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Reuse crontab #42

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Merged
lens0021 merged 1 commit into from
Aug 31, 2025
Merged

Reuse crontab #42

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8 changes: 6 additions & 2 deletions Dockerfile
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
#
# Build
#
FROM --platform=$TARGETPLATFORM mysql/mysql-server:8.0.32

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GitHub Actions / docker_image_job

Setting platform to predefined $TARGETPLATFORM in FROM is redundant as this is the default behavior 

RedundantTargetPlatform: Setting platform to predefined $TARGETPLATFORM in FROM is redundant as this is the default behavior
More info: https://docs.docker.com/go/dockerfile/rule/redundant-target-platform/

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Setting platform to predefined $TARGETPLATFORM in FROM is redundant as this is the default behavior 

RedundantTargetPlatform: Setting platform to predefined $TARGETPLATFORM in FROM is redundant as this is the default behavior
More info: https://docs.docker.com/go/dockerfile/rule/redundant-target-platform/
ARG TARGETPLATFORM

WORKDIR /a
Expand All @@ -12,13 +12,17 @@

# Add Tini
# See https://github.com/krallin/tini for the further details
ENV TINI_VERSION v0.18.0

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Legacy key/value format with whitespace separator should not be used 

LegacyKeyValueFormat: "ENV key=value" should be used instead of legacy "ENV key value" format
More info: https://docs.docker.com/go/dockerfile/rule/legacy-key-value-format/

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GitHub Actions / docker_image_job

Legacy key/value format with whitespace separator should not be used 

LegacyKeyValueFormat: "ENV key=value" should be used instead of legacy "ENV key value" format
More info: https://docs.docker.com/go/dockerfile/rule/legacy-key-value-format/
RUN PLATFORM="$(echo $TARGETPLATFORM | cut -d/ -f2)" &&\
curl -sLfo /tini "https://github.com/krallin/tini/releases/download/${TINI_VERSION}/tini-${PLATFORM}"
RUN chmod +x /tini
ENTRYPOINT ["/tini", "--"]

RUN microdnf install -y gzip
RUN microdnf install -y gzip cronie

# Register a cronjob
COPY crontab .
RUN crontab crontab && rm crontab

# Install php
RUN microdnf install -y php-cli
Expand All @@ -33,6 +37,6 @@
RUN microdnf clean all

# Copy scripts
COPY docker-cmd /usr/local/bin/
COPY do-backup docker-cmd /usr/local/bin/

CMD ["/usr/local/bin/docker-cmd"]
1 change: 1 addition & 0 deletions crontab
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@@ -0,0 +1 @@
0 6 * * * /usr/local/bin/do-backup >> /tmp/log 2>&1
21 changes: 21 additions & 0 deletions do-backup
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@@ -0,0 +1,21 @@
#!/bin/bash
set -euo pipefail; IFS=$'\n\t'

FILE_NAME=$(date --iso-8601=minutes).sql.gz

# Dumps and compresses database, uploads backup file to AWS S3

for i in {1..5}; do
echo "Trying to dump and compress... $i/5"
nice -n 19 mysqldump --single-transaction femiwiki |
nice -n 19 gzip -9 > $FILE_NAME &&\
break || sleep 15
done

for i in {1..5}; do
echo "Trying to upload... $i/5"
nice -n 19 /usr/local/bin/aws s3 cp $FILE_NAME "s3://femiwiki-backups/mysql/${FILE_NAME}" &&\
break || sleep 15
done

rm $FILE_NAME
19 changes: 3 additions & 16 deletions docker-cmd
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Expand Up @@ -21,19 +21,6 @@ password=$DB_PASSWORD
single-transaction
EOF

FILE_NAME=$(date --iso-8601=minutes).sql.gz

# Dumps and compresses database, uploads backup file to AWS S3

for i in {1..5}; do
echo "Trying to dump and compress... $i/5"
nice -n 19 mysqldump --single-transaction femiwiki |
nice -n 19 gzip -9 > $FILE_NAME &&\
break || sleep 15
done

for i in {1..5}; do
echo "Trying to upload... $i/5"
nice -n 19 /usr/local/bin/aws s3 cp $FILE_NAME "s3://femiwiki-backups/mysql/${FILE_NAME}" &&\
break || sleep 15
done
touch /tmp/log
crond
tail -f /tmp/log