Cluster.UpgradeConfig: populate primary_ip_family
Signed-off-by: Guido Trotter <ultrotter@google.com>Reviewed-by: Michael Hanselmann <hansmi@google.com>
Adding a runtime configuration library
This is used to expand the users/group names just once atinitial call.
Signed-off-by: René Nussbaumer <rn@google.com>Reviewed-by: Michael Hanselmann <hansmi@google.com>
Log warning instead of raising OpExecError for ndisc6
Signed-off-by: Manuel Franceschini <livewire@google.com>Reviewed-by: Iustin Pop <iustin@google.com>
Merge branch 'devel-2.2'
Signed-off-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: René Nussbaumer <rn@google.com>
Handle ENOENT case in ssconf.GetPrimaryIPFamily
This patch adds an optional default parameter to SimpleStore._ReadFile. Thiscan be used to default the return value of this method in case the ssconf fileis not present.
In this particular case it is used to return AF_INET in case...
Show list of pending acquires in “gnt-debug locks”
This is accomplished by keeping a list of waiting threads insteadof just their number inside the lock-internal condition. A fewother tweaks to the output format are also made.
Signed-off-by: Michael Hanselmann <hansmi@google.com>...
Fix scp command when target is an IPv6 address
Due to the syntax used for the target in scp <target>:<path>, it isnecessary when the target is an IPv6 address to enclose it in squarebrackets.
Change bootstrap.SetupDaemonNode to use scp as we can assume SSH is setup
Signed-off-by: René Nussbaumer <rn@google.com>Reviewed-by: Manuel Franceschini <livewire@google.com>Reviewed-by: Guido Trotter <ultrotter@google.com>Reviewed-by: Iustin Pop <iustin@google.com>
hansmi helped me with merging the conflict. Thanks
Conflicts: lib/workerpool.py
Signed-off-by: René Nussbaumer <rn@google.com>Reviewed-by: Iustin Pop <iustin@google.com>
Adding a paramiko fingerprint format helper
And provide unittests for them
workerpool: Add support for task priority
To add job priorities, the worker pool underlying the job queue mustsupport priorities per task. This patch adds them to the worker pool.
Signed-off-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: Iustin Pop <iustin@google.com>
Add simple lock monitor
This patch adds an initial implementation of a lock monitor, accessiblefor the user through “gnt-debug locks”. It currently shows all resourcelocks: BGL, nodes and instances. Config and job queue locks could beshown too, but wouldn't be of much help. The current owner(s) and mode...
workerpool: Allow setting task name
With this patch, the task name is added to the thread name and will show up inlogs. Log messages from jobs will look like “pid=578/JobQueue14/Job13 mcpu:289DEBUG LU locks acquired/cluster/BGL/shared”.
Use one function to parse “--fields” option values
locking.LockSet: Use function to get member lock name
Switch to the RPC call to update /etc/hosts in LUAddNode and LURemoveNode
Signed-off-by: René Nussbaumer <rn@google.com>Reviewed-by: Iustin Pop <iustin@google.com>Reviewed-by: Michael Hanselmann <hansmi@google.com>
Add RPC calls to update /etc/hosts
Fix a few epydoc docstrings
Make family argument in FormatAddress optional
By doing this we delegate the task of finding the correct address familyto the FormatAddress method.
Support IPv6 for instances
gnt-node add: add error msg when using IPv6
Signed-off-by: Manuel Franceschini <livewire@google.com>Reviewed-by: Michael Hanselmann <hansmi@google.com>
Use family in backend.StartMaster
This patches changes the StartMaster method to consult the clusterprimary ip version when deciding whether to use arping or ndisc6 afteractivating the master ip.
Signed-off-by: Manuel Franceschini <livewire@google.com>...
Make Hostname object always intialize its name to fqdn
This patch restores the behaviour of Hostname (previously known asHostInfo) to always use fqdn. This was broken due to the fact that thenow used getaddrinfo does not return an fqdn in contrast togethostbyname_ex()....
Fix small spelling mistake
Stop adding the dry-run option by default
Currently cli.py unconditionally adds the dry-run option. This patchdisables this, and exports dry-run as a normal option.
The other alternative I tried to implement (adding a new fake option fordisabling the auto-add per individual command) would require changes in...
jqueue: Remove lock status field
With the job queue changes for Ganeti 2.2, watched and queried jobs areloaded directly from disk, rendering the in-memory “lock_status” fielduseless. Writing it to disk would be possible, but has a huge cost atruntime (when tested, processing 1'000 opcodes involved 4'000 additional...
utils: Use WriteFile in {Set,Remove}EtcHostsEntry
This avoids duplicate effort and has been a TODO for a long time.
Merge branch 'devel-2.1' into devel-2.2
Don't ignore secondary node silently
Currently on non-mirrored disk templates the secondary node is ignoredsilently. This patch adds a check for this case, and warns the usershould this be happening. This solves issue 113.
The patch also moves a prereq check to an argument check. This is ok...
Modify gnt-node add to call external script
Make it possible to invoke RunCmd in interactive mode
This is needed so we can run external scripts asking for password and suchto run interactive. Downside is that we can't get the output of the programbut we can still use the exit code.
Signed-off-by: René Nussbaumer <rn@google.com>...
Removing all ssh setup code from the core
Support IPv6 node add
Support IPv6 cluster init
Add primary_ip_family to ssconf
Since this parameter will be used on all daemon startups, it needs to beavailable on all nodes. This is achieved by querying it via ssconf. Thispatch additionally adds a getter method to readily retrieve the primaryip family from a ConfigWriter object....
Add new cluster parameter primary_ip_version
We expose the ip_version (4, 6) to the external interface and internallywe convert it to ip_family (AF_INET=2, AF_INET6=10). This makes the codemore concise as all functions deal with family rather than version....
netutils: make re class attribute and catch IndexError
These missing changes were initially agreed upon but then forgotten.First, we move the valid name regex to the class-level such that itwon't be compiled for every invocation of GetIP() and we wrap the result...
Conflicts: man/gnt-instance.sgml...
Fix some small newline style issues
RAPI client: Support modifying instances
RAPI: Allow modifying instance
gnt-debug: Extend job queue tests
Test multiple opcodes, also with failure.
jqueue: Mark opcodes following failed ones as failed, too
When an opcode fails, the job queue would leave following opcodes as “queued”,which can be quite confusing. With this patch, they're all marked as failed andassertions are added to check this.
jqueue: Work around race condition between job processing and archival
This is a simplified version of a patch I sent earlier to make sure the jobfile is only written once with a finalized status.
rapi.client, http.client: Format url correctly when using IPv6
This patch moves the FormatAddress helper function from daemon.py tonetutils.py. This enables its use in http.client as well as inrapi.client. Furthermore this adds functionality to format IPv6...
Support IPv6 in lib/http/server.py
Support for resolving hostnames to IPv6 addresses
This patch enables IPv6 name resolution by using socket.getaddrinfoinstead of socket.gethostbyname_ex.
It renames the HostInfo class to Hostname and unifies its use throughoutthe code. This is achieved by using static calls where no object is...
Always use address instead of hostname in rpc.Client
In light of the upcoming IPv6 support, this patch enables the rpc.Clientto always use a node's address to connect to it. This is necessary as wedo not want to rely on name resolution to connect to the correct IP...
cluster init: Write ssconf before noded starts
This change is needed as we will need to read the primary ip versioncluster parameter before we start the node daemon. The reason is that weneed to know in advance if we bind to the IPv4 or IPv6 any address....
Introduce new IPAddress classes
This patch unifies the netutils functions dealing with IP addresses tothree classes:- IPAddress: Common IP address functionality- IPv4Address: IPv4 specific functionality- IPv6address: IPv6-specific functionality
Furthermore it adds methods to check whether an address is a loopback...
jqueue: More checks for cancelling queued job
We can also check when the lock status is updated. This willimprove job cancelling.
errors: Function to check whether value is encoded error
jqueue: Add more debug output
Merge branch 'devel-2.1'
Signed-off-by: Iustin Pop <iustin@google.com>Reviewed-by: Michael Hanselmann <hansmi@google.com>
Re-add the 'live' parameter to migration opcodes
This patch reintroduces the live parameter, for backwards compatibilityat the Luxi level. This way, clients can work transparently with both2.1 and 2.2, even though sub-optimally.
Signed-off-by: Iustin Pop <iustin@google.com>...
Restore 'tablet mouse on vnc' behavior
We needed to revert commit 5b062a58ac76b39c2dc6a7e1543affdf43dc7ee7because it was in conflict with the usb_mouse hv parameter. Here wereintroduce its functionality only when usb_mouse is not specified.
Signed-off-by: Guido Trotter <ultrotter@google.com>...
Revert "Add -usbdevice tablet to KVM when using vnc"
This reverts commit 5b062a58ac76b39c2dc6a7e1543affdf43dc7ee7.This fixes issue 109. The mouse type can be set with the usb_mousehv parameter.
workerpool: Don't keep reference to task arguments
The workerpool should not keep any reference to task arguments afterthey were processed by RunTask. Doing so led to jobs being cachedby the job queue's WeakValueDictionary for longer than they should've...
cli.SubmitOpCode: Pass keyword parameter as keyword
Signed-off-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: Manuel Franceschini <livewire@google.com>
masterd.instance: Add missing argument
_DiskTransferPrivate takes three parameters, not two.
Adjust message in case ~/.ssh is no directory
Use actual path, not something hardcoded.
Signed-off-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: Guido Trotter <ultrotter@google.com>
RAPI client: Fix docstring for migrating instance
RAPI client: Support renaming instances
Allow renaming instances via RAPI
RAPI client: Don't re-use PycURL object
With this patch, a new PycURL object will be created for each request.This should make the RAPI client safe for simultaneous calls frommultiple threads. Unittests are adjusted accordingly.
An unnecessary variable assignment is also removed from the unittest...
Fix bug in bdev when drbd version format is x.x.x.x
This patch fixes a bug reported in [0]. Newer drbd versions can haveanother digit beyond the regular major, minor and point release digits.We modify the regex used to match that with an optional parts which is...
Allow instance NIC's IP address to be None
Also add some assertions.
Add new parameter type “maybe string”
Before strict checking was implemented, NIC IP addresses could be setto “None”. Commit bd061c35 added more strict checking, includingenforcing the IP address to be a string. With this new type, itcan again be set to None....
cmdlib: Change expected type for source CA on remote import
Signed-off-by: Michael Hanselmann <hansmi@google.com>Reviewed-by: Guido Trotter <ultrotter@google.com>Reviewed-by: Iustin Pop <iustin@google.com>
Fix a few job archival issues
This patch fixes two issues with job archival. First, theLoadJobFromDisk can return 'None' for no-such-job, and we shouldn't addNone to the job list; we can't anyway, as this raises an exception:
node1# gnt-job archive foo...
Change handling of non-Ganeti errors in jqueue
Currently, if a job execution raises a Ganeti-specific error (i.e.subclass of GenericError), then we encode it as (error class, [errorargs]). This matches the RAPI documentation.
However, if we get a non-Ganeti error, then we encode it as simply...
Instance migration: remove error on missing link
Since we don't support upgrades from 1.2.4 without restarting theinstance, the 'not restarted since 1.2.5' check/error iswrong/misleading.
Since the live migration works anyway without the links (it recreates...
Add check for RAPI paths to start with /2
During a discussion in July 2010 it was decided that we'll stabilize on /2. Seemessage ID <20100716180012.GA9423@google.com> for reference.
RAPI client: The os argument for instance reinstalls is optional
Signed-off-by: David Knowles <dknowles@google.com>Reviewed-by: Michael Hanselmann <hansmi@google.com>
RAPI client: Support migrating instances
workerpool: Add two additional assertions
workerpool: Change signature of AddTask function to not use *args
By changing it to a normal parameter, which must be a sequence, we canstart using keyword parameters.
Before this patch all arguments to “AddTask(self, *args)” were passed asarguments to the worker's “RunTask” method. Priorities, which should be...
RAPI: Support migrating instances
workerpool: Move waiting for new tasks for a worker to the pool
This way fewer private variables of the pool are accesssed by the worker.
workerpool: Remove unused worker method
HasRunningTask is never used except for an assertion, where wedon't really need the lock.
workerpool: Additional check in BaseWorker.ShouldTerminate
Document that it should only be called from within RunTask andadd an assertion for this. This means we can no longer use amethod on the pool and hence remove WorkerPool.ShouldWorkerTerminate.
workerpool: Use common function to add tasks
Rename masterfailover to master-failover
Most (all?) of our commands use dash-separator: replace-disks,verify-disks, add-tags, etc. “gnt-cluster masterfailover” is an oldexception to this rule.
The patch replaces it with master-failover, add a compatiblity alias,...
RAPI: Add os params to instance creation v1
Since the RAPI QA suite doesn't seem to offer easy testing of failedcreations, I didn't add this to the QA. Pointers on how to do it arewelcome.
The patch also changes the 'os' argument to be required, since that is...
Improve handling of lost jobs
Currently, if the cli.JobExecutor class is being used, and one of thejobs is being archived before it can check its result, it will raise astracktrace as _ChooseJob is not prepared to handle this case.
This case makes JobExecutor work better with lost jobs (it still reports...
luxi: convert permission errors into exception
This patch adds handling of permission errors so that we don't showtracebacks when a non-root user runs a gnt-* command. Since in thefuture we'll have different permissions, we need to handle this in RAPItoo....
cmdlib: Return new name from rename operations
The new name is then displayed by the clients.
gnt-instance rename: Fix bug and rename params
This patch fixes a bug when gnt-instance rename was invoked with--no-name-check. It renames the internal variables to be consistent withthe ones in equivalent instance add code. Furthermore it checks whether...
Add modification of the reserved logical volumes
This doesn't allow addition/removal of individual volumes, onlywholesale replace of the entire list. It can be improved later, if weever get generic container parameters.
The man page changes replaces some tabs with spaces (hence the...
Add printing of reserved_lvs in cluster info
Signed-off-by: Iustin Pop <iustin@google.com>Reviewed-by: René Nussbaumer <rn@google.com>
Introuce a new cluster parameter - reserved_lvs
This parameter, which is a list of regular expression patterns, willmake cluster verify ignore any such LVs. It will not prevent creation orremoval of such volumes by the backend code.
Change the meaning of call_node_start_master
Currently, backend.StartMaster (the function behind this RPC call) willactivate the master IP and then, if the start_daemons parameter is true,it will also activate the master role.
While this works, it has two issues:...
Move the UsesRPC decorator from cli to rpc
This is needed because not just the cli scripts need this decorator, butthe master daemon too (and it already duplicated the code once).
In cli.py we just leave a stub, so that we don't have to modify all thescripts to import rpc.py....
Update the RAPI node migrate for the 'live' change
This patch adds handling of the new 'mode' parameter to the RAPI server,while keeping compatibility with the old mode. Note that in the old mode(when 'live' is being passed), the auto-mode doesn't work....
Update the RAPI client for the migration mode
See the discussion on the previous patch about this. Basically unless wewant to a add a new 'feature' marking for the live migration parameter,there is no simple way to handle this nicely in the client.
Given that the client was/is marked as experimental, this patch simply...
Rename the OpMigrate* parameter 'live' to 'mode'
This is needed as now the parameter is no longer boolean, but tri-state.
Rename migration type to migration mode
This is in preparation for the rename of the opcode 'live' parameter to'mode'.
utils: Fix incorrect docstring