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usmansaleem/sample_multiline.yml

Created September 4, 2017 23:03
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multiline docker environment variable (via docker compose)
Raw
sample_multiline.yml
environment:
SERVER_NAME: "myserver.doma.in"
# Dummy key, cert
SSL_KEY: |-
-----BEGIN RSA PRIVATE KEY-----
MIICXQIBAAKBgQD272jYrLm8Ph5QpMWFcWUO9Ua1EviykalP+tkMIg12yZ3GvezF
y8aayxdztB5vu68jqMeg6mOJlscWqFUhmAxj4mDknYenVzVX2CKzCgHlGninTKxY
61rXDaDZVpSZ+XIESJkaB0z9HHYtrSLr0coKmq4cT5TRptOnkpDlJxIRaQIDAQAB
AoGATcTYoGTFmiN2KK+8BWrRCQT2X9C5woNdb3LxKIEQ/HhC2HS4PRMQWW/c0vPH
IilZ30EoneUztAFochpRtWLNg4lJoLy04X/eNjEiC/imp0KSwWXmnuLhDcWcb0+M
slddvzHAAfK1jzIk8zEvcFnhuRoR/L3yWLQp3dIkG07h5IECQQD7xdyhfYMKiYZ7
HIq9mU0oNaC7UvxHTw3HB4rT3yvqVZXW15JvR64qCe+sOn9xJEesGDkUUxghV+dd
0GFOODPb2trQ1NGyKzus72JvO61pVpIhT6kVQo3xC543/+1FvU+albjtmqKe1MjZ
32B6VtNdlgA4VzMC7qrZXwU+oD83WbG6s1GKQa/rXB8wo9moOGcNPP7PmXovDr6F
zIVbekIj0YuTQdo31aKPNmrTVqd+iOk0LGaUC5zMi0OgDaKKDuP1Ou6ANVTcBXcF
BnJRQ7XYtjs0oSmvA7bgbTfN4IMJxJ4hYybF1pURh/o4QW4FUytLaF8zghuTc0aP
yKIsFLzi5ZT34KLVNGAEA44FsG71hOajFkA4c2I/SwU+
-----END RSA PRIVATE KEY-----
@VitorDaynno
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Thanks!

@frankh
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frankh commented Sep 15, 2020

this doesn't work...

@usmansaleem
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@frankh

this doesn't work...

This is standard yaml string literal style. The | is for literal. The - is for not using trailing \n. Take a look at:

https://symfony.com/doc/current/components/yaml/yaml_format.html

@frankh
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frankh commented Sep 16, 2020

let me clarify: docker-compose (as of 1.26.2 at least) drops the newlines no matter how you set the var in yaml

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