45 lines
1.0 KiB
Bash
Executable File
45 lines
1.0 KiB
Bash
Executable File
#! /bin/bash
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set -e
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source ./scripts/common.sh
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source ./scripts/env.sh ./.env.schema
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base="$1"
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head_arg="$2"
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head=$(git show --format=format:%h -q | xargs)
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if [[ -n "$head_arg" ]]; then
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head="$head_arg"
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fi;
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migration="./migrations/${base}_to_${head}.sql"
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db() {
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echo -n "postgresql+pg8000:///dnim?port=$1&user=$POSTGRES_USER&password=$POSTGRES_PASSWORD"
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}
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if [[ -z "$base" ]] || [[ -z "$head" ]]; then
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echo "revisions to diff are required ex. ./scripts/diff.sh abc bcd" 1>&2;
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exit 1;
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fi
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set +e
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if (schema_changed "$base" "$head"); then
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echo ""
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exit 0;
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fi;
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set -e
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if [[ ! -f "$migration" ]]; then
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./scripts/build.sh base "$base" 1>&2 || (echo "base failed to build" && exit 1)
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./scripts/build.sh head "$head" 1>&2 || (echo "head failed to build" && exit 1)
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until pg_isready --quiet --username "$POSTGRES_USER" -p 5432 && \
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pg_isready --quiet --username "$POSTGRES_USER" -p 5433; do true; done;
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migra --unsafe "$(db 5432)" "$(db 5433)" || echo "migra exited with code $?. this is /probably/ fine" 1>&2
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else
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cat "$migration"
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fi
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