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internal/config: fix on config change

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Signed-off-by: Bobby DeSimone <bobbydesimone@gmail.com>
This commit is contained in:
Bobby DeSimone 2019-10-02 22:48:41 -07:00
parent 83a30d80a5
commit f73d3a09ac
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GPG key ID: AEE4CF12FE86D07E
2 changed files with 10 additions and 5 deletions
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6
cmd/pomerium/main.go
View file

@ -9,7 +9,6 @@ import (
"github.com/fsnotify/fsnotify"
"github.com/gorilla/mux"
"github.com/spf13/viper"
"google.golang.org/grpc"
"github.com/pomerium/pomerium/authenticate"
@ -77,9 +76,7 @@ func run() error {
defer proxy.AuthorizeClient.Close()
}
go viper.WatchConfig()
viper.OnConfigChange(func(e fsnotify.Event) {
opt.OnConfigChange(func(e fsnotify.Event) {
log.Info().Str("file", e.Name).Msg("cmd/pomerium: config file changed")
opt = config.HandleConfigUpdate(*configFile, opt, []config.OptionsUpdater{authz, proxy})
})
@ -112,7 +109,6 @@ func newAuthorizeService(opt config.Options, wg *sync.WaitGroup) (*authorize.Aut
if !config.IsAuthorize(opt.Services) {
return nil, nil
}
log.Info().Interface("opts", opt).Msg("newAuthorizeService")
service, err := authorize.New(opt)
if err != nil {
return nil, err

9
internal/config/options.go
View file

@ -11,6 +11,7 @@ import (
"strings"
"time"
"github.com/fsnotify/fsnotify"
"github.com/pomerium/pomerium/internal/cryptutil"
"github.com/pomerium/pomerium/internal/log"
"github.com/pomerium/pomerium/internal/telemetry/metrics"
@ -220,6 +221,7 @@ func NewOptionsFromConfig(configFile string) (*Options, error) {
log.Warn().Err(err).Msg("internal/config: could not parse config checksum into decimal")
}
metrics.SetConfigChecksum(o.Services, checksumDec)
return o, nil
}
@ -281,6 +283,13 @@ func (o *Options) parsePolicy() error {
return nil
}
// OnConfigChange starts a go routine and watches for any changes. If any are
// detected, via an fsnotify event the provided function is run.
func (o *Options) OnConfigChange(run func(in fsnotify.Event)) {
go o.viper.WatchConfig()
o.viper.OnConfigChange(run)
}
func (o *Options) viperUnmarshalKey(key string, rawVal interface{}) error {
return o.viper.UnmarshalKey(key, &rawVal)
}