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Date:: Thu Jul 22 11:55:29 2021 UTC
Message:: initial commit
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  1 8d1b399b 2021-07-22 op /*
  2 8d1b399b 2021-07-22 op  * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
  3 8d1b399b 2021-07-22 op  *
  4 8d1b399b 2021-07-22 op  * Permission to use, copy, modify, and distribute this software for any
  5 8d1b399b 2021-07-22 op  * purpose with or without fee is hereby granted, provided that the above
  6 8d1b399b 2021-07-22 op  * copyright notice and this permission notice appear in all copies.
  7 8d1b399b 2021-07-22 op  *
  8 8d1b399b 2021-07-22 op  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  9 8d1b399b 2021-07-22 op  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 10 8d1b399b 2021-07-22 op  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 11 8d1b399b 2021-07-22 op  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 12 8d1b399b 2021-07-22 op  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 13 8d1b399b 2021-07-22 op  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 14 8d1b399b 2021-07-22 op  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 15 8d1b399b 2021-07-22 op  */
 16 8d1b399b 2021-07-22 op 
 17 8d1b399b 2021-07-22 op #ifndef KAMID_H
 18 8d1b399b 2021-07-22 op #define KAMID_H
 19 8d1b399b 2021-07-22 op 
 20 8d1b399b 2021-07-22 op #include "compat.h"
 21 8d1b399b 2021-07-22 op 
 22 8d1b399b 2021-07-22 op #include <event.h>
 23 8d1b399b 2021-07-22 op #include <limits.h>
 24 8d1b399b 2021-07-22 op #include <stdint.h>
 25 8d1b399b 2021-07-22 op #include <tls.h>
 26 8d1b399b 2021-07-22 op 
 27 8d1b399b 2021-07-22 op /* TODO: make these customizable */
 28 8d1b399b 2021-07-22 op #define KD_CONF_FILE		"/etc/kamid.conf"
 29 8d1b399b 2021-07-22 op #define KD_USER			"_kamid"
 30 8d1b399b 2021-07-22 op #define KD_SOCKET		"/var/run/kamid.sock"
 31 8d1b399b 2021-07-22 op 
 32 8d1b399b 2021-07-22 op #define IMSG_DATA_SIZE(imsg)	((imsg).hdr.len - IMSG_HEADER_SIZE)
 33 8d1b399b 2021-07-22 op 
 34 8d1b399b 2021-07-22 op struct imsgev {
 35 8d1b399b 2021-07-22 op 	struct imsgbuf	 ibuf;
 36 8d1b399b 2021-07-22 op 	void		(*handler)(int, short, void *);
 37 8d1b399b 2021-07-22 op 	struct event	 ev;
 38 8d1b399b 2021-07-22 op 	short		 events;
 39 8d1b399b 2021-07-22 op };
 40 8d1b399b 2021-07-22 op 
 41 8d1b399b 2021-07-22 op enum imsg_type {
 42 8d1b399b 2021-07-22 op 	IMSG_NONE,
 43 8d1b399b 2021-07-22 op 	IMSG_CTL_LOG_VERBOSE,
 44 8d1b399b 2021-07-22 op 	IMSG_CTL_RELOAD,
 45 8d1b399b 2021-07-22 op 	IMSG_CONTROLFD,
 46 8d1b399b 2021-07-22 op 	IMSG_STARTUP,
 47 8d1b399b 2021-07-22 op 	IMSG_RECONF_CONF,
 48 8d1b399b 2021-07-22 op 	IMSG_RECONF_PKI,
 49 8d1b399b 2021-07-22 op 	IMSG_RECONF_PKI_CERT,
 50 8d1b399b 2021-07-22 op 	IMSG_RECONF_PKI_KEY,
 51 8d1b399b 2021-07-22 op 	IMSG_RECONF_LISTEN,
 52 8d1b399b 2021-07-22 op 	IMSG_RECONF_END,
 53 8d1b399b 2021-07-22 op 	IMSG_AUTH,
 54 8d1b399b 2021-07-22 op 	IMSG_AUTH_DIR,
 55 8d1b399b 2021-07-22 op 	IMSG_AUTH_TLS,
 56 8d1b399b 2021-07-22 op 	IMSG_CONN_GONE,
 57 8d1b399b 2021-07-22 op 	IMSG_BUF,
 58 8d1b399b 2021-07-22 op };
 59 8d1b399b 2021-07-22 op 
 60 8d1b399b 2021-07-22 op struct kd_options_conf {
 61 8d1b399b 2021-07-22 op 	/* ... */
 62 8d1b399b 2021-07-22 op };
 63 8d1b399b 2021-07-22 op 
 64 8d1b399b 2021-07-22 op enum table_type {
 65 8d1b399b 2021-07-22 op 	T_NONE		= 0,
 66 8d1b399b 2021-07-22 op 	T_HASH		= 0x01,
 67 8d1b399b 2021-07-22 op };
 68 8d1b399b 2021-07-22 op 
 69 8d1b399b 2021-07-22 op struct table {
 70 8d1b399b 2021-07-22 op 	char			 t_name[LINE_MAX];
 71 8d1b399b 2021-07-22 op 	enum table_type		 t_type;
 72 8d1b399b 2021-07-22 op 	char			 t_path[PATH_MAX];
 73 8d1b399b 2021-07-22 op 	void			*t_handle;
 74 8d1b399b 2021-07-22 op 	struct table_backend	*t_backend;
 75 8d1b399b 2021-07-22 op };
 76 8d1b399b 2021-07-22 op 
 77 8d1b399b 2021-07-22 op struct table_backend {
 78 8d1b399b 2021-07-22 op 	const char	*name;
 79 8d1b399b 2021-07-22 op 	int		(*open)(struct table *);
 80 8d1b399b 2021-07-22 op 	int		(*add)(struct table *, const char *, const char *);
 81 8d1b399b 2021-07-22 op 	int		(*lookup)(struct table *, const char *, char **);
 82 8d1b399b 2021-07-22 op 	void		(*close)(struct table *);
 83 8d1b399b 2021-07-22 op };
 84 8d1b399b 2021-07-22 op 
 85 8d1b399b 2021-07-22 op /* table_static.c */
 86 8d1b399b 2021-07-22 op extern struct table_backend table_static;
 87 8d1b399b 2021-07-22 op 
 88 8d1b399b 2021-07-22 op struct kd_listen_conf {
 89 8d1b399b 2021-07-22 op 	SIMPLEQ_ENTRY(kd_listen_conf)	 entry;
 90 8d1b399b 2021-07-22 op 	uint32_t			 id;
 91 8d1b399b 2021-07-22 op 	int				 fd;
 92 8d1b399b 2021-07-22 op 	char				 iface[LINE_MAX];
 93 8d1b399b 2021-07-22 op 	uint16_t			 port;
 94 8d1b399b 2021-07-22 op 	struct table			*auth_table;
 95 8d1b399b 2021-07-22 op 	char				 pki[LINE_MAX];
 96 8d1b399b 2021-07-22 op 	struct event			 ev;
 97 8d1b399b 2021-07-22 op 	struct tls			*ctx;
 98 8d1b399b 2021-07-22 op };
 99 8d1b399b 2021-07-22 op 
100 8d1b399b 2021-07-22 op struct kd_pki_conf {
101 8d1b399b 2021-07-22 op 	SIMPLEQ_ENTRY(kd_pki_conf)	 entry;
102 8d1b399b 2021-07-22 op 	char				 name[LINE_MAX];
103 8d1b399b 2021-07-22 op 	uint8_t				*cert;
104 8d1b399b 2021-07-22 op 	size_t				 certlen;
105 8d1b399b 2021-07-22 op 	uint8_t				*key;
106 8d1b399b 2021-07-22 op 	size_t				 keylen;
107 8d1b399b 2021-07-22 op 	struct tls_config		*tlsconf;
108 8d1b399b 2021-07-22 op };
109 8d1b399b 2021-07-22 op 
110 8d1b399b 2021-07-22 op struct kd_tables_conf {
111 8d1b399b 2021-07-22 op 	SIMPLEQ_ENTRY(kd_tables_conf)	 entry;
112 8d1b399b 2021-07-22 op 	struct table			*table;
113 8d1b399b 2021-07-22 op };
114 8d1b399b 2021-07-22 op 
115 8d1b399b 2021-07-22 op struct kd_conf {
116 8d1b399b 2021-07-22 op 	struct kd_options_conf					 kd_options;
117 8d1b399b 2021-07-22 op 	SIMPLEQ_HEAD(kd_pki_conf_head, kd_pki_conf)		 pki_head;
118 8d1b399b 2021-07-22 op 	SIMPLEQ_HEAD(kd_tables_conf_head, kd_tables_conf)	 table_head;
119 8d1b399b 2021-07-22 op 	SIMPLEQ_HEAD(kd_listen_conf_head, kd_listen_conf)	 listen_head;
120 8d1b399b 2021-07-22 op };
121 8d1b399b 2021-07-22 op 
122 8d1b399b 2021-07-22 op /* kamid.c */
123 8d1b399b 2021-07-22 op extern int verbose;
124 8d1b399b 2021-07-22 op int	main_imsg_compose_listener(int, int, uint32_t, const void *, uint16_t);
125 8d1b399b 2021-07-22 op void	merge_config(struct kd_conf *, struct kd_conf *);
126 8d1b399b 2021-07-22 op void	imsg_event_add(struct imsgev *);
127 8d1b399b 2021-07-22 op int	imsg_compose_event(struct imsgev *, uint16_t, uint32_t, pid_t,
128 8d1b399b 2021-07-22 op 	    int, const void *, uint16_t);
129 8d1b399b 2021-07-22 op 
130 8d1b399b 2021-07-22 op struct kd_conf	*config_new_empty(void);
131 8d1b399b 2021-07-22 op void		 config_clear(struct kd_conf *);
132 8d1b399b 2021-07-22 op 
133 8d1b399b 2021-07-22 op /* parse.y */
134 8d1b399b 2021-07-22 op struct kd_conf	*parse_config(const char *);
135 8d1b399b 2021-07-22 op int		 cmdline_symset(char *);
136 8d1b399b 2021-07-22 op 
137 8d1b399b 2021-07-22 op #endif