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"podman kube generate" creates Kubernetes YAML from Podman containers,
pods or volumes. Users will still be able to use "podman generate
kube" as an alias of "kube generate".
Signed-off-by: Niall Crowe <nicrowe@redhat.com>
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implement a new command `podman generate spec` which can formulate a json specgen to be consumed by both the pod
and container creation API.
supported flags are
--verbose (default true) print output to the terminal
--compact print the json output in a single line format to be piped to the API
--filename put the output in a file
--clone rename the pod/ctr in the spec so it won't conflict w/ an existing entity
Signed-off-by: Charlie Doern <cdoern@redhat.com>
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We now use the golang error wrapping format specifier `%w` instead of
the deprecated github.com/pkg/errors package.
Signed-off-by: Sascha Grunert <sgrunert@redhat.com>
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This commit includes:
* Handlers for generate systemd unit
with manually defined dependencies such as:
Wants=, After= and Requires=
* The new unit and e2e tests for checking generated systemd units
for container and pod with custom dependencies
* Documented descriptions for custom dependencies options
Signed-off-by: Eugene (Evgenii) Shubin <esendjer@gmail.com>
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Automated for .go files via gomove [1]:
`gomove github.com/containers/podman/v3 github.com/containers/podman/v4`
Remaining files via vgrep [2]:
`vgrep github.com/containers/podman/v3`
[1] https://github.com/KSubedi/gomove
[2] https://github.com/vrothberg/vgrep
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
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Signed-off-by: Ondra Machacek <omachace@redhat.com>
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Add a new flag to set the start timeout for a generated systemd unit.
To make naming consistent, add a new --stop-timeout flag as well and let
the previous --time map to it.
Fixes: #11618
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
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Signed-off-by: Boaz Shuster <boaz.shuster.github@gmail.com>
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Remove trailing dots in the short descriptions for the sake of
consistency. Noticed while parsing `podman help`.
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
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Handle custom restart policies of containers when generating the unit
files; those should be set on the unit level and removed from ExecStart
flags.
Fixes: #11438
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
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`generate systemd --new` is looking at the "create command" of the
container/pod which is simply the os.Args at creation time.
It does not work on containers or pods created via the REST API since
the create command is not set. `--new` does work on such containers and
pods since there is no reliable way to reverse-map their configs to
command-line arguments of podman.
Fixes: #11370
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
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* Add response.Body.Close() where needed to release HTTP
connections to API server.
* Add tests to ensure no general leaks occur. 100% coverage would be
required to ensure no leaks on any call.
* Update code comments to be godoc correct
Signed-off-by: Jhon Honce <jhonce@redhat.com>
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[NO TESTS NEEDED]
This commit cleans up two issues:
* Most commands support all EngineModes so default to that. Let
outlayers declare their intent.
* Use cobra.Annotations to set supported EngineMode. This simplies
instantiating commands as there is now one method to communicate a
commands requirements rather than two.
* Combined aliased commands into one file
* Fixed aliased commands where Args field did not match
* Updated examples in README.md for writing commands
* Remove redundant flag DisableFlagsInUseLine in cobra.Command
initialization.
Signed-off-by: Jhon Honce <jhonce@redhat.com>
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This option allows users to specify the maximum amount of time to run
before conmon sends the kill signal to the container.
Fixes: https://github.com/containers/podman/issues/6412
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
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The --format flags accepts go template strings. I use this often but I
consistently forget the field names. This commit adds a way to provide
shell completion for the --format flag. It works by automatically
receiving the field names with the reflect package from the given
struct. This requires almost no maintenance since this ensures that we
always use the correct field names. This also works for nested structs.
```
$ podman ps --format "{{.P"
{{.Pid}} {{.PIDNS}} {{.Pod}} {{.PodName}} {{.Ports}}
```
NOTE: This only works when you use quotes otherwise the shell does not
provide completions. Also this does not work for fish at the moment.
Signed-off-by: Paul Holzinger <paul.holzinger@web.de>
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Signed-off-by: Eduardo Vega <edvegavalerio@gmail.com>
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No header info for systemd generation
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Signed-off-by: Jakub Guzik <jakubmguzik@gmail.com>
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We missed bumping the go module, so let's do it now :)
* Automated go code with github.com/sirkon/go-imports-rename
* Manually via `vgrep podman/v2` the rest
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
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Use the whitespace linter and fix the reported problems.
[NO TESTS NEEDED]
Signed-off-by: Paul Holzinger <paul.holzinger@web.de>
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There exists a unit test to ensure that shell completion functions are
defined. However there was no check about the quality of the provided
shell completions. Lets change that.
The idea is to create a general test that makes sure we are suggesting
containers,pods,images... for the correct commands. This works by
reading the command use line and checking for each arg if we provide
the correct suggestions for this arg.
It includes the following tests:
- flag suggestions if [options] is set
- container, pod, image, network, volume, registry completion
- path completion for the appropriate arg KEYWORDS (`PATH`,`CONTEXT`,etc.)
- no completion if there are no args
- completion for more than one arg if it ends with `...]`
The test does not cover completion values for flags and not every arg KEYWORD
is supported. This is still a huge improvement and covers most use cases.
This test spotted several inconsistencies between the completion and the
command use line. All of them have been adjusted to make the test pass.
The biggest advantage is that the completions always match the latest
command changes. So if someone changes the arguments for a command this
ensures that the completions must be adjusted.
Signed-off-by: Paul Holzinger <paul.holzinger@web.de>
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add the ability to add multiple containers into a single k8s pod
instead of just one.
also fixed some bugs in the resulting yaml where an empty service
description was being added on error causing the k8s validation to fail.
Signed-off-by: baude <bbaude@redhat.com>
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Allow automatic generation for shell completion scripts
with the internal cobra functions (requires v1.0.0+).
This should replace the handwritten completion scripts
and even adds support for fish. With this approach it is
less likley that completions and code are out of sync.
We can now create the scripts with
- podman completion bash
- podman completion zsh
- podman completion fish
To test the completion run:
source <(podman completion bash)
The same works for podman-remote and podman --remote and
it will complete your remote containers/images with
the correct endpoints values from --url/--connection.
The completion logic is written in go and provided by the
cobra library. The completion functions lives in
`cmd/podman/completion/completion.go`.
The unit test at cmd/podman/shell_completion_test.go checks
if each command and flag has an autocompletion function set.
This prevents that commands and flags have no shell completion set.
This commit does not replace the current autocompletion scripts.
Closes #6440
Signed-off-by: Paul Holzinger <paul.holzinger@web.de>
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Most of the builtin golang functions like os.Stat and
os.Open report errors including the file system object
path. We should not wrap these errors and put the file path
in a second time, causing stuttering of errors when they
get presented to the user.
This patch tries to cleanup a bunch of these errors.
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
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Refactor podman to use c/common/pkg/report
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All formatting for containers stack moved into one package
The does not correct issue with headers when using custom tables
Signed-off-by: Jhon Honce <jhonce@redhat.com>
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Want to have man pages match commands, since we have lots of printed
man pages with using Options, we will change the command line to use
Options in --help.
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
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Following commands:
* systemd generate
* networks inspect
* pod stats
* Fixed test where format was quoted and then quoted again
* Fixed bug where output never printed '--' on missed reads
* pod ps
Signed-off-by: Jhon Honce <jhonce@redhat.com>
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Add support for generating systemd units
via the api and podman-remote.
Change the GenerateSystemdReport type to return the
units as map[string]string with the unit name as key.
Add `--format` flag to `podman generate systemd`
to allow the output to be formatted as json.
Signed-off-by: Paul Holzinger <paul.holzinger@web.de>
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Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
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With the advent of Podman 2.0.0 we crossed the magical barrier of go
modules. While we were able to continue importing all packages inside
of the project, the project could not be vendored anymore from the
outside.
Move the go module to new major version and change all imports to
`github.com/containers/libpod/v2`. The renaming of the imports
was done via `gomove` [1].
[1] https://github.com/KSubedi/gomove
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
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* --remote, --url and --identity are now anchored to podman command.
Subcommands should no longer have issues
* TraverseChildren now set to V1 expectations
* Latest flag now has helper function. Now has consistent usage.
* IsRemote() uses cobra parser to determin if --remote is given
* Moved validation functions from parser pkg to validate pkg
*
Fixes #6598
Fixes #6704
Signed-off-by: Jhon Honce <jhonce@redhat.com>
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...plus a few others. And fixes to actual parsing.
If a command's usage message includes '...' in the
argument list, assume it can take unlimited arguments.
Nothing we can check.
For all others, though, the ALL-CAPS part on the
right-hand side of the usage message will define
an upper bound on the number of arguments accepted
by the command. So in our 'podman --help' test,
generate N+1 args and run that command. We expect
a 125 exit status and a suitably helpful error message.
Not all podman commands or subcommands were checking,
so I fixed that. And, fixed some broken usage messages
(all-caps FLAGS, and '[flags]' at the end of 'ARGS').
Add new checks to the help test to prevent those in
the future.
Plus a little refactoring/cleanup where necessary.
Signed-off-by: Ed Santiago <santiago@redhat.com>
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- misspell
- prealloc
- unparam
- nakedret
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
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--container-prefix <string> - default 'container'
Systemd unit name prefix for containers
--pod-prefix <string> - default 'pod'
Systemd unit name prefix for pods
--separator <string> - default '-'
Systemd unit name seperator between name/id and prefix
Signed-off-by: Paul Holzinger <paul.holzinger@web.de>
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Add the `podman generate kube` and `podman play kube` command. The code
has largely been copied from Podman v1 but restructured to not leak the
K8s core API into the (remote) client.
Both commands are added in the same commit to allow for enabling the
tests at the same time.
Move some exports from `cmd/podman/common` to the appropriate places in
the backend to avoid circular dependencies.
Move definitions of label annotations to `libpod/define` and set the
security-opt labels in the frontend to make kube tests pass.
Implement rest endpoints, bindings and the tunnel interface.
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
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* Combine cobra.Command helper functions into validate package
from registry and common packages
* Introduce ChoiceValue for flags
Signed-off-by: Jhon Honce <jhonce@redhat.com>
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Implement `podman generate systemd` for Podman v2 and enable associated
tests.
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
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