glusterd: Implemented cmd to trigger self-heal on a replicate volume.v3.3.0qa10

This cmd is used in the context of proactive self-heal for replicated
volumes. User invokes the following cmd when (s)he suspects that self-heal
needs to be done on a particular volume,
        gluster volume heal <VOLNAME>.

Change-Id: I3954353b53488c28b70406e261808239b44997f3
BUG: 3602
Reviewed-on: http://review.gluster.com/454
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Vijay Bellur <vijay@gluster.com>

4 files changed, 65 insertions, 0 deletions

diff --git a/rpc/rpc-lib/src/protocol-common.h b/rpc/rpc-lib/src/protocol-common.h
index 3c4c8fc444f..41197044b66 100644
--- a/rpc/rpc-lib/src/protocol-common.h
+++ b/rpc/rpc-lib/src/protocol-common.h
@@ -205,6 +205,7 @@ enum gluster_cli_procnum {
         GLUSTER_CLI_STATUS_VOLUME,
         GLUSTER_CLI_MOUNT,
         GLUSTER_CLI_UMOUNT,
+        GLUSTER_CLI_HEAL_VOLUME,
         GLUSTER_CLI_MAXVALUE,
 };
 
@@ -212,6 +213,7 @@ enum gf_brick_procnum {
         GF_BRICK_NULL = 0,
         GF_BRICK_TERMINATE = 1,
         GF_BRICK_XLATOR_INFO = 2,
+        GF_BRICK_XLATOR_HEAL = 3,
         GF_BRICK_MAX_VALUE
 };
 
diff --git a/rpc/xdr/src/cli1-xdr.c b/rpc/xdr/src/cli1-xdr.c
index 25ab32a8fe9..1240dda8bf5 100644
--- a/rpc/xdr/src/cli1-xdr.c
+++ b/rpc/xdr/src/cli1-xdr.c
@@ -1068,3 +1068,33 @@ xdr_gf1_cli_umount_rsp (XDR *xdrs, gf1_cli_umount_rsp *objp)
 		 return FALSE;
 	return TRUE;
 }
+
+bool_t
+xdr_gf1_cli_heal_vol_req (XDR *xdrs, gf1_cli_heal_vol_req *objp)
+{
+	register int32_t *buf;
+        buf = NULL;
+
+	 if (!xdr_string (xdrs, &objp->volname, ~0))
+		 return FALSE;
+	return TRUE;
+}
+
+bool_t
+xdr_gf1_cli_heal_vol_rsp (XDR *xdrs, gf1_cli_heal_vol_rsp *objp)
+{
+	register int32_t *buf;
+        buf = NULL;
+
+	 if (!xdr_int (xdrs, &objp->op_ret))
+		 return FALSE;
+	 if (!xdr_int (xdrs, &objp->op_errno))
+		 return FALSE;
+	 if (!xdr_string (xdrs, &objp->volname, ~0))
+		 return FALSE;
+	 if (!xdr_string (xdrs, &objp->op_errstr, ~0))
+		 return FALSE;
+	 if (!xdr_bytes (xdrs, (char **)&objp->dict.dict_val, (u_int *) &objp->dict.dict_len, ~0))
+		 return FALSE;
+	return TRUE;
+}
diff --git a/rpc/xdr/src/cli1-xdr.h b/rpc/xdr/src/cli1-xdr.h
index 4077ff3c11b..f22c635f176 100644
--- a/rpc/xdr/src/cli1-xdr.h
+++ b/rpc/xdr/src/cli1-xdr.h
@@ -614,6 +614,23 @@ struct gf1_cli_umount_rsp {
 };
 typedef struct gf1_cli_umount_rsp gf1_cli_umount_rsp;
 
+struct gf1_cli_heal_vol_req {
+	char *volname;
+};
+typedef struct gf1_cli_heal_vol_req gf1_cli_heal_vol_req;
+
+struct gf1_cli_heal_vol_rsp {
+	int op_ret;
+	int op_errno;
+	char *volname;
+	char *op_errstr;
+	struct {
+		u_int dict_len;
+		char *dict_val;
+	} dict;
+};
+typedef struct gf1_cli_heal_vol_rsp gf1_cli_heal_vol_rsp;
+
 /* the xdr functions */
 
 #if defined(__STDC__) || defined(__cplusplus)
@@ -687,6 +704,8 @@ extern  bool_t xdr_gf1_cli_mount_req (XDR *, gf1_cli_mount_req*);
 extern  bool_t xdr_gf1_cli_mount_rsp (XDR *, gf1_cli_mount_rsp*);
 extern  bool_t xdr_gf1_cli_umount_req (XDR *, gf1_cli_umount_req*);
 extern  bool_t xdr_gf1_cli_umount_rsp (XDR *, gf1_cli_umount_rsp*);
+extern  bool_t xdr_gf1_cli_heal_vol_req (XDR *, gf1_cli_heal_vol_req*);
+extern  bool_t xdr_gf1_cli_heal_vol_rsp (XDR *, gf1_cli_heal_vol_rsp*);
 
 #else /* K&R C */
 extern bool_t xdr_gf_cli_defrag_type ();
@@ -759,6 +778,8 @@ extern bool_t xdr_gf1_cli_mount_req ();
 extern bool_t xdr_gf1_cli_mount_rsp ();
 extern bool_t xdr_gf1_cli_umount_req ();
 extern bool_t xdr_gf1_cli_umount_rsp ();
+extern bool_t xdr_gf1_cli_heal_vol_req ();
+extern bool_t xdr_gf1_cli_heal_vol_rsp ();
 
 #endif /* K&R C */
 
diff --git a/rpc/xdr/src/cli1-xdr.x b/rpc/xdr/src/cli1-xdr.x
index 2a6168c0456..9a1f77c0ef7 100644
--- a/rpc/xdr/src/cli1-xdr.x
+++ b/rpc/xdr/src/cli1-xdr.x
@@ -455,3 +455,15 @@ struct gf1_cli_umount_rsp {
        int op_ret;
        int op_errno;
 };
+
+struct gf1_cli_heal_vol_req {
+       string volname<>;
+}  ;
+
+struct gf1_cli_heal_vol_rsp {
+       int     op_ret;
+       int     op_errno;
+       string  volname<>;
+       string op_errstr<>;
+       opaque  dict<>;
+}  ;