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/*
* Copyright (C) 2013 Felix Fietkau <nbd@openwrt.org>
* Copyright (C) 2013 John Crispin <blogic@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 2.1
* as published by the Free Software Foundation
*
* This program 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 General Public License for more details.
*/
#ifndef __PROCD_INSTANCE_H
#define __PROCD_INSTANCE_H
#include <libubox/vlist.h>
#include <libubox/uloop.h>
#include <libubox/ustream.h>
#include "../utils/utils.h"
#define RESPAWN_ERROR (5 * 60)
#define SIGNALLED_OFFSET 128
struct jail {
union {
struct {
uint32_t procfs:1;
uint32_t sysfs:1;
uint32_t ubus:1;
uint32_t udebug:1;
uint32_t log:1;
uint32_t ronly:1;
uint32_t netns:1;
uint32_t userns:1;
uint32_t cgroupsns:1;
uint32_t console:1;
};
uint32_t flags;
};
char *name;
char *hostname;
char *pidfile;
struct blobmsg_list mount;
struct blobmsg_list setns;
int argc;
};
typedef enum instance_watchdog {
INSTANCE_WATCHDOG_MODE_DISABLED,
INSTANCE_WATCHDOG_MODE_PASSIVE,
INSTANCE_WATCHDOG_MODE_ACTIVE,
__INSTANCE_WATCHDOG_MODE_MAX,
} instance_watchdog_mode_t;
struct watchdog {
bool self_managed;
instance_watchdog_mode_t mode;
uint32_t freq;
struct uloop_timeout timeout;
};
struct service_instance {
struct vlist_node node;
struct service *srv;
const char *name;
int8_t nice;
bool valid;
char *user;
uid_t uid;
gid_t pw_gid;
char *group;
gid_t gr_gid;
bool halt;
bool restart;
bool respawn;
int respawn_count;
int reload_signal;
struct timespec start;
bool trace;
bool has_jail;
bool require_jail;
bool immediately;
bool no_new_privs;
struct jail jail;
char *seccomp;
char *capabilities;
char *pidfile;
char *extroot;
char *overlaydir;
char *tmpoverlaysize;
char *bundle;
int syslog_facility;
int exit_code;
uint32_t term_timeout;
uint32_t respawn_timeout;
uint32_t respawn_threshold;
uint32_t respawn_retry;
struct blob_attr *config;
struct uloop_process proc;
struct uloop_timeout timeout;
struct ustream_fd _stdout;
struct ustream_fd _stderr;
struct ustream_fd console;
struct ustream_fd console_client;
struct blob_attr *command;
struct blob_attr *trigger;
struct blobmsg_list env;
struct blobmsg_list data;
struct blobmsg_list netdev;
struct blobmsg_list file;
struct blobmsg_list limits;
struct blobmsg_list errors;
struct watchdog watchdog;
};
void instance_start(struct service_instance *in);
void instance_stop(struct service_instance *in, bool halt);
void instance_update(struct service_instance *in, struct service_instance *in_new);
void instance_init(struct service_instance *in, struct service *s, struct blob_attr *config);
void instance_free(struct service_instance *in);
void instance_dump(struct blob_buf *b, struct service_instance *in, int debug);
#endif
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