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Add functions to calculate version number to constants.py
In cfgupgrade, we need to extract parts of and build new version numbers.
Reviewed-by: iustinp
Replace custom logging code in watcher with logging module
- Log timestamp for all messages- Write everything to logfile and optionally to stderr- Log messages are no longer buffered, allowing a user to see progress
Reviewed-by: ultrotter
Add migration support at the rpc layer
This patch adds the migration rpc call and its implementation in thebackend. The patch does not deal with the correct activation of disks.
Because of the new RPC, the protocol version is increased.
Reviewed-by: imsnah
Move cmdlib._HasValidVG to utils.CheckVolumeGroupSize
This is required for splitting the cluster initialization code.
Rename master socket to ganeti-master.sock
…/run/master.sock is not specific enough.
Forward-port: patch 2/4 extended HVM features for 1.2
This patch adds the commandline extensions and the code to storeand display the extended HVM features.
Author: schreiberalReviewed-by: iustinp
Complete removal of md/drbd 0.7 code
This patch removes the last of the md and drbd 0.7 code. Cluster whichhave the old device types will be broken if they have this applied.
Use new ssconf function to check configuration version
Upgrades will be handled in future patches.
Add node cpu count to gnt-node list
This patch adds the backend and frontend changes needed for being ableto list the cpu count.
Move iallocator script execution to ganeti-noded
Currently the iallocator execution takes place in the master, which is aviolation of the current architecture, and will create problems with athreaded master daemon.
This patch moves the execution to the backend, similar to the hooks...
Implement 'out' direction on allocator tests
This patch adds the paths for searching for instance allocators andmakes the LUTestAllocator code run the allocator and return the resultsif the direction specified is 'out'. 'out' means that the opcode will...
Allocator framework, 1st part: allocator input generation
In preparation for the introduction of automatic instance allocator,this patch adds an allocator simulation opcode, that based on the inputparameters, will return either the input message to the allocator...
Verify: make skipping checks possible
Add a general way to skip some checks at cluster-verify time and make the N+1memory redundancy check optional.
Fix spelling mistake in constants.py
Of course instance creation don't have any modem, and the comment was justtalking about modes. Sorry to everybody expecting whistles.
Implement forking/master role checking in masterd
This patch adds checks for the master role and daemonize support toganeti-masterd.
The patch modifies the startup/shutdown of the server because: - we want bind()/listen() to the master socket to occur before forking...
Add submit function to lib/cli.py
This patch adds function that submit jobs or queries over the unix socketinterface to lib/cli.py. The will be used by the scripts instead of theSubmitOpCode function.
Add DEFAULT_VG and DTS_NOT_LVM to constants.py
DTS_NOT_LVM:This constant is needed when checking if an instance can be created withthe given disk template if no lvm-storage is available, i.e. the ganeticluster does not have a volume group
DEFAULT_VG:...
Add constants for file-based storage
Add DEFAULT_FILE_STORAGE_DIR to constants
Author: manuel.franceschiniReviewed-by: iustinp
Use constants for “ssh” and “scp” binaries instead of magic values
Make backend._GetVGInfo check the validity of 'vgs'
Currently, the function backend._GetVGInfo only checks for errors viathe exit code of the 'vgs' command. However, there are other ways offailure so we need to also check for valid output before parsing....
Fix run directory for the fake hypervisor
Currently the fake hypervisor has hardcoded ‘/var/run’ as a basedirectory for its store. This patch adds a constant RUN_DIR that is usedfor both the fake hypervisor and for BDEV_CACHE_DIR.
Support selecting the boot device order for HVM.
This patch adds support for specifying and changing the boot device order forHVM instances. The boot device order specification is ignored for non HVMinstances.
Add support for modifying the kernel/initrd path
This patch adds support in ‘gnt-instance modify’ to set the kernel andinitrd paths. The user can pass either 'default' or 'none' (none is notvalid for kernel).
Improve verify-disks: broken/missing LV detection
This patch improves the ‘gnt-cluster verify-disks’ command by addingsupport for detecting broken volume groups and missing logical volumenames.
As such, we don't try anymore to activate disks for instances that are...
Proof-of-Concept HVM support for Ganeti.
This patch implements a first proof-of-concept for HVM support in Ganeti.Due to the nature of this patch, it is intended for test environmentsonly.
Use a generic Xen hypervisor interface.
Abstract the parts of the Xen hypervisor interface shared by both PVM andHVM into a generic interface, subclass the special case PVM from that.
Prepatch for adding HVM support.
cleanup for hypervisor constants
Move constant definitions for hypervisor into constants.py
Add instance port support.
Extends the instance object by adding a port item, also adds changesto print this port via gnt-instance info.
Return more data in rpc.call_volume_list
Currently, the volume_list call returns only the volume size. However,it is useful to also have two other things: the 'inactive' state of thevolume (which might trigger a ‘vgchange -a y’ on the volume group) and...
Replace hardcoded lock dir
This patch replaces the hardcoded ‘/var/lock/’ directory with one based onLOCALSTATEDIR.
Use new functions to modify /etc/hosts.
Reviewed-by: schreiberal
Enhance secondary node replace for drbd8
This (big) patch does two things: - add "local disk status" to the block device checks (BlockDevice.GetSyncStatus and the rpc calls that call this function, and therefore cmdlib._CheckDiskConsistency) - improve the drbd8 secondary replace operation using the above...
Bump protocol version up
The OS cleanup patches change the wire protocol. Increment the protocol numberby one.
Reviewed-By: iustinp
Make the OS object able to represent broken OSes
Till now the OS object just represents a correct OS instance. Change it so itcan represent a broken one too, by adding a "status" field: if this field isdifferent from the OS_VALID_STATUS constant the object is considered to be an...
Implement device to instance mapping cache
Currently, troubleshooting DRBD problems involves a manual process of goingbackwards from the DRBD device to the instance that owns it.
This patch adds a weak (i.e. not guaranteed to be correct or up-to-date)cache of device to instance. The cache should be, in normal operation,...
Implement replace-disks for drbd8 devices
This patch adds three modes of disk replacement for drbd8: - replace the disk on the primary node - replace the disk on the secondary node - replace the secondary node
It also adds some debugging code to backend.py and increments the...
Initial implementation of drbd8 template type
This is a partially working drbd8 template type. It does: - add/remove - startup/failover/shutdown
Not working is replace disks, which needs custom code for this template.
Some tiny style fixes
Abstract more strings values into constants
Currently, the disk types are defined using constants in the code.Convert those into constants so that we can easily find them and checktheir usage.
Note that we don't rename the values of the constants as they are used...
Patch series for reboot feature, part 1
This patch series implements the reboot command for gnt-instance. Itsupports three types of reboot: soft (hypervisor reboot), hard (instanceconfig rebuild and reboot) and full (full instance shutdown and startupagain)....
Replace more ssh paths with proper constants
The node's ssh keys filenames are now provided as constants; this shouldallow easier customization.
Also, the user's ssh key computing has been abstracted into ssh.py
Remove some hardcoded names/paths from backend.py
This patch does the following: - add constants.GANETI_RUNAS = "root", which is used to compute the homedir (and thus the .ssh directory) instead of hardcoding "/root/.ssh" in backend.AddNode and backend.LeaveCluster...
Implement post-configuration-update hook
This patch adds a special hook: the post-configuration update hook. Thishook has only a post phase that runs after a top-level LU that modifiedthe configuration.
Since the hook is a post-phase one, no error checking is done on the...
Remove fping as a dependency for Ganeti.
This patch completely gets rid of fping - replace all fping invocations with TcpPing calls - update documentation accordingly. - associated cleanups (use constant for localhost IP, use more sensible defaults for TcpPing and use those)...
Implement gnt-node evacuate
This patch adds a new 'evacuate' subcommand to gnt-node. The commandwill do a replace disks for all instances having that node as secondarywith the new target being the new node given.
The syntax is: gnt-node evacuate src_node target_node...
Make Xen DomU kernel and initrd configurable at build time.
Remove the shebang from modules
Since modules are not directly executables, remove the shebang fromthem. This helps with lintian warnings.
Also make the autogenerated _autoconf.py contain two comment lines atthe beginning, like the other modules.
Detect node restarts and reactivate disks.
- Change format of watcher state file to JSON.- Move log path for watcher script to constants.py.
Ship (and display) path for InvalidOS errors too.
- Document the expected change to errors.InvalidOS- Always pass the additional argument- Modify DiagnoseOS output to show the path
Reviewed-by: iustinp, imsnah
Change constants.OS_DIR with constants.OS_SEARCH_PATH which includes all thedirectories which can contain OS scripts.
The list defaults to the current one but can be changed at configure time.
Make the default export path configurable.
This is needed to improve FHS compliance for distribution integration.The need was discussed on the alioth pkg-ganeti project.
Rename constants for SSH init script by Iustin's request.
Move a constant from ganeti-master to constants.py
The EXIT_NODESETUP_ERROR is a useful constant and ganeti-watcher coulduse it too. This patch moves it to constants.py and modifed theganeti-master script to use it from there.
Add support for rename operation in the OS API
This patch adds support for renaming at OS level. Because of this, weneed to bump up the version of the OS api from 4 to 5.
The patch also documents the new script interface in theganeti-os-interface(7) man page and adds a section on upgrading the OS...
Use _autoconf.py instead of version.py, generated by Makefile with morevariables. The underline is there to mark it as a private module.
- Generic automake cleanup- Bump version number to 1.2b2- Add version.py file generated from version.py.in by autoconf
Rework ssh known-hosts handling.
This changes: - cluster setup, we no longer edit /etc/ssh/ssh_known_hosts but our own file - node add, we no longer remove root's known_hosts (twice) - gnt-instance console, both the LU and the script: since now the ssh...
Implement tag support for cluster, nodes and instances.
This is only the backend part, from the command line the tags can't beread/modified yet.
Put synchronization speed into constant.
Put default bridge into constant.
Add configuration upgrade utility.
Since the watcher can run on all nodes, let's get rid of the cron filehandling, as it can be static and outside of ganeti.
This also means we can get rid of a lot of infrastructure too: - the master/node config files checkers - one rpc function
Make the ganeti-watcher exit gracefully if it's not run on the master.
Big change/cleanup in relation to the master startup: - move the master node name from the ConfigWriter to SimpleStore (all nodes need this, and it was the only thing pulled in from the ConfigWriter on nodes) - fix mcpu.py and the testing w.r.t. this change; for testing, rename...
Initial commit.