5:27 a.m.
Enable libvirt users to query logging output settings.
Signed-off-by: Erik Skultety <eskultet(a)redhat.com>
---
daemon/admin.c | 52 +++++++++++++++++++++++++++++++++++++++++
include/libvirt/libvirt-admin.h | 4 ++++
src/admin/admin_protocol.x | 16 ++++++++++++-
src/admin/admin_remote.c | 43 ++++++++++++++++++++++++++++++++++
src/admin_protocol-structs | 8 +++++++
src/libvirt-admin.c | 39 +++++++++++++++++++++++++++++++
src/libvirt_admin_private.syms | 2 ++
src/libvirt_admin_public.syms | 1 +
8 files changed, 164 insertions(+), 1 deletion(-)
diff --git a/daemon/admin.c b/daemon/admin.c
index a3c8b89..b31b125 100644
--- a/daemon/admin.c
+++ b/daemon/admin.c
@@ -383,4 +383,56 @@ adminDispatchServerSetClientLimits(virNetServerPtr server
ATTRIBUTE_UNUSED,
virObjectUnref(srv);
return rv;
}
+
+static int
+adminConnectGetLoggingOutputs(char **outputs, unsigned int flags)
+{
+ char *tmp = NULL;
+ int ret = -1;
+
+ virCheckFlags(0, -1);
+
+ if ((ret = virLogGetNbOutputs()) > 0) {
+ if (!(tmp = virLogGetOutputs()))
+ return -1;
+ } else {
+ /* there were no outputs defined, return an empty string */
+ if (!tmp) {
+ if (VIR_ALLOC(tmp) < 0)
+ return -1;
+ memset(tmp, 0, 1);
+ }
+ }
+
+ *outputs = tmp;
+ return ret;
+}
+
+static int
+adminDispatchConnectGetLoggingOutputs(virNetServerPtr server ATTRIBUTE_UNUSED,
+ virNetServerClientPtr client ATTRIBUTE_UNUSED,
+ virNetMessagePtr msg ATTRIBUTE_UNUSED,
+ virNetMessageErrorPtr rerr ATTRIBUTE_UNUSED,
+ admin_connect_get_logging_outputs_args *args,
+ admin_connect_get_logging_outputs_ret *ret)
+{
+ char *outputs = NULL;
+ int noutputs = 0;
+ int rv = -1;
+
+ if ((noutputs = adminConnectGetLoggingOutputs(&outputs, args->flags) < 0))
+ goto cleanup;
+
+ if (VIR_STRDUP(ret->outputs, outputs) < 0)
+ goto cleanup;
+
+ ret->noutputs = noutputs;
+ rv = 0;
+
+ cleanup:
+ if (rv < 0)
+ virNetMessageSaveError(rerr);
+ VIR_FREE(outputs);
+ return rv;
+}
#include "admin_dispatch.h"
diff --git a/include/libvirt/libvirt-admin.h b/include/libvirt/libvirt-admin.h
index c810be3..46d2155 100644
--- a/include/libvirt/libvirt-admin.h
+++ b/include/libvirt/libvirt-admin.h
@@ -404,6 +404,10 @@ int virAdmServerSetClientLimits(virAdmServerPtr srv,
int nparams,
unsigned int flags);
+int virAdmConnectGetLoggingOutputs(virAdmConnectPtr conn,
+ char **outputs,
+ unsigned int flags);
+
# ifdef __cplusplus
}
# endif
diff --git a/src/admin/admin_protocol.x b/src/admin/admin_protocol.x
index 5963233..237632a 100644
--- a/src/admin/admin_protocol.x
+++ b/src/admin/admin_protocol.x
@@ -183,6 +183,15 @@ struct admin_server_set_client_limits_args {
unsigned int flags;
};
+struct admin_connect_get_logging_outputs_args {
+ unsigned int flags;
+};
+
+struct admin_connect_get_logging_outputs_ret {
+ admin_nonnull_string outputs;
+ unsigned int noutputs;
+};
+
/* Define the program number, protocol version and procedure numbers here. */
const ADMIN_PROGRAM = 0x06900690;
const ADMIN_PROTOCOL_VERSION = 1;
@@ -268,5 +277,10 @@ enum admin_procedure {
/**
* @generate: none
*/
- ADMIN_PROC_SERVER_SET_CLIENT_LIMITS = 13
+ ADMIN_PROC_SERVER_SET_CLIENT_LIMITS = 13,
+
+ /**
+ * @generate: none
+ */
+ ADMIN_PROC_CONNECT_GET_LOGGING_OUTPUTS = 14
};
diff --git a/src/admin/admin_remote.c b/src/admin/admin_remote.c
index 10a3b18..de3662c 100644
--- a/src/admin/admin_remote.c
+++ b/src/admin/admin_remote.c
@@ -429,3 +429,46 @@ remoteAdminServerSetClientLimits(virAdmServerPtr srv,
virObjectUnlock(priv);
return rv;
}
+
+static int
+remoteAdminConnectGetLoggingOutputs(virAdmConnectPtr conn,
+ char **outputs,
+ unsigned int flags)
+{
+ int rv = -1;
+ char *tmp_outputs = NULL;
+ remoteAdminPrivPtr priv = conn->privateData;
+ admin_connect_get_logging_outputs_args args;
+ admin_connect_get_logging_outputs_ret ret;
+
+ args.flags = flags;
+
+ memset(&ret, 0, sizeof(ret));
+ virObjectLock(priv);
+
+ if (call(conn,
+ 0,
+ ADMIN_PROC_CONNECT_GET_LOGGING_OUTPUTS,
+ (xdrproc_t) xdr_admin_connect_get_logging_outputs_args,
+ (char *) &args,
+ (xdrproc_t) xdr_admin_connect_get_logging_outputs_ret,
+ (char *) &ret) == -1)
+ goto done;
+
+ if (outputs) {
+ if (VIR_STRDUP(tmp_outputs, ret.outputs) < 0)
+ goto cleanup;
+
+ *outputs = tmp_outputs;
+ tmp_outputs = NULL;
+ }
+
+ rv = ret.noutputs;
+
+ cleanup:
+ xdr_free((xdrproc_t) xdr_admin_connect_get_logging_outputs_ret, (char *) &ret);
+
+ done:
+ virObjectUnlock(priv);
+ return rv;
+}
diff --git a/src/admin_protocol-structs b/src/admin_protocol-structs
index 1437d9e..096bf5a 100644
--- a/src/admin_protocol-structs
+++ b/src/admin_protocol-structs
@@ -127,6 +127,13 @@ struct admin_server_set_client_limits_args {
} params;
u_int flags;
};
+struct admin_connect_get_logging_outputs_args {
+ u_int flags;
+};
+struct admin_connect_get_logging_outputs_ret {
+ admin_nonnull_string outputs;
+ u_int noutputs;
+};
enum admin_procedure {
ADMIN_PROC_CONNECT_OPEN = 1,
ADMIN_PROC_CONNECT_CLOSE = 2,
@@ -141,4 +148,5 @@ enum admin_procedure {
ADMIN_PROC_CLIENT_CLOSE = 11,
ADMIN_PROC_SERVER_GET_CLIENT_LIMITS = 12,
ADMIN_PROC_SERVER_SET_CLIENT_LIMITS = 13,
+ ADMIN_PROC_CONNECT_GET_LOGGING_OUTPUTS = 14,
};
diff --git a/src/libvirt-admin.c b/src/libvirt-admin.c
index 88eef54..264411f 100644
--- a/src/libvirt-admin.c
+++ b/src/libvirt-admin.c
@@ -1106,3 +1106,42 @@ virAdmServerSetClientLimits(virAdmServerPtr srv,
virDispatchError(NULL);
return ret;
}
+
+/**
+ * virAdmConnectGetLoggingOutputs:
+ * @conn: pointer to an active admin connection
+ * @outputs: pointer to a variable to store a string containing all currently
+ * defined logging outputs on daemon (allocated automatically)
+ * @flags: extra flags; not used yet, so callers should always pass 0
+ *
+ * Retrieves a list of currently installed logging outputs. Outputs returned
+ * are contained within an automatically allocated string and delimited by
+ * spaces. The format of each output conforms to the format described in
+ * daemon's configuration file (e.g. libvirtd.conf).
+ * To retrieve individual outputs, additional parsing needs to be done by the
+ * caller. Caller is also responsible for freeing @outputs correctly.
+ *
+ * Returns the count of outputs in @outputs, or -1 in case of an error.
+ */
+int
+virAdmConnectGetLoggingOutputs(virAdmConnectPtr conn,
+ char **outputs,
+ unsigned int flags)
+{
+ int ret = -1;
+
+ VIR_DEBUG("conn=%p, flags=%x", conn, flags);
+
+ virResetLastError();
+ virCheckAdmConnectReturn(conn, -1);
+ virCheckNonNullArgGoto(outputs, error);
+
+ if ((ret = remoteAdminConnectGetLoggingOutputs(conn, outputs,
+ flags)) < 0)
+ goto error;
+
+ return ret;
+ error:
+ virDispatchError(NULL);
+ return -1;
+}
diff --git a/src/libvirt_admin_private.syms b/src/libvirt_admin_private.syms
index 8c173ab..c95aa3c 100644
--- a/src/libvirt_admin_private.syms
+++ b/src/libvirt_admin_private.syms
@@ -10,6 +10,8 @@ xdr_admin_client_close_args;
xdr_admin_client_get_info_args;
xdr_admin_client_get_info_ret;
xdr_admin_connect_get_lib_version_ret;
+xdr_admin_connect_get_logging_outputs_args;
+xdr_admin_connect_get_logging_outputs_ret;
xdr_admin_connect_list_servers_args;
xdr_admin_connect_list_servers_ret;
xdr_admin_connect_lookup_server_args;
diff --git a/src/libvirt_admin_public.syms b/src/libvirt_admin_public.syms
index 2de28e9..c1420ee 100644
--- a/src/libvirt_admin_public.syms
+++ b/src/libvirt_admin_public.syms
@@ -38,4 +38,5 @@ LIBVIRT_ADMIN_2.0.0 {
virAdmClientClose;
virAdmServerGetClientLimits;
virAdmServerSetClientLimits;
+ virAdmConnectGetLoggingOutputs;
};
--
2.5.5