From 8490bb31a85e14a708e0db0b301e078d4b20657d Mon Sep 17 00:00:00 2001 From: Etienne CHAMPETIER Date: Mon, 30 Nov 2015 23:09:27 +0000 Subject: [PATCH] instance, ujail: wire hostname (-h) option Signed-off-by: Etienne CHAMPETIER --- service/instance.c | 13 +++++++++++++ service/instance.h | 1 + 2 files changed, 14 insertions(+) diff --git a/service/instance.c b/service/instance.c index 52f5cf2..b8602b8 100644 --- a/service/instance.c +++ b/service/instance.c @@ -79,6 +79,7 @@ static const struct blobmsg_policy instance_attr[__INSTANCE_ATTR_MAX] = { enum { JAIL_ATTR_NAME, + JAIL_ATTR_HOSTNAME, JAIL_ATTR_PROCFS, JAIL_ATTR_SYSFS, JAIL_ATTR_UBUS, @@ -90,6 +91,7 @@ enum { static const struct blobmsg_policy jail_attr[__JAIL_ATTR_MAX] = { [JAIL_ATTR_NAME] = { "name", BLOBMSG_TYPE_STRING }, + [JAIL_ATTR_HOSTNAME] = { "hostname", BLOBMSG_TYPE_STRING }, [JAIL_ATTR_PROCFS] = { "procfs", BLOBMSG_TYPE_BOOL }, [JAIL_ATTR_SYSFS] = { "sysfs", BLOBMSG_TYPE_BOOL }, [JAIL_ATTR_UBUS] = { "ubus", BLOBMSG_TYPE_BOOL }, @@ -185,6 +187,11 @@ jail_run(struct service_instance *in, char **argv) argv[argc++] = jail->name; } + if (jail->hostname) { + argv[argc++] = "-h"; + argv[argc++] = jail->hostname; + } + if (in->seccomp) { argv[argc++] = "-S"; argv[argc++] = in->seccomp; @@ -649,6 +656,10 @@ instance_jail_parse(struct service_instance *in, struct blob_attr *attr) jail->name = blobmsg_get_string(tb[JAIL_ATTR_NAME]); jail->argc += 2; } + if (tb[JAIL_ATTR_HOSTNAME]) { + jail->hostname = blobmsg_get_string(tb[JAIL_ATTR_HOSTNAME]); + jail->argc += 2; + } if (tb[JAIL_ATTR_PROCFS]) { jail->procfs = blobmsg_get_bool(tb[JAIL_ATTR_PROCFS]); jail->argc++; @@ -959,6 +970,8 @@ void instance_dump(struct blob_buf *b, struct service_instance *in, int verbose) void *r = blobmsg_open_table(b, "jail"); if (in->jail.name) blobmsg_add_string(b, "name", in->jail.name); + if (in->jail.hostname) + blobmsg_add_string(b, "hostname", in->jail.hostname); blobmsg_add_u8(b, "procfs", in->jail.procfs); blobmsg_add_u8(b, "sysfs", in->jail.sysfs); blobmsg_add_u8(b, "ubus", in->jail.ubus); diff --git a/service/instance.h b/service/instance.h index 7700000..7490462 100644 --- a/service/instance.h +++ b/service/instance.h @@ -29,6 +29,7 @@ struct jail { bool log; bool ronly; char *name; + char *hostname; struct blobmsg_list mount; int argc; }; -- 2.30.2