func DeployConsulWithInstanceCount(count int, client bosh.Client, config Config) (manifest destiny.Manifest, kv consul.KV, err error) {
guid, err := NewGUID()
if err != nil {
return
}
info, err := client.Info()
if err != nil {
return
}
manifestConfig := destiny.Config{
DirectorUUID: info.UUID,
Name: fmt.Sprintf("consul-%s", guid),
}
switch info.CPI {
case "aws_cpi":
manifestConfig.IAAS = destiny.AWS
if config.AWS.Subnet != "" {
manifestConfig.AWS.Subnet = config.AWS.Subnet
} else {
err = errors.New("AWSSubnet is required for AWS IAAS deployment")
return
}
case "warden_cpi":
manifestConfig.IAAS = destiny.Warden
default:
err = errors.New("unknown infrastructure type")
return
}
manifest = destiny.NewConsul(manifestConfig)
manifest.Jobs[0], manifest.Properties = destiny.SetJobInstanceCount(manifest.Jobs[0], manifest.Networks[0], manifest.Properties, count)
yaml, err := manifest.ToYAML()
if err != nil {
return
}
yaml, err = client.ResolveManifestVersions(yaml)
if err != nil {
return
}
manifest, err = destiny.FromYAML(yaml)
if err != nil {
return
}
err = client.Deploy(yaml)
if err != nil {
return
}
kv, err = NewKV(manifest, count)
return
}
return client.DeploymentVMs(manifest.Name)
}, "1m", "10s").Should(ConsistOf([]bosh.VM{
{"running"},
{"running"},
{"running"},
}))
})
It("provides a functioning server after the scale down", func() {
By("setting a persistent value to check the cluster is up", func() {
err := kv.Set(testKey, testValue)
Expect(err).NotTo(HaveOccurred())
})
By("scaling from 3 nodes to 1", func() {
manifest.Jobs[0], manifest.Properties = destiny.SetJobInstanceCount(manifest.Jobs[0], manifest.Networks[0], manifest.Properties, 1)
members := manifest.ConsulMembers()
Expect(members).To(HaveLen(1))
yaml, err := manifest.ToYAML()
Expect(err).NotTo(HaveOccurred())
err = client.Deploy(yaml)
Expect(err).NotTo(HaveOccurred())
Eventually(func() ([]bosh.VM, error) {
return client.DeploymentVMs(manifest.Name)
}, "1m", "10s").Should(ConsistOf([]bosh.VM{
{"running"},
}))
func DeployConsulWithInstanceCount(count int, client bosh.Client, config Config) (manifest destiny.Manifest, kv consul.KV, err error) {
guid, err := NewGUID()
if err != nil {
return
}
info, err := client.Info()
if err != nil {
return
}
manifestConfig := destiny.Config{
DirectorUUID: info.UUID,
Name: fmt.Sprintf("consul-%s", guid),
}
switch info.CPI {
case "aws_cpi":
manifestConfig.IAAS = destiny.AWS
if config.AWS.Subnet != "" {
manifestConfig.AWS.Subnet = config.AWS.Subnet
} else {
err = errors.New("AWSSubnet is required for AWS IAAS deployment")
return
}
case "warden_cpi":
manifestConfig.IAAS = destiny.Warden
default:
err = errors.New("unknown infrastructure type")
return
}
manifest = destiny.NewConsul(manifestConfig)
manifest.Jobs[0], manifest.Properties = destiny.SetJobInstanceCount(manifest.Jobs[0], manifest.Networks[0], manifest.Properties, count)
yaml, err := manifest.ToYAML()
if err != nil {
return
}
yaml, err = client.ResolveManifestVersions(yaml)
if err != nil {
return
}
manifest, err = destiny.FromYAML(yaml)
if err != nil {
return
}
err = client.Deploy(yaml)
if err != nil {
return
}
members := manifest.ConsulMembers()
if len(members) != count {
err = fmt.Errorf("expected %d consul members, found %d", count, len(members))
return
}
consulMemberAddresses := []string{}
for _, member := range members {
consulMemberAddresses = append(consulMemberAddresses, member.Address)
}
dataDir, err := ioutil.TempDir("", "consul")
if err != nil {
return
}
configDir, err := ioutil.TempDir("", "consul-config")
if err != nil {
return
}
var encryptKey string
if len(manifest.Properties.Consul.EncryptKeys) > 0 {
encryptKey = manifest.Properties.Consul.EncryptKeys[0]
}
agent := consul.NewAgent(consul.AgentOptions{
DataDir: dataDir,
RetryJoin: consulMemberAddresses,
ConfigDir: configDir,
Domain: "cf.internal",
Key: manifest.Properties.Consul.AgentKey,
Cert: manifest.Properties.Consul.AgentCert,
CACert: manifest.Properties.Consul.CACert,
Encrypt: encryptKey,
ServerName: "consul agent",
})
agentLocation := "http://127.0.0.1:8500"
kv = consul.NewManagedKV(consul.ManagedKVConfig{
Agent: agent,
KV: consul.NewHTTPKV(agentLocation),
Catalog: consul.NewHTTPCatalog(agentLocation),
})
return
}
import (
"acceptance-tests/testing/destiny"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
var _ = Describe("Job", func() {
Describe("SetJobInstanceCount", func() {
It("sets the correct values for instances and static_ips given a count", func() {
manifest := destiny.NewConsul(destiny.Config{
IAAS: destiny.Warden,
})
job := manifest.Jobs[0]
network := manifest.Networks[0]
properties := manifest.Properties
Expect(job.Instances).To(Equal(1))
Expect(job.Networks[0].StaticIPs).To(HaveLen(1))
Expect(job.Networks[0].Name).To(Equal(network.Name))
Expect(properties.Consul.Agent.Servers.Lan).To(Equal(job.Networks[0].StaticIPs))
job, properties = destiny.SetJobInstanceCount(job, network, properties, 3)
Expect(job.Instances).To(Equal(3))
Expect(job.Networks[0].StaticIPs).To(HaveLen(3))
Expect(properties.Consul.Agent.Servers.Lan).To(Equal(job.Networks[0].StaticIPs))
})
})
})