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authorTom Gundersen <teg@jklm.no>2015-06-03 01:02:51 +0200
committerTom Gundersen <teg@jklm.no>2015-06-03 01:02:51 +0200
commitcfe907ab6eba7c304451f9588cc3b484fe72fe52 (patch)
tree922f91d14ade693c5c178bd2e38485ad0713aac7 /src
parent495968cf4e50b0380478833747c4279e19a33856 (diff)
parent3ed7e9c735219456a9b6561f9ece617fec1a7aa1 (diff)
Merge pull request #41 from mischief/ipforwarding
networkd: create "kernel" setting for IPForwarding
Diffstat (limited to 'src')
-rw-r--r--src/network/networkd-link.c6
-rw-r--r--src/network/networkd-manager.c4
-rw-r--r--src/network/networkd.h1
3 files changed, 11 insertions, 0 deletions
diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c
index f039a2d687..b30fd7ae89 100644
--- a/src/network/networkd-link.c
+++ b/src/network/networkd-link.c
@@ -1481,6 +1481,9 @@ static int link_set_ipv4_forward(Link *link) {
const char *p = NULL;
int r;
+ if (link->network->ip_forward == ADDRESS_FAMILY_KERNEL)
+ return 0;
+
p = strjoina("/proc/sys/net/ipv4/conf/", link->ifname, "/forwarding");
r = write_string_file_no_create(p, one_zero(link_ipv4_forward_enabled(link)));
if (r < 0)
@@ -1497,6 +1500,9 @@ static int link_set_ipv6_forward(Link *link) {
if (!socket_ipv6_is_supported())
return 0;
+ if (link->network->ip_forward == ADDRESS_FAMILY_KERNEL)
+ return 0;
+
p = strjoina("/proc/sys/net/ipv6/conf/", link->ifname, "/forwarding");
r = write_string_file_no_create(p, one_zero(link_ipv6_forward_enabled(link)));
if (r < 0)
diff --git a/src/network/networkd-manager.c b/src/network/networkd-manager.c
index db737ad484..2cc53df4b1 100644
--- a/src/network/networkd-manager.c
+++ b/src/network/networkd-manager.c
@@ -853,6 +853,8 @@ const char *address_family_boolean_to_string(AddressFamilyBoolean b) {
return "ipv4";
if (b == ADDRESS_FAMILY_IPV6)
return "ipv6";
+ if (b == ADDRESS_FAMILY_KERNEL)
+ return "kernel";
return NULL;
}
@@ -872,6 +874,8 @@ AddressFamilyBoolean address_family_boolean_from_string(const char *s) {
return ADDRESS_FAMILY_IPV4;
if (streq(s, "ipv6"))
return ADDRESS_FAMILY_IPV6;
+ if (streq(s, "kernel"))
+ return ADDRESS_FAMILY_KERNEL;
return _ADDRESS_FAMILY_BOOLEAN_INVALID;
}
diff --git a/src/network/networkd.h b/src/network/networkd.h
index 4b13d4aed1..49afeffe81 100644
--- a/src/network/networkd.h
+++ b/src/network/networkd.h
@@ -60,6 +60,7 @@ typedef enum AddressFamilyBoolean {
ADDRESS_FAMILY_IPV4 = 1,
ADDRESS_FAMILY_IPV6 = 2,
ADDRESS_FAMILY_YES = 3,
+ ADDRESS_FAMILY_KERNEL = 4,
_ADDRESS_FAMILY_BOOLEAN_MAX,
_ADDRESS_FAMILY_BOOLEAN_INVALID = -1,
} AddressFamilyBoolean;