"os"
"path/filepath"
"strings"
+ "sync"
"git.arvados.org/arvados.git/sdk/go/arvados"
)
+// Don't trust "passenger-config" (or "bundle install") to handle
+// concurrent installs.
+var passengerInstallMutex sync.Mutex
+
+var railsEnv = []string{
+ "ARVADOS_RAILS_LOG_TO_STDOUT=1",
+ "ARVADOS_CONFIG_NOLEGACY=1", // don't load database.yml from source tree
+}
+
+// Install a Rails application's dependencies, including phusion
+// passenger.
type installPassenger struct {
src string
- depends []bootTask
+ depends []supervisedTask
}
func (runner installPassenger) String() string {
return "installPassenger:" + runner.src
}
-func (runner installPassenger) Run(ctx context.Context, fail func(error), boot *Booter) error {
- err := boot.wait(ctx, runner.depends...)
+func (runner installPassenger) Run(ctx context.Context, fail func(error), super *Supervisor) error {
+ err := super.wait(ctx, runner.depends...)
if err != nil {
return err
}
+
+ passengerInstallMutex.Lock()
+ defer passengerInstallMutex.Unlock()
+
var buf bytes.Buffer
- err = boot.RunProgram(ctx, runner.src, &buf, nil, "gem", "list", "--details", "bundler")
+ err = super.RunProgram(ctx, runner.src, &buf, nil, "gem", "list", "--details", "bundler")
if err != nil {
return err
}
for _, version := range []string{"1.11.0", "1.17.3", "2.0.2"} {
if !strings.Contains(buf.String(), "("+version+")") {
- err = boot.RunProgram(ctx, runner.src, nil, nil, "gem", "install", "--user", "bundler:1.11", "bundler:1.17.3", "bundler:2.0.2")
+ err = super.RunProgram(ctx, runner.src, nil, nil, "gem", "install", "--user", "bundler:1.11", "bundler:1.17.3", "bundler:2.0.2")
if err != nil {
return err
}
break
}
}
- err = boot.RunProgram(ctx, runner.src, nil, nil, "bundle", "install", "--jobs", "4", "--path", filepath.Join(os.Getenv("HOME"), ".gem"))
+ err = super.RunProgram(ctx, runner.src, nil, nil, "bundle", "install", "--jobs", "4", "--path", filepath.Join(os.Getenv("HOME"), ".gem"))
if err != nil {
return err
}
- err = boot.RunProgram(ctx, runner.src, nil, nil, "bundle", "exec", "passenger-config", "build-native-support")
+ err = super.RunProgram(ctx, runner.src, nil, nil, "bundle", "exec", "passenger-config", "build-native-support")
if err != nil {
return err
}
- err = boot.RunProgram(ctx, runner.src, nil, nil, "bundle", "exec", "passenger-config", "install-standalone-runtime")
+ err = super.RunProgram(ctx, runner.src, nil, nil, "bundle", "exec", "passenger-config", "install-standalone-runtime")
if err != nil {
return err
}
- err = boot.RunProgram(ctx, runner.src, nil, nil, "bundle", "exec", "passenger-config", "validate-install")
- if err != nil {
+ err = super.RunProgram(ctx, runner.src, nil, nil, "bundle", "exec", "passenger-config", "validate-install")
+ if err != nil && !strings.Contains(err.Error(), "exit status 2") {
+ // Exit code 2 indicates there were warnings (like
+ // "other passenger installations have been detected",
+ // which we can't expect to avoid) but no errors.
+ // Other non-zero exit codes (1, 9) indicate errors.
return err
}
return nil
type runPassenger struct {
src string
svc arvados.Service
- depends []bootTask
+ depends []supervisedTask
}
func (runner runPassenger) String() string {
return "runPassenger:" + runner.src
}
-func (runner runPassenger) Run(ctx context.Context, fail func(error), boot *Booter) error {
- err := boot.wait(ctx, runner.depends...)
+func (runner runPassenger) Run(ctx context.Context, fail func(error), super *Supervisor) error {
+ err := super.wait(ctx, runner.depends...)
if err != nil {
return err
}
port, err := internalPort(runner.svc)
if err != nil {
- return fmt.Errorf("bug: no InternalURLs for component %q: %v", runner, runner.svc.InternalURLs)
+ return fmt.Errorf("bug: no internalPort for %q: %v (%#v)", runner, err, runner.svc)
+ }
+ loglevel := "4"
+ if lvl, ok := map[string]string{
+ "debug": "5",
+ "info": "4",
+ "warn": "2",
+ "warning": "2",
+ "error": "1",
+ "fatal": "0",
+ "panic": "0",
+ }[super.cluster.SystemLogs.LogLevel]; ok {
+ loglevel = lvl
}
+ super.waitShutdown.Add(1)
go func() {
- err = boot.RunProgram(ctx, runner.src, nil, nil, "bundle", "exec", "passenger", "start", "-p", port)
+ defer super.waitShutdown.Done()
+ err = super.RunProgram(ctx, runner.src, nil, railsEnv, "bundle", "exec",
+ "passenger", "start",
+ "-p", port,
+ "--log-file", "/dev/stderr",
+ "--log-level", loglevel,
+ "--no-friendly-error-pages",
+ "--pid-file", filepath.Join(super.tempdir, "passenger."+strings.Replace(runner.src, "/", "_", -1)+".pid"))
fail(err)
}()
return nil