1 files changed, 286 insertions, 30 deletions

diff --git a/xlators/protocol/client/src/client-callback.c b/xlators/protocol/client/src/client-callback.c
index b2707cb395b..d83d9c14899 100644
--- a/xlators/protocol/client/src/client-callback.c
+++ b/xlators/protocol/client/src/client-callback.c
@@ -8,49 +8,305 @@
   cases as published by the Free Software Foundation.
 */
 
-#ifndef _CONFIG_H
-#define _CONFIG_H
-#include "config.h"
-#endif
-
 #include "client.h"
 #include "rpc-clnt.h"
+#include <glusterfs/defaults.h>
+#include "client-messages.h"
 
-int
-client_cbk_null (struct rpc_clnt *rpc, void *mydata, void *data)
+static int
+client_cbk_null(struct rpc_clnt *rpc, void *mydata, void *data)
 {
-        gf_log (THIS->name, GF_LOG_WARNING,
-                "this function should not be called");
-        return 0;
+    gf_smsg(THIS->name, GF_LOG_WARNING, 0, PC_MSG_FUNCTION_CALL_ERROR, NULL);
+    return 0;
 }
 
-int
-client_cbk_fetchspec (struct rpc_clnt *rpc, void *mydata, void *data)
+static int
+client_cbk_fetchspec(struct rpc_clnt *rpc, void *mydata, void *data)
 {
-        gf_log (THIS->name, GF_LOG_WARNING,
-                "this function should not be called");
-        return 0;
+    gf_smsg(THIS->name, GF_LOG_WARNING, 0, PC_MSG_FUNCTION_CALL_ERROR, NULL);
+    return 0;
 }
 
-int
-client_cbk_ino_flush (struct rpc_clnt *rpc, void *mydata, void *data)
+static int
+client_cbk_ino_flush(struct rpc_clnt *rpc, void *mydata, void *data)
 {
-        gf_log (THIS->name, GF_LOG_WARNING,
-                "this function should not be called");
-        return 0;
+    gf_smsg(THIS->name, GF_LOG_WARNING, 0, PC_MSG_FUNCTION_CALL_ERROR, NULL);
+    return 0;
 }
 
-rpcclnt_cb_actor_t gluster_cbk_actors[GF_CBK_MAXVALUE] = {
-        [GF_CBK_NULL]      = {"NULL",      GF_CBK_NULL,      client_cbk_null },
-        [GF_CBK_FETCHSPEC] = {"FETCHSPEC", GF_CBK_FETCHSPEC, client_cbk_fetchspec },
-        [GF_CBK_INO_FLUSH] = {"INO_FLUSH", GF_CBK_INO_FLUSH, client_cbk_ino_flush },
-};
+static int
+client_cbk_recall_lease(struct rpc_clnt *rpc, void *mydata, void *data)
+{
+    int ret = -1;
+    struct iovec *iov = NULL;
+    struct gf_upcall upcall_data = {
+        0,
+    };
+    struct gf_upcall_recall_lease rl_data = {
+        0,
+    };
+    gfs3_recall_lease_req recall_lease = {
+        {
+            0,
+        },
+    };
+
+    GF_VALIDATE_OR_GOTO("client-callback", data, out);
+
+    iov = (struct iovec *)data;
+    ret = xdr_to_generic(*iov, &recall_lease,
+                         (xdrproc_t)xdr_gfs3_recall_lease_req);
+
+    if (ret < 0) {
+        gf_smsg(THIS->name, GF_LOG_WARNING, -ret, PC_MSG_RECALL_LEASE_FAIL,
+                NULL);
+        goto out;
+    }
+
+    upcall_data.data = &rl_data;
+    ret = gf_proto_recall_lease_to_upcall(&recall_lease, &upcall_data);
+    if (ret < 0)
+        goto out;
+
+    upcall_data.event_type = GF_UPCALL_RECALL_LEASE;
+
+    gf_msg_trace(THIS->name, 0, "Upcall gfid = %s, ret = %d", recall_lease.gfid,
+                 ret);
+
+    default_notify(THIS, GF_EVENT_UPCALL, &upcall_data);
+
+out:
+    if (recall_lease.xdata.xdata_val)
+        free(recall_lease.xdata.xdata_val);
+
+    if (rl_data.dict)
+        dict_unref(rl_data.dict);
+
+    return ret;
+}
+
+static int
+client_cbk_cache_invalidation(struct rpc_clnt *rpc, void *mydata, void *data)
+{
+    int ret = -1;
+    struct iovec *iov = NULL;
+    struct gf_upcall upcall_data = {
+        0,
+    };
+    struct gf_upcall_cache_invalidation ca_data = {
+        0,
+    };
+    gfs3_cbk_cache_invalidation_req ca_req = {
+        0,
+    };
+
+    gf_msg_trace(THIS->name, 0, "Upcall callback is called");
+
+    if (!data)
+        goto out;
+
+    iov = (struct iovec *)data;
+    ret = xdr_to_generic(*iov, &ca_req,
+                         (xdrproc_t)xdr_gfs3_cbk_cache_invalidation_req);
+
+    if (ret < 0) {
+        gf_smsg(THIS->name, GF_LOG_WARNING, -ret,
+                PC_MSG_CACHE_INVALIDATION_FAIL, NULL);
+        goto out;
+    }
+
+    upcall_data.data = &ca_data;
+    ret = gf_proto_cache_invalidation_to_upcall(THIS, &ca_req, &upcall_data);
+    if (ret < 0)
+        goto out;
+
+    gf_msg_trace(THIS->name, 0,
+                 "Cache invalidation cbk received for gfid:"
+                 " %s, ret = %d",
+                 ca_req.gfid, ret);
+
+    default_notify(THIS, GF_EVENT_UPCALL, &upcall_data);
+
+out:
+    if (ca_req.gfid)
+        free(ca_req.gfid);
+
+    if (ca_req.xdata.xdata_val)
+        free(ca_req.xdata.xdata_val);
+
+    if (ca_data.dict)
+        dict_unref(ca_data.dict);
+
+    return 0;
+}
+
+static int
+client_cbk_child_up(struct rpc_clnt *rpc, void *mydata, void *data)
+{
+    clnt_conf_t *conf = NULL;
+    xlator_t *this = THIS;
+
+    GF_VALIDATE_OR_GOTO("client", this, out);
+    conf = this->private;
+    GF_VALIDATE_OR_GOTO(this->name, conf, out);
+
+    gf_msg_debug(this->name, 0, "Received CHILD_UP");
+    conf->child_up = _gf_true;
+
+    this->notify(this, GF_EVENT_CHILD_UP, NULL);
+out:
+    return 0;
+}
 
+static int
+client_cbk_child_down(struct rpc_clnt *rpc, void *mydata, void *data)
+{
+    clnt_conf_t *conf = NULL;
+    xlator_t *this = THIS;
+
+    GF_VALIDATE_OR_GOTO("client", this, out);
+    conf = this->private;
+    GF_VALIDATE_OR_GOTO(this->name, conf, out);
+
+    gf_msg_debug(this->name, 0, "Received CHILD_DOWN");
+    conf->child_up = _gf_false;
+
+    this->notify(this, GF_EVENT_CHILD_DOWN, NULL);
+out:
+    return 0;
+}
+
+static int
+client_cbk_inodelk_contention(struct rpc_clnt *rpc, void *mydata, void *data)
+{
+    int ret = -1;
+    struct iovec *iov = NULL;
+    struct gf_upcall upcall_data = {
+        0,
+    };
+    struct gf_upcall_inodelk_contention lc = {
+        {
+            0,
+        },
+    };
+    gfs4_inodelk_contention_req proto_lc = {
+        {
+            0,
+        },
+    };
+
+    GF_VALIDATE_OR_GOTO("client-callback", data, out);
+
+    iov = (struct iovec *)data;
+    ret = xdr_to_generic(*iov, &proto_lc,
+                         (xdrproc_t)xdr_gfs4_inodelk_contention_req);
+
+    if (ret < 0) {
+        gf_smsg(THIS->name, GF_LOG_WARNING, -ret,
+                PC_MSG_INODELK_CONTENTION_FAIL, NULL);
+        goto out;
+    }
+
+    upcall_data.data = &lc;
+    ret = gf_proto_inodelk_contention_to_upcall(&proto_lc, &upcall_data);
+    if (ret < 0)
+        goto out;
+
+    upcall_data.event_type = GF_UPCALL_INODELK_CONTENTION;
+
+    default_notify(THIS, GF_EVENT_UPCALL, &upcall_data);
+
+out:
+    if (proto_lc.domain)
+        free(proto_lc.domain);
+
+    if (proto_lc.xdata.xdata_val)
+        free(proto_lc.xdata.xdata_val);
+
+    if (lc.xdata)
+        dict_unref(lc.xdata);
+
+    return ret;
+}
+
+static int
+client_cbk_entrylk_contention(struct rpc_clnt *rpc, void *mydata, void *data)
+{
+    int ret = -1;
+    struct iovec *iov = NULL;
+    struct gf_upcall upcall_data = {
+        0,
+    };
+    struct gf_upcall_entrylk_contention lc = {
+        0,
+    };
+    gfs4_entrylk_contention_req proto_lc = {
+        {
+            0,
+        },
+    };
+
+    GF_VALIDATE_OR_GOTO("client-callback", data, out);
+
+    iov = (struct iovec *)data;
+    ret = xdr_to_generic(*iov, &proto_lc,
+                         (xdrproc_t)xdr_gfs4_entrylk_contention_req);
+
+    if (ret < 0) {
+        gf_smsg(THIS->name, GF_LOG_WARNING, -ret,
+                PC_MSG_ENTRYLK_CONTENTION_FAIL, NULL);
+        goto out;
+    }
+
+    upcall_data.data = &lc;
+    ret = gf_proto_entrylk_contention_to_upcall(&proto_lc, &upcall_data);
+    if (ret < 0)
+        goto out;
+
+    upcall_data.event_type = GF_UPCALL_ENTRYLK_CONTENTION;
+
+    default_notify(THIS, GF_EVENT_UPCALL, &upcall_data);
+
+out:
+    if (proto_lc.name)
+        free(proto_lc.name);
+
+    if (proto_lc.domain)
+        free(proto_lc.domain);
+
+    if (proto_lc.xdata.xdata_val)
+        free(proto_lc.xdata.xdata_val);
+
+    if (lc.xdata)
+        dict_unref(lc.xdata);
+
+    return ret;
+}
+
+static rpcclnt_cb_actor_t gluster_cbk_actors[GF_CBK_MAXVALUE] = {
+    [GF_CBK_NULL] = {"NULL", client_cbk_null, GF_CBK_NULL},
+    [GF_CBK_FETCHSPEC] = {"FETCHSPEC", client_cbk_fetchspec, GF_CBK_FETCHSPEC},
+    [GF_CBK_INO_FLUSH] = {"INO_FLUSH", client_cbk_ino_flush, GF_CBK_INO_FLUSH},
+    [GF_CBK_CACHE_INVALIDATION] = {"CACHE_INVALIDATION",
+                                   client_cbk_cache_invalidation,
+                                   GF_CBK_CACHE_INVALIDATION},
+    [GF_CBK_CHILD_UP] = {"CHILD_UP", client_cbk_child_up, GF_CBK_CHILD_UP},
+    [GF_CBK_CHILD_DOWN] = {"CHILD_DOWN", client_cbk_child_down,
+                           GF_CBK_CHILD_DOWN},
+    [GF_CBK_RECALL_LEASE] = {"RECALL_LEASE", client_cbk_recall_lease,
+                             GF_CBK_RECALL_LEASE},
+    [GF_CBK_INODELK_CONTENTION] = {"INODELK_CONTENTION",
+                                   client_cbk_inodelk_contention,
+                                   GF_CBK_INODELK_CONTENTION},
+    [GF_CBK_ENTRYLK_CONTENTION] = {"ENTRYLK_CONTENTION",
+                                   client_cbk_entrylk_contention,
+                                   GF_CBK_ENTRYLK_CONTENTION},
+};
 
 struct rpcclnt_cb_program gluster_cbk_prog = {
-        .progname  = "GlusterFS Callback",
-        .prognum   = GLUSTER_CBK_PROGRAM,
-        .progver   = GLUSTER_CBK_VERSION,
-        .actors    = gluster_cbk_actors,
-        .numactors = GF_CBK_MAXVALUE,
+    .progname = "GlusterFS Callback",
+    .prognum = GLUSTER_CBK_PROGRAM,
+    .progver = GLUSTER_CBK_VERSION,
+    .actors = gluster_cbk_actors,
+    .numactors = GF_CBK_MAXVALUE,
 };