// commandShouldRunOnDaemon determines, from commmand details, whether a
// command ought to be executed on an IPFS daemon.
//
// It returns a client if the command should be executed on a daemon and nil if
// it should be executed on a client. It returns an error if the command must
// NOT be executed on either.
func commandShouldRunOnDaemon(details cmdDetails, req cmds.Request, root *cmds.Command) (cmdsHttp.Client, error) {
path := req.Path()
// root command.
if len(path) < 1 {
return nil, nil
}
if details.cannotRunOnClient && details.cannotRunOnDaemon {
return nil, fmt.Errorf("command disabled: %s", path[0])
}
if details.doesNotUseRepo && details.canRunOnClient() {
return nil, nil
}
// at this point need to know whether api is running. we defer
// to this point so that we dont check unnecessarily
// did user specify an api to use for this command?
apiAddrStr, _, err := req.Option(coreCmds.ApiOption).String()
if err != nil {
return nil, err
}
client, err := getApiClient(req.InvocContext().ConfigRoot, apiAddrStr)
if err == repo.ErrApiNotRunning {
if apiAddrStr != "" && req.Command() != daemonCmd {
// if user SPECIFIED an api, and this cmd is not daemon
// we MUST use it. so error out.
return nil, err
}
// ok for api not to be running
} else if err != nil { // some other api error
return nil, err
}
if client != nil { // daemon is running
if details.cannotRunOnDaemon {
e := "cannot use API with this command."
// check if daemon locked. legacy error text, for now.
daemonLocked, _ := fsrepo.LockedByOtherProcess(req.InvocContext().ConfigRoot)
if daemonLocked {
e = "ipfs daemon is running. please stop it to run this command"
}
return nil, cmds.ClientError(e)
}
return client, nil
}
if details.cannotRunOnClient {
return nil, cmds.ClientError("must run on the ipfs daemon")
}
return nil, nil
}
Tagline: "Initializes IPFS config file",
ShortDescription: "Initializes IPFS configuration files and generates a new keypair.",
},
Options: []cmds.Option{
cmds.IntOption("bits", "b", fmt.Sprintf("Number of bits to use in the generated RSA private key (defaults to %d)", nBitsForKeypairDefault)),
cmds.BoolOption("force", "f", "Overwrite existing config (if it exists)"),
cmds.BoolOption("empty-repo", "e", "Don't add and pin help files to the local storage"),
// TODO need to decide whether to expose the override as a file or a
// directory. That is: should we allow the user to also specify the
// name of the file?
// TODO cmds.StringOption("event-logs", "l", "Location for machine-readable event logs"),
},
PreRun: func(req cmds.Request) error {
daemonLocked, err := fsrepo.LockedByOtherProcess(req.InvocContext().ConfigRoot)
if err != nil {
return err
}
log.Info("checking if daemon is running...")
if daemonLocked {
e := "ipfs daemon is running. please stop it to run this command"
return cmds.ClientError(e)
}
return nil
},
Run: func(req cmds.Request, res cmds.Response) {
if req.InvocContext().Online {
res.SetError(errors.New("init must be run offline only!"), cmds.ErrNormal)