discovery/openstack: support tls_config

Signed-off-by: Simon Pasquier <spasquie@redhat.com>
pull/4654/head
Simon Pasquier 6 years ago
parent b75ec7e6ef
commit ff08c40091

@ -30,6 +30,7 @@ import (
"github.com/prometheus/prometheus/discovery/file"
"github.com/prometheus/prometheus/discovery/kubernetes"
"github.com/prometheus/prometheus/discovery/marathon"
"github.com/prometheus/prometheus/discovery/openstack"
"github.com/prometheus/prometheus/discovery/targetgroup"
"github.com/prometheus/prometheus/discovery/triton"
"github.com/prometheus/prometheus/discovery/zookeeper"
@ -538,6 +539,31 @@ var expectedConf = &Config{
},
},
},
{
JobName: "service-openstack",
ScrapeInterval: model.Duration(15 * time.Second),
ScrapeTimeout: DefaultGlobalConfig.ScrapeTimeout,
MetricsPath: DefaultScrapeConfig.MetricsPath,
Scheme: DefaultScrapeConfig.Scheme,
ServiceDiscoveryConfig: sd_config.ServiceDiscoveryConfig{
OpenstackSDConfigs: []*openstack.SDConfig{
{
Role: "instance",
Region: "RegionOne",
Port: 80,
RefreshInterval: model.Duration(60 * time.Second),
TLSConfig: config_util.TLSConfig{
CAFile: "valid_ca_file",
CertFile: "valid_cert_file",
KeyFile: "valid_key_file",
},
},
},
},
},
},
AlertingConfig: AlertingConfig{
AlertmanagerConfigs: []*AlertmanagerConfig{

@ -233,6 +233,17 @@ scrape_configs:
cert_file: testdata/valid_cert_file
key_file: testdata/valid_key_file
- job_name: service-openstack
openstack_sd_configs:
- role: instance
region: RegionOne
port: 80
refresh_interval: 1m
tls_config:
ca_file: valid_ca_file
cert_file: valid_cert_file
key_file: valid_key_file
alerting:
alertmanagers:
- scheme: https

@ -39,6 +39,7 @@ const (
// HypervisorDiscovery discovers OpenStack hypervisors.
type HypervisorDiscovery struct {
provider *gophercloud.ProviderClient
authOpts *gophercloud.AuthOptions
region string
interval time.Duration
@ -47,9 +48,9 @@ type HypervisorDiscovery struct {
}
// NewHypervisorDiscovery returns a new hypervisor discovery.
func NewHypervisorDiscovery(opts *gophercloud.AuthOptions,
func NewHypervisorDiscovery(provider *gophercloud.ProviderClient, opts *gophercloud.AuthOptions,
interval time.Duration, port int, region string, l log.Logger) *HypervisorDiscovery {
return &HypervisorDiscovery{authOpts: opts,
return &HypervisorDiscovery{provider: provider, authOpts: opts,
region: region, interval: interval, port: port, logger: l}
}
@ -100,11 +101,11 @@ func (h *HypervisorDiscovery) refresh() (*targetgroup.Group, error) {
}
}()
provider, err := openstack.AuthenticatedClient(*h.authOpts)
err = openstack.Authenticate(h.provider, *h.authOpts)
if err != nil {
return nil, fmt.Errorf("could not create OpenStack session: %s", err)
return nil, fmt.Errorf("could not authenticate to OpenStack: %s", err)
}
client, err := openstack.NewComputeV2(provider, gophercloud.EndpointOpts{
client, err := openstack.NewComputeV2(h.provider, gophercloud.EndpointOpts{
Region: h.region,
})
if err != nil {

@ -45,6 +45,7 @@ const (
// InstanceDiscovery discovers OpenStack instances.
type InstanceDiscovery struct {
provider *gophercloud.ProviderClient
authOpts *gophercloud.AuthOptions
region string
interval time.Duration
@ -53,12 +54,12 @@ type InstanceDiscovery struct {
}
// NewInstanceDiscovery returns a new instance discovery.
func NewInstanceDiscovery(opts *gophercloud.AuthOptions,
func NewInstanceDiscovery(provider *gophercloud.ProviderClient, opts *gophercloud.AuthOptions,
interval time.Duration, port int, region string, l log.Logger) *InstanceDiscovery {
if l == nil {
l = log.NewNopLogger()
}
return &InstanceDiscovery{authOpts: opts,
return &InstanceDiscovery{provider: provider, authOpts: opts,
region: region, interval: interval, port: port, logger: l}
}
@ -109,11 +110,11 @@ func (i *InstanceDiscovery) refresh() (*targetgroup.Group, error) {
}
}()
provider, err := openstack.AuthenticatedClient(*i.authOpts)
err = openstack.Authenticate(i.provider, *i.authOpts)
if err != nil {
return nil, fmt.Errorf("could not create OpenStack session: %s", err)
return nil, fmt.Errorf("could not authenticate to OpenStack: %s", err)
}
client, err := openstack.NewComputeV2(provider, gophercloud.EndpointOpts{
client, err := openstack.NewComputeV2(i.provider, gophercloud.EndpointOpts{
Region: i.region,
})
if err != nil {

@ -17,14 +17,17 @@ import (
"context"
"errors"
"fmt"
"net/http"
"time"
"github.com/go-kit/kit/log"
"github.com/gophercloud/gophercloud"
"github.com/gophercloud/gophercloud/openstack"
"github.com/mwitkow/go-conntrack"
"github.com/prometheus/client_golang/prometheus"
config_util "github.com/prometheus/common/config"
"github.com/prometheus/common/model"
"github.com/prometheus/prometheus/discovery/targetgroup"
)
@ -48,18 +51,19 @@ var (
// SDConfig is the configuration for OpenStack based service discovery.
type SDConfig struct {
IdentityEndpoint string `yaml:"identity_endpoint"`
Username string `yaml:"username"`
UserID string `yaml:"userid"`
Password config_util.Secret `yaml:"password"`
ProjectName string `yaml:"project_name"`
ProjectID string `yaml:"project_id"`
DomainName string `yaml:"domain_name"`
DomainID string `yaml:"domain_id"`
Role Role `yaml:"role"`
Region string `yaml:"region"`
RefreshInterval model.Duration `yaml:"refresh_interval,omitempty"`
Port int `yaml:"port"`
IdentityEndpoint string `yaml:"identity_endpoint"`
Username string `yaml:"username"`
UserID string `yaml:"userid"`
Password config_util.Secret `yaml:"password"`
ProjectName string `yaml:"project_name"`
ProjectID string `yaml:"project_id"`
DomainName string `yaml:"domain_name"`
DomainID string `yaml:"domain_id"`
Role Role `yaml:"role"`
Region string `yaml:"region"`
RefreshInterval model.Duration `yaml:"refresh_interval,omitempty"`
Port int `yaml:"port"`
TLSConfig config_util.TLSConfig `yaml:"tls_config,omitempty"`
}
// OpenStackRole is role of the target in OpenStack.
@ -138,13 +142,32 @@ func NewDiscovery(conf *SDConfig, l log.Logger) (Discovery, error) {
DomainID: conf.DomainID,
}
}
client, err := openstack.NewClient(conf.IdentityEndpoint)
if err != nil {
return nil, err
}
tls, err := config_util.NewTLSConfig(&conf.TLSConfig)
if err != nil {
return nil, err
}
client.HTTPClient = http.Client{
Transport: &http.Transport{
IdleConnTimeout: 5 * time.Duration(conf.RefreshInterval),
TLSClientConfig: tls,
DialContext: conntrack.NewDialContextFunc(
conntrack.DialWithTracing(),
conntrack.DialWithName("openstack_sd"),
),
},
Timeout: 5 * time.Duration(conf.RefreshInterval),
}
switch conf.Role {
case OpenStackRoleHypervisor:
hypervisor := NewHypervisorDiscovery(&opts,
hypervisor := NewHypervisorDiscovery(client, &opts,
time.Duration(conf.RefreshInterval), conf.Port, conf.Region, l)
return hypervisor, nil
case OpenStackRoleInstance:
instance := NewInstanceDiscovery(&opts,
instance := NewInstanceDiscovery(client, &opts,
time.Duration(conf.RefreshInterval), conf.Port, conf.Region, l)
return instance, nil
default:

@ -535,6 +535,10 @@ region: <string>
# The port to scrape metrics from. If using the public IP address, this must
# instead be specified in the relabeling rule.
[ port: <int> | default = 80 ]
# TLS configuration.
tls_config:
[ <tls_config> ]
```
### `<file_sd_config>`

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