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157 lines
6.6 KiB
157 lines
6.6 KiB
From 2170d1e510a9c30e71bc642b54d8b71fb01b47bc Mon Sep 17 00:00:00 2001 |
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From: Lukas Nykryn <lnykryn@redhat.com> |
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Date: Tue, 18 Oct 2016 12:16:32 +0200 |
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Subject: [PATCH] core: use emergency_action for ctr+alt+del burst |
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Fixes #4306 |
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Cherry-picked from: ae8c7939df962cbf660b2b9517fe46be272f58b9 |
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Resolves: #1353028 |
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--- |
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man/systemd-system.conf.xml | 7 ++++--- |
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src/core/main.c | 7 +++---- |
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src/core/manager.c | 33 ++++----------------------------- |
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src/core/manager.h | 13 +------------ |
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4 files changed, 12 insertions(+), 48 deletions(-) |
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diff --git a/man/systemd-system.conf.xml b/man/systemd-system.conf.xml |
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index 236c20d5f9..57b3b90be1 100644 |
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--- a/man/systemd-system.conf.xml |
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+++ b/man/systemd-system.conf.xml |
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@@ -105,9 +105,10 @@ |
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<term><varname>CtrlAltDelBurstAction=</varname></term> |
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<listitem><para>Defines what action will be performed |
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- if user presses Ctr-Alt-Delete more than 7 times in 2s. |
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- Can be set to <literal>reboot-force</literal>, <literal>poweroff-force</literal> |
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- or disabled with <literal>ignore</literal>. Defaults to |
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+ if user presses Ctrl-Alt-Delete more than 7 times in 2s. |
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+ Can be set to <literal>reboot-force</literal>, <literal>poweroff-force</literal>, |
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+ <literal>reboot-immediate</literal>, <literal>poweroff-immediate</literal> |
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+ or disabled with <literal>none</literal>. Defaults to |
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<literal>reboot-force</literal>. |
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</para></listitem> |
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</varlistentry> |
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diff --git a/src/core/main.c b/src/core/main.c |
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index 6ac9c9d44f..6f8367632c 100644 |
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--- a/src/core/main.c |
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+++ b/src/core/main.c |
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@@ -77,6 +77,7 @@ |
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#include "ima-setup.h" |
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#include "smack-setup.h" |
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#include "kmod-setup.h" |
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+#include "emergency-action.h" |
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static enum { |
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ACTION_RUN, |
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@@ -115,7 +116,7 @@ static FILE* arg_serialization = NULL; |
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static bool arg_default_cpu_accounting = false; |
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static bool arg_default_blockio_accounting = false; |
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static bool arg_default_memory_accounting = false; |
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-static CADBurstAction arg_cad_burst_action = CAD_BURST_ACTION_REBOOT; |
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+static EmergencyAction arg_cad_burst_action = EMERGENCY_ACTION_REBOOT_FORCE; |
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static void nop_handler(int sig) {} |
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@@ -626,8 +627,6 @@ static int config_parse_join_controllers(const char *unit, |
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return 0; |
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} |
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-static DEFINE_CONFIG_PARSE_ENUM(config_parse_cad_burst_action, cad_burst_action, CADBurstAction, "Failed to parse service restart specifier"); |
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- |
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static int parse_config_file(void) { |
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const ConfigTableItem items[] = { |
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@@ -676,7 +675,7 @@ static int parse_config_file(void) { |
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{ "Manager", "DefaultCPUAccounting", config_parse_bool, 0, &arg_default_cpu_accounting }, |
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{ "Manager", "DefaultBlockIOAccounting", config_parse_bool, 0, &arg_default_blockio_accounting }, |
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{ "Manager", "DefaultMemoryAccounting", config_parse_bool, 0, &arg_default_memory_accounting }, |
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- { "Manager", "CtrlAltDelBurstAction", config_parse_cad_burst_action, 0, &arg_cad_burst_action}, |
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+ { "Manager", "CtrlAltDelBurstAction", config_parse_emergency_action, 0, &arg_cad_burst_action }, |
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{} |
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}; |
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diff --git a/src/core/manager.c b/src/core/manager.c |
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index 9048dde96e..8bd80e6875 100644 |
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--- a/src/core/manager.c |
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+++ b/src/core/manager.c |
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@@ -1864,28 +1864,11 @@ static void manager_handle_ctrl_alt_del(Manager *m) { |
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* 7 times within 2s, we reboot/shutdown immediately, |
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* unless it was disabled in system.conf */ |
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- if (ratelimit_test(&m->ctrl_alt_del_ratelimit) || m->cad_burst_action == CAD_BURST_ACTION_IGNORE) |
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+ if (ratelimit_test(&m->ctrl_alt_del_ratelimit) || m->cad_burst_action == EMERGENCY_ACTION_NONE) |
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manager_start_target(m, SPECIAL_CTRL_ALT_DEL_TARGET, JOB_REPLACE_IRREVERSIBLY); |
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- else { |
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- switch (m->cad_burst_action) { |
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- |
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- case CAD_BURST_ACTION_REBOOT: |
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- m->exit_code = MANAGER_REBOOT; |
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- break; |
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- |
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- case CAD_BURST_ACTION_POWEROFF: |
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- m->exit_code = MANAGER_POWEROFF; |
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- break; |
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- |
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- default: |
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- assert_not_reached("Unknown action."); |
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- } |
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- |
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- log_notice("Ctrl-Alt-Del was pressed more than 7 times within 2s, performing immediate %s.", |
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- cad_burst_action_to_string(m->cad_burst_action)); |
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- status_printf(NULL, true, false, "Ctrl-Alt-Del was pressed more than 7 times within 2s, performing immediate %s.", |
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- cad_burst_action_to_string(m->cad_burst_action)); |
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- } |
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+ else |
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+ emergency_action(m, m->cad_burst_action, NULL, |
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+ "Ctrl-Alt-Del was pressed more than 7 times within 2s"); |
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} |
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static int manager_dispatch_signal_fd(sd_event_source *source, int fd, uint32_t revents, void *userdata) { |
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@@ -3336,11 +3319,3 @@ static const char *const manager_state_table[_MANAGER_STATE_MAX] = { |
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}; |
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DEFINE_STRING_TABLE_LOOKUP(manager_state, ManagerState); |
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- |
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-static const char *const cad_burst_action_table[_CAD_BURST_ACTION_MAX] = { |
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- [CAD_BURST_ACTION_IGNORE] = "ignore", |
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- [CAD_BURST_ACTION_REBOOT] = "reboot-force", |
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- [CAD_BURST_ACTION_POWEROFF] = "poweroff-force", |
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-}; |
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- |
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-DEFINE_STRING_TABLE_LOOKUP(cad_burst_action, CADBurstAction); |
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diff --git a/src/core/manager.h b/src/core/manager.h |
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index 59913f4896..231c076b10 100644 |
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--- a/src/core/manager.h |
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+++ b/src/core/manager.h |
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@@ -64,14 +64,6 @@ typedef enum ManagerExitCode { |
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_MANAGER_EXIT_CODE_INVALID = -1 |
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} ManagerExitCode; |
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-typedef enum CADBurstAction { |
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- CAD_BURST_ACTION_IGNORE, |
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- CAD_BURST_ACTION_REBOOT, |
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- CAD_BURST_ACTION_POWEROFF, |
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- _CAD_BURST_ACTION_MAX, |
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- _CAD_BURST_ACTION_INVALID = -1 |
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-} CADBurstAction; |
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- |
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typedef enum StatusType { |
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STATUS_TYPE_EPHEMERAL, |
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STATUS_TYPE_NORMAL, |
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@@ -310,7 +302,7 @@ struct Manager { |
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/* When the user hits C-A-D more than 7 times per 2s, do something immediately... */ |
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RateLimit ctrl_alt_del_ratelimit; |
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- CADBurstAction cad_burst_action; |
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+ EmergencyAction cad_burst_action; |
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}; |
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int manager_new(SystemdRunningAs running_as, bool test_run, Manager **m); |
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@@ -381,6 +373,3 @@ ManagerState manager_state(Manager *m); |
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const char *manager_state_to_string(ManagerState m) _const_; |
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ManagerState manager_state_from_string(const char *s) _pure_; |
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- |
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-const char *cad_burst_action_to_string(CADBurstAction a) _const_; |
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-CADBurstAction cad_burst_action_from_string(const char *s) _pure_;
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