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feat: mirror repositories

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feat: mirror backup repositories
This commit is contained in:
Nicolas Meienberger
2025-11-28 19:17:05 +01:00
parent 8e90c4ace1
commit b0e09c61e2
22 changed files with 2351 additions and 88 deletions
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75
app/server/utils/restic.ts
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@@ -40,6 +40,7 @@ const snapshotInfoSchema = type({
time: "string",
uid: "number?",
username: "string",
tags: "string[]?",
summary: type({
backup_end: "string",
backup_start: "string",
@@ -716,6 +717,79 @@ const repairIndex = async (config: RepositoryConfig) => {
};
};
const copy = async (
sourceConfig: RepositoryConfig,
destConfig: RepositoryConfig,
options: {
tag?: string;
snapshotId?: string;
},
) => {
const sourceRepoUrl = buildRepoUrl(sourceConfig);
const destRepoUrl = buildRepoUrl(destConfig);
const destEnv = await buildEnv(destConfig);
const sourceEnv = await buildEnv(sourceConfig);
const env: Record<string, string> = {
...destEnv,
RESTIC_FROM_PASSWORD_FILE: sourceEnv.RESTIC_PASSWORD_FILE,
};
for (const [key, value] of Object.entries(sourceEnv)) {
if (
key.startsWith("AWS_") ||
key.startsWith("GOOGLE_") ||
key.startsWith("AZURE_") ||
key.startsWith("RESTIC_REST_") ||
key.startsWith("_SFTP_")
) {
// Prefix source credentials to avoid conflicts with dest credentials
env[`FROM_${key}`] = value;
}
}
const args: string[] = ["--repo", destRepoUrl, "copy", "--from-repo", sourceRepoUrl];
if (options.tag) {
args.push("--tag", options.tag);
}
if (options.snapshotId) {
args.push(options.snapshotId);
} else {
args.push("latest");
}
addRepoSpecificArgs(args, destConfig, destEnv);
if (sourceConfig.backend === "sftp" && sourceEnv._SFTP_SSH_ARGS) {
args.push("-o", `sftp.args=${sourceEnv._SFTP_SSH_ARGS}`);
}
logger.info(`Copying snapshots from ${sourceRepoUrl} to ${destRepoUrl}...`);
logger.debug(`Executing: restic ${args.join(" ")}`);
const res = await $`restic ${args}`.env(env).nothrow();
await cleanupTemporaryKeys(sourceConfig, sourceEnv);
await cleanupTemporaryKeys(destConfig, destEnv);
const stdout = res.text();
const stderr = res.stderr.toString();
if (res.exitCode !== 0) {
logger.error(`Restic copy failed: ${stderr}`);
throw new ResticError(res.exitCode, stderr);
}
logger.info(`Restic copy completed from ${sourceRepoUrl} to ${destRepoUrl}`);
return {
success: true,
output: stdout,
};
};
const addRepoSpecificArgs = (args: string[], config: RepositoryConfig, env: Record<string, string>) => {
if (config.backend === "sftp" && env._SFTP_SSH_ARGS) {
args.push("-o", `sftp.args=${env._SFTP_SSH_ARGS}`);
@@ -744,4 +818,5 @@ export const restic = {
ls,
check,
repairIndex,
copy,
};