HostDomainGenerator: Do not try to use port if already in use

BZ: 144262

Currently, the hostDomainGenerator script doesn't check if the port
used by the testPlatform is already used.

This patch adds this new check.

Change-Id: I323575f97f7437c01ce4e2d0b127aa658639af06
Signed-off-by: Kevin Rocard <kevinx.rocard@intel.com>
Reviewed-on: http://android.intel.com:8080/136085
Reviewed-by: Boisnard, FredericX <fredericx.boisnard@intel.com>
Reviewed-by: De Chivre, Renaud <renaud.de.chivre@intel.com>
Tested-by: Barthes, FabienX <fabienx.barthes@intel.com>
Reviewed-by: cactus <cactus@intel.com>
Tested-by: cactus <cactus@intel.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/tools/xmlGenerator/hostDomainGenerator.sh b/tools/xmlGenerator/hostDomainGenerator.sh
index 600c326..1d4d79b 100755
--- a/tools/xmlGenerator/hostDomainGenerator.sh
+++ b/tools/xmlGenerator/hostDomainGenerator.sh
@@ -127,12 +127,21 @@ formatConfigFile () {
     "$hostConfig" $PFWSocket "$(readlink -f "$(dirname "$1")")" <"$1"
 }
 
+# Test if socket is currently used
+portIsInUse () {
+    port=$1
+    test $(ss -an src :${port}  | wc --lines) -gt 1
+}
+
 # The initTestPlatform starts a testPlatform instance with the config file given in argument.
 # It will also set the PFWSocket global variable to the PFW remote processor listening socket.
 initTestPlatform () {
     # Format the PFW config file
     formatConfigFile "$1" >"$tmpFile"
 
+    # Check port is free
+    ! portIsInUse $TPSocket || return 4
+
     # Start test platform
     $testPlatform "$tmpFile" $TPSocket 2>&5 &
     testPlatformPID=$!
@@ -161,6 +170,10 @@ launchTestPlatform () {
 
     $TPSendCommand setFailureOnMissingSubsystem false
     $TPSendCommand setFailureOnFailedSettingsLoad false
+
+    # Check port is free
+    ! portIsInUse $PFWSocket || return 5
+
     $TPSendCommand start
     if ! retry "$remoteProcess $PFWHost $PFWSocket help" 2 0.1
     then