108 lines
3.3 KiB
Go
108 lines
3.3 KiB
Go
// Copyright 2018 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package main
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import (
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"gopkg.in/yaml.v2"
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"io/ioutil"
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"os"
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"github.com/google/alertmanager-irc-relay/logging"
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)
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const (
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defaultMsgOnceTemplate = "Alert {{ .GroupLabels.alertname }} for {{ .GroupLabels.job }} is {{ .Status }}"
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defaultMsgTemplate = "Alert {{ .Labels.alertname }} on {{ .Labels.instance }} is {{ .Status }}"
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)
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type IRCChannel struct {
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Name string `yaml:"name"`
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Password string `yaml:"password"`
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}
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type Config struct {
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HTTPHost string `yaml:"http_host"`
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HTTPPort int `yaml:"http_port"`
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IRCNick string `yaml:"irc_nickname"`
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IRCNickPass string `yaml:"irc_nickname_password"`
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IRCRealName string `yaml:"irc_realname"`
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IRCHost string `yaml:"irc_host"`
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IRCPort int `yaml:"irc_port"`
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IRCHostPass string `yaml:"irc_host_password"`
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IRCUseSSL bool `yaml:"irc_use_ssl"`
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IRCVerifySSL bool `yaml:"irc_verify_ssl"`
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IRCChannels []IRCChannel `yaml:"irc_channels"`
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MsgTemplate string `yaml:"msg_template"`
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MsgOnce bool `yaml:"msg_once_per_alert_group"`
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UsePrivmsg bool `yaml:"use_privmsg"`
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AlertBufferSize int `yaml:"alert_buffer_size"`
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NickservName string `yaml:"nickserv_name"`
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NickservIdentifyPatterns []string `yaml:"nickserv_identify_patterns"`
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ChanservName string `yaml:"chanserv_name"`
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}
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func LoadConfig(configFile string) (*Config, error) {
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config := &Config{
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HTTPHost: "localhost",
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HTTPPort: 8000,
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IRCNick: "alertmanager-irc-relay",
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IRCNickPass: "",
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IRCRealName: "Alertmanager IRC Relay",
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IRCHost: "example.com",
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IRCPort: 7000,
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IRCHostPass: "",
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IRCUseSSL: true,
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IRCVerifySSL: true,
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IRCChannels: []IRCChannel{},
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MsgOnce: false,
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UsePrivmsg: false,
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AlertBufferSize: 2048,
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NickservName: "NickServ",
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NickservIdentifyPatterns: []string{
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"Please choose a different nickname, or identify via",
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"identify via /msg NickServ identify <password>",
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"type /msg NickServ IDENTIFY password",
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"authenticate yourself to services with the IDENTIFY command",
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},
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ChanservName: "ChanServ",
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}
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if configFile != "" {
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data, err := ioutil.ReadFile(configFile)
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if err != nil {
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return nil, err
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}
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data = []byte(os.ExpandEnv(string(data)))
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if err := yaml.Unmarshal(data, config); err != nil {
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return nil, err
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}
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}
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// Set default template if config does not have one.
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if config.MsgTemplate == "" {
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if config.MsgOnce {
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config.MsgTemplate = defaultMsgOnceTemplate
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} else {
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config.MsgTemplate = defaultMsgTemplate
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}
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}
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loadedConfig, _ := yaml.Marshal(config)
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logging.Debug("Loaded config:\n%s", loadedConfig)
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return config, nil
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}
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