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authorSebastien Douheret <sebastien.douheret@iot.bzh>2017-09-18 17:46:09 +0200
committerSebastien Douheret <sebastien.douheret@iot.bzh>2017-09-18 18:13:44 +0200
commit8d6d7494cf0f9c0f14b5082820082e85576a41da (patch)
tree4c91cc3a38239a736afa248fda18114fa4bdf6b4 /lib/syncthing/st.go
parent41109938056e2c0ca3af355de8947380e9a3b557 (diff)
Improved syncthing binary path detection.
Signed-off-by: Sebastien Douheret <sebastien.douheret@iot.bzh>
Diffstat (limited to 'lib/syncthing/st.go')
-rw-r--r--lib/syncthing/st.go28
1 files changed, 15 insertions, 13 deletions
diff --git a/lib/syncthing/st.go b/lib/syncthing/st.go
index 1f78757..660738d 100644
--- a/lib/syncthing/st.go
+++ b/lib/syncthing/st.go
@@ -48,7 +48,6 @@ type ExitChan struct {
// NewSyncThing creates a new instance of Syncthing
func NewSyncThing(conf *xdsconfig.Config, log *logrus.Logger) *SyncThing {
var url, apiKey, home, binDir string
- var err error
stCfg := conf.FileConf.SThgConf
if stCfg != nil {
@@ -66,13 +65,7 @@ func NewSyncThing(conf *xdsconfig.Config, log *logrus.Logger) *SyncThing {
}
if home == "" {
- home = "/mnt/share"
- }
-
- if binDir == "" {
- if binDir, err = filepath.Abs(filepath.Dir(os.Args[0])); err != nil {
- binDir = "/usr/local/bin"
- }
+ panic("home parameter must be set")
}
s := SyncThing{
@@ -89,6 +82,8 @@ func NewSyncThing(conf *xdsconfig.Config, log *logrus.Logger) *SyncThing {
// Start Starts syncthing process
func (s *SyncThing) startProc(exeName string, args []string, env []string, eChan *chan ExitChan) (*exec.Cmd, error) {
+ var err error
+ var exePath string
// Kill existing process (useful for debug ;-) )
if os.Getenv("DEBUG_MODE") != "" {
@@ -98,16 +93,23 @@ func (s *SyncThing) startProc(exeName string, args []string, env []string, eChan
// When not set (or set to '.') set bin to path of xds-agent executable
bdir := s.binDir
if bdir == "" || bdir == "." {
- if dir, err := filepath.Abs(filepath.Dir(os.Args[0])); err == nil {
- bdir = dir
+ exe, _ := os.Executable()
+ if exeAbsPath, err := filepath.Abs(exe); err == nil {
+ if exePath, err := filepath.EvalSymlinks(exeAbsPath); err == nil {
+ bdir = filepath.Dir(exePath)
+ }
}
}
- path, err := exec.LookPath(path.Join(bdir, exeName))
+ exePath, err = exec.LookPath(path.Join(bdir, exeName))
if err != nil {
- return nil, fmt.Errorf("Cannot find %s executable in %s", exeName, bdir)
+ // Let's try in /opt/AGL/bin
+ exePath, err = exec.LookPath(path.Join("opt", "AGL", "bin", exeName))
+ if err != nil {
+ return nil, fmt.Errorf("Cannot find %s executable in %s", exeName, bdir)
+ }
}
- cmd := exec.Command(path, args...)
+ cmd := exec.Command(exePath, args...)
cmd.Env = os.Environ()
for _, ev := range env {
cmd.Env = append(cmd.Env, ev)