Make migration RPC non-blocking

[ganeti-local] / lib / constants.py

diff --git a/lib/constants.py b/lib/constants.py
index 13a1a07..9dc202b 100644 (file)
--- a/lib/constants.py
+++ b/lib/constants.py
@@ -99,6 +99,27 @@ CONFD_GROUP = _autoconf.CONFD_GROUP
 NODED_USER = _autoconf.NODED_USER
 NODED_GROUP = _autoconf.NODED_GROUP
 
+# cpu pinning separators and constants
+CPU_PINNING_SEP = ":"
+CPU_PINNING_ALL = "all"
+# internal representation of "all"
+CPU_PINNING_ALL_VAL = -1
+# one "all" entry in a CPU list means CPU pinning is off
+CPU_PINNING_OFF = [CPU_PINNING_ALL_VAL]
+
+# A Xen-specific implementation detail - there is no way to actually say
+# "use any cpu for pinning" in a Xen configuration file, as opposed to the
+# command line, where you can say "xm vcpu-pin <domain> <vcpu> all".
+# The workaround used in Xen is "0-63" (see source code function
+# xm_vcpu_pin in <xen-source>/tools/python/xen/xm/main.py).
+# To support future changes, the following constant is treated as a
+# blackbox string that simply means use-any-cpu-for-pinning-under-xen.
+CPU_PINNING_ALL_XEN = "0-63"
+
+# A KVM-specific implementation detail - the following value is used
+# to set CPU affinity to all processors (#0 through #31), per taskset
+# man page.
+CPU_PINNING_ALL_KVM = 0xFFFFFFFF
 
 # Wipe
 DD_CMD = "dd"
@@ -139,6 +160,8 @@ CLUSTER_CONF_FILE = DATA_DIR + "/config.data"
 NODED_CERT_FILE = DATA_DIR + "/server.pem"
 RAPI_CERT_FILE = DATA_DIR + "/rapi.pem"
 CONFD_HMAC_KEY = DATA_DIR + "/hmac.key"
+SPICE_CERT_FILE = DATA_DIR + "/spice.pem"
+SPICE_CACERT_FILE = DATA_DIR + "/spice-ca.pem"
 CLUSTER_DOMAIN_SECRET_FILE = DATA_DIR + "/cluster-domain-secret"
 INSTANCE_STATUS_FILE = RUN_GANETI_DIR + "/instance-status"
 SSH_KNOWN_HOSTS_FILE = DATA_DIR + "/known_hosts"
@@ -172,7 +195,12 @@ WATCHER_GROUP_INSTANCE_STATUS_FILE = DATA_DIR + "/watcher.%s.instance-status"
 #: File containing Unix timestamp until which watcher should be paused
 WATCHER_PAUSEFILE = DATA_DIR + "/watcher.pause"
 
-ALL_CERT_FILES = frozenset([NODED_CERT_FILE, RAPI_CERT_FILE])
+ALL_CERT_FILES = frozenset([
+  NODED_CERT_FILE,
+  RAPI_CERT_FILE,
+  SPICE_CERT_FILE,
+  SPICE_CACERT_FILE,
+  ])
 
 MASTER_SOCKET = SOCKET_DIR + "/ganeti-master"
 
@@ -679,6 +707,9 @@ HV_KVM_SPICE_JPEG_IMG_COMPR = "spice_jpeg_wan_compression"
 HV_KVM_SPICE_ZLIB_GLZ_IMG_COMPR = "spice_zlib_glz_wan_compression"
 HV_KVM_SPICE_STREAMING_VIDEO_DETECTION = "spice_streaming_video"
 HV_KVM_SPICE_AUDIO_COMPR = "spice_playback_compression"
+HV_KVM_SPICE_USE_TLS = "spice_use_tls"
+HV_KVM_SPICE_TLS_CIPHERS = "spice_tls_ciphers"
+HV_KVM_SPICE_USE_VDAGENT = "spice_use_vdagent"
 HV_ACPI = "acpi"
 HV_PAE = "pae"
 HV_USE_BOOTLOADER = "use_bootloader"
@@ -730,6 +761,9 @@ HVS_PARAMETER_TYPES = {
   HV_KVM_SPICE_ZLIB_GLZ_IMG_COMPR: VTYPE_STRING,
   HV_KVM_SPICE_STREAMING_VIDEO_DETECTION: VTYPE_STRING,
   HV_KVM_SPICE_AUDIO_COMPR: VTYPE_BOOL,
+  HV_KVM_SPICE_USE_TLS: VTYPE_BOOL,
+  HV_KVM_SPICE_TLS_CIPHERS: VTYPE_STRING,
+  HV_KVM_SPICE_USE_VDAGENT: VTYPE_BOOL,
   HV_ACPI: VTYPE_BOOL,
   HV_PAE: VTYPE_BOOL,
   HV_USE_BOOTLOADER: VTYPE_BOOL,
@@ -763,6 +797,27 @@ HVS_PARAMETER_TYPES = {
 
 HVS_PARAMETERS = frozenset(HVS_PARAMETER_TYPES.keys())
 
+# Migration statuses
+HV_MIGRATION_COMPLETED = "completed"
+HV_MIGRATION_ACTIVE = "active"
+HV_MIGRATION_FAILED = "failed"
+HV_MIGRATION_CANCELLED = "cancelled"
+
+HV_MIGRATION_VALID_STATUSES = frozenset([
+  HV_MIGRATION_COMPLETED,
+  HV_MIGRATION_ACTIVE,
+  HV_MIGRATION_FAILED,
+  HV_MIGRATION_CANCELLED,
+  ])
+
+HV_MIGRATION_FAILED_STATUSES = frozenset([
+  HV_MIGRATION_FAILED,
+  HV_MIGRATION_CANCELLED,
+  ])
+
+# KVM-specific statuses
+HV_KVM_MIGRATION_VALID_STATUSES = HV_MIGRATION_VALID_STATUSES
+
 # Backend parameter names
 BE_MEMORY = "memory"
 BE_VCPUS = "vcpus"
@@ -1317,6 +1372,7 @@ HVC_DEFAULTS = {
     HV_MIGRATION_MODE: HT_MIGRATION_LIVE,
     HV_BLOCKDEV_PREFIX: "sd",
     HV_REBOOT_BEHAVIOR: INSTANCE_REBOOT_ALLOWED,
+    HV_CPU_MASK: CPU_PINNING_ALL,
     },
   HT_XEN_HVM: {
     HV_BOOT_ORDER: "cd",
@@ -1334,6 +1390,7 @@ HVC_DEFAULTS = {
     HV_USE_LOCALTIME: False,
     HV_BLOCKDEV_PREFIX: "hd",
     HV_REBOOT_BEHAVIOR: INSTANCE_REBOOT_ALLOWED,
+    HV_CPU_MASK: CPU_PINNING_ALL,
     },
   HT_KVM: {
     HV_KERNEL_PATH: "/boot/vmlinuz-2.6-kvmU",
@@ -1355,6 +1412,9 @@ HVC_DEFAULTS = {
     HV_KVM_SPICE_ZLIB_GLZ_IMG_COMPR: "",
     HV_KVM_SPICE_STREAMING_VIDEO_DETECTION: "",
     HV_KVM_SPICE_AUDIO_COMPR: True,
+    HV_KVM_SPICE_USE_TLS: False,
+    HV_KVM_SPICE_TLS_CIPHERS: OPENSSL_CIPHERS,
+    HV_KVM_SPICE_USE_VDAGENT: True,
     HV_KVM_FLOPPY_IMAGE_PATH: "",
     HV_CDROM_IMAGE_PATH: "",
     HV_KVM_CDROM2_IMAGE_PATH: "",
@@ -1377,6 +1437,7 @@ HVC_DEFAULTS = {
     HV_KVM_USE_CHROOT: False,
     HV_MEM_PATH: "",
     HV_REBOOT_BEHAVIOR: INSTANCE_REBOOT_ALLOWED,
+    HV_CPU_MASK: CPU_PINNING_ALL,
     },
   HT_FAKE: {
     },