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const for lock file, + fix unreachable Close

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This commit is contained in:
Juan Batiz-Benet
2014-09-27 01:56:59 -07:00
parent 508a5b7a94
commit d0380b739d
2 changed files with 16 additions and 9 deletions
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12
daemon/daemon.go
View File

@ -6,11 +6,12 @@ import (
"io"
"net"
"os"
"path"
core "github.com/jbenet/go-ipfs/core"
"github.com/jbenet/go-ipfs/core/commands"
u "github.com/jbenet/go-ipfs/util"
"github.com/op/go-logging"
logging "github.com/op/go-logging"
"github.com/camlistore/lock"
ma "github.com/jbenet/go-ipfs/Godeps/_workspace/src/github.com/jbenet/go-multiaddr"
@ -18,6 +19,9 @@ import (
var log = logging.MustGetLogger("daemon")
// LockFile is the filename of the daemon lock, relative to config dir
const LockFile = "daemon.lock"
// DaemonListener listens to an initialized IPFS node and can send it commands instead of
// starting up a new set of connections
type DaemonListener struct {
@ -41,7 +45,7 @@ func NewDaemonListener(ipfsnode *core.IpfsNode, addr *ma.Multiaddr, confdir stri
return nil, err
}
lk, err := lock.Lock(confdir + "/daemon.lock")
lk, err := daemonLock(confdir)
if err != nil {
return nil, err
}
@ -133,3 +137,7 @@ func (dl *DaemonListener) Close() error {
dl.closed = true
return dl.list.Close()
}
func daemonLock(confdir string) (io.Closer, error) {
return lock.Lock(path.Join(confdir, LockFile))
}

13
daemon/daemon_client.go
View File

@ -8,7 +8,6 @@ import (
"net"
"os"
lock "github.com/camlistore/lock"
ma "github.com/jbenet/go-ipfs/Godeps/_workspace/src/github.com/jbenet/go-multiaddr"
u "github.com/jbenet/go-ipfs/util"
@ -43,10 +42,10 @@ func getDaemonAddr(confdir string) (string, error) {
return string(line), nil
}
// SendCommand issues a command (of type daemon.Command) to the daemon, if it
// is running (if not, errors out). This is done over network RPC API. The
// address of the daemon is retrieved from the configuration directory, where
// live daemons write their addresses to special files.
// SendCommand attempts to run the command over a currently-running daemon.
// If there is no running daemon, returns ErrDaemonNotRunning. This is done
// over network RPC API. The address of the daemon is retrieved from the config
// directory, where live daemons write their addresses to special files.
func SendCommand(command *Command, confdir string) error {
//check if daemon is running
log.Info("Checking if daemon is running...")
@ -55,10 +54,10 @@ func SendCommand(command *Command, confdir string) error {
if err != nil {
return err
}
lk, err := lock.Lock(confdir + "/daemon.lock")
lk, err := daemonLock(confdir)
if err == nil {
return ErrDaemonNotRunning
lk.Close()
return ErrDaemonNotRunning
}
log.Info("Daemon is running! %s", err)