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feat: add pg_cron extension for cron jobs

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RaviTeja Buddabathuni (rbuddaba) 2022-03-15 13:08:48 -05:00
parent b9b8c44713
commit a630c5db7d
2 changed files with 32 additions and 8 deletions
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24
postgres/Dockerfile
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@ -14,6 +14,8 @@
FROM timescale/timescaledb:2.5.1-pg14
ENV PG_CRON_VERSION 1.3.0
# Current/working dir
VOLUME ["/ws"]
WORKDIR /ws
@ -25,7 +27,7 @@ VOLUME ["/var/lib/postgresql/ts"]
RUN apk update \
&& apk add openssl \
&& apk add --no-cache --virtual .build-deps build-base ca-certificates clang-dev llvm12 openssl\
&& openssl req -x509 -newkey rsa:4096 -nodes -subj "/C=US/ST=CA/L=Seattle/O=OpenBMP/CN=localhost" \
-keyout /psql_server.key -out /psql_server.crt -days 2048 \
&& chown postgres /psql_server.* \
@ -37,12 +39,18 @@ RUN apk update \
&& sed -i -e "s/^\#*max_wal_size.*=.*/max_wal_size = 10GB/" /usr/local/share/postgresql/postgresql.conf.sample \
&& sed -i -e "s/^\#*ssl[ ]*=.*/ssl = on/" /usr/local/share/postgresql/postgresql.conf.sample \
&& sed -i -e "s/^\#*ssl_cert_file.*=.*/ssl_cert_file = \'\/psql_server.crt\'/" /usr/local/share/postgresql/postgresql.conf.sample \
&& sed -i -e "s/^\#*ssl_key_file.*=.*/ssl_key_file = \'\/psql_server.key\'/" /usr/local/share/postgresql/postgresql.conf.sample
# Init timesries location
RUN echo 'mkdir -p /var/lib/postgresql/ts/data' > /docker-entrypoint-initdb.d/0_obmp_init.sh \
&& echo 'chmod 0700 /var/lib/postgresql/ts/data' >> /docker-entrypoint-initdb.d/0_obmp_init.sh \
&& echo 'psql -U $POSTGRES_USER -c "CREATE TABLESPACE timeseries LOCATION '\''/var/lib/postgresql/ts/data'\'';" $POSTGRES_DB' >> /docker-entrypoint-initdb.d/0_obmp_init.sh
&& sed -i -e "s/^\#*ssl_key_file.*=.*/ssl_key_file = \'\/psql_server.key\'/" /usr/local/share/postgresql/postgresql.conf.sample \
&& sed -i -e "s/^shared_preload_libraries.*/shared_preload_libraries = 'timescaledb,pg_cron'/g" /usr/local/share/postgresql/postgresql.conf.sample
## Install pg_cron
RUN wget -O /ws/pg_cron.tgz https://github.com/citusdata/pg_cron/archive/v$PG_CRON_VERSION.tar.gz
RUN tar xvzf /ws/pg_cron.tgz && cd /ws/pg_cron-1.3.0/ \
&& sed -i.bak -e 's/-Werror//g' Makefile \
&& sed -i.bak -e 's/-Wno-implicit-fallthrough//g' Makefile \
&& make && make install \
&& cd .. && rm -rf pg_cron.tgz && rm -rf pg_cron-* \
&& apk del .build-deps
ADD --chmod=755 scripts/0_obmp_init.sh /docker-entrypoint-initdb.d/0_obmp_init.sh
## providing db name for cron metadata tables
RUN echo "cron.database_name = 'openbmp'" >> /usr/local/share/postgresql/postgresql.conf.sample

16
postgres/scripts/0_obmp_init.sh Executable file
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@ -0,0 +1,16 @@
#!/bin/bash
# postgres: Init script
#
# Copyright (c) 2021 Cisco Systems, Inc. and Tim Evens. All rights reserved.
#
# Init timesries location
mkdir -p /var/lib/postgresql/ts/data
chmod 0700 /var/lib/postgresql/ts/data
psql -U $POSTGRES_USER -c "CREATE TABLESPACE timeseries LOCATION '/var/lib/postgresql/ts/data';" $POSTGRES_DB
# Config pg cron to database schema
psql -U $POSTGRES_USER -c "CREATE EXTENSION pg_cron;" $POSTGRES_DB
psql -U $POSTGRES_USER -c "GRANT USAGE ON SCHEMA cron TO $POSTGRES_USER;" $POSTGRES_DB