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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 12:08:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 12:08:18 +0000 |
commit | 5da14042f70711ea5cf66e034699730335462f66 (patch) | |
tree | 0f6354ccac934ed87a2d555f45be4c831cf92f4a /src/go/collectors/go.d.plugin/modules/consul/consul.go | |
parent | Releasing debian version 1.44.3-2. (diff) | |
download | netdata-5da14042f70711ea5cf66e034699730335462f66.tar.xz netdata-5da14042f70711ea5cf66e034699730335462f66.zip |
Merging upstream version 1.45.3+dfsg.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/go/collectors/go.d.plugin/modules/consul/consul.go')
-rw-r--r-- | src/go/collectors/go.d.plugin/modules/consul/consul.go | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/src/go/collectors/go.d.plugin/modules/consul/consul.go b/src/go/collectors/go.d.plugin/modules/consul/consul.go new file mode 100644 index 000000000..9973aa219 --- /dev/null +++ b/src/go/collectors/go.d.plugin/modules/consul/consul.go @@ -0,0 +1,135 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +package consul + +import ( + _ "embed" + "errors" + "net/http" + "sync" + "time" + + "github.com/netdata/netdata/go/go.d.plugin/agent/module" + "github.com/netdata/netdata/go/go.d.plugin/pkg/prometheus" + "github.com/netdata/netdata/go/go.d.plugin/pkg/web" + + "github.com/blang/semver/v4" +) + +//go:embed "config_schema.json" +var configSchema string + +func init() { + module.Register("consul", module.Creator{ + JobConfigSchema: configSchema, + Defaults: module.Defaults{ + UpdateEvery: 1, + }, + Create: func() module.Module { return New() }, + }) +} + +func New() *Consul { + return &Consul{ + Config: Config{ + HTTP: web.HTTP{ + Request: web.Request{ + URL: "http://127.0.0.1:8500", + }, + Client: web.Client{ + Timeout: web.Duration(time.Second), + }, + }, + }, + charts: &module.Charts{}, + addGlobalChartsOnce: &sync.Once{}, + addServerAutopilotChartsOnce: &sync.Once{}, + checks: make(map[string]bool), + } +} + +type Config struct { + web.HTTP `yaml:",inline" json:""` + UpdateEvery int `yaml:"update_every" json:"update_every"` + ACLToken string `yaml:"acl_token" json:"acl_token"` +} + +type Consul struct { + module.Base + Config `yaml:",inline" json:""` + + charts *module.Charts + addGlobalChartsOnce *sync.Once + addServerAutopilotChartsOnce *sync.Once + + httpClient *http.Client + prom prometheus.Prometheus + + cfg *consulConfig + version *semver.Version + hasLeaderCharts bool + hasFollowerCharts bool + checks map[string]bool +} + +func (c *Consul) Configuration() any { + return c.Config +} + +func (c *Consul) Init() error { + if err := c.validateConfig(); err != nil { + c.Errorf("config validation: %v", err) + return err + } + + httpClient, err := c.initHTTPClient() + if err != nil { + c.Errorf("init HTTP client: %v", err) + return err + } + c.httpClient = httpClient + + prom, err := c.initPrometheusClient(httpClient) + if err != nil { + c.Errorf("init Prometheus client: %v", err) + return err + } + c.prom = prom + + return nil +} + +func (c *Consul) Check() error { + mx, err := c.collect() + if err != nil { + c.Error(err) + return err + } + if len(mx) == 0 { + return errors.New("no metrics collected") + + } + return nil +} + +func (c *Consul) Charts() *module.Charts { + return c.charts +} + +func (c *Consul) Collect() map[string]int64 { + mx, err := c.collect() + if err != nil { + c.Error(err) + } + + if len(mx) == 0 { + return nil + } + return mx +} + +func (c *Consul) Cleanup() { + if c.httpClient != nil { + c.httpClient.CloseIdleConnections() + } +} |