8000 Limit log size and add pre-logon message by crschardt · Pull Request #40 · PhotonVision/photon-image-modifier · GitHub
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Limit log size and add pre-logon message #40

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Merged
merged 7 commits into from
Dec 24, 2024
Merged

Limit log size and add pre-logon message #40

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4f04d8a
Cap systemd journal at 100 MB and show pre-login message.
crschardt Dec 24, 2024
6fb6ba7
update installers to call new script
crschardt Dec 24, 2024
cba75bf
wording
crschardt Dec 24, 2024
7d47b2b
try a different way
crschardt Dec 24, 2024
7e3e62c
typo and missing directory
crschardt Dec 24, 2024
5d067e4
Credit for ASCII Art generator
crschardt Dec 24, 2024
f81b412
just to be sure
crschardt Dec 24, 2024
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2 changes: 2 additions & 0 deletions .github/workflows/main.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -67,6 +67,8 @@ jobs:
commands: |
chmod +x ${{matrix.script}}
${{ matrix.script }}
chmod +x ./install_common.sh
./install_common.sh
echo "${{ github.ref_name }};${{ matrix.name }}" > /opt/photonvision/image-version

- name: Compress built image
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19 changes: 19 additions & 0 deletions files/issue.txt
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@@ -0,0 +1,19 @@

####### PhotonVision is the free, fast, and
############# easy-to-use computer vision solution
################# for the FIRST Robotics Competition.
###### ###### :::
##### ##*:::::::::: To configure PhotonVision, open:
##### :::::::::::::::::::
#### ::::::::::: ### http://photonvision.local:5800
#### ####
#### #### using a computer on the same network
#### :: ### as this device.
#### ::::::: ####
#### :::::::: #### Documentation is available at:
##### :::::::: :
###### ####::::::::: https://docs.photonvision.org/
################## ::::::
##############
#########

19 changes: 19 additions & 0 deletions install_common.sh
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@@ -0,0 +1,19 @@
#!/bin/bash -v

# Do additional tasks that are common across all images,
# but not suitable for inclusion in install.sh
echo "Running install_common.sh"

# Limit the maximum length of systemd-journald logs
mkdir -p /etc/systemd/journald.conf.d
cat > /etc/systemd/journald.conf.d/60-limit-log-size.conf <<EOF
# Added by Photonvision to keep the logs to a reasonable size
[Journal]
SystemMaxUse=100M
EOF

# Add a helpful message to the logon screen
# ASCII Art generated by: https://www.asciiart.eu/image-to-ascii
cp -f ./files/issue.txt /etc/issue
cp -f /etc/issue /etc/issue.net
sed -i 's/#Banner none/Banner \/etc\/issue.net/g' /etc/ssh/sshd_config
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