Improved syncthing binary path detection.

[src/xds/xds-agent.git] / lib / xdsconfig / fileconfig.go

diff --git a/lib/xdsconfig/fileconfig.go b/lib/xdsconfig/fileconfig.go
index 2795206..1ad2ea3 100644 (file)
--- a/lib/xdsconfig/fileconfig.go
+++ b/lib/xdsconfig/fileconfig.go
@@ -75,11 +75,13 @@ func updateConfigFromFile(c *Config, confFile string) (*FileConfig, error) {
        }
 
        // Support environment variables (IOW ${MY_ENV_VAR} syntax) in agent-config.json
-       for _, field := range []*string{
+       vars := []*string{
                &fCfg.LogsDir,
-               &fCfg.SThgConf.Home,
-               &fCfg.SThgConf.BinDir} {
-
+       }
+       if fCfg.SThgConf != nil {
+               vars = append(vars, &fCfg.SThgConf.Home, &fCfg.SThgConf.BinDir)
+       }
+       for _, field := range vars {
                var err error
                *field, err = common.ResolveEnvVar(*field)
                if err != nil {