28 lines
1.2 KiB
Bash
28 lines
1.2 KiB
Bash
#!/usr/bin/env bash
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set -Eeuo pipefail
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# shellcheck source=lib.sh
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source "$(dirname -- "${BASH_SOURCE[0]}")/lib.sh"
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env_file="${1:-/etc/lehuo/lehuo.env}"
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require_env_file "$env_file"
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release_dir='/opt/lehuo/releases'
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[[ -f "$release_dir/previous" ]] || { echo '没有可回滚的上一镜像标签。' >&2; exit 1; }
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previous_tag="$(<"$release_dir/previous")"
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current_tag="$(<"$release_dir/current")"
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[[ -n "$previous_tag" && "$previous_tag" != 'latest' ]] || { echo '上一镜像标签无效。' >&2; exit 1; }
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if ! docker image inspect "lehuo-api:${previous_tag}" >/dev/null 2>&1 || ! docker image inspect "lehuo-admin:${previous_tag}" >/dev/null 2>&1; then
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echo '上一版本镜像在本机不存在，停止回滚。' >&2
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exit 1
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fi
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echo '注意：此操作只回滚应用镜像，不回滚数据库。migration 必须保持向后兼容。'
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IMAGE_TAG="$previous_tag" compose "$env_file" up -d --no-build api web
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bash "$(dirname -- "${BASH_SOURCE[0]}")/smoke.sh" "$env_file"
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printf '%s\n' "$previous_tag" > "$release_dir/current"
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printf '%s\n' "$current_tag" > "$release_dir/previous"
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chmod 600 "$release_dir/current" "$release_dir/previous"
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printf '应用已回滚到：%s\n' "$previous_tag"
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