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Destroy feth devices before creating to delete old ones if they were left behind (MacEthernetTap).

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This commit is contained in:
Adam Ierymenko 2019-03-29 12:14:03 -07:00
parent 92f199ab98
commit 92c811deb7
1 changed files with 5 additions and 1 deletions
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6
osdep/MacEthernetTapAgent.c
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@ -245,13 +245,17 @@ int main(int argc,char **argv)
return ZT_MACETHERNETTAPAGENT_EXIT_CODE_UNABLE_TO_CREATE;
}
snprintf(s_deviceName,sizeof(s_deviceName),"feth%d",deviceNo);
snprintf(s_peerDeviceName,sizeof(s_peerDeviceName),"feth%d",deviceNo+5000);
run(P_IFCONFIG,s_peerDeviceName,"destroy",(char *)0);
usleep(10);
run(P_IFCONFIG,s_deviceName,"destroy",(char *)0);
usleep(10);
if (run(P_IFCONFIG,s_peerDeviceName,"create",(char *)0) != 0) {
fprintf(stderr,"E unable to create %s\n",s_deviceName);
return ZT_MACETHERNETTAPAGENT_EXIT_CODE_UNABLE_TO_CREATE;
}
usleep(10);
snprintf(s_deviceName,sizeof(s_deviceName),"feth%d",deviceNo);
if (run(P_IFCONFIG,s_deviceName,"create",(char *)0) != 0) {
fprintf(stderr,"E unable to create %s\n",s_deviceName);
return ZT_MACETHERNETTAPAGENT_EXIT_CODE_UNABLE_TO_CREATE;