restart php-fpm if it gets configured
[myplc.git] / plc.d / httpd
index 412f637..48c8beb 100755 (executable)
@@ -21,6 +21,8 @@ php_ini=/etc/php.ini
 httpd_conf=/etc/httpd/conf/httpd.conf
 ssl_conf=/etc/httpd/conf.d/ssl.conf
 plc_conf=/etc/httpd/conf.d/plc.conf
+php_fpm_conf=/etc/php-fpm.d/plc.conf
+php_fpm_dir=$(dirname $php_fpm_conf)
 
 function disable_file () {
     file=$1; shift
@@ -57,7 +59,7 @@ case "$1" in
        sed -i -e "s@[;]*include_path = \"\.:.*\"@include_path = \"$include_path\"@" $php_ini
 
        # Set open_basedir so as to avoid leaks
-       open_basedir="$DocumentRoot:/etc/planetlab/php:/usr/share/plc_api/php:/var/log/myslice:/var/tmp/bootmedium:/tmp"
+       open_basedir="$DocumentRoot:/etc/planetlab/php:/usr/share/plc_api/php:/var/log/myslice:/var/tmp/bootmedium:/var/log/bm:/tmp"
        sed -i -e "s@[;]*open_basedir =.*@open_basedir = \"$open_basedir\"@" $php_ini
        
        # for php-5.3 under fedora12, otherwise issues tons of warning messages
@@ -71,10 +73,37 @@ case "$1" in
            sed -i -e 's,^short_open_tag = Off,short_open_tag = On,' $php_ini
        fi
 
+       ## patch php.ini
+       # memory limit
+       sed -i -e 's,^memory_limit = 32M *;,memory_limit = 80M ; patch myplc -- ,' $php_ini 
+       # log_errors : is On by default
+       # error_log
+       if ! grep '^error_log *=' $php_ini > /dev/null ; then
+         echo 'error_log = /var/log/php.log' >> $php_ini
+         touch /var/log/php.log
+         chmod 666 /var/log/php.log
+       fi
+
+        # configure php-fpm as well if present (starting with f27)
+        if [ -d $php_fpm_dir ] ; then
+            cat > $php_fpm_conf << EOF
+[www]
+php_value[include_path] = $include_path
+php_value[open_basedir] = $open_basedir
+php_value[date.timezone] = GMT
+php_value[short_open_tag] = On
+php_value[memory_limit] = 80M
+EOF
+            # this is needed because otherwise, the first time
+            # we do this configuration, the service is already up
+            # and the config is usable only the second time
+            systemctl restart php-fpm
+        fi
+
        # Disable default Listen directive
        sed -i -e '/^Listen/d' $httpd_conf
 
-       plcapi_noslash=$(echo $PLC_API_PATH | sed -e s,/,,g)
+       plc_api_path_noslash=$(echo $PLC_API_PATH | sed -e s,/,,g)
        # Set the port numbers
        for server in WWW API BOOT ; do
            enabled=PLC_${server}_ENABLED
@@ -91,8 +120,6 @@ case "$1" in
                http_port=
            fi
 
-           echo "# DBG server=$server hostname=${!hostname} http_port=${!http_port} https_port=${!https_port}"
-
            # Check if we are already listening on these ports
            skip_http=0
            skip_https=0
@@ -107,16 +134,24 @@ case "$1" in
                previous_http_port=PLC_${previous_server}_PORT
                previous_https_port=PLC_${previous_server}_SSL_PORT
 
-               if [ "${!http_port}" = "${!previous_http_port}" ] ; then
+               if [ -z "${http_port}" ]; then
+                    skip_http=1;
+                elif [ -z "${!http_port}" ]; then
+                    skip_http=1;                    
+                elif [ "${!http_port}" = "${!previous_http_port}" ] ; then
                    skip_http=1
                fi
-               if [ "${!https_port}" = "${!previous_https_port}" ] ; then
+               if [ -z "${https_port}" ]; then
+                    skip_https=1
+               elif [ -z "${!https_port}" ]; then
+                    skip_https=1
+                elif [ "${!https_port}" = "${!previous_https_port}" ] ; then
                    skip_https=1
                fi
            done
 
            # HTTP configuration
-           if [ $skip_http -eq 0 -a -n "${!http_port}" ] ; then
+           if [ $skip_http -eq 0 ] ; then
                cat <<EOF
 Listen ${!http_port}
 <VirtualHost *:${!http_port}>
@@ -125,14 +160,14 @@ Listen ${!http_port}
     Redirect /planetlab https://$PLC_WWW_HOST:$PLC_WWW_SSL_PORT/planetlab
 # as a matter of fact most xmlrpc clients won't follow the redirection
 # so this is mostly rethorical, but just in case...
-   Redirect /$plcapi_noslash https://$PLC_WWW_HOST:$PLC_WWW_SSL_PORT/$plcapi_noslash
+   Redirect /$plc_api_path_noslash https://$PLC_WWW_HOST:$PLC_WWW_SSL_PORT/$plc_api_path_noslash
 </VirtualHost>
 
 EOF
            fi
 
            # HTTPS configuration
-           if [ $skip_https -eq 0 -a -n "${!https_port}" ] ; then
+           if [ $skip_https -eq 0 ] ; then
                # XXX Cannot support NameVirtualHost over SSL. If
                # the API, boot, and web servers are all running
                # on the same machine, the web server certificate
@@ -141,26 +176,63 @@ EOF
                    -e "s/^Listen .*/Listen ${!https_port}/" \
                    -e "s/<VirtualHost _default_:.*>/<VirtualHost _default_:${!https_port}>/" \
                    $ssl_conf
-           # this is used to locate the right certificates
-           server_lower=$(echo $server | tr 'A-Z' 'a-z')
-           cat <<EOF
+               # this is used to locate the right certificates
+               server_lower=$(echo $server | tr 'A-Z' 'a-z')
+
+               # which one is used is currently configured in myplc.spec,
+               # with mod_python preferred
+               if rpm -q mod_python >& /dev/null ; then
+                   configure_for_mod_python=true
+               elif rpm -q mod_wsgi >& /dev/null ; then
+                   configure_for_mod_wsgi=true
+               else
+                   echo "Requires mod_python or mod_wsgi.... exiting"
+                   exit 1
+               fi
+
+               # It would be tempting to use <IfModule> here 
+               # but early tests showed this could be tricky/fragile
+               # So let's hard-wire it for one module
+               # A lot of trial-and -error was involved in getting this that way...
+
+               if [ -n "$configure_for_mod_python" ] ; then
+#################### for mod_python
+                   cat <<EOF
+# mod_python location
+<Location /PLCAPI/>
+    SetHandler mod_python
+    PythonPath "sys.path + ['/usr/share/plc_api']"
+    PythonHandler apache.ModPython
+</Location>
+EOF
+
+               elif [ -n "$configure_for_mod_wsgi" ] ; then
+#################### for mod_wsgi
+                   cat <<EOF
 # create wsgi socket where we have the permission
 WSGISocketPrefix run/wsgi
 
 <VirtualHost *:${!https_port}>
-   WSGIScriptAlias /$plcapi_noslash /usr/share/plc_api/apache/plc.wsgi
-# xxx would be cool to be able to tweak this through config
-   WSGIDaemonProcess plcapi-wsgi-ssl user=apache group=apache processes=1 threads=25
-   WSGIProcessGroup plcapi-wsgi-ssl
 
    # SSL
    SSLEngine On
    SSLCertificateFile /etc/planetlab/${server_lower}_ssl.crt
    SSLCertificateKeyFile /etc/planetlab/${server_lower}_ssl.key
    SSLCertificateChainFile /etc/planetlab/${server_lower}_ca_ssl.crt
-</VirtualHost>
 
+   WSGIScriptAlias /$plc_api_path_noslash /usr/share/plc_api/apache/plc.wsgi
+# xxx would be cool to be able to tweak this through config
+   WSGIDaemonProcess plcapi-wsgi-ssl user=apache group=apache processes=1 threads=25
+   WSGIProcessGroup plcapi-wsgi-ssl
+
+   <Directory "/usr/share/plc_api/apache">
+      Options +ExecCGI
+      $(apache_allow)
+   </Directory>
+
+</VirtualHost>
 EOF
+               fi
            fi
        done >$plc_conf
 
@@ -176,7 +248,7 @@ EOF
                cat <<EOF
 # mod_wsgi location
 <Location $PLC_API_PATH>
-    Deny from all
+    $(apache_forbid)
 </Location> 
 EOF
            fi
@@ -238,16 +310,9 @@ define('PLANETLAB_SUPPORT_EMAIL_ONLY', PLC_MAIL_SUPPORT_ADDRESS);
 ?>
 EOF
 
-       ## patch php.ini
-       # memory limit
-       sed -i -e 's,^memory_limit = 32M *;,memory_limit = 80M ; patch myplc -- ,' $php_ini 
-       # log_errors : is On by default
-       # error_log
-       if ! grep '^error_log *=' $php_ini > /dev/null ; then
-         echo 'error_log = /var/log/php.log' >> $php_ini
-         touch /var/log/php.log
-         chmod 666 /var/log/php.log
-       fi
+       ## make room for logs
+       touch /var/log/plcapi.log
+       chmod 666 /var/log/plcapi.log
 
        plc_daemon httpd
        check