]>
Commit | Line | Data |
---|---|---|
2e437378 | 1 | /* $OpenBSD: servconf.h,v 1.79 2006/08/14 12:40:25 dtucker Exp $ */ |
e9a17296 | 2 | |
3c0ef626 | 3 | /* |
4 | * Author: Tatu Ylonen <ylo@cs.hut.fi> | |
5 | * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland | |
6 | * All rights reserved | |
7 | * Definitions for server configuration data and for the functions reading it. | |
8 | * | |
9 | * As far as I am concerned, the code I have written for this software | |
10 | * can be used freely for any purpose. Any derived versions of this | |
11 | * software must be clearly marked as such, and if the derived work is | |
12 | * incompatible with the protocol description in the RFC file, it must be | |
13 | * called by a name other than "ssh" or "Secure Shell". | |
14 | */ | |
15 | ||
3c0ef626 | 16 | #ifndef SERVCONF_H |
17 | #define SERVCONF_H | |
18 | ||
19 | #define MAX_PORTS 256 /* Max # ports. */ | |
20 | ||
21 | #define MAX_ALLOW_USERS 256 /* Max # users on allow list. */ | |
22 | #define MAX_DENY_USERS 256 /* Max # users on deny list. */ | |
23 | #define MAX_ALLOW_GROUPS 256 /* Max # groups on allow list. */ | |
24 | #define MAX_DENY_GROUPS 256 /* Max # groups on deny list. */ | |
25 | #define MAX_SUBSYSTEMS 256 /* Max # subsystems. */ | |
26 | #define MAX_HOSTKEYS 256 /* Max # hostkeys. */ | |
1b56ff3d | 27 | #define MAX_ACCEPT_ENV 256 /* Max # of env vars. */ |
2e437378 | 28 | #define MAX_MATCH_GROUPS 256 /* Max # of groups for Match. */ |
3c0ef626 | 29 | |
30 | /* permit_root_login */ | |
31 | #define PERMIT_NOT_SET -1 | |
32 | #define PERMIT_NO 0 | |
33 | #define PERMIT_FORCED_ONLY 1 | |
34 | #define PERMIT_NO_PASSWD 2 | |
35 | #define PERMIT_YES 3 | |
36 | ||
1b56ff3d | 37 | #define DEFAULT_AUTH_FAIL_MAX 6 /* Default for MaxAuthTries */ |
3c0ef626 | 38 | |
39 | typedef struct { | |
40 | u_int num_ports; | |
41 | u_int ports_from_cmdline; | |
42 | u_short ports[MAX_PORTS]; /* Port number to listen on. */ | |
43 | char *listen_addr; /* Address on which the server listens. */ | |
44 | struct addrinfo *listen_addrs; /* Addresses on which the server listens. */ | |
34fee935 | 45 | int address_family; /* Address family used by the server. */ |
3c0ef626 | 46 | char *host_key_files[MAX_HOSTKEYS]; /* Files containing host keys. */ |
47 | int num_host_key_files; /* Number of files for host keys. */ | |
48 | char *pid_file; /* Where to put our pid */ | |
49 | int server_key_bits;/* Size of the server key. */ | |
50 | int login_grace_time; /* Disconnect if no auth in this time | |
51 | * (sec). */ | |
52 | int key_regeneration_time; /* Server key lifetime (seconds). */ | |
53 | int permit_root_login; /* PERMIT_*, see above */ | |
54 | int ignore_rhosts; /* Ignore .rhosts and .shosts. */ | |
55 | int ignore_user_known_hosts; /* Ignore ~/.ssh/known_hosts | |
56 | * for RhostsRsaAuth */ | |
57 | int print_motd; /* If true, print /etc/motd. */ | |
58 | int print_lastlog; /* If true, print lastlog */ | |
59 | int x11_forwarding; /* If true, permit inet (spoofing) X11 fwd. */ | |
60 | int x11_display_offset; /* What DISPLAY number to start | |
61 | * searching at */ | |
e9a17296 | 62 | int x11_use_localhost; /* If true, use localhost for fake X11 server. */ |
3c0ef626 | 63 | char *xauth_location; /* Location of xauth program */ |
64 | int strict_modes; /* If true, require string home dir modes. */ | |
416fd2a8 | 65 | int tcp_keep_alive; /* If true, set SO_KEEPALIVE. */ |
3c0ef626 | 66 | char *ciphers; /* Supported SSH2 ciphers. */ |
67 | char *macs; /* Supported SSH2 macs. */ | |
68 | int protocol; /* Supported protocol versions. */ | |
69 | int gateway_ports; /* If true, allow remote connects to forwarded ports. */ | |
70 | SyslogFacility log_facility; /* Facility for system logging. */ | |
71 | LogLevel log_level; /* Level for system logging. */ | |
3c0ef626 | 72 | int rhosts_rsa_authentication; /* If true, permit rhosts RSA |
73 | * authentication. */ | |
74 | int hostbased_authentication; /* If true, permit ssh2 hostbased auth */ | |
75 | int hostbased_uses_name_from_packet_only; /* experimental */ | |
76 | int rsa_authentication; /* If true, permit RSA authentication. */ | |
77 | int pubkey_authentication; /* If true, permit ssh2 pubkey authentication. */ | |
3c0ef626 | 78 | int kerberos_authentication; /* If true, permit Kerberos |
79 | * authentication. */ | |
80 | int kerberos_or_local_passwd; /* If true, permit kerberos | |
81 | * and any other password | |
82 | * authentication mechanism, | |
83 | * such as SecurID or | |
84 | * /etc/passwd */ | |
85 | int kerberos_ticket_cleanup; /* If true, destroy ticket | |
86 | * file on logout. */ | |
88928908 | 87 | #ifdef SESSION_HOOKS |
88 | int session_hooks_allow; /* If true, permit user hooks */ | |
89 | char* session_hooks_startup_cmd; /* cmd to be executed before */ | |
90 | char* session_hooks_shutdown_cmd; /* cmd to be executed after */ | |
3c0ef626 | 91 | #endif |
416fd2a8 | 92 | int kerberos_get_afs_token; /* If true, try to get AFS token if |
93 | * authenticated with Kerberos. */ | |
70791e56 | 94 | int gss_authentication; /* If true, permit GSSAPI authentication */ |
34fee935 | 95 | int gss_keyex; /* If true, permit GSSAPI key exchange */ |
70791e56 | 96 | int gss_cleanup_creds; /* If true, destroy cred cache on logout */ |
2e437378 | 97 | int gss_strict_acceptor; /* If true, restrict the GSSAPI acceptor name */ |
98 | char* gss_creds_path; /* If true, destroy cred cache on logout */ | |
9374f80e | 99 | int gsi_allow_limited_proxy; /* If true, accept limited proxies */ |
3c0ef626 | 100 | int password_authentication; /* If true, permit password |
101 | * authentication. */ | |
102 | int kbd_interactive_authentication; /* If true, permit */ | |
103 | int challenge_response_authentication; | |
104 | int permit_empty_passwd; /* If false, do not permit empty | |
105 | * passwords. */ | |
e54b3d7c | 106 | int permit_user_env; /* If true, read ~/.ssh/environment */ |
3c0ef626 | 107 | int use_login; /* If true, login(1) is used */ |
ff2d7a98 | 108 | int compression; /* If true, compression is allowed */ |
3c0ef626 | 109 | int allow_tcp_forwarding; |
110 | u_int num_allow_users; | |
111 | char *allow_users[MAX_ALLOW_USERS]; | |
112 | u_int num_deny_users; | |
113 | char *deny_users[MAX_DENY_USERS]; | |
114 | u_int num_allow_groups; | |
115 | char *allow_groups[MAX_ALLOW_GROUPS]; | |
116 | u_int num_deny_groups; | |
117 | char *deny_groups[MAX_DENY_GROUPS]; | |
118 | ||
119 | u_int num_subsystems; | |
120 | char *subsystem_name[MAX_SUBSYSTEMS]; | |
121 | char *subsystem_command[MAX_SUBSYSTEMS]; | |
2e437378 | 122 | char *subsystem_args[MAX_SUBSYSTEMS]; |
3c0ef626 | 123 | |
1b56ff3d | 124 | u_int num_accept_env; |
125 | char *accept_env[MAX_ACCEPT_ENV]; | |
126 | ||
3c0ef626 | 127 | int max_startups_begin; |
128 | int max_startups_rate; | |
129 | int max_startups; | |
1b56ff3d | 130 | int max_authtries; |
3c0ef626 | 131 | char *banner; /* SSH-2 banner message */ |
70791e56 | 132 | int use_dns; |
3c0ef626 | 133 | int client_alive_interval; /* |
e9a17296 | 134 | * poke the client this often to |
135 | * see if it's still there | |
3c0ef626 | 136 | */ |
137 | int client_alive_count_max; /* | |
138 | * If the client is unresponsive | |
139 | * for this many intervals above, | |
e9a17296 | 140 | * disconnect the session |
3c0ef626 | 141 | */ |
142 | ||
143 | char *authorized_keys_file; /* File containing public keys */ | |
144 | char *authorized_keys_file2; | |
e00da40d | 145 | |
2e437378 | 146 | char *adm_forced_command; |
147 | ||
70791e56 | 148 | int use_pam; /* Enable auth via PAM */ |
e00da40d | 149 | int none_enabled; /* enable NONE cipher switch */ |
150 | int tcp_rcv_buf_poll; /* poll tcp rcv window in autotuning kernels*/ | |
151 | int hpn_disabled; /* disable hpn functionality. false by default */ | |
152 | int hpn_buffer_size; /* set the hpn buffer size - default 3MB */ | |
153 | ||
154 | int permit_tun; | |
2e437378 | 155 | |
156 | int num_permitted_opens; | |
3c0ef626 | 157 | } ServerOptions; |
158 | ||
159 | void initialize_server_options(ServerOptions *); | |
3c0ef626 | 160 | void fill_default_server_options(ServerOptions *); |
2e437378 | 161 | int process_server_config_line(ServerOptions *, char *, const char *, int, |
162 | int *, const char *, const char *, const char *); | |
1b56ff3d | 163 | void load_server_config(const char *, Buffer *); |
2e437378 | 164 | void parse_server_config(ServerOptions *, const char *, Buffer *, |
165 | const char *, const char *, const char *); | |
166 | void parse_server_match_config(ServerOptions *, const char *, const char *, | |
167 | const char *); | |
168 | void copy_set_server_options(ServerOptions *, ServerOptions *); | |
3c0ef626 | 169 | |
170 | #endif /* SERVCONF_H */ |