Function based deploy and management tool for AWS Lambda.
Project description
Lamvery
=======
|Build Status| |Coverage| |Version| |Downloads|
Function based deploy and management tool for AWS Lambda.
Requirements
============
- Python2.7
- pip
Recommends
==========
virtualenv
~~~~~~~~~~
**Automatically collect the lightweighted and compiled libraries in the
virtualenv environment.**
Installation
============
.. code:: sh
pip install lamvery
Setup and configuration
=======================
First,
.. code:: sh
lamvery init
| And then edit your ``.lamvery.yml`` like so.
| The configuration is written in YAML syntax with ``jinja2`` template.
| Environment variables are stored in the ``env`` variable.
General settings (deafult: ``.lamvery.yml``)
--------------------------------------------
.. code:: yml
profile: private
region: us-east-1
versioning: true
default_alias: test
clean_build: false
configuration:
name: lamvery-test
runtime: python2.7
role: {{ env['AWS_LAMBDA_ROLE'] }}
handler: lambda_function.lambda_handler
description: This is sample lambda function.
timeout: 10
memory_size: 128
vpc_config:
subnets:
- subnet-cadf2993
security_groups:
- sg-4d095028
profile
~~~~~~~
The name of a profile to use. If not given, this depends on ``boto3``.
region
~~~~~~
| The region name of your environment.
| If you doesn't set this option, this depends on ``boto3``.
versioning
~~~~~~~~~~
Enable the function versioning.
default\_alias
~~~~~~~~~~~~~~
The alias when it has not been specified in the ``-a`` or ``--alias``
option.
clean\_build
~~~~~~~~~~~~
Build the archive(zip) in the temporary area.
configuration
~~~~~~~~~~~~~
- | name
| The name of your function.
- | runtime
| The runtime environment for the Lambda function you are uploading.
| Currently, ``lamvery`` supports ``python2.7`` and ``nodejs``.
- | role
| The Amazon Resource Name (ARN) of the IAM role for your function.
- | handler
| The function within your code that Lambda calls to begin execution.
- | description
| The description of your function.
- | timeout
| The function execution time(seconds) at which Lambda should
terminate the function.
- | memory\_size
| The amount of memory for your function environment.
- vpc\_config
The VPC configurations for the function to access resources in your
VPC.
- subnets
The Subnet ids in your VPC.
- | security\_groups
| The SecurityGroup ids in your VPC.
CloudWatch Events settings (deafult: ``.lamvery.event.yml``)
------------------------------------------------------------
.. code:: yml
rules:
- name: foo
description: bar
schedule: 'rate(5 minutes)'
targets:
- id: test-target-id
input:
this:
- is: a
- sample: input
rules
~~~~~
CloudWatch Event Rules.
- | NAME
| The name of CloudWatch Event Rule.
- | description
| The description of CloudWatch Event Rule.
- | schedule
| The schedule expression of CloudWatch Event Rule.
- | disabled
| When this setting is true, change the state of CloudWatch Event
Rule to ``DISABLED``.
| default: ``false``
- targets
The targets of CloudWatch Event Rule.
- id
The unique target assignment ID.
- input
Arguments passed to the target.
- | input\_path
| The value of the JSONPath that is used for extracting part of the
matched event when passing it to the target.
*``input`` and ``input_path`` are mutually-exclusive and optional
parameters of a target.*
Secret informations (deafult: ``.lamvery.secret.yml``)
------------------------------------------------------
.. code:: yml
key_id: {{ env['AWS_KMS_KEY_ID'] }}
cipher_texts:
foo: CiC4xW9lg7HaxaueeN+d9yJMyY1uw1i7tYVvQz9I8+e2UBKXAQEBAgB4uMVvZYOx2sWrnnjfnfciTMmNbsNYu7WFb0M/SPPntlAAAABuMGwGCSqGSIb3DQEHBqBfMF0CAQAwWAYJKoZIhvcNAQcBMB4GCWCGSAFlAwQBLjARBAzWTJWk/69T8NTBquoCARCAK2Hg2de71hzwjiMKkfMSG2G1Olj1EjxajS+3PsFVTPZ91Oi/AjR1aMqAI8U=
key\_id
~~~~~~~
The ID of your encryption key on KMS.
cipher\_texts
~~~~~~~~~~~~~
The name and cipher texts to pass to the lambda function.
Excluded patterns from the archive (deafult: ``.lamvery.exclude.yml``)
----------------------------------------------------------------------
.. code:: yml
- ^\.lamvery\.yml$
- ^\.lamvery\.event\.yml$
- ^\.lamvery\.secret\.yml$
- ^\.lamvery\.exclude\.yml$
Exclude files or directories using regular expression.
Action hooks (deafult: ``.lamvery.hook.yml``)
---------------------------------------------
.. code:: yml
build:
pre:
- pip install -r requirements.txt -t ./
post: []
build
~~~~~
The hooks for ``build``\ (and ``deploy``)
- | pre
| The commands that run before building.
- | post
| The commands that run after building.
Commands
========
build
~~~~~
- Build and archive your code and libraries to
``<your-function-name>.zip``
- Store the secret informations to the archive
.. code:: sh
lamvery build [-e <env-name>=<env-value>]
deploy
~~~~~~
- Build and deploy your code and libraries
- Store the secret informations to the archive
- Update configuration of the function
- Set alias to a version of the function
.. code:: sh
lamvery deploy [-e <env-name>=<env-value>] [-a <alias>]
rollback
~~~~~~~~
- Rollback to the previous version of the function
**You must do one of the following to use this command.**
- Deploy with ``publish(-p,--publish)`` and ``alias(-a, --alias)``
options.
- Turn on(true) ``versioning`` and set a value to ``default_alias`` in
the configuration file.
::
lamvery rollback [-a <alias>]
set-alias
~~~~~~~~~
- Set alias to a version of the function
.. code:: sh
lamvery set-alias -a <alias> -v <alias-version>
encrypt
~~~~~~~
- Encrypt a text value using KMS
.. code:: sh
lamvery encrypt [-s] -n <secret-name> <secret-value>
decrypt
~~~~~~~
- Decrypt the secret information using KMS
.. code:: sh
lamvery decrypt -n <secret-name>
events
~~~~~~
- Apply CloudWatch Events settings
.. code:: sh
lamvery events [-k] [-a <alias>]
invoke
~~~~~~
- Invoke the function and output result
.. code:: sh
lamvery invoke [-a <alias>] [-v <version>] '{"foo": "bar"}'
or
.. code:: sh
lamvery invoke [-a <alias>] [-v <version>] path/to/input.json
logs
~~~~
- Watch the log events of the function
.. code:: sh
lamvery logs [-f] [-F <filter>] [-s <start-time-string>] [-i <interval-seconds>]
Options
-------
``-a`` or ``--alias``
~~~~~~~~~~~~~~~~~~~~~
| This option is needed by the
``deploy``,\ ``set-alias``,\ ``invoke``,\ ``rollback``,\ ``events``
commands.
| Alias for a version of the function.
``-c`` or ``--conf-file``
~~~~~~~~~~~~~~~~~~~~~~~~~
| This option needed by all commands.
| Specify the configuration file.
| default: ``.lamvery.yml``
``-d`` or ``--dry-run``
~~~~~~~~~~~~~~~~~~~~~~~
| This option is needed by the
``deploy``,\ ``alias``,\ ``rollback``,\ ``events`` commands.
| Output the difference of configuration and the alias without updating.
``-s`` or ``--single-file``
~~~~~~~~~~~~~~~~~~~~~~~~~~~
| This option is needed by the ``archive`` and ``deploy`` command.
| Archive only the lambda function file, so you can inline edit in the
AWS Management Console.
``-l`` or ``--no-libs``
~~~~~~~~~~~~~~~~~~~~~~~
| This option is needed by the ``archive`` and ``deploy`` command.
| Archive without all libraries.
``-n`` or ``--secret-name``
~~~~~~~~~~~~~~~~~~~~~~~~~~~
| This option is needed by the ``encrypt`` and ``decrypt`` commands.
| The name of the secret value.
``-p`` or ``--publish``
~~~~~~~~~~~~~~~~~~~~~~~
This option is only needed by the ``deploy`` command. Publish the
version as an atomic operation.
``-k`` or ``--keep-empty-events``
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
This option is only needed by the ``events`` command. Keep the empty
CloudWatch Event Rule that does not have CloudWatch Event Target.
``-s`` or ``--store``
~~~~~~~~~~~~~~~~~~~~~
| This option is only needed by the ``encrypt`` command.
| Store encripted value to configuration file (default:
``.lamvery.yml``).
| Requires the ``-n`` or ``--secret-name`` option.
``-v`` or ``--version``
~~~~~~~~~~~~~~~~~~~~~~~
| This option is needed by the ``set-alias``,\ ``invoke``,\ ``rollback``
commands.
| Version of the function.
``-f`` or ``--follow``
~~~~~~~~~~~~~~~~~~~~~~
| This option is only needed by the ``logs`` command.
| Watch the log events and updates the display (like ``tail -f``).
``-F`` or ``--filter``
~~~~~~~~~~~~~~~~~~~~~~
| This option is only needed by the ``logs`` command.
| Filtering pattern for the log messages.
``-i`` or ``--interval``
~~~~~~~~~~~~~~~~~~~~~~~~
| This option is only needed by the ``logs`` command.
| Intervals(seconds) to watch the log events.
``-s`` or ``--start``
~~~~~~~~~~~~~~~~~~~~~
| This option is only needed by the ``logs`` command.
| Time to start the log events watching.
| Examples: ``yesterday``,\ ``"-1 h"``, ``"2016-01-01"``,
``"2016-01-01 10:20:30"``
``-t`` or ``--target``
~~~~~~~~~~~~~~~~~~~~~~
| This option is only needed by the ``set-alias`` command.
| The alias of the version that is targeted for setting alias.
``-e`` or ``--env``
~~~~~~~~~~~~~~~~~~~
| This option is needed by the ``archive`` and ``deploy`` commands.
| Environment variables that pass to the function.
| **This option can be used repeatedly to pass multiple variables.**
| Examples: ``FOO=BAR``
How to use the confidential informations in the lambda function
===============================================================
1. Create key on KMS
~~~~~~~~~~~~~~~~~~~~
See:
https://docs.aws.amazon.com/kms/latest/developerguide/create-keys.html
2. Create IAM role for lambda function
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Policy example:
.. code:: json
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"kms:Decrypt"
],
"Resource": [
"arn:aws:kms:us-east-1:<your-account-number>:key/<your-key-id>"
]
}
]
}
3. Set the key-id to your configuration file
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Configuration example:
- .lamvery.yml
.. code:: yml
profile: default
region: us-east-1
versioning: false
default_alias: null
configuration:
name: sample_lambda_function
runtime: python2.7 # or nodejs
role: arn:aws:iam::000000000000:role/lambda_basic_execution
handler: lambda_function.lambda_handler
description: This is sample lambda function.
timeout: 10
memory_size: 128
- .lamvery.secret.yml
.. code:: yml
key_id: xxxx-yyyy-zzzz # <-here!
cipher_texts: {}
4. Encrypt and store the confidential information to your configuration file
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Command example:
.. code:: sh
lamvery encrypt -s -n foo "This is a secret"
5. Write your function
~~~~~~~~~~~~~~~~~~~~~~
Code example:
- Python
.. code:: py
import lamvery
def lambda_handler(event, context):
print(lamvery.secret.get('foo'))
- Node.js
.. code:: js
var lamvery = require('./lamvery.js');
exports.lambda_handler = function(event, context) {
lamvery.secret.get('foo', function(err, data) {
console.log(data);
});
}
6. Deploy your function
~~~~~~~~~~~~~~~~~~~~~~~
Command example:
.. code:: sh
lamvery deploy
7. Invoke your function
~~~~~~~~~~~~~~~~~~~~~~~
Command example:
.. code:: sh
lamvery invoke {}
Result example:
::
START RequestId: 13829c9c-9f13-11e5-921b-6f048cff3c2d Version: $LATEST
This is a secret
END RequestId: 13829c9c-9f13-11e5-921b-6f048cff3c2d
How to use the environment variables in the lambda function
===========================================================
1. Write your function
~~~~~~~~~~~~~~~~~~~~~~
- Python
.. code:: py
import lamvery
import os
def lambda_handler(event, context):
lamvery.env.load()
print(os.environ['FOO'])
print(os.environ['BAZ'])
- Node.js
.. code:: js
var lamvery = require('./lamvery.js');
exports.lambdaHandler = function(event, context) {
lamvery.env.load();
console.log(process.env.FOO);
console.log(process.env.BAZ);
}
2. Deploy your code with ``-e`` or ``--env`` options
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.. code:: sh
lamvery deploy -e FOO=BAR -e BAZ=QUX
3. Invoke your function
~~~~~~~~~~~~~~~~~~~~~~~
Command example:
.. code:: sh
lamvery invoke {}
Result example:
::
START RequestId: 481f2f8a-d64c-11e5-9ebe-4347553b89b4 Version: 25
BAR
QUX
END RequestId: 481f2f8a-d64c-11e5-9ebe-4347553b89b4
Development
-----------
- Source hosted at `GitHub <https://github.com/marcy-terui/lamvery>`__
- Report issues/questions/feature requests on `GitHub
Issues <https://github.com/marcy-terui/lamvery/issues>`__
Pull requests are very welcome! Make sure your patches are well tested.
Ideally create a topic branch for every separate change you make. For
example:
1. Fork the repo
2. Create your feature branch (``git checkout -b my-new-feature``)
3. Commit your changes (``git commit -am 'Added some feature'``)
4. Push to the branch (``git push origin my-new-feature``)
5. Create new Pull Request
Authors
-------
Created and maintained by `Masashi
Terui <https://github.com/marcy-terui>`__ (marcy9114@gmail.com)
License
-------
MIT License (see
`LICENSE <https://github.com/marcy-terui/lamvery/blob/master/LICENSE>`__)
.. |Build Status| image:: https://img.shields.io/travis/marcy-terui/lamvery/master.svg
:target: http://travis-ci.org/marcy-terui/lamvery
.. |Coverage| image:: https://img.shields.io/coveralls/marcy-terui/lamvery.svg
:target: https://coveralls.io/github/marcy-terui/lamvery
.. |Version| image:: https://img.shields.io/pypi/v/lamvery.svg
:target: https://pypi.python.org/pypi/lamvery
.. |Downloads| image:: https://img.shields.io/pypi/dm/lamvery.svg
:target: https://pypi.python.org/pypi/lamvery/
=======
|Build Status| |Coverage| |Version| |Downloads|
Function based deploy and management tool for AWS Lambda.
Requirements
============
- Python2.7
- pip
Recommends
==========
virtualenv
~~~~~~~~~~
**Automatically collect the lightweighted and compiled libraries in the
virtualenv environment.**
Installation
============
.. code:: sh
pip install lamvery
Setup and configuration
=======================
First,
.. code:: sh
lamvery init
| And then edit your ``.lamvery.yml`` like so.
| The configuration is written in YAML syntax with ``jinja2`` template.
| Environment variables are stored in the ``env`` variable.
General settings (deafult: ``.lamvery.yml``)
--------------------------------------------
.. code:: yml
profile: private
region: us-east-1
versioning: true
default_alias: test
clean_build: false
configuration:
name: lamvery-test
runtime: python2.7
role: {{ env['AWS_LAMBDA_ROLE'] }}
handler: lambda_function.lambda_handler
description: This is sample lambda function.
timeout: 10
memory_size: 128
vpc_config:
subnets:
- subnet-cadf2993
security_groups:
- sg-4d095028
profile
~~~~~~~
The name of a profile to use. If not given, this depends on ``boto3``.
region
~~~~~~
| The region name of your environment.
| If you doesn't set this option, this depends on ``boto3``.
versioning
~~~~~~~~~~
Enable the function versioning.
default\_alias
~~~~~~~~~~~~~~
The alias when it has not been specified in the ``-a`` or ``--alias``
option.
clean\_build
~~~~~~~~~~~~
Build the archive(zip) in the temporary area.
configuration
~~~~~~~~~~~~~
- | name
| The name of your function.
- | runtime
| The runtime environment for the Lambda function you are uploading.
| Currently, ``lamvery`` supports ``python2.7`` and ``nodejs``.
- | role
| The Amazon Resource Name (ARN) of the IAM role for your function.
- | handler
| The function within your code that Lambda calls to begin execution.
- | description
| The description of your function.
- | timeout
| The function execution time(seconds) at which Lambda should
terminate the function.
- | memory\_size
| The amount of memory for your function environment.
- vpc\_config
The VPC configurations for the function to access resources in your
VPC.
- subnets
The Subnet ids in your VPC.
- | security\_groups
| The SecurityGroup ids in your VPC.
CloudWatch Events settings (deafult: ``.lamvery.event.yml``)
------------------------------------------------------------
.. code:: yml
rules:
- name: foo
description: bar
schedule: 'rate(5 minutes)'
targets:
- id: test-target-id
input:
this:
- is: a
- sample: input
rules
~~~~~
CloudWatch Event Rules.
- | NAME
| The name of CloudWatch Event Rule.
- | description
| The description of CloudWatch Event Rule.
- | schedule
| The schedule expression of CloudWatch Event Rule.
- | disabled
| When this setting is true, change the state of CloudWatch Event
Rule to ``DISABLED``.
| default: ``false``
- targets
The targets of CloudWatch Event Rule.
- id
The unique target assignment ID.
- input
Arguments passed to the target.
- | input\_path
| The value of the JSONPath that is used for extracting part of the
matched event when passing it to the target.
*``input`` and ``input_path`` are mutually-exclusive and optional
parameters of a target.*
Secret informations (deafult: ``.lamvery.secret.yml``)
------------------------------------------------------
.. code:: yml
key_id: {{ env['AWS_KMS_KEY_ID'] }}
cipher_texts:
foo: CiC4xW9lg7HaxaueeN+d9yJMyY1uw1i7tYVvQz9I8+e2UBKXAQEBAgB4uMVvZYOx2sWrnnjfnfciTMmNbsNYu7WFb0M/SPPntlAAAABuMGwGCSqGSIb3DQEHBqBfMF0CAQAwWAYJKoZIhvcNAQcBMB4GCWCGSAFlAwQBLjARBAzWTJWk/69T8NTBquoCARCAK2Hg2de71hzwjiMKkfMSG2G1Olj1EjxajS+3PsFVTPZ91Oi/AjR1aMqAI8U=
key\_id
~~~~~~~
The ID of your encryption key on KMS.
cipher\_texts
~~~~~~~~~~~~~
The name and cipher texts to pass to the lambda function.
Excluded patterns from the archive (deafult: ``.lamvery.exclude.yml``)
----------------------------------------------------------------------
.. code:: yml
- ^\.lamvery\.yml$
- ^\.lamvery\.event\.yml$
- ^\.lamvery\.secret\.yml$
- ^\.lamvery\.exclude\.yml$
Exclude files or directories using regular expression.
Action hooks (deafult: ``.lamvery.hook.yml``)
---------------------------------------------
.. code:: yml
build:
pre:
- pip install -r requirements.txt -t ./
post: []
build
~~~~~
The hooks for ``build``\ (and ``deploy``)
- | pre
| The commands that run before building.
- | post
| The commands that run after building.
Commands
========
build
~~~~~
- Build and archive your code and libraries to
``<your-function-name>.zip``
- Store the secret informations to the archive
.. code:: sh
lamvery build [-e <env-name>=<env-value>]
deploy
~~~~~~
- Build and deploy your code and libraries
- Store the secret informations to the archive
- Update configuration of the function
- Set alias to a version of the function
.. code:: sh
lamvery deploy [-e <env-name>=<env-value>] [-a <alias>]
rollback
~~~~~~~~
- Rollback to the previous version of the function
**You must do one of the following to use this command.**
- Deploy with ``publish(-p,--publish)`` and ``alias(-a, --alias)``
options.
- Turn on(true) ``versioning`` and set a value to ``default_alias`` in
the configuration file.
::
lamvery rollback [-a <alias>]
set-alias
~~~~~~~~~
- Set alias to a version of the function
.. code:: sh
lamvery set-alias -a <alias> -v <alias-version>
encrypt
~~~~~~~
- Encrypt a text value using KMS
.. code:: sh
lamvery encrypt [-s] -n <secret-name> <secret-value>
decrypt
~~~~~~~
- Decrypt the secret information using KMS
.. code:: sh
lamvery decrypt -n <secret-name>
events
~~~~~~
- Apply CloudWatch Events settings
.. code:: sh
lamvery events [-k] [-a <alias>]
invoke
~~~~~~
- Invoke the function and output result
.. code:: sh
lamvery invoke [-a <alias>] [-v <version>] '{"foo": "bar"}'
or
.. code:: sh
lamvery invoke [-a <alias>] [-v <version>] path/to/input.json
logs
~~~~
- Watch the log events of the function
.. code:: sh
lamvery logs [-f] [-F <filter>] [-s <start-time-string>] [-i <interval-seconds>]
Options
-------
``-a`` or ``--alias``
~~~~~~~~~~~~~~~~~~~~~
| This option is needed by the
``deploy``,\ ``set-alias``,\ ``invoke``,\ ``rollback``,\ ``events``
commands.
| Alias for a version of the function.
``-c`` or ``--conf-file``
~~~~~~~~~~~~~~~~~~~~~~~~~
| This option needed by all commands.
| Specify the configuration file.
| default: ``.lamvery.yml``
``-d`` or ``--dry-run``
~~~~~~~~~~~~~~~~~~~~~~~
| This option is needed by the
``deploy``,\ ``alias``,\ ``rollback``,\ ``events`` commands.
| Output the difference of configuration and the alias without updating.
``-s`` or ``--single-file``
~~~~~~~~~~~~~~~~~~~~~~~~~~~
| This option is needed by the ``archive`` and ``deploy`` command.
| Archive only the lambda function file, so you can inline edit in the
AWS Management Console.
``-l`` or ``--no-libs``
~~~~~~~~~~~~~~~~~~~~~~~
| This option is needed by the ``archive`` and ``deploy`` command.
| Archive without all libraries.
``-n`` or ``--secret-name``
~~~~~~~~~~~~~~~~~~~~~~~~~~~
| This option is needed by the ``encrypt`` and ``decrypt`` commands.
| The name of the secret value.
``-p`` or ``--publish``
~~~~~~~~~~~~~~~~~~~~~~~
This option is only needed by the ``deploy`` command. Publish the
version as an atomic operation.
``-k`` or ``--keep-empty-events``
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
This option is only needed by the ``events`` command. Keep the empty
CloudWatch Event Rule that does not have CloudWatch Event Target.
``-s`` or ``--store``
~~~~~~~~~~~~~~~~~~~~~
| This option is only needed by the ``encrypt`` command.
| Store encripted value to configuration file (default:
``.lamvery.yml``).
| Requires the ``-n`` or ``--secret-name`` option.
``-v`` or ``--version``
~~~~~~~~~~~~~~~~~~~~~~~
| This option is needed by the ``set-alias``,\ ``invoke``,\ ``rollback``
commands.
| Version of the function.
``-f`` or ``--follow``
~~~~~~~~~~~~~~~~~~~~~~
| This option is only needed by the ``logs`` command.
| Watch the log events and updates the display (like ``tail -f``).
``-F`` or ``--filter``
~~~~~~~~~~~~~~~~~~~~~~
| This option is only needed by the ``logs`` command.
| Filtering pattern for the log messages.
``-i`` or ``--interval``
~~~~~~~~~~~~~~~~~~~~~~~~
| This option is only needed by the ``logs`` command.
| Intervals(seconds) to watch the log events.
``-s`` or ``--start``
~~~~~~~~~~~~~~~~~~~~~
| This option is only needed by the ``logs`` command.
| Time to start the log events watching.
| Examples: ``yesterday``,\ ``"-1 h"``, ``"2016-01-01"``,
``"2016-01-01 10:20:30"``
``-t`` or ``--target``
~~~~~~~~~~~~~~~~~~~~~~
| This option is only needed by the ``set-alias`` command.
| The alias of the version that is targeted for setting alias.
``-e`` or ``--env``
~~~~~~~~~~~~~~~~~~~
| This option is needed by the ``archive`` and ``deploy`` commands.
| Environment variables that pass to the function.
| **This option can be used repeatedly to pass multiple variables.**
| Examples: ``FOO=BAR``
How to use the confidential informations in the lambda function
===============================================================
1. Create key on KMS
~~~~~~~~~~~~~~~~~~~~
See:
https://docs.aws.amazon.com/kms/latest/developerguide/create-keys.html
2. Create IAM role for lambda function
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Policy example:
.. code:: json
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"kms:Decrypt"
],
"Resource": [
"arn:aws:kms:us-east-1:<your-account-number>:key/<your-key-id>"
]
}
]
}
3. Set the key-id to your configuration file
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Configuration example:
- .lamvery.yml
.. code:: yml
profile: default
region: us-east-1
versioning: false
default_alias: null
configuration:
name: sample_lambda_function
runtime: python2.7 # or nodejs
role: arn:aws:iam::000000000000:role/lambda_basic_execution
handler: lambda_function.lambda_handler
description: This is sample lambda function.
timeout: 10
memory_size: 128
- .lamvery.secret.yml
.. code:: yml
key_id: xxxx-yyyy-zzzz # <-here!
cipher_texts: {}
4. Encrypt and store the confidential information to your configuration file
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Command example:
.. code:: sh
lamvery encrypt -s -n foo "This is a secret"
5. Write your function
~~~~~~~~~~~~~~~~~~~~~~
Code example:
- Python
.. code:: py
import lamvery
def lambda_handler(event, context):
print(lamvery.secret.get('foo'))
- Node.js
.. code:: js
var lamvery = require('./lamvery.js');
exports.lambda_handler = function(event, context) {
lamvery.secret.get('foo', function(err, data) {
console.log(data);
});
}
6. Deploy your function
~~~~~~~~~~~~~~~~~~~~~~~
Command example:
.. code:: sh
lamvery deploy
7. Invoke your function
~~~~~~~~~~~~~~~~~~~~~~~
Command example:
.. code:: sh
lamvery invoke {}
Result example:
::
START RequestId: 13829c9c-9f13-11e5-921b-6f048cff3c2d Version: $LATEST
This is a secret
END RequestId: 13829c9c-9f13-11e5-921b-6f048cff3c2d
How to use the environment variables in the lambda function
===========================================================
1. Write your function
~~~~~~~~~~~~~~~~~~~~~~
- Python
.. code:: py
import lamvery
import os
def lambda_handler(event, context):
lamvery.env.load()
print(os.environ['FOO'])
print(os.environ['BAZ'])
- Node.js
.. code:: js
var lamvery = require('./lamvery.js');
exports.lambdaHandler = function(event, context) {
lamvery.env.load();
console.log(process.env.FOO);
console.log(process.env.BAZ);
}
2. Deploy your code with ``-e`` or ``--env`` options
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
.. code:: sh
lamvery deploy -e FOO=BAR -e BAZ=QUX
3. Invoke your function
~~~~~~~~~~~~~~~~~~~~~~~
Command example:
.. code:: sh
lamvery invoke {}
Result example:
::
START RequestId: 481f2f8a-d64c-11e5-9ebe-4347553b89b4 Version: 25
BAR
QUX
END RequestId: 481f2f8a-d64c-11e5-9ebe-4347553b89b4
Development
-----------
- Source hosted at `GitHub <https://github.com/marcy-terui/lamvery>`__
- Report issues/questions/feature requests on `GitHub
Issues <https://github.com/marcy-terui/lamvery/issues>`__
Pull requests are very welcome! Make sure your patches are well tested.
Ideally create a topic branch for every separate change you make. For
example:
1. Fork the repo
2. Create your feature branch (``git checkout -b my-new-feature``)
3. Commit your changes (``git commit -am 'Added some feature'``)
4. Push to the branch (``git push origin my-new-feature``)
5. Create new Pull Request
Authors
-------
Created and maintained by `Masashi
Terui <https://github.com/marcy-terui>`__ (marcy9114@gmail.com)
License
-------
MIT License (see
`LICENSE <https://github.com/marcy-terui/lamvery/blob/master/LICENSE>`__)
.. |Build Status| image:: https://img.shields.io/travis/marcy-terui/lamvery/master.svg
:target: http://travis-ci.org/marcy-terui/lamvery
.. |Coverage| image:: https://img.shields.io/coveralls/marcy-terui/lamvery.svg
:target: https://coveralls.io/github/marcy-terui/lamvery
.. |Version| image:: https://img.shields.io/pypi/v/lamvery.svg
:target: https://pypi.python.org/pypi/lamvery
.. |Downloads| image:: https://img.shields.io/pypi/dm/lamvery.svg
:target: https://pypi.python.org/pypi/lamvery/
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