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authorLennart Poettering <lennart@poettering.net>2015-09-06 01:22:14 +0200
committerLennart Poettering <lennart@poettering.net>2015-09-06 01:49:06 +0200
commitf757855e81fc0bc116de372220096e532afb5cb8 (patch)
tree5acce8aaffe9ec5e49926cb2a84bb8391e52e0e5 /src/nspawn/nspawn-settings.h
parent5f430ff76e8e5f7ca5b7ef67dd3b205487a0f41b (diff)
nspawn: add new .nspawn files for container settings
.nspawn fiels are simple settings files that may accompany container images and directories and contain settings otherwise passed on the nspawn command line. This provides an efficient way to attach execution data directly to containers.
Diffstat (limited to 'src/nspawn/nspawn-settings.h')
-rw-r--r--src/nspawn/nspawn-settings.h85
1 files changed, 85 insertions, 0 deletions
diff --git a/src/nspawn/nspawn-settings.h b/src/nspawn/nspawn-settings.h
new file mode 100644
index 0000000000..d9b3b2f7c0
--- /dev/null
+++ b/src/nspawn/nspawn-settings.h
@@ -0,0 +1,85 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+#pragma once
+
+/***
+ This file is part of systemd.
+
+ Copyright 2015 Lennart Poettering
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <stdio.h>
+
+#include "macro.h"
+#include "nspawn.h"
+
+typedef enum SettingsMask {
+ SETTING_BOOT = 1 << 0,
+ SETTING_ENVIRONMENT = 1 << 1,
+ SETTING_USER = 1 << 2,
+ SETTING_CAPABILITY = 1 << 3,
+ SETTING_KILL_SIGNAL = 1 << 4,
+ SETTING_PERSONALITY = 1 << 5,
+ SETTING_MACHINE_ID = 1 << 6,
+ SETTING_NETWORK = 1 << 7,
+ SETTING_EXPOSE_PORTS = 1 << 8,
+ SETTING_READ_ONLY = 1 << 9,
+ SETTING_VOLATILE_MODE = 1 << 10,
+ SETTING_CUSTOM_MOUNTS = 1 << 11,
+ _SETTINGS_MASK_ALL = (1 << 12) -1
+} SettingsMask;
+
+typedef struct Settings {
+ /* [Run] */
+ int boot;
+ char **parameters;
+ char **environment;
+ char *user;
+ uint64_t capability;
+ uint64_t drop_capability;
+ int kill_signal;
+ unsigned long personality;
+ sd_id128_t machine_id;
+
+ /* [Image] */
+ int read_only;
+ VolatileMode volatile_mode;
+ CustomMount *custom_mounts;
+ unsigned n_custom_mounts;
+
+ /* [Network] */
+ int private_network;
+ int network_veth;
+ char *network_bridge;
+ char **network_interfaces;
+ char **network_macvlan;
+ char **network_ipvlan;
+ ExposePort *expose_ports;
+} Settings;
+
+int settings_load(FILE *f, const char *path, Settings **ret);
+Settings* settings_free(Settings *s);
+
+DEFINE_TRIVIAL_CLEANUP_FUNC(Settings*, settings_free);
+
+const struct ConfigPerfItem* nspawn_gperf_lookup(const char *key, unsigned length);
+
+int config_parse_capability(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_id128(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_expose_port(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_volatile_mode(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_bind(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);
+int config_parse_tmpfs(const char *unit, const char *filename, unsigned line, const char *section, unsigned section_line, const char *lvalue, int ltype, const char *rvalue, void *data, void *userdata);