diff options
Diffstat (limited to 'srcx/jid.c')
| -rw-r--r-- | srcx/jid.c | 49 |
1 files changed, 43 insertions, 6 deletions
@@ -1,5 +1,8 @@ #include <sys/types.h> +#include <sys/param.h> +#include <sys/jail.h> + #include <stdio.h> #include <stdlib.h> #include <unistd.h> @@ -14,8 +17,8 @@ static void usage(); int main(int argc, char* argv[]) { - int i; int jid = 0; + char* e; /* Remove the program name */ argc--; @@ -24,14 +27,47 @@ int main(int argc, char* argv[]) if(argc != 1) usage(); - if(in_jail()) + if(running_in_jail()) errx(1, "can't run from inside jail"); - jid = translate_jail_id(argv[0]); - if(jid == -1) - errx(1, "unknown jail host name: %s", argv[0]); + jid = strtol(argv[0], &e, 10); + + /* If it was all a number ... */ + if(!*e) + { + struct xprison* xp; + size_t len, i; + + len = get_jail_sysctl(&xp); + if(len > 0) + { + for(i = 0; i < len; i++) + { + if(xp[i].pr_id == jid) + { + printf("%s\n", xp[i].pr_host); + jid = -1; + break; + } + } + + free(xp); + + if(jid != -1) + errx(1, "unknown jail id: %s", argv[0]); + } + } + + /* otherwise it's a host name */ + else + { + jid = translate_jail_name(argv[0]); + if(jid == -1) + errx(1, "unknown jail host name: %s", argv[0]); + + printf("%d\n", (int)jid); + } - printf("%d \n", (int)jid); return 0; } @@ -40,3 +76,4 @@ static void usage() fprintf(stderr, "usage: jid hostname \n"); exit(2); } + |