email

package

v0.1.4 Latest Latest Go to latest Published: Apr 13, 2019 License: Apache-2.0 Imports: 9 Imported by: 0

Documentation ¶

Index ¶

Constants
type EmailAlertMethod
- func NewEmailAlertMethod(config *EmailAlertMethodConfig) (*EmailAlertMethod, error)
- func (e *EmailAlertMethod) BuildMessage(rule string, records []*alert.Record) (string, error)
- func (e *EmailAlertMethod) Write(ctx context.Context, rule string, records []*alert.Record) error
type EmailAlertMethodConfig

Examples ¶

EmailAlertMethod.BuildMessage

Constants ¶

View Source

const (
	EnvEmailAuthUsername = "GO_ELASTICSEARCH_ALERTS_SMTP_USERNAME"
	EnvEmailAuthPassword = "GO_ELASTICSEARCH_ALERTS_SMTP_PASSWORD"
)

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type EmailAlertMethod ¶

type EmailAlertMethod struct {
	// contains filtered or unexported fields
}

func NewEmailAlertMethod ¶

func NewEmailAlertMethod(config *EmailAlertMethodConfig) (*EmailAlertMethod, error)

NewEmailAlertMethod creates a new *EmailAlertMethod or a non-nil error if there was an error.

func (*EmailAlertMethod) BuildMessage ¶ added in v0.0.22

func (e *EmailAlertMethod) BuildMessage(rule string, records []*alert.Record) (string, error)

BuildMessage creates an email message from the provided records. It will return a non-nil error if an error occurs.

Example ¶

records := []*alert.Record{
	&alert.Record{
		Filter: "aggregations.hostname.buckets",
		Text:   "",
		Fields: []*alert.Field{
			&alert.Field{
				Key:   "foo",
				Count: 10,
			},
			&alert.Field{
				Key:   "bar",
				Count: 8,
			},
		},
	},
	&alert.Record{
		Filter: "aggregations.hostname.buckets.program.buckets",
		Text:   "",
		Fields: []*alert.Field{
			&alert.Field{
				Key:   "foo - bim",
				Count: 3,
			},
			&alert.Field{
				Key:   "foo - baz",
				Count: 7,
			},
			&alert.Field{
				Key:   "bar - hello",
				Count: 6,
			},
			&alert.Field{
				Key:   "bar - world",
				Count: 2,
			},
		},
	},
	&alert.Record{
		Filter: "hits.hits._source",
		Text:   "{\n   \"ayy\": \"lmao\"\n}\n----------------------------------------\n{\n    \"hello\": \"world\"\n}",
	},
}

em := &EmailAlertMethod{}

msg, _ := em.BuildMessage("Test Rule", records)

fmt.Println(msg)

Output:

Content-Type: text/html
Subject: Go Elasticsearch Alerts: Test Rule

<!DOCTYPE html>
<html>
<head>
<style>
table {
    font-family: arial, sans-serif;
    border-collapse: collapse;
}

td, th {
    border: 1px solid #dddddd;
    text-align: left;
    padding: 8px;
}

tr:nth-child(even) {
    background-color: #dddddd;
}
</style>
</head>
<body>
<h4>Filter path: aggregations.hostname.buckets</h4>
<table>
  <tr>
    <th>Key</th>
    <th>Count</th>
  </tr>
  <tr>
    <td>foo</td>
    <td>10</td>
  </tr>
  <tr>
    <td>bar</td>
    <td>8</td>
  </tr>
</table>

<br><h4>Filter path: aggregations.hostname.buckets.program.buckets</h4>
<table>
  <tr>
    <th>Key</th>
    <th>Count</th>
  </tr>
  <tr>
    <td>foo - bim</td>
    <td>3</td>
  </tr>
  <tr>
    <td>foo - baz</td>
    <td>7</td>
  </tr>
  <tr>
    <td>bar - hello</td>
    <td>6</td>
  </tr>
  <tr>
    <td>bar - world</td>
    <td>2</td>
  </tr>
</table>

<br><h4>Filter path: hits.hits._source</h4>
{<br>&nbsp;&nbsp;&nbsp;&#34;ayy&#34;:&nbsp;&#34;lmao&#34;<br>}<br>----------------------------------------<br>{<br>&nbsp;&nbsp;&nbsp;&nbsp;&#34;hello&#34;:&nbsp;&#34;world&#34;<br>}
<br>
</body>
</html>

func (*EmailAlertMethod) Write ¶

func (e *EmailAlertMethod) Write(ctx context.Context, rule string, records []*alert.Record) error

Write creates an email message from the records and sends it to the email address(es) specified at the creation of the EmailAlertMethod. If there was an error sending the email, it returns a non-nil error.

type EmailAlertMethodConfig ¶

type EmailAlertMethodConfig struct {
	Host     string   `mapstructure:"host"`
	Port     int      `mapstructure:"port"`
	From     string   `mapstructure:"from"`
	To       []string `mapstructure:"to"`
	Username string   `mapstructure:"username"`
	Password string   `mapstructure:"password"`
}

Source Files ¶

View all Source files

email.go

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