[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[PULL 45/92] net: relocate paths to helpers and scripts
From: |
Paolo Bonzini |
Subject: |
[PULL 45/92] net: relocate paths to helpers and scripts |
Date: |
Thu, 24 Sep 2020 05:22:27 -0400 |
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
include/net/net.h | 4 ++--
net/tap.c | 26 +++++++++++++++++++-------
2 files changed, 21 insertions(+), 9 deletions(-)
diff --git a/include/net/net.h b/include/net/net.h
index e7ef42d62b..897b2d7595 100644
--- a/include/net/net.h
+++ b/include/net/net.h
@@ -209,8 +209,8 @@ void netdev_add(QemuOpts *opts, Error **errp);
int net_hub_id_for_client(NetClientState *nc, int *id);
NetClientState *net_hub_port_find(int hub_id);
-#define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
-#define DEFAULT_NETWORK_DOWN_SCRIPT "/etc/qemu-ifdown"
+#define DEFAULT_NETWORK_SCRIPT CONFIG_SYSCONFDIR "/qemu-ifup"
+#define DEFAULT_NETWORK_DOWN_SCRIPT CONFIG_SYSCONFDIR "/qemu-ifdown"
#define DEFAULT_BRIDGE_HELPER CONFIG_QEMU_HELPERDIR "/qemu-bridge-helper"
#define DEFAULT_BRIDGE_INTERFACE "br0"
diff --git a/net/tap.c b/net/tap.c
index 14dc904fca..04ce72dd2f 100644
--- a/net/tap.c
+++ b/net/tap.c
@@ -478,6 +478,7 @@ static int net_bridge_run_helper(const char *helper, const
char *bridge,
Error **errp)
{
sigset_t oldmask, mask;
+ g_autofree char *default_helper = NULL;
int pid, status;
char *args[5];
char **parg;
@@ -487,6 +488,10 @@ static int net_bridge_run_helper(const char *helper, const
char *bridge,
sigaddset(&mask, SIGCHLD);
sigprocmask(SIG_BLOCK, &mask, &oldmask);
+ if (!helper) {
+ helper = default_helper = get_relocated_path(DEFAULT_BRIDGE_HELPER);
+ }
+
if (socketpair(PF_UNIX, SOCK_STREAM, 0, sv) == -1) {
error_setg_errno(errp, errno, "socketpair() failed");
return -1;
@@ -588,8 +593,7 @@ int net_init_bridge(const Netdev *netdev, const char *name,
assert(netdev->type == NET_CLIENT_DRIVER_BRIDGE);
bridge = &netdev->u.bridge;
-
- helper = bridge->has_helper ? bridge->helper : DEFAULT_BRIDGE_HELPER;
+ helper = bridge->has_helper ? bridge->helper : NULL;
br = bridge->has_br ? bridge->br : DEFAULT_BRIDGE_INTERFACE;
fd = net_bridge_run_helper(helper, br, errp);
@@ -773,8 +777,8 @@ int net_init_tap(const Netdev *netdev, const char *name,
const NetdevTapOptions *tap;
int fd, vnet_hdr = 0, i = 0, queues;
/* for the no-fd, no-helper case */
- const char *script = NULL; /* suppress wrong "uninit'd use" gcc warning */
- const char *downscript = NULL;
+ const char *script;
+ const char *downscript;
Error *err = NULL;
const char *vhostfdname;
char ifname[128];
@@ -784,6 +788,8 @@ int net_init_tap(const Netdev *netdev, const char *name,
tap = &netdev->u.tap;
queues = tap->has_queues ? tap->queues : 1;
vhostfdname = tap->has_vhostfd ? tap->vhostfd : NULL;
+ script = tap->has_script ? tap->script : NULL;
+ downscript = tap->has_downscript ? tap->downscript : NULL;
/* QEMU hubs do not support multiqueue tap, in this case peer is set.
* For -netdev, peer is always NULL. */
@@ -934,13 +940,19 @@ free_fail:
return -1;
}
} else {
+ g_autofree char *default_script = NULL;
+ g_autofree char *default_downscript = NULL;
if (tap->has_vhostfds) {
error_setg(errp, "vhostfds= is invalid if fds= wasn't specified");
return -1;
}
- script = tap->has_script ? tap->script : DEFAULT_NETWORK_SCRIPT;
- downscript = tap->has_downscript ? tap->downscript :
- DEFAULT_NETWORK_DOWN_SCRIPT;
+
+ if (!script) {
+ script = default_script =
get_relocated_path(DEFAULT_NETWORK_SCRIPT);
+ }
+ if (!downscript) {
+ downscript = default_downscript =
get_relocated_path(DEFAULT_NETWORK_SCRIPT);
+ }
if (tap->has_ifname) {
pstrcpy(ifname, sizeof ifname, tap->ifname);
--
2.26.2
- [PULL 34/92] configure: move cocoa option to Meson, (continued)
- [PULL 34/92] configure: move cocoa option to Meson, Paolo Bonzini, 2020/09/24
- [PULL 40/92] fuzz: use qemu_get_exec_dir, Paolo Bonzini, 2020/09/24
- [PULL 42/92] cutils: introduce get_relocated_path, Paolo Bonzini, 2020/09/24
- [PULL 44/92] module: relocate path to modules, Paolo Bonzini, 2020/09/24
- [PULL 51/92] configure: use a platform-neutral prefix, Paolo Bonzini, 2020/09/24
- [PULL 50/92] ui: relocate paths to icons and translations, Paolo Bonzini, 2020/09/24
- [PULL 48/92] qemu-bridge-helper: relocate path to default ACL, Paolo Bonzini, 2020/09/24
- [PULL 52/92] hw/i386/q35: Remove unreachable Xen code on Q35 machine, Paolo Bonzini, 2020/09/24
- [PULL 43/92] oslib-posix: relocate path to /var, Paolo Bonzini, 2020/09/24
- [PULL 47/92] vl: relocate path to configuration file, Paolo Bonzini, 2020/09/24
- [PULL 45/92] net: relocate paths to helpers and scripts,
Paolo Bonzini <=
- [PULL 53/92] exec: Remove MemoryRegion::global_locking field, Paolo Bonzini, 2020/09/24
- [PULL 49/92] qga: relocate path to default configuration and hook, Paolo Bonzini, 2020/09/24
- [PULL 55/92] meson: fix installation of keymaps, Paolo Bonzini, 2020/09/24
- [PULL 54/92] checkpatch: avoid error on cover letter files, Paolo Bonzini, 2020/09/24
- [PULL 58/92] tests/tcg: reinstate or replace desired parts of rules.mak, Paolo Bonzini, 2020/09/24
- [PULL 57/92] oss-fuzz: move linker arg to fix coverage-build, Paolo Bonzini, 2020/09/24
- [PULL 56/92] configure: fix performance regression due to PIC objects, Paolo Bonzini, 2020/09/24
- [PULL 63/92] smp: drop support for deprecated (invalid topologies), Paolo Bonzini, 2020/09/24
- [PULL 59/92] configure: cleanup invocation of submodule Make, Paolo Bonzini, 2020/09/24
- [PULL 61/92] configure: do not clobber environment CFLAGS/CXXFLAGS/LDFLAGS, Paolo Bonzini, 2020/09/24