fix config file permissions and add haproxy configuration example

cockroach/cockroach-haproxy.cfg

@@ -0,0 +1,31 @@
+##
+##  cockroach-haproxy.cfg -- HAProxy server configuration for CockroachDB cluster
+##
+
+global
+    daemon
+    log             127.0.0.1 local0 notice
+    user            @l_nusr@
+    group           @l_ngrp@
+    maxconn         4096
+
+defaults
+    log             global
+    mode            tcp
+    option          httplog
+    option          dontlognull
+    retries         3
+    redispatch
+    maxconn         2000
+    timeout connect 5s
+    timeout client  60s
+    timeout server  60s
+
+listen cockroach 127.0.0.1:26257
+    mode            tcp
+    balance         roundrobin
+    server          server1 127.0.0.1:26258 check inter 2000 rise 2 fall 5
+    server          server2 127.0.0.1:26259 check inter 2000 rise 2 fall 5
+    server          server3 127.0.0.1:26260 check inter 2000 rise 2 fall 5
+    timeout server  20s
+

cockroach/cockroach.spec

@@ -45,6 +45,7 @@ Source2:      cockroach-sql.sh
 Source3:      cockroach-psql.sh
 Source4:      cockroach-cert.sh
 Source5:      cockroach-user.sh
+Source6:      cockroach-haproxy.cfg
 Patch0:       cockroach.patch
 
 #   build information
@@ -142,6 +143,11 @@ PreReq:       lzo, zlib
         src/github.com/cockroachdb/cockroach/cockroach.bash \
         $RPM_BUILD_ROOT%{l_prefix}/etc/cockroach/
 
+    #   install haproxy configuration
+    %{l_shtool} install -c -m 644 \
+        %{SOURCE cockroach-haproxy.cfg} \
+        $RPM_BUILD_ROOT%{l_prefix}/etc/cockroach/
+
     #   install run-command script
     %{l_shtool} install -c -m 755 %{l_value -s -a} \
         %{SOURCE rc.cockroach} $RPM_BUILD_ROOT%{l_prefix}/etc/rc.d/
@@ -149,8 +155,8 @@ PreReq:       lzo, zlib
     #   determine installation files
     %{l_rpmtool} files -v -ofiles -r$RPM_BUILD_ROOT \
         %{l_files_std} \
-        '%config %{l_prefix}/etc/cockroach/*' \
         '%attr(-,%{l_rusr},%{l_rgrp}) %{l_prefix}/etc/cockroach' \
+        '%config %attr(-,%{l_rusr},%{l_rgrp}) %{l_prefix}/etc/cockroach/*' \
         '%attr(-,%{l_rusr},%{l_rgrp}) %{l_prefix}/var/cockroach/*'
 
 %files -f files