Implement secrets concealer in build logs

This commit is contained in:
Vaidas Jablonskis 2016-10-14 17:40:20 +01:00
parent 655cbf0f30
commit 5377c62844
5 changed files with 95 additions and 42 deletions

View file

@ -22,17 +22,18 @@ type Logger interface {
}
type Agent struct {
Update UpdateFunc
Logger LoggerFunc
Engine build.Engine
Timeout time.Duration
Platform string
Namespace string
Disable []string
Escalate []string
Netrc []string
Local string
Pull bool
Update UpdateFunc
Logger LoggerFunc
Engine build.Engine
Timeout time.Duration
Platform string
Namespace string
Disable []string
Escalate []string
Netrc []string
Local string
Pull bool
ConcealSecrets bool
}
func (a *Agent) Poll() error {
@ -188,6 +189,7 @@ func (a *Agent) exec(spec *yaml.Config, payload *model.Work, cancel <-chan bool)
return err
}
secretsReplacer := newSecretsReplacer(payload.Secrets)
timeout := time.After(time.Duration(payload.Repo.Timeout) * time.Minute)
for {
@ -227,11 +229,25 @@ func (a *Agent) exec(spec *yaml.Config, payload *model.Work, cancel <-chan bool)
pipeline.Exec()
}
case line := <-pipeline.Pipe():
// FIXME(vaijab): avoid checking a.ConcealSecrets is true everytime new line is received
if a.ConcealSecrets {
line.Out = secretsReplacer.Replace(line.Out)
}
a.Logger(line)
}
}
}
// newSecretsReplacer takes []*model.Secret as secrets and returns a list of
// secret value, "*****" pairs.
func newSecretsReplacer(secrets []*model.Secret) *strings.Replacer {
var r []string
for _, s := range secrets {
r = append(r, s.Value, "*****")
}
return strings.NewReplacer(r...)
}
func toEnv(w *model.Work) map[string]string {
envs := map[string]string{
"CI": "drone",

23
agent/agent_test.go Normal file
View file

@ -0,0 +1,23 @@
package agent
import "testing"
import "github.com/drone/drone/model"
func Test_newSecretsReplacer(t *testing.T) {
secrets := []*model.Secret{
{Name: "SECRET",
Value: "secret_value",
Images: []string{"*"},
Events: []string{"*"},
},
}
text := "This is SECRET: secret_value"
expected := "This is SECRET: *****"
secretsReplacer := newSecretsReplacer(secrets)
result := secretsReplacer.Replace(text)
if result != expected {
t.Errorf("Wanted %q, got %q.", expected, result)
}
}

View file

@ -75,6 +75,11 @@ var AgentCmd = cli.Command{
Name: "drone-secret",
Usage: "drone agent secret",
},
cli.BoolFlag{
Name: "conceal-secrets",
Usage: "conceal secrets from build logs",
EnvVar: "DRONE_CONCEAL_SECRETS",
},
cli.DurationFlag{
EnvVar: "DRONE_BACKOFF",
Name: "backoff",
@ -186,12 +191,13 @@ func start(c *cli.Context) {
drone: client,
docker: docker,
config: config{
platform: c.String("docker-os") + "/" + c.String("docker-arch"),
timeout: c.Duration("timeout"),
namespace: c.String("namespace"),
privileged: c.StringSlice("privileged"),
pull: c.BoolT("pull"),
logs: int64(c.Int("max-log-size")) * 1000000,
platform: c.String("docker-os") + "/" + c.String("docker-arch"),
timeout: c.Duration("timeout"),
namespace: c.String("namespace"),
privileged: c.StringSlice("privileged"),
pull: c.BoolT("pull"),
logs: int64(c.Int("max-log-size")) * 1000000,
concealSecrets: c.Bool("conceal-secrets"),
},
}

View file

@ -13,12 +13,13 @@ import (
)
type config struct {
platform string
namespace string
privileged []string
pull bool
logs int64
timeout time.Duration
platform string
namespace string
privileged []string
pull bool
logs int64
timeout time.Duration
concealSecrets bool
}
type pipeline struct {
@ -40,14 +41,15 @@ func (r *pipeline) run(w *model.Work) {
engine := docker.NewClient(r.docker)
a := agent.Agent{
Update: agent.NewClientUpdater(r.drone),
Logger: agent.NewClientLogger(r.drone, w.Job.ID, r.config.logs),
Engine: engine,
Timeout: r.config.timeout,
Platform: r.config.platform,
Namespace: r.config.namespace,
Escalate: r.config.privileged,
Pull: r.config.pull,
Update: agent.NewClientUpdater(r.drone),
Logger: agent.NewClientLogger(r.drone, w.Job.ID, r.config.logs),
Engine: engine,
Timeout: r.config.timeout,
Platform: r.config.platform,
Namespace: r.config.namespace,
Escalate: r.config.privileged,
Pull: r.config.pull,
ConcealSecrets: r.config.concealSecrets,
}
cancelFunc := func(m *stomp.Message) {

View file

@ -48,6 +48,11 @@ var execCmd = cli.Command{
Usage: "build secrets file in KEY=VALUE format",
EnvVar: "DRONE_SECRETS_FILE",
},
cli.BoolFlag{
Name: "conceal-secrets",
Usage: "conceal secrets from build logs",
EnvVar: "DRONE_CONCEAL_SECRETS",
},
cli.StringSliceFlag{
Name: "matrix",
Usage: "build matrix in KEY=VALUE format",
@ -326,17 +331,18 @@ func exec(c *cli.Context) error {
}
a := agent.Agent{
Update: agent.NoopUpdateFunc,
Logger: agent.TermLoggerFunc,
Engine: engine,
Timeout: c.Duration("timeout.inactivity"),
Platform: "linux/amd64",
Namespace: c.String("namespace"),
Disable: c.StringSlice("plugin"),
Escalate: c.StringSlice("privileged"),
Netrc: []string{},
Local: dir,
Pull: c.Bool("pull"),
Update: agent.NoopUpdateFunc,
Logger: agent.TermLoggerFunc,
Engine: engine,
Timeout: c.Duration("timeout.inactivity"),
Platform: "linux/amd64",
Namespace: c.String("namespace"),
Disable: c.StringSlice("plugin"),
Escalate: c.StringSlice("privileged"),
Netrc: []string{},
Local: dir,
Pull: c.Bool("pull"),
ConcealSecrets: c.Bool("conceal-secrets"),
}
payload := &model.Work{