journal: log filtering options support in PID1

Define new unit parameter (LogFilterPatterns) to filter logs processed by
journald.

This option is used to store a regular expression which is carried from
PID1 to systemd-journald through a cgroup xattrs:
`user.journald_log_filter_patterns`.

1 files changed, 24 insertions, 0 deletions

diff --git a/man/org.freedesktop.systemd1.xml b/man/org.freedesktop.systemd1.xml
index 4f8936e866..32ead7f272 100644
--- a/man/org.freedesktop.systemd1.xml
+++ b/man/org.freedesktop.systemd1.xml
@@ -2928,6 +2928,8 @@ node /org/freedesktop/systemd1/unit/avahi_2ddaemon_2eservice {
       @org.freedesktop.DBus.Property.EmitsChangedSignal("const")
       readonly aay LogExtraFields = [[...], ...];
       @org.freedesktop.DBus.Property.EmitsChangedSignal("const")
+      readonly a(bs) LogFilterPatterns = [...];
+      @org.freedesktop.DBus.Property.EmitsChangedSignal("const")
       readonly s LogNamespace = '...';
       @org.freedesktop.DBus.Property.EmitsChangedSignal("const")
       readonly i SecureBits = ...;
@@ -3479,6 +3481,8 @@ node /org/freedesktop/systemd1/unit/avahi_2ddaemon_2eservice {
 
     <!--property LogExtraFields is not documented!-->
 
+    <!--property LogFilterPatterns is not documented!-->
+
     <!--property LogNamespace is not documented!-->
 
     <!--property AmbientCapabilities is not documented!-->
@@ -4083,6 +4087,8 @@ node /org/freedesktop/systemd1/unit/avahi_2ddaemon_2eservice {
 
     <variablelist class="dbus-property" generated="True" extra-ref="LogExtraFields"/>
 
+    <variablelist class="dbus-property" generated="True" extra-ref="LogFilterPatterns"/>
+
     <variablelist class="dbus-property" generated="True" extra-ref="LogNamespace"/>
 
     <variablelist class="dbus-property" generated="True" extra-ref="SecureBits"/>
@@ -4822,6 +4828,8 @@ node /org/freedesktop/systemd1/unit/avahi_2ddaemon_2esocket {
       @org.freedesktop.DBus.Property.EmitsChangedSignal("const")
       readonly aay LogExtraFields = [[...], ...];
       @org.freedesktop.DBus.Property.EmitsChangedSignal("const")
+      readonly a(bs) LogFilterPatterns = [...];
+      @org.freedesktop.DBus.Property.EmitsChangedSignal("const")
       readonly s LogNamespace = '...';
       @org.freedesktop.DBus.Property.EmitsChangedSignal("const")
       readonly i SecureBits = ...;
@@ -5397,6 +5405,8 @@ node /org/freedesktop/systemd1/unit/avahi_2ddaemon_2esocket {
 
     <!--property LogExtraFields is not documented!-->
 
+    <!--property LogFilterPatterns is not documented!-->
+
     <!--property LogNamespace is not documented!-->
 
     <!--property AmbientCapabilities is not documented!-->
@@ -5995,6 +6005,8 @@ node /org/freedesktop/systemd1/unit/avahi_2ddaemon_2esocket {
 
     <variablelist class="dbus-property" generated="True" extra-ref="LogExtraFields"/>
 
+    <variablelist class="dbus-property" generated="True" extra-ref="LogFilterPatterns"/>
+
     <variablelist class="dbus-property" generated="True" extra-ref="LogNamespace"/>
 
     <variablelist class="dbus-property" generated="True" extra-ref="SecureBits"/>
@@ -6623,6 +6635,8 @@ node /org/freedesktop/systemd1/unit/home_2emount {
       @org.freedesktop.DBus.Property.EmitsChangedSignal("const")
       readonly aay LogExtraFields = [[...], ...];
       @org.freedesktop.DBus.Property.EmitsChangedSignal("const")
+      readonly a(bs) LogFilterPatterns = [...];
+      @org.freedesktop.DBus.Property.EmitsChangedSignal("const")
       readonly s LogNamespace = '...';
       @org.freedesktop.DBus.Property.EmitsChangedSignal("const")
       readonly i SecureBits = ...;
@@ -7126,6 +7140,8 @@ node /org/freedesktop/systemd1/unit/home_2emount {
 
     <!--property LogExtraFields is not documented!-->
 
+    <!--property LogFilterPatterns is not documented!-->
+
     <!--property LogNamespace is not documented!-->
 
     <!--property AmbientCapabilities is not documented!-->
@@ -7642,6 +7658,8 @@ node /org/freedesktop/systemd1/unit/home_2emount {
 
     <variablelist class="dbus-property" generated="True" extra-ref="LogExtraFields"/>
 
+    <variablelist class="dbus-property" generated="True" extra-ref="LogFilterPatterns"/>
+
     <variablelist class="dbus-property" generated="True" extra-ref="LogNamespace"/>
 
     <variablelist class="dbus-property" generated="True" extra-ref="SecureBits"/>
@@ -8397,6 +8415,8 @@ node /org/freedesktop/systemd1/unit/dev_2dsda3_2eswap {
       @org.freedesktop.DBus.Property.EmitsChangedSignal("const")
       readonly aay LogExtraFields = [[...], ...];
       @org.freedesktop.DBus.Property.EmitsChangedSignal("const")
+      readonly a(bs) LogFilterPatterns = [...];
+      @org.freedesktop.DBus.Property.EmitsChangedSignal("const")
       readonly s LogNamespace = '...';
       @org.freedesktop.DBus.Property.EmitsChangedSignal("const")
       readonly i SecureBits = ...;
@@ -8886,6 +8906,8 @@ node /org/freedesktop/systemd1/unit/dev_2dsda3_2eswap {
 
     <!--property LogExtraFields is not documented!-->
 
+    <!--property LogFilterPatterns is not documented!-->
+
     <!--property LogNamespace is not documented!-->
 
     <!--property AmbientCapabilities is not documented!-->
@@ -9388,6 +9410,8 @@ node /org/freedesktop/systemd1/unit/dev_2dsda3_2eswap {
 
     <variablelist class="dbus-property" generated="True" extra-ref="LogExtraFields"/>
 
+    <variablelist class="dbus-property" generated="True" extra-ref="LogFilterPatterns"/>
+
     <variablelist class="dbus-property" generated="True" extra-ref="LogNamespace"/>
 
     <variablelist class="dbus-property" generated="True" extra-ref="SecureBits"/>