mirror of
https://github.com/hasura/graphql-engine.git
synced 2024-12-16 01:44:03 +03:00
102 lines
3.9 KiB
Bash
Executable File
102 lines
3.9 KiB
Bash
Executable File
#!/bin/sh
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set -e
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log() {
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TIMESTAMP=$(date -u "+%Y-%m-%dT%H:%M:%S.000+0000")
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LOGKIND=$1
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MESSAGE=$2
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echo "{\"timestamp\":\"$TIMESTAMP\",\"level\":\"info\",\"type\":\"startup\",\"detail\":{\"kind\":\"$LOGKIND\",\"info\":\"$MESSAGE\"}}"
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}
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DEFAULT_MIGRATIONS_DIR="/hasura-migrations"
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DEFAULT_METADATA_DIR="/hasura-metadata"
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TEMP_PROJECT_DIR="/tmp/hasura-project"
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# Use 9691 port for running temporary instance.
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# In case 9691 is occupied (according to docker networking), then this will fail.
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# override with another port in that case
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# TODO: Find a proper random port
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if [ -z ${HASURA_GRAPHQL_MIGRATIONS_SERVER_PORT+x} ]; then
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log "migrations-startup" "migrations server port env var is not set, defaulting to 9691"
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HASURA_GRAPHQL_MIGRATIONS_SERVER_PORT=9691
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fi
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if [ -z ${HASURA_GRAPHQL_MIGRATIONS_SERVER_TIMEOUT+x} ]; then
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log "migrations-startup" "server timeout is not set, defaulting to 30 seconds"
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HASURA_GRAPHQL_MIGRATIONS_SERVER_TIMEOUT=30
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fi
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# wait for a port to be ready
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wait_for_port() {
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local PORT=$1
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log "migrations-startup" "waiting $HASURA_GRAPHQL_MIGRATIONS_SERVER_TIMEOUT for $PORT to be ready"
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for i in `seq 1 $HASURA_GRAPHQL_MIGRATIONS_SERVER_TIMEOUT`;
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do
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nc -z localhost $PORT > /dev/null 2>&1 && log "migrations-startup" "port $PORT is ready" && return
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sleep 1
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done
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log "migrations-startup" "failed waiting for $PORT, try increasing HASURA_GRAPHQL_MIGRATIONS_SERVER_TIMEOUT (default: 30)" && exit 1
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}
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log "migrations-startup" "starting graphql engine temporarily on port $HASURA_GRAPHQL_MIGRATIONS_SERVER_PORT"
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# start graphql engine with metadata api enabled
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graphql-engine serve --enabled-apis="metadata" \
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--server-port=${HASURA_GRAPHQL_MIGRATIONS_SERVER_PORT} &
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# store the pid to kill it later
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PID=$!
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# wait for port to be ready
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wait_for_port $HASURA_GRAPHQL_MIGRATIONS_SERVER_PORT
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# check if migration directory is set, default otherwise
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if [ -z ${HASURA_GRAPHQL_MIGRATIONS_DIR+x} ]; then
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log "migrations-startup" "env var HASURA_GRAPHQL_MIGRATIONS_DIR is not set, defaulting to $DEFAULT_MIGRATIONS_DIR"
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HASURA_GRAPHQL_MIGRATIONS_DIR="$DEFAULT_MIGRATIONS_DIR"
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fi
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# check if metadata directory is set, default otherwise
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if [ -z ${HASURA_GRAPHQL_METADATA_DIR+x} ]; then
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log "migrations-startup" "env var HASURA_GRAPHQL_METADATA_DIR is not set, defaulting to $DEFAULT_METADATA_DIR"
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HASURA_GRAPHQL_METADATA_DIR="$DEFAULT_METADATA_DIR"
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fi
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# apply metadata if the directory exist
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if [ -d "$HASURA_GRAPHQL_METADATA_DIR" ]; then
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rm -rf "TEMP_PROJECT_DIR"
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log "migrations-apply" "applying metadata from $HASURA_GRAPHQL_METADATA_DIR"
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mkdir -p "$TEMP_PROJECT_DIR"
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cp -a "$HASURA_GRAPHQL_METADATA_DIR/." "$TEMP_PROJECT_DIR/metadata/"
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cd "$TEMP_PROJECT_DIR"
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echo "version: 3" > config.yaml
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echo "endpoint: http://localhost:$HASURA_GRAPHQL_MIGRATIONS_SERVER_PORT" >> config.yaml
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echo "metadata_directory: metadata" >> config.yaml
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hasura-cli metadata apply
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else
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log "migrations-apply" "directory $HASURA_GRAPHQL_METADATA_DIR does not exist, skipping metadata"
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fi
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# apply migrations if the directory exist
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if [ -d "$HASURA_GRAPHQL_MIGRATIONS_DIR" ]; then
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log "migrations-apply" "applying migrations from $HASURA_GRAPHQL_MIGRATIONS_DIR"
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mkdir -p "$TEMP_PROJECT_DIR"
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cp -a "$HASURA_GRAPHQL_MIGRATIONS_DIR/." "$TEMP_PROJECT_DIR/migrations/"
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cd "$TEMP_PROJECT_DIR"
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echo "version: 3" > config.yaml
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echo "endpoint: http://localhost:$HASURA_GRAPHQL_MIGRATIONS_SERVER_PORT" >> config.yaml
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hasura-cli migrate apply --all-databases
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log "migrations-apply" "reloading metadata"
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hasura-cli metadata reload
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else
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log "migrations-apply" "directory $HASURA_GRAPHQL_MIGRATIONS_DIR does not exist, skipping migrations"
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fi
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# kill graphql engine that we started earlier
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log "migrations-shutdown" "killing temporary server"
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kill $PID
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# pass control to CMD
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log "migrations-shutdown" "graphql-engine will now start in normal mode"
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exec "$@"
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