boulder/cmd/policy-loader/main.go

122 lines
3.6 KiB
Go

// Copyright 2015 ISRG. All rights reserved
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
package main
import (
"encoding/json"
"fmt"
"io/ioutil"
"os"
"github.com/letsencrypt/boulder/Godeps/_workspace/src/github.com/codegangsta/cli"
_ "github.com/letsencrypt/boulder/Godeps/_workspace/src/github.com/go-sql-driver/mysql"
"github.com/letsencrypt/boulder/sa"
"github.com/letsencrypt/boulder/cmd"
"github.com/letsencrypt/boulder/policy"
)
func main() {
app := cli.NewApp()
app.Name = "policy-loader"
app.Usage = "Loads/dumps rules into/from the policy database"
app.Version = cmd.Version()
app.Author = "Boulder contributors"
app.Email = "ca-dev@letsencrypt.org"
app.Flags = []cli.Flag{
cli.StringFlag{
Name: "config",
Value: "config.json",
EnvVar: "BOULDER_CONFIG",
Usage: "Path to Boulder JSON configuration file",
},
cli.StringFlag{
Name: "rule-file",
Value: "rules.json",
EnvVar: "BOULDER_POLICY_RULES",
Usage: "Path to Boulder policy whitelist and blacklist rule file",
},
}
app.Commands = append(app.Commands, []cli.Command{
cli.Command{
Name: "dump-rules",
Usage: "Write out whitelist and blacklist from database to a rule file",
Action: func(c *cli.Context) {
padb, ruleFile := setupFromContext(c)
ruleSet, err := padb.DumpRules()
cmd.FailOnError(err, "Couldn't retrieve whitelist rules")
var rules struct {
Blacklist []string
Whitelist []string
}
for _, r := range ruleSet.Blacklist {
rules.Blacklist = append(rules.Blacklist, r.Host)
}
for _, r := range ruleSet.Whitelist {
rules.Whitelist = append(rules.Whitelist, r.Host)
}
rulesJSON, err := json.Marshal(rules)
cmd.FailOnError(err, "Couldn't marshal rule list")
err = ioutil.WriteFile(ruleFile, rulesJSON, os.ModePerm)
cmd.FailOnError(err, "Failed to write the rule file")
fmt.Printf("# Saved rule list to %s\n", ruleFile)
},
},
cli.Command{
Name: "load-rules",
Usage: "Load whitelist and blacklist into database from a rule file",
Action: func(c *cli.Context) {
padb, ruleFile := setupFromContext(c)
rulesJSON, err := ioutil.ReadFile(ruleFile)
cmd.FailOnError(err, "Couldn't read configuration file")
rules := policy.RawRuleSet{}
err = json.Unmarshal(rulesJSON, &rules)
cmd.FailOnError(err, "Couldn't unmarshal rules list")
rs := policy.RuleSet{}
for _, r := range rules.Blacklist {
rs.Blacklist = append(rs.Blacklist, policy.BlacklistRule{Host: r})
}
for _, r := range rules.Whitelist {
rs.Whitelist = append(rs.Whitelist, policy.WhitelistRule{Host: r})
}
err = padb.LoadRules(rs)
cmd.FailOnError(err, "Couldn't load rules")
fmt.Println("# Loaded whitelist and blacklist into database")
},
},
}...)
app.Run(os.Args)
}
func setupFromContext(context *cli.Context) (*policy.PolicyAuthorityDatabaseImpl, string) {
configFileName := context.GlobalString("config")
configJSON, err := ioutil.ReadFile(configFileName)
cmd.FailOnError(err, "Couldn't read configuration file")
var c cmd.Config
err = json.Unmarshal(configJSON, &c)
cmd.FailOnError(err, "Couldn't unmarshal configuration object")
dbMap, err := sa.NewDbMap(c.PA.DBConnect)
cmd.FailOnError(err, "Failed to create DB map")
padb, err := policy.NewPolicyAuthorityDatabaseImpl(dbMap)
cmd.FailOnError(err, "Could not connect to PADB")
ruleFile := context.GlobalString("rule-file")
if ruleFile == "" {
fmt.Println("rule-file argument is required")
os.Exit(1)
}
return padb, ruleFile
}