alertmanager/cli/format/format_simple.go

93 lines
2.4 KiB
Go

// Copyright 2018 Prometheus Team
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package format
import (
"fmt"
"io"
"os"
"sort"
"strings"
"text/tabwriter"
"github.com/prometheus/alertmanager/client"
"github.com/prometheus/alertmanager/types"
)
type SimpleFormatter struct {
writer io.Writer
}
func init() {
Formatters["simple"] = &SimpleFormatter{writer: os.Stdout}
}
func (formatter *SimpleFormatter) SetOutput(writer io.Writer) {
formatter.writer = writer
}
func (formatter *SimpleFormatter) FormatSilences(silences []types.Silence) error {
w := tabwriter.NewWriter(formatter.writer, 0, 0, 2, ' ', 0)
sort.Sort(ByEndAt(silences))
fmt.Fprintln(w, "ID\tMatchers\tEnds At\tCreated By\tComment\t")
for _, silence := range silences {
fmt.Fprintf(
w,
"%s\t%s\t%s\t%s\t%s\t\n",
silence.ID,
simpleFormatMatchers(silence.Matchers),
FormatDate(silence.EndsAt),
silence.CreatedBy,
silence.Comment,
)
}
return w.Flush()
}
func (formatter *SimpleFormatter) FormatAlerts(alerts []*client.ExtendedAlert) error {
w := tabwriter.NewWriter(formatter.writer, 0, 0, 2, ' ', 0)
sort.Sort(ByStartsAt(alerts))
fmt.Fprintln(w, "Alertname\tStarts At\tSummary\t")
for _, alert := range alerts {
fmt.Fprintf(
w,
"%s\t%s\t%s\t\n",
alert.Labels["alertname"],
FormatDate(alert.StartsAt),
alert.Annotations["summary"],
)
}
return w.Flush()
}
func (formatter *SimpleFormatter) FormatConfig(status *client.ServerStatus) error {
fmt.Fprintln(formatter.writer, status.ConfigYAML)
return nil
}
func simpleFormatMatchers(matchers types.Matchers) string {
output := []string{}
for _, matcher := range matchers {
output = append(output, simpleFormatMatcher(*matcher))
}
return strings.Join(output, " ")
}
func simpleFormatMatcher(matcher types.Matcher) string {
if matcher.IsRegex {
return fmt.Sprintf("%s=~%s", matcher.Name, matcher.Value)
}
return fmt.Sprintf("%s=%s", matcher.Name, matcher.Value)
}