33 lines
1.8 KiB
Bash
33 lines
1.8 KiB
Bash
#!/usr/bin/env bash
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set -euo pipefail
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fail() { echo "CMPP data storage unavailable: $*" >&2; exit 1; }
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expected_uuid=$(cat /etc/cmpp-platform/data-disk.uuid) || fail "expected UUID configuration is missing"
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[[ "$expected_uuid" =~ ^[a-f0-9-]{36}$ ]] || fail "invalid expected UUID"
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mountpoint -q /data || fail "/data is not mounted"
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[[ "$(findmnt -rn -M /data -o UUID)" == "$expected_uuid" ]] || fail "/data UUID mismatch"
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[[ "$(cat /data/.cmpp-data-disk.uuid)" == "$expected_uuid" ]] || fail "data marker mismatch"
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case ",$(findmnt -rn -M /data -o OPTIONS)," in *,rw,*) ;; *) fail "/data is read-only";; esac
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check_one() {
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local role="$1" source target
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case "$role" in
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postgresql) source=/data/postgresql; target=/var/lib/pgsql ;;
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redis) source=/data/redis; target=/var/lib/redis ;;
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minio) source=/data/minio; target=/var/lib/minio ;;
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*) fail "unknown service $role" ;;
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esac
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mountpoint -q "$target" || fail "$target is not a mount point"
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[[ "$(findmnt -rn -M "$target" -o UUID)" == "$expected_uuid" ]] || fail "$target UUID mismatch"
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[[ "$(stat -Lc '%d:%i' "$source")" == "$(stat -Lc '%d:%i' "$target")" ]] || fail "$target does not map to $source"
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case ",$(findmnt -rn -M "$target" -o OPTIONS)," in *,rw,*) ;; *) fail "$target is read-only";; esac
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case "$role" in
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postgresql) [[ -s "$target/data/PG_VERSION" && -d "$target/data/base" ]] || fail "existing PostgreSQL cluster is missing" ;;
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redis) [[ -s "$target/dump.rdb" ]] || fail "existing Redis RDB is missing" ;;
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minio) [[ -s "$target/.minio.sys/format.json" ]] || fail "existing MinIO format is missing" ;;
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esac
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echo "CMPP storage OK: $role $target -> $source UUID=$expected_uuid"
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}
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case "${1:-all}" in
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all) check_one postgresql; check_one redis; check_one minio ;;
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*) check_one "$1" ;;
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esac
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