It will be used for resuming CT with help CRIU. CRIU restores veth devices and configures them inside CT, so vzctl should configures them on the host side.
Signed-off-by: Andrey Vagin <ava...@openvz.org> --- include/types.h | 2 ++ scripts/vps-netns_dev_add.in | 5 ++++- src/lib/hooks_ct.c | 10 ++++++++-- src/lib/veth.c | 8 +++++--- 4 files changed, 19 insertions(+), 6 deletions(-) diff --git a/include/types.h b/include/types.h index a715a5a..63919b9 100644 --- a/include/types.h +++ b/include/types.h @@ -49,6 +49,7 @@ typedef unsigned envid_t; #define YES 1 #define NO 2 +#define CFG 2 #define ADD 0 #define DEL 1 @@ -99,6 +100,7 @@ typedef enum { SKIP_ACTION_SCRIPT = (1<<2), SKIP_UMOUNT = (1<<3), SKIP_REMOUNT = (1<<4), + SKIP_VETH_CREATE = (1<<5), } skipFlags; /** CT handler. diff --git a/scripts/vps-netns_dev_add.in b/scripts/vps-netns_dev_add.in index 60461e4..12e0eaa 100755 --- a/scripts/vps-netns_dev_add.in +++ b/scripts/vps-netns_dev_add.in @@ -40,11 +40,14 @@ vzcheckvar VEID vzcheckvar VNAME vzcheckvar HNAME +vzcheckvar ACTION if [ "x$HNAME" = "x$VNAME" ]; then vzmoveif else - vzcreatepair + if [ "$ACTION" = "add" ]; then + vzcreatepair + fi vzadjustmacs vzconfbridge fi diff --git a/src/lib/hooks_ct.c b/src/lib/hooks_ct.c index d8909b1..21e6823 100644 --- a/src/lib/hooks_ct.c +++ b/src/lib/hooks_ct.c @@ -815,7 +815,7 @@ static int ct_ip_ctl(vps_handler *h, envid_t veid, int op, const char *ipstr) static int ct_veth_ctl(vps_handler *h, envid_t veid, int op, veth_dev *dev) { int ret = -1; - char *envp[10]; + char *envp[11]; char buf[STR_SIZE]; int i = 0; @@ -847,6 +847,12 @@ static int ct_veth_ctl(vps_handler *h, envid_t veid, int op, veth_dev *dev) envp[i++] = strdup(buf); } + if (op == ADD) + snprintf(buf, sizeof(buf), "ACTION=add"); + else + snprintf(buf, sizeof(buf), "ACTION=cfg"); + envp[i++] = strdup(buf); + envp[i] = NULL; if (op == ADD) { @@ -970,7 +976,7 @@ static int ct_restore(vps_handler *h, envid_t veid, vps_param *vps_p, int cmd, cpt_param *param, skipFlags skip) { return vps_start_custom(h, veid, vps_p, - SKIP_CONFIGURE | SKIP_ACTION_SCRIPT | skip, + SKIP_CONFIGURE | SKIP_ACTION_SCRIPT | SKIP_VETH_CREATE | skip, NULL, ct_restore_fn, param); } diff --git a/src/lib/veth.c b/src/lib/veth.c index 2b63774..b1956fa 100644 --- a/src/lib/veth.c +++ b/src/lib/veth.c @@ -111,9 +111,9 @@ static int veth_ctl(vps_handler *h, envid_t veid, int op, veth_param *list, break; } logger(0, 0, "%s veth devices: %s", - op == ADD ? "Configure" : "Deleting", buf); + (op == ADD || op == CFG) ? "Configure" : "Deleting", buf); list_for_each(tmp, dev_h, list) { - if (op == ADD) { + if (op == ADD || op == CFG) { if ((ret = h->veth_ctl(h, veid, ADD, tmp))) break; if ((ret = run_vznetcfg(veid, tmp))) @@ -407,8 +407,10 @@ int vps_setup_veth(vps_handler *h, envid_t veid, dist_actions *actions, veth_ctl(h, veid, DEL, veth_del, 0); } if (!list_empty(&veth_add->dev)) { + int op = (skip & SKIP_VETH_CREATE) ? CFG : ADD; + fill_veth_dev_name(&veth_old, veth_add); - ret = veth_ctl(h, veid, ADD, veth_add, 1); + ret = veth_ctl(h, veid, op, veth_add, 1); } if (!list_empty(&veth_old.dev)) free_veth_param(&veth_old); -- 1.8.2 _______________________________________________ Devel mailing list Devel@openvz.org https://lists.openvz.org/mailman/listinfo/devel