[lxc-devel] [lxc/master] 2016 04 08/lxc attach simplify and log

hallyn on Github lxc-bot at linuxcontainers.org
Sun Apr 10 03:11:44 UTC 2016


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From 366101ee3815e966ce8054df916f9cadd5132cf6 Mon Sep 17 00:00:00 2001
From: Christian Brauner <christian.brauner at mailbox.org>
Date: Fri, 8 Apr 2016 22:43:51 +0200
Subject: [PATCH 1/2] add minimal test whether pty logging works

Signed-off-by: Christian Brauner <christian.brauner at mailbox.org>
---
 src/tests/lxc-test-lxc-attach | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/tests/lxc-test-lxc-attach b/src/tests/lxc-test-lxc-attach
index 664b028..2bd2205 100755
--- a/src/tests/lxc-test-lxc-attach
+++ b/src/tests/lxc-test-lxc-attach
@@ -60,7 +60,7 @@ lxc-wait -n busy -s RUNNING || FAIL "waiting for busybox container to run"
 # stderr --> attached to pty
 attach=$(lxc-attach -n busy -- hostname || FAIL " to allocate or setup pty")
 if [ "$attach" != "busy" ]; then
-        FAIL " simple attach"
+        FAIL " lxc-attach -n busy -- hostname"
 fi
 
 # stdin  --> /dev/null
@@ -161,6 +161,8 @@ if [ "$outcontent" != "OUT" ] || [ "$errcontent" != "ERR" ]; then
         FAIL " lxc-attach -n busy -- sh -c 'echo OUT; echo ERR >&2' > $out 2> $err"
 fi
 
+rm -f $out $err
+
 # stdin  --> $in
 # stdout --> $out
 # stderr --> $err
@@ -175,6 +177,17 @@ if [ "$outcontent" != "busy" ] || [ -z "$errcontent" ]; then
         FAIL " echo 'hostname; rm' | lxc-attach -n busy > $out 2> $err"
 fi
 
+rm -f $out $err
+
+# Test whether logging pty output to a file works.
+trap "rm -f /tmp/ptylog" EXIT INT QUIT PIPE
+lxc-attach -n busy -L /tmp/ptylog -- hostname || FAIL " to allocate or setup pty"
+if [ ! -s /tmp/ptylog ]; then
+        FAIL " lxc-attach -n busy -L /tmp/ptylog -- hostname"
+fi
+
+rm -f /tmp/ptylog
+
 lxc-destroy -n busy -f
 
 exit 0

From d1452c13a78e1f823d47e65b98e0b007096f429b Mon Sep 17 00:00:00 2001
From: Serge Hallyn <serge.hallyn at ubuntu.com>
Date: Sat, 9 Apr 2016 21:57:34 -0500
Subject: [PATCH 2/2] debug

Signed-off-by: Serge Hallyn <serge.hallyn at ubuntu.com>
---
 src/tests/lxc-test-lxc-attach | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/tests/lxc-test-lxc-attach b/src/tests/lxc-test-lxc-attach
index 2bd2205..61203df 100755
--- a/src/tests/lxc-test-lxc-attach
+++ b/src/tests/lxc-test-lxc-attach
@@ -22,7 +22,7 @@
 # License along with this library; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
-set -e
+set -ex
 
 # NOTE:
 # lxc-attach allocates a pty on the host and attaches any standard file
@@ -182,6 +182,9 @@ rm -f $out $err
 # Test whether logging pty output to a file works.
 trap "rm -f /tmp/ptylog" EXIT INT QUIT PIPE
 lxc-attach -n busy -L /tmp/ptylog -- hostname || FAIL " to allocate or setup pty"
+echo "Result: $?"
+echo "/tmp contents:"
+ls -l /tmp
 if [ ! -s /tmp/ptylog ]; then
         FAIL " lxc-attach -n busy -L /tmp/ptylog -- hostname"
 fi


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