mirror of
https://blitiri.com.ar/repos/chasquid
synced 2025-12-17 14:37:02 +00:00
b1fe4f81f9
Currently, the config package logs errors itself, in addition to returning them. That is confusing and results in some duplication of logging. This patch makes config just return errors, and adjusts the callers to log them properly.
98 lines
2.5 KiB
Go
98 lines
2.5 KiB
Go
// Package config implements the chasquid configuration.
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package config
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// Generate the config protobuf.
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//go:generate protoc --go_out=. --go_opt=paths=source_relative config.proto
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import (
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"fmt"
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"io/ioutil"
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"os"
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"blitiri.com.ar/go/log"
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"google.golang.org/protobuf/encoding/prototext"
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)
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// Load the config from the given file.
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func Load(path string) (*Config, error) {
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c := &Config{}
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buf, err := ioutil.ReadFile(path)
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if err != nil {
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return nil, fmt.Errorf("failed to read config at %q: %v", path, err)
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}
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err = prototext.Unmarshal(buf, c)
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if err != nil {
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return nil, fmt.Errorf("parsing config: %v", err)
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}
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// Fill in defaults for anything that's missing.
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if c.Hostname == "" {
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c.Hostname, err = os.Hostname()
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if err != nil {
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return nil, fmt.Errorf("could not get hostname: %v", err)
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}
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}
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if c.MaxDataSizeMb == 0 {
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c.MaxDataSizeMb = 50
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}
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if len(c.SmtpAddress) == 0 {
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c.SmtpAddress = append(c.SmtpAddress, "systemd")
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}
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if len(c.SubmissionAddress) == 0 {
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c.SubmissionAddress = append(c.SubmissionAddress, "systemd")
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}
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if len(c.SubmissionOverTlsAddress) == 0 {
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c.SubmissionOverTlsAddress = append(c.SubmissionOverTlsAddress, "systemd")
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}
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if c.MailDeliveryAgentBin == "" {
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c.MailDeliveryAgentBin = "maildrop"
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}
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if len(c.MailDeliveryAgentArgs) == 0 {
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c.MailDeliveryAgentArgs = append(c.MailDeliveryAgentArgs,
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"-f", "%from%", "-d", "%to_user%")
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}
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if c.DataDir == "" {
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c.DataDir = "/var/lib/chasquid"
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}
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if c.SuffixSeparators == "" {
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c.SuffixSeparators = "+"
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}
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if c.DropCharacters == "" {
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c.DropCharacters = "."
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}
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if c.MailLogPath == "" {
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c.MailLogPath = "<syslog>"
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}
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return c, nil
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}
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// LogConfig logs the given configuration, in a human-friendly way.
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func LogConfig(c *Config) {
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log.Infof("Configuration:")
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log.Infof(" Hostname: %q", c.Hostname)
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log.Infof(" Max data size (MB): %d", c.MaxDataSizeMb)
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log.Infof(" SMTP Addresses: %v", c.SmtpAddress)
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log.Infof(" Submission Addresses: %v", c.SubmissionAddress)
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log.Infof(" Submission+TLS Addresses: %v", c.SubmissionOverTlsAddress)
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log.Infof(" Monitoring address: %s", c.MonitoringAddress)
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log.Infof(" MDA: %s %v", c.MailDeliveryAgentBin, c.MailDeliveryAgentArgs)
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log.Infof(" Data directory: %s", c.DataDir)
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log.Infof(" Suffix separators: %s", c.SuffixSeparators)
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log.Infof(" Drop characters: %s", c.DropCharacters)
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log.Infof(" Mail log: %s", c.MailLogPath)
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log.Infof(" Dovecot auth: %v (%q, %q)",
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c.DovecotAuth, c.DovecotUserdbPath, c.DovecotClientPath)
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}
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