alertmanager/cli/format/format_extended.go

140 lines
4.2 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/api/v2/models"
"github.com/prometheus/alertmanager/pkg/labels"
)
type ExtendedFormatter struct {
writer io.Writer
}
func init() {
Formatters["extended"] = &ExtendedFormatter{writer: os.Stdout}
}
func (formatter *ExtendedFormatter) SetOutput(writer io.Writer) {
formatter.writer = writer
}
// FormatSilences formats the silences into a readable string
func (formatter *ExtendedFormatter) FormatSilences(silences []models.GettableSilence) error {
w := tabwriter.NewWriter(formatter.writer, 0, 0, 2, ' ', 0)
sort.Sort(ByEndAt(silences))
fmt.Fprintln(w, "ID\tMatchers\tStarts At\tEnds At\tUpdated At\tCreated By\tComment\t")
for _, silence := range silences {
fmt.Fprintf(
w,
"%s\t%s\t%s\t%s\t%s\t%s\t%s\t\n",
*silence.ID,
extendedFormatMatchers(silence.Matchers),
FormatDate(*silence.Silence.StartsAt),
FormatDate(*silence.Silence.EndsAt),
FormatDate(*silence.UpdatedAt),
*silence.CreatedBy,
*silence.Comment,
)
}
return w.Flush()
}
// FormatAlerts formats the alerts into a readable string
func (formatter *ExtendedFormatter) FormatAlerts(alerts []*models.GettableAlert) error {
w := tabwriter.NewWriter(formatter.writer, 0, 0, 2, ' ', 0)
sort.Sort(ByStartsAt(alerts))
fmt.Fprintln(w, "Labels\tAnnotations\tStarts At\tEnds At\tGenerator URL\tState\t")
for _, alert := range alerts {
fmt.Fprintf(
w,
"%s\t%s\t%s\t%s\t%s\t%s\t\n",
extendedFormatLabels(alert.Labels),
extendedFormatAnnotations(alert.Annotations),
FormatDate(*alert.StartsAt),
FormatDate(*alert.EndsAt),
alert.GeneratorURL,
*alert.Status.State,
)
}
return w.Flush()
}
// FormatConfig formats the alertmanager status information into a readable string
func (formatter *ExtendedFormatter) FormatConfig(status *models.AlertmanagerStatus) error {
fmt.Fprintln(formatter.writer, status.Config.Original)
fmt.Fprintln(formatter.writer, "buildUser", status.VersionInfo.BuildUser)
fmt.Fprintln(formatter.writer, "goVersion", status.VersionInfo.GoVersion)
fmt.Fprintln(formatter.writer, "revision", status.VersionInfo.Revision)
fmt.Fprintln(formatter.writer, "version", status.VersionInfo.Version)
fmt.Fprintln(formatter.writer, "branch", status.VersionInfo.Branch)
fmt.Fprintln(formatter.writer, "buildDate", status.VersionInfo.BuildDate)
fmt.Fprintln(formatter.writer, "uptime", status.Uptime)
return nil
}
// FormatClusterStatus formats the cluster status with peers into a readable string.
func (formatter *ExtendedFormatter) FormatClusterStatus(status *models.ClusterStatus) error {
w := tabwriter.NewWriter(formatter.writer, 0, 0, 2, ' ', 0)
fmt.Fprintf(w,
"Cluster Status:\t%s\nNode Name:\t%s\n\n",
*status.Status,
status.Name,
)
fmt.Fprintln(w, "Address\tName")
sort.Sort(ByAddress(status.Peers))
for _, peer := range status.Peers {
fmt.Fprintf(
w,
"%s\t%s\t\n",
*peer.Address,
*peer.Name,
)
}
return w.Flush()
}
func extendedFormatLabels(labels models.LabelSet) string {
output := []string{}
for name, value := range labels {
output = append(output, fmt.Sprintf("%s=\"%s\"", name, value))
}
sort.Strings(output)
return strings.Join(output, " ")
}
func extendedFormatAnnotations(labels models.LabelSet) string {
output := []string{}
for name, value := range labels {
output = append(output, fmt.Sprintf("%s=\"%s\"", name, value))
}
sort.Strings(output)
return strings.Join(output, " ")
}
func extendedFormatMatchers(matchers models.Matchers) string {
lms := labels.Matchers{}
for _, matcher := range matchers {
lms = append(lms, labelsMatcher(*matcher))
}
return lms.String()
}