]*dynamic.Router{},
Middlewares: map[string]*dynamic.Middleware{},
Services: map[string]*dynamic.Service{},
ServersTransports: map[string]*dynamic.ServersTransport{},
},
},
},
}
for _, test := range testCases {