[systemd-commits] 3 commits - src/libsystemd-login.sym src/logind-dbus.c src/logind-seat-dbus.c src/pam-module.c src/sd-login.c src/sd-login.h src/test-login.c TODO

Lennart Poettering lennart at kemper.freedesktop.org
Tue Jul 26 14:09:57 PDT 2011


 TODO                     |    2 --
 src/libsystemd-login.sym |    1 +
 src/logind-dbus.c        |    6 +++++-
 src/logind-seat-dbus.c   |   18 +++++++++---------
 src/pam-module.c         |   26 ++++++++++++++++++++++++--
 src/sd-login.c           |   30 ++++++++++++++++++++++++++++++
 src/sd-login.h           |    3 +++
 src/test-login.c         |    4 ++++
 8 files changed, 76 insertions(+), 14 deletions(-)

New commits:
commit bbc732830876ce75a95c57ccf8677f74e4569efc
Author: Lennart Poettering <lennart at poettering.net>
Date:   Tue Jul 26 23:09:34 2011 +0200

    pam: set XDG_SEAT and XDG_VTNR when logging in

diff --git a/src/logind-dbus.c b/src/logind-dbus.c
index 035847c..b8f7d67 100644
--- a/src/logind-dbus.c
+++ b/src/logind-dbus.c
@@ -72,6 +72,8 @@
         "   <arg name=\"path\" type=\"o\" direction=\"out\"/>\n"        \
         "   <arg name=\"runtime_path\" type=\"o\" direction=\"out\"/>\n" \
         "   <arg name=\"fd\" type=\"h\" direction=\"out\"/>\n"          \
+        "   <arg name=\"seat\" type=\"s\" direction=\"out\"/>\n"        \
+        "   <arg name=\"vtnr\" type=\"u\" direction=\"out\"/>\n"        \
         "  </method>\n"                                                 \
         "  <method name=\"ActivateSession\">\n"                         \
         "   <arg name=\"id\" type=\"s\" direction=\"in\"/>\n"           \
@@ -519,12 +521,15 @@ static int bus_manager_create_session(Manager *m, DBusMessage *message, DBusMess
                 goto fail;
         }
 
+        seat = s ? s->id : "";
         b = dbus_message_append_args(
                         reply,
                         DBUS_TYPE_STRING, &session->id,
                         DBUS_TYPE_OBJECT_PATH, &p,
                         DBUS_TYPE_STRING, &session->user->runtime_path,
                         DBUS_TYPE_UNIX_FD, &fifo_fd,
+                        DBUS_TYPE_STRING, &seat,
+                        DBUS_TYPE_UINT32, &vtnr,
                         DBUS_TYPE_INVALID);
         free(p);
 
diff --git a/src/pam-module.c b/src/pam-module.c
index a3ce246..dd05f93 100644
--- a/src/pam-module.c
+++ b/src/pam-module.c
@@ -445,8 +445,8 @@ _public_ PAM_EXTERN int pam_sm_open_session(
         pam_get_item(handle, PAM_TTY, (const void**) &tty);
         pam_get_item(handle, PAM_RUSER, (const void**) &remote_user);
         pam_get_item(handle, PAM_RHOST, (const void**) &remote_host);
-        seat = pam_getenv(handle, "LOGIN_SEAT");
-        cvtnr = pam_getenv(handle, "LOGIN_VTNR");
+        seat = pam_getenv(handle, "XDG_SEAT");
+        cvtnr = pam_getenv(handle, "XDG_VTNR");
 
         service = strempty(service);
         tty = strempty(tty);
@@ -529,6 +529,8 @@ _public_ PAM_EXTERN int pam_sm_open_session(
                                    DBUS_TYPE_OBJECT_PATH, &object_path,
                                    DBUS_TYPE_STRING, &runtime_path,
                                    DBUS_TYPE_UNIX_FD, &session_fd,
+                                   DBUS_TYPE_STRING, &seat,
+                                   DBUS_TYPE_UINT32, &vtnr,
                                    DBUS_TYPE_INVALID)) {
                 pam_syslog(handle, LOG_ERR, "Failed to parse message: %s", bus_error_message(&error));
                 r = PAM_SESSION_ERR;
@@ -547,6 +549,26 @@ _public_ PAM_EXTERN int pam_sm_open_session(
                 goto finish;
         }
 
+        if (!isempty(seat)) {
+                r = pam_misc_setenv(handle, "XDG_SEAT", seat, 0);
+                if (r != PAM_SUCCESS) {
+                        pam_syslog(handle, LOG_ERR, "Failed to set seat.");
+                        goto finish;
+                }
+        }
+
+        if (vtnr > 0) {
+                char buf[11];
+                snprintf(buf, sizeof(buf), "%u", vtnr);
+                char_array_0(buf);
+
+                r = pam_misc_setenv(handle, "XDG_VTNR", buf, 0);
+                if (r != PAM_SUCCESS) {
+                        pam_syslog(handle, LOG_ERR, "Failed to set virtual terminal number.");
+                        goto finish;
+                }
+        }
+
         if (session_fd >= 0) {
                 r = pam_set_data(handle, "systemd.session-fd", INT_TO_PTR(session_fd+1), NULL);
                 if (r != PAM_SUCCESS) {

commit add30678a1bf284ecd79438d219c45ca7a1c9f51
Author: Lennart Poettering <lennart at poettering.net>
Date:   Tue Jul 26 23:09:09 2011 +0200

    sd-login: add new call sd_seat_can_multi_session()

diff --git a/TODO b/TODO
index 0a1f98d..ba36794 100644
--- a/TODO
+++ b/TODO
@@ -225,8 +225,6 @@ Features:
 
 * readahead: btrfs/LVM SSD detection
 
-* add separate man page for [Install] settings
-
 * allow runtime changing of log level and target
 
 * drop cap bounding set in readahead and other services
diff --git a/src/libsystemd-login.sym b/src/libsystemd-login.sym
index cd5f52c..0d51fa7 100644
--- a/src/libsystemd-login.sym
+++ b/src/libsystemd-login.sym
@@ -20,6 +20,7 @@ global:
         sd_login_monitor_unref;
         sd_pid_get_owner_uid;
         sd_pid_get_session;
+        sd_seat_can_multi_session;
         sd_seat_get_active;
         sd_seat_get_sessions;
         sd_session_get_seat;
diff --git a/src/sd-login.c b/src/sd-login.c
index 2c5b153..d44a1fc 100644
--- a/src/sd-login.c
+++ b/src/sd-login.c
@@ -522,6 +522,36 @@ _public_ int sd_seat_get_sessions(const char *seat, char ***sessions, uid_t **ui
         return 0;
 }
 
+_public_ int sd_seat_can_multi_session(const char *seat) {
+        char *p, *s = NULL;
+        int r;
+
+        if (!seat)
+                return -EINVAL;
+
+        p = strappend("/run/systemd/seats/", seat);
+        if (!p)
+                return -ENOMEM;
+
+        r = parse_env_file(p, NEWLINE,
+                           "IS_VTCONSOLE", &s,
+                           NULL);
+        free(p);
+
+        if (r < 0) {
+                free(s);
+                return r;
+        }
+
+        if (s) {
+                r = parse_boolean(s);
+                free(s);
+        } else
+                r = 0;
+
+        return r;
+}
+
 _public_ int sd_get_seats(char ***seats) {
 
         if (!seats)
diff --git a/src/sd-login.h b/src/sd-login.h
index c6835e1..1623a7d 100644
--- a/src/sd-login.h
+++ b/src/sd-login.h
@@ -82,6 +82,9 @@ int sd_seat_get_active(const char *seat, char **session, uid_t *uid);
 /* Return sessions and users on seat */
 int sd_seat_get_sessions(const char *seat, char ***sessions, uid_t **uid, unsigned *n_uids);
 
+/* Return whether the seat is multi-session capable */
+int sd_seat_can_multi_session(const char *seat);
+
 /* Get all seats */
 int sd_get_seats(char ***seats);
 
diff --git a/src/test-login.c b/src/test-login.c
index 21cd3a1..9cd9c27 100644
--- a/src/test-login.c
+++ b/src/test-login.c
@@ -71,6 +71,10 @@ int main(int argc, char* argv[]) {
         assert_se(sd_session_get_seat(session, &seat) >= 0);
         printf("seat = %s\n", seat);
 
+        r = sd_seat_can_multi_session(seat);
+        assert_se(r >= 0);
+        printf("can do multi session = %s\n", yes_no(r));
+
         assert_se(sd_uid_get_state(u, &state) >= 0);
         printf("state = %s\n", state);
 

commit 64559e8b4e81897bab3659aea27791467a579566
Author: Lennart Poettering <lennart at poettering.net>
Date:   Tue Jul 26 21:49:29 2011 +0200

    logind: rename can_activate_sessions to can_multi_session

diff --git a/src/logind-dbus.c b/src/logind-dbus.c
index f39941c..035847c 100644
--- a/src/logind-dbus.c
+++ b/src/logind-dbus.c
@@ -577,7 +577,6 @@ static int trigger_device(Manager *m, struct udev_device *d) {
                 }
         }
 
-
         if (udev_enumerate_scan_devices(e) < 0) {
                 r = -EIO;
                 goto finish;
diff --git a/src/logind-seat-dbus.c b/src/logind-seat-dbus.c
index 669e83e..3a916ee 100644
--- a/src/logind-seat-dbus.c
+++ b/src/logind-seat-dbus.c
@@ -35,7 +35,7 @@
         "  </method>\n"                                                 \
         "  <property name=\"Id\" type=\"s\" access=\"read\"/>\n"        \
         "  <property name=\"ActiveSession\" type=\"so\" access=\"read\"/>\n" \
-        "  <property name=\"CanActivateSessions\" type=\"b\" access=\"read\"/>\n" \
+        "  <property name=\"CanMultiSession\" type=\"b\" access=\"read\"/>\n" \
         "  <property name=\"Sessions\" type=\"a(so)\" access=\"read\"/>\n" \
         "  <property name=\"IdleHint\" type=\"b\" access=\"read\"/>\n"  \
         "  <property name=\"IdleSinceHint\" type=\"t\" access=\"read\"/>\n" \
@@ -133,7 +133,7 @@ static int bus_seat_append_sessions(DBusMessageIter *i, const char *property, vo
         return 0;
 }
 
-static int bus_seat_append_can_activate(DBusMessageIter *i, const char *property, void *data) {
+static int bus_seat_append_multi_session(DBusMessageIter *i, const char *property, void *data) {
         Seat *s = data;
         dbus_bool_t b;
 
@@ -213,13 +213,13 @@ static DBusHandlerResult seat_message_dispatch(
                 DBusMessage *message) {
 
         const BusProperty properties[] = {
-                { "org.freedesktop.login1.Seat", "Id",                  bus_property_append_string,   "s",     s->id },
-                { "org.freedesktop.login1.Seat", "ActiveSession",       bus_seat_append_active,       "(so)",  s     },
-                { "org.freedesktop.login1.Seat", "CanActivateSessions", bus_seat_append_can_activate, "b",     s     },
-                { "org.freedesktop.login1.Seat", "Sessions",            bus_seat_append_sessions,     "a(so)", s     },
-                { "org.freedesktop.login1.Seat", "IdleHint",            bus_seat_append_idle_hint,    "b",     s     },
-                { "org.freedesktop.login1.Seat", "IdleSinceHint",          bus_seat_append_idle_hint_since, "t", s   },
-                { "org.freedesktop.login1.Seat", "IdleSinceHintMonotonic", bus_seat_append_idle_hint_since, "t", s   },
+                { "org.freedesktop.login1.Seat", "Id",                     bus_property_append_string,      "s",     s->id },
+                { "org.freedesktop.login1.Seat", "ActiveSession",          bus_seat_append_active,          "(so)",  s     },
+                { "org.freedesktop.login1.Seat", "CanMultiSession",        bus_seat_append_multi_session,   "b",     s     },
+                { "org.freedesktop.login1.Seat", "Sessions",               bus_seat_append_sessions,        "a(so)", s     },
+                { "org.freedesktop.login1.Seat", "IdleHint",               bus_seat_append_idle_hint,       "b",     s     },
+                { "org.freedesktop.login1.Seat", "IdleSinceHint",          bus_seat_append_idle_hint_since, "t",     s     },
+                { "org.freedesktop.login1.Seat", "IdleSinceHintMonotonic", bus_seat_append_idle_hint_since, "t",     s     },
                 { NULL, NULL, NULL, NULL, NULL }
         };
 



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