diff options
| -rw-r--r-- | lib/flua/libjail/jail.3lua | 22 | ||||
| -rw-r--r-- | lib/flua/libjail/lua_jail.c | 74 |
2 files changed, 96 insertions, 0 deletions
diff --git a/lib/flua/libjail/jail.3lua b/lib/flua/libjail/jail.3lua index aa1e0ec49616..a0cb7ae1381e 100644 --- a/lib/flua/libjail/jail.3lua +++ b/lib/flua/libjail/jail.3lua @@ -30,11 +30,13 @@ .Dt JAIL 3lua .Os .Sh NAME +.Nm attach , .Nm getid , .Nm getname , .Nm list , .Nm allparams , .Nm getparams , +.Nm remove , .Nm setparams , .Nm CREATE , .Nm UPDATE , @@ -48,11 +50,13 @@ local jail = require('jail') .Ed .Pp .Bl -tag -width XXXX -compact +.It Dv ok, err = jail.attach(jid|name) .It Dv jid, err = jail.getid(name) .It Dv name, err = jail.getname(jid) .It Dv params, err = jail.allparams() .It Dv iter, jail_obj = jail.list([params]) .It Dv jid, res = jail.getparams(jid|name, params [, flags ] ) +.It Dv ok, err = jail.remove(jid|name) .It Dv jid, err = jail.setparams(jid|name, params, flags ) .It Dv jail.CREATE .It Dv jail.UPDATE @@ -71,6 +75,11 @@ and .Xr jail_set 2 system calls. .Bl -tag -width XXXX +.It Dv ok, err = jail.attach(jid|name) +Attach to the given jail, identified by an integer +.Fa jid +or the +.Fa name . .It Dv jid, err = jail.getid(name) Get the jail identifier .Pq jid @@ -114,6 +123,11 @@ See the list of flags below. Only the .Dv DYING flag is valid to set. +.It Dv ok, err = jail.remove(jid|name) +Remove the given jail, identified by an integer +.Fa jid +or the +.Fa name . .It Dv jid, err = jail.setparams(jid|name, params [, flags ] ) Set parameters for a given jail. This is used to create, update, attach to, or destroy a jail. @@ -188,6 +202,14 @@ and an error message string if an error occurred. The .Fn list function returns an iterator over the list of running jails. +.Pp +The +.Fn attach +and +.Fn remove +functions return true on success, or +.Dv nil +and an error message string if an error occurred. .Sh EXAMPLES Set the hostname of jail .Dq foo diff --git a/lib/flua/libjail/lua_jail.c b/lib/flua/libjail/lua_jail.c index 7bb0e13cceea..025694bf1181 100644 --- a/lib/flua/libjail/lua_jail.c +++ b/lib/flua/libjail/lua_jail.c @@ -575,6 +575,68 @@ l_setparams(lua_State *L) return (1); } +static int +l_attach(lua_State *L) +{ + int jid, type; + + type = lua_type(L, 1); + luaL_argcheck(L, type == LUA_TSTRING || type == LUA_TNUMBER, 1, + "expected a jail name (string) or id (integer)"); + + if (lua_isstring(L, 1)) { + /* Resolve it to a jid. */ + jid = jail_getid(lua_tostring(L, 1)); + if (jid == -1) { + lua_pushnil(L); + lua_pushstring(L, jail_errmsg); + return (2); + } + } else { + jid = lua_tointeger(L, 1); + } + + if (jail_attach(jid) == -1) { + lua_pushnil(L); + lua_pushstring(L, strerror(errno)); + return (2); + } + + lua_pushboolean(L, 1); + return (1); +} + +static int +l_remove(lua_State *L) +{ + int jid, type; + + type = lua_type(L, 1); + luaL_argcheck(L, type == LUA_TSTRING || type == LUA_TNUMBER, 1, + "expected a jail name (string) or id (integer)"); + + if (lua_isstring(L, 1)) { + /* Resolve it to a jid. */ + jid = jail_getid(lua_tostring(L, 1)); + if (jid == -1) { + lua_pushnil(L); + lua_pushstring(L, jail_errmsg); + return (2); + } + } else { + jid = lua_tointeger(L, 1); + } + + if (jail_remove(jid) == -1) { + lua_pushnil(L); + lua_pushstring(L, strerror(errno)); + return (2); + } + + lua_pushboolean(L, 1); + return (1); +} + static const struct luaL_Reg l_jail[] = { /** Get id of a jail by name. * @param name jail name (string) @@ -616,6 +678,18 @@ static const struct luaL_Reg l_jail[] = { * close methods */ {"list", l_list}, + /** Attach to a running jail. + * @param jail jail name (string) or id (integer) + * @return true (boolean) + * or nil, error (string) on error + */ + {"attach", l_attach}, + /** Remove a running jail. + * @param jail jail name (string) or id (integer) + * @return true (boolean) + * or nil, error (string) on error + */ + {"remove", l_remove}, {NULL, NULL} }; |