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authorMarkus Armbruster <armbru@redhat.com>2019-06-19 22:10:50 +0200
committerMarkus Armbruster <armbru@redhat.com>2019-07-02 13:37:00 +0200
commit2608b3df8f9cd91baee9d04e246a0255dbb612db (patch)
tree5d33ba890b23b39199aeb197613b9828ab3665e0 /dump
parent6d3da32c8b64223670a1f756596158901645baa4 (diff)
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dump: Move HMP command handlers to dump/
Move the HMP handlers related to qapi/dump.json to dump/dump-hmp-cmds.c, where they are covered by MAINTAINERS section "Dump", just like qapi/dump.json. Cc: Marc-André Lureau <marcandre.lureau@redhat.com> Cc: "Dr. David Alan Gilbert" <dgilbert@redhat.com> Signed-off-by: Markus Armbruster <armbru@redhat.com> Message-Id: <20190619201050.19040-18-armbru@redhat.com> Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> [Commit message typo fixed]
Diffstat (limited to 'dump')
-rw-r--r--dump/Makefile.objs1
-rw-r--r--dump/dump-hmp-cmds.c88
2 files changed, 89 insertions, 0 deletions
diff --git a/dump/Makefile.objs b/dump/Makefile.objs
index ea6b074..d2a5db3 100644
--- a/dump/Makefile.objs
+++ b/dump/Makefile.objs
@@ -1,2 +1,3 @@
obj-y += dump.o
+common-obj-y += dump-hmp-cmds.o
obj-$(TARGET_X86_64) += win_dump.o
diff --git a/dump/dump-hmp-cmds.c b/dump/dump-hmp-cmds.c
new file mode 100644
index 0000000..3dbf443
--- /dev/null
+++ b/dump/dump-hmp-cmds.c
@@ -0,0 +1,88 @@
+/*
+ * Human Monitor Interface commands
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include "qemu/osdep.h"
+#include "monitor/hmp.h"
+#include "monitor/monitor.h"
+#include "qapi/error.h"
+#include "qapi/qapi-commands-dump.h"
+#include "qapi/qmp/qdict.h"
+
+void hmp_dump_guest_memory(Monitor *mon, const QDict *qdict)
+{
+ Error *err = NULL;
+ bool win_dmp = qdict_get_try_bool(qdict, "windmp", false);
+ bool paging = qdict_get_try_bool(qdict, "paging", false);
+ bool zlib = qdict_get_try_bool(qdict, "zlib", false);
+ bool lzo = qdict_get_try_bool(qdict, "lzo", false);
+ bool snappy = qdict_get_try_bool(qdict, "snappy", false);
+ const char *file = qdict_get_str(qdict, "filename");
+ bool has_begin = qdict_haskey(qdict, "begin");
+ bool has_length = qdict_haskey(qdict, "length");
+ bool has_detach = qdict_haskey(qdict, "detach");
+ int64_t begin = 0;
+ int64_t length = 0;
+ bool detach = false;
+ enum DumpGuestMemoryFormat dump_format = DUMP_GUEST_MEMORY_FORMAT_ELF;
+ char *prot;
+
+ if (zlib + lzo + snappy + win_dmp > 1) {
+ error_setg(&err, "only one of '-z|-l|-s|-w' can be set");
+ hmp_handle_error(mon, &err);
+ return;
+ }
+
+ if (win_dmp) {
+ dump_format = DUMP_GUEST_MEMORY_FORMAT_WIN_DMP;
+ }
+
+ if (zlib) {
+ dump_format = DUMP_GUEST_MEMORY_FORMAT_KDUMP_ZLIB;
+ }
+
+ if (lzo) {
+ dump_format = DUMP_GUEST_MEMORY_FORMAT_KDUMP_LZO;
+ }
+
+ if (snappy) {
+ dump_format = DUMP_GUEST_MEMORY_FORMAT_KDUMP_SNAPPY;
+ }
+
+ if (has_begin) {
+ begin = qdict_get_int(qdict, "begin");
+ }
+ if (has_length) {
+ length = qdict_get_int(qdict, "length");
+ }
+ if (has_detach) {
+ detach = qdict_get_bool(qdict, "detach");
+ }
+
+ prot = g_strconcat("file:", file, NULL);
+
+ qmp_dump_guest_memory(paging, prot, true, detach, has_begin, begin,
+ has_length, length, true, dump_format, &err);
+ hmp_handle_error(mon, &err);
+ g_free(prot);
+}
+
+void hmp_info_dump(Monitor *mon, const QDict *qdict)
+{
+ DumpQueryResult *result = qmp_query_dump(NULL);
+
+ assert(result && result->status < DUMP_STATUS__MAX);
+ monitor_printf(mon, "Status: %s\n", DumpStatus_str(result->status));
+
+ if (result->status == DUMP_STATUS_ACTIVE) {
+ float percent = 0;
+ assert(result->total != 0);
+ percent = 100.0 * result->completed / result->total;
+ monitor_printf(mon, "Finished: %.2f %%\n", percent);
+ }
+
+ qapi_free_DumpQueryResult(result);
+}