diff options
author | Thomas Haller <thaller@redhat.com> | 2019-12-31 03:12:42 +0100 |
---|---|---|
committer | Thomas Haller <thaller@redhat.com> | 2020-01-09 10:42:31 +0100 |
commit | 385764398ebe2ca0209ed96fc4d6cf5d99e8efed (patch) | |
tree | db10843c2ac1250a41aff973ca3050a2eb58edee | |
parent | 792118558c804009cc5f50079ccfaee7967004d3 (diff) | |
download | NetworkManager-385764398ebe2ca0209ed96fc4d6cf5d99e8efed.tar.gz |
platform: implement link_gre_add via nm_platform_link_add()
-rw-r--r-- | src/platform/nm-linux-platform.c | 71 | ||||
-rw-r--r-- | src/platform/nm-platform.c | 47 | ||||
-rw-r--r-- | src/platform/nm-platform.h | 19 |
3 files changed, 45 insertions, 92 deletions
diff --git a/src/platform/nm-linux-platform.c b/src/platform/nm-linux-platform.c index 0d219adad8..a23f265ecc 100644 --- a/src/platform/nm-linux-platform.c +++ b/src/platform/nm-linux-platform.c @@ -3724,6 +3724,29 @@ _nl_msg_new_link_set_linkinfo (struct nl_msg *msg, nla_nest_end (msg, info_peer); break; } + case NM_LINK_TYPE_GRE: + case NM_LINK_TYPE_GRETAP: { + const NMPlatformLnkGre *props = extra_data; + + nm_assert (props); + nm_assert (props->is_tap == (link_type == NM_LINK_TYPE_GRETAP)); + + if (!(data = nla_nest_start (msg, IFLA_INFO_DATA))) + goto nla_put_failure; + + if (props->parent_ifindex) + NLA_PUT_U32 (msg, IFLA_GRE_LINK, props->parent_ifindex); + NLA_PUT_U32 (msg, IFLA_GRE_LOCAL, props->local); + NLA_PUT_U32 (msg, IFLA_GRE_REMOTE, props->remote); + NLA_PUT_U8 (msg, IFLA_GRE_TTL, props->ttl); + NLA_PUT_U8 (msg, IFLA_GRE_TOS, props->tos); + NLA_PUT_U8 (msg, IFLA_GRE_PMTUDISC, !!props->path_mtu_discovery); + NLA_PUT_U32 (msg, IFLA_GRE_IKEY, htonl (props->input_key)); + NLA_PUT_U32 (msg, IFLA_GRE_OKEY, htonl (props->output_key)); + NLA_PUT_U16 (msg, IFLA_GRE_IFLAGS, htons (props->input_flags)); + NLA_PUT_U16 (msg, IFLA_GRE_OFLAGS, htons (props->output_flags)); + break; + } default: nm_assert (!extra_data); break; @@ -7213,53 +7236,6 @@ nla_put_failure: } static gboolean -link_gre_add (NMPlatform *platform, - const char *name, - const NMPlatformLnkGre *props, - const NMPlatformLink **out_link) -{ - nm_auto_nlmsg struct nl_msg *nlmsg = NULL; - struct nlattr *info; - struct nlattr *data; - - nlmsg = _nl_msg_new_link (RTM_NEWLINK, - NLM_F_CREATE | NLM_F_EXCL, - 0, - name); - if (!nlmsg) - return FALSE; - - if (!(info = nla_nest_start (nlmsg, IFLA_LINKINFO))) - goto nla_put_failure; - - NLA_PUT_STRING (nlmsg, IFLA_INFO_KIND, props->is_tap ? "gretap" : "gre"); - - if (!(data = nla_nest_start (nlmsg, IFLA_INFO_DATA))) - goto nla_put_failure; - - if (props->parent_ifindex) - NLA_PUT_U32 (nlmsg, IFLA_GRE_LINK, props->parent_ifindex); - NLA_PUT_U32 (nlmsg, IFLA_GRE_LOCAL, props->local); - NLA_PUT_U32 (nlmsg, IFLA_GRE_REMOTE, props->remote); - NLA_PUT_U8 (nlmsg, IFLA_GRE_TTL, props->ttl); - NLA_PUT_U8 (nlmsg, IFLA_GRE_TOS, props->tos); - NLA_PUT_U8 (nlmsg, IFLA_GRE_PMTUDISC, !!props->path_mtu_discovery); - NLA_PUT_U32 (nlmsg, IFLA_GRE_IKEY, htonl (props->input_key)); - NLA_PUT_U32 (nlmsg, IFLA_GRE_OKEY, htonl (props->output_key)); - NLA_PUT_U16 (nlmsg, IFLA_GRE_IFLAGS, htons (props->input_flags)); - NLA_PUT_U16 (nlmsg, IFLA_GRE_OFLAGS, htons (props->output_flags)); - - nla_nest_end (nlmsg, data); - nla_nest_end (nlmsg, info); - - return (do_add_link_with_lookup (platform, - props->is_tap ? NM_LINK_TYPE_GRETAP : NM_LINK_TYPE_GRE, - name, nlmsg, out_link) >= 0); -nla_put_failure: - g_return_val_if_reached (FALSE); -} - -static gboolean link_ip6tnl_add (NMPlatform *platform, const char *name, const NMPlatformLnkIp6Tnl *props, @@ -9340,7 +9316,6 @@ nm_linux_platform_class_init (NMLinuxPlatformClass *klass) platform_class->wpan_set_short_addr = wpan_set_short_addr; platform_class->wpan_set_channel = wpan_set_channel; - platform_class->link_gre_add = link_gre_add; platform_class->link_ip6tnl_add = link_ip6tnl_add; platform_class->link_ip6gre_add = link_ip6gre_add; platform_class->link_macsec_add = link_macsec_add; diff --git a/src/platform/nm-platform.c b/src/platform/nm-platform.c index 23df7dd561..34527d3f73 100644 --- a/src/platform/nm-platform.c +++ b/src/platform/nm-platform.c @@ -1208,17 +1208,25 @@ nm_platform_link_add (NMPlatform *self, address ? ", address: " : "", address ? nm_utils_hwaddr_ntoa_buf (address, address_len, FALSE, addr_buf, sizeof (addr_buf)) : "", ({ - const char *str = ""; + char *buf_p = buf; + gsize buf_len = sizeof (buf); + + buf[0] = '\0'; switch (type) { case NM_LINK_TYPE_VETH: - str = nm_sprintf_buf (buf, ", veth-peer \"%s\"", (const char *) extra_data); + nm_sprintf_buf (buf, ", veth-peer \"%s\"", (const char *) extra_data); break; + case NM_LINK_TYPE_GRE: + case NM_LINK_TYPE_GRETAP: + nm_utils_strbuf_append_str (&buf_p, &buf_len, ", "); + nm_platform_lnk_gre_to_string ((const NMPlatformLnkGre *) extra_data, buf_p, buf_len); default: + nm_assert (!extra_data); break; } - str; + buf; })); return klass->link_add (self, type, name, parent, address, address_len, extra_data, out_link); @@ -2696,39 +2704,6 @@ nm_platform_link_vlan_set_egress_map (NMPlatform *self, int ifindex, int from, i return nm_platform_link_vlan_change (self, ifindex, 0, 0, FALSE, NULL, 0, FALSE, &map, 1); } -/** - * nm_platform_link_gre_add: - * @self: platform instance - * @name: name of the new interface - * @props: interface properties - * @out_link: on success, the link object - * - * Create a software GRE device. - */ -int -nm_platform_link_gre_add (NMPlatform *self, - const char *name, - const NMPlatformLnkGre *props, - const NMPlatformLink **out_link) -{ - int r; - - _CHECK_SELF (self, klass, -NME_BUG); - - g_return_val_if_fail (props, -NME_BUG); - g_return_val_if_fail (name, -NME_BUG); - - r = _link_add_check_existing (self, name, props->is_tap ? NM_LINK_TYPE_GRETAP : NM_LINK_TYPE_GRE, out_link); - if (r < 0) - return r; - - _LOG2D ("adding link %s", nm_platform_lnk_gre_to_string (props, NULL, 0)); - - if (!klass->link_gre_add (self, name, props, out_link)) - return -NME_UNSPEC; - return 0; -} - static int _infiniband_add_add_or_delete (NMPlatform *self, int ifindex, diff --git a/src/platform/nm-platform.h b/src/platform/nm-platform.h index 9db6874adb..3cde600084 100644 --- a/src/platform/nm-platform.h +++ b/src/platform/nm-platform.h @@ -1044,10 +1044,6 @@ typedef struct { const char *name, const NMPlatformLnkVxlan *props, const NMPlatformLink **out_link); - gboolean (*link_gre_add) (NMPlatform *self, - const char *name, - const NMPlatformLnkGre *props, - const NMPlatformLink **out_link); gboolean (*link_ip6tnl_add) (NMPlatform *self, const char *name, const NMPlatformLnkIp6Tnl *props, @@ -1425,6 +1421,17 @@ nm_platform_link_wireguard_add (NMPlatform *self, return nm_platform_link_add (self, NM_LINK_TYPE_WIREGUARD, name, 0, NULL, 0, NULL, out_link); } +static inline int +nm_platform_link_gre_add (NMPlatform *self, + const char *name, + const NMPlatformLnkGre *props, + const NMPlatformLink **out_link) +{ + g_return_val_if_fail (props, -NME_BUG); + + return nm_platform_link_add (self, props->is_tap ? NM_LINK_TYPE_GRETAP : NM_LINK_TYPE_GRE, name, 0, NULL, 0, props, out_link); +} + gboolean nm_platform_link_delete (NMPlatform *self, int ifindex); gboolean nm_platform_link_set_netns (NMPlatform *self, int ifindex, int netns_fd); @@ -1606,10 +1613,6 @@ const struct in6_addr *nm_platform_ip6_address_get_peer (const NMPlatformIP6Addr const NMPlatformIP4Address *nm_platform_ip4_address_get (NMPlatform *self, int ifindex, in_addr_t address, guint8 plen, in_addr_t peer_address); -int nm_platform_link_gre_add (NMPlatform *self, - const char *name, - const NMPlatformLnkGre *props, - const NMPlatformLink **out_link); int nm_platform_link_ip6tnl_add (NMPlatform *self, const char *name, const NMPlatformLnkIp6Tnl *props, |