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authorAndy Zhou <azhou@nicira.com>2015-09-10 18:44:27 -0700
committerAndy Zhou <azhou@nicira.com>2015-09-30 19:42:25 -0700
commit1bbebfb7afadac4adf209cf7f7ab69655479638b (patch)
tree28a9aef8d4afd73084bbf3264b1efbf5499369cc /INSTALL.md
parentc28a1f83b1d6028cd3bc7aae6e07bbcc5665e57a (diff)
downloadopenvswitch-1bbebfb7afadac4adf209cf7f7ab69655479638b.tar.gz
configure: add configuration options for libcap-ng
Add configuration option for enabling or disabling linking with libcap-ng. Since capabilities are a security feature, the libcapng option is handled as follows: - no option: use libcapng if it's present --disable-libcapng: do not use libcapng --enable-libcapng: do use libcapng and fail configuration if it's missing On Linux, not linking with libcapng makes all OVS daemons fail when --user option is specified. Signed-off-by: Andy Zhou <azhou@nicira.com> Acked-by: Ben Pfaff <blp@nicira.com>
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diff --git a/INSTALL.md b/INSTALL.md
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+++ b/INSTALL.md
@@ -43,6 +43,11 @@ you will need the following software:
libssl is installed, then Open vSwitch will automatically build
with support for it.
+ - libcap-ng, written by Steve Grubb, is optional but recommended. It
+ is required to run OVS daemons as a non-root user with dropped root
+ privileges. If libcap-ng is installed, then Open vSwitch will
+ automatically build with support for it.
+
- Python 2.7.
On Linux, you may choose to compile the kernel module that comes with