// setup configures a new Git service routine.
func setup(c *caddy.Controller) error {
git, err := parse(c)
if err != nil {
return err
}
// repos configured with webhooks
var hookRepos []*Repo
// functions to execute at startup
var startupFuncs []func() error
// loop through all repos and and start monitoring
for i := range git {
repo := git.Repo(i)
// If a HookUrl is set, we switch to event based pulling.
// Install the url handler
if repo.Hook.URL != "" {
hookRepos = append(hookRepos, repo)
startupFuncs = append(startupFuncs, func() error {
return repo.Pull()
})
} else {
startupFuncs = append(startupFuncs, func() error {
// Start service routine in background
Start(repo)
// Do a pull right away to return error
return repo.Pull()
})
}
}
// ensure the functions are executed once per server block
// for cases like server1.com, server2.com { ... }
c.OncePerServerBlock(func() error {
for i := range startupFuncs {
c.OnStartup(startupFuncs[i])
}
return nil
})
// if there are repo(s) with webhook
// return handler
if len(hookRepos) > 0 {
webhook := &WebHook{Repos: hookRepos}
httpserver.GetConfig(c).AddMiddleware(func(next httpserver.Handler) httpserver.Handler {
webhook.Next = next
return webhook
})
}
return nil
}
// setup sets up the logging middleware.
func setup(c *caddy.Controller) error {
rules, err := logParse(c)
if err != nil {
return err
}
// Open the log files for writing when the server starts
c.OnStartup(func() error {
for i := 0; i < len(rules); i++ {
var err error
var writer io.Writer
if rules[i].OutputFile == "stdout" {
writer = os.Stdout
} else if rules[i].OutputFile == "stderr" {
writer = os.Stderr
} else if rules[i].OutputFile == "syslog" {
writer, err = gsyslog.NewLogger(gsyslog.LOG_INFO, "LOCAL0", "caddy")
if err != nil {
return err
}
} else {
var file *os.File
file, err = os.OpenFile(rules[i].OutputFile, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0644)
if err != nil {
return err
}
if rules[i].Roller != nil {
file.Close()
rules[i].Roller.Filename = rules[i].OutputFile
writer = rules[i].Roller.GetLogWriter()
} else {
rules[i].file = file
writer = file
}
}
rules[i].Log = log.New(writer, "", 0)
}
return nil
})
// When server stops, close any open log files
c.OnShutdown(func() error {
for _, rule := range rules {
if rule.file != nil {
rule.file.Close()
}
}
return nil
})
httpserver.GetConfig(c).AddMiddleware(func(next httpserver.Handler) httpserver.Handler {
return Logger{Next: next, Rules: rules, ErrorFunc: httpserver.DefaultErrorFunc}
})
return nil
}
// setup configures a new errors middleware instance.
func setup(c *caddy.Controller) error {
handler, err := errorsParse(c)
if err != nil {
return err
}
// Open the log file for writing when the server starts
c.OnStartup(func() error {
var err error
var writer io.Writer
switch handler.LogFile {
case "visible":
handler.Debug = true
case "stdout":
writer = os.Stdout
case "stderr":
writer = os.Stderr
case "syslog":
writer, err = gsyslog.NewLogger(gsyslog.LOG_ERR, "LOCAL0", "caddy")
if err != nil {
return err
}
default:
if handler.LogFile == "" {
writer = os.Stderr // default
break
}
var file *os.File
file, err = os.OpenFile(handler.LogFile, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0644)
if err != nil {
return err
}
if handler.LogRoller != nil {
file.Close()
handler.LogRoller.Filename = handler.LogFile
writer = handler.LogRoller.GetLogWriter()
} else {
writer = file
}
}
handler.Log = log.New(writer, "", 0)
return nil
})
httpserver.GetConfig(c).AddMiddleware(func(next httpserver.Handler) httpserver.Handler {
handler.Next = next
return handler
})
return nil
}