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feat(snapshot): backend restore api

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This commit is contained in:
Nicolas Meienberger
2025-10-31 21:15:43 +01:00
parent 5846c1ff86
commit c7db88fb56
7 changed files with 251 additions and 7 deletions
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78
apps/server/src/utils/restic.ts
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@@ -159,18 +159,90 @@ const backup = async (
return result;
};
const restore = async (config: RepositoryConfig, snapshotId: string, target: string) => {
const restoreOutputSchema = type({
message_type: "'summary'",
files_restored: "number",
files_updated: "number",
files_unchanged: "number",
total_bytes: "number",
total_errors: "number?",
});
const restore = async (
config: RepositoryConfig,
snapshotId: string,
target: string,
options?: {
include?: string[];
exclude?: string[];
path?: string;
},
) => {
const repoUrl = buildRepoUrl(config);
const env = await buildEnv(config);
const res = await $`restic --repo ${repoUrl} restore ${snapshotId} --target ${target} --json`.env(env).nothrow();
const args: string[] = ["--repo", repoUrl, "restore", snapshotId, "--target", target];
if (options?.path) {
args[args.length - 4] = `${snapshotId}:${options.path}`;
}
if (options?.include && options.include.length > 0) {
for (const pattern of options.include) {
args.push("--include", pattern);
}
}
if (options?.exclude && options.exclude.length > 0) {
for (const pattern of options.exclude) {
args.push("--exclude", pattern);
}
}
args.push("--json");
const res = await $`restic ${args}`.env(env).nothrow();
if (res.exitCode !== 0) {
logger.error(`Restic restore failed: ${res.stderr}`);
throw new Error(`Restic restore failed: ${res.stderr}`);
}
logger.info(`Restic restore completed for snapshot ${snapshotId} to target ${target}`);
const stdout = res.text();
const outputLines = stdout.trim().split("\n");
const lastLine = outputLines[outputLines.length - 1];
if (!lastLine) {
logger.info(`Restic restore completed for snapshot ${snapshotId} to target ${target}`);
return {
message_type: "summary" as const,
files_restored: 0,
files_updated: 0,
files_unchanged: 0,
total_bytes: 0,
};
}
const resSummary = JSON.parse(lastLine);
const result = restoreOutputSchema(resSummary);
if (result instanceof type.errors) {
logger.warn(`Restic restore output validation failed: ${result}`);
logger.info(`Restic restore completed for snapshot ${snapshotId} to target ${target}`);
return {
message_type: "summary" as const,
files_restored: 0,
files_updated: 0,
files_unchanged: 0,
total_bytes: 0,
};
}
logger.info(
`Restic restore completed for snapshot ${snapshotId} to target ${target}: ${result.files_restored} restored, ${result.files_updated} updated`,
);
return result;
};
const snapshots = async (config: RepositoryConfig) => {