63 lines
1.6 KiB
Diff
63 lines
1.6 KiB
Diff
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From 07bf3074ccdd9debe844fe1bae0244799d01fe58 Mon Sep 17 00:00:00 2001
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From: Chris Leech <cleech@redhat.com>
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Date: Wed, 2 Jan 2013 14:46:14 -0800
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Subject: iscsiuio: iscsid IPC newroot command
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---
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include/uip_mgmt_ipc.h | 4 ++++
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src/unix/iscsid_ipc.c | 9 +++++++++
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2 files changed, 13 insertions(+)
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diff --git a/include/uip_mgmt_ipc.h b/include/uip_mgmt_ipc.h
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index 7054df5..db87b2b 100644
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--- a/include/uip_mgmt_ipc.h
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+++ b/include/uip_mgmt_ipc.h
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@@ -26,6 +26,7 @@
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typedef enum iscsid_uip_cmd {
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ISCSID_UIP_IPC_UNKNOWN = 0,
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ISCSID_UIP_IPC_GET_IFACE = 1,
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+ ISCSID_UIP_NEWROOT = 2,
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__ISCSID_UIP_IPC_MAX_COMMAND
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} iscsid_uip_cmd_e;
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@@ -45,6 +46,9 @@ typedef struct iscsid_uip_broadcast {
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struct ipc_broadcast_iface_rec {
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struct iface_rec rec;
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} iface_rec;
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+ struct ipc_broadcast_newroot {
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+ char path[PATH_MAX + 1];
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+ } newroot;
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} u;
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} iscsid_uip_broadcast_t;
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diff --git a/src/unix/iscsid_ipc.c b/src/unix/iscsid_ipc.c
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index 1c28822..dcbeb4c 100644
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--- a/src/unix/iscsid_ipc.c
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+++ b/src/unix/iscsid_ipc.c
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@@ -801,6 +801,7 @@ int process_iscsid_broadcast(int s2)
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size_t size;
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iscsid_uip_cmd_e cmd;
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uint32_t payload_len;
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+ char *newroot;
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fd = fdopen(s2, "r+");
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if (fd == NULL) {
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@@ -857,6 +858,14 @@ int process_iscsid_broadcast(int s2)
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}
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break;
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+ case ISCSID_UIP_NEWROOT:
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+ rsp.command = cmd;
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+ newroot = data->u.newroot.path;
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+ if (chdir(newroot) || chroot(".") || chdir("/"))
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+ rsp.err = ISCSID_UIP_MGMT_IPC_ERR;
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+ else
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+ rsp.err = ISCSID_UIP_MGMT_IPC_OK;
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+ break;
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default:
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LOG_WARN(PFX "Unknown iscsid broadcast command: %x",
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data->header.command);
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--
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1.7.11.7
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