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js client: Etag-related invalidation fixes [#90]

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Brandon Liu
2022-11-01 16:28:36 +08:00
parent 5ef3e09e3d
commit d010efd1ff
1 changed files with 5 additions and 2 deletions
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7
js/index.ts
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@@ -282,6 +282,9 @@ export class FetchSource implements Source {
headers: { Range: "bytes=" + offset + "-" + (offset + length - 1) },
});
// can return 416, which will have a blank etag on S3.
// See https://github.com/protomaps/PMTiles/issues/90
if (resp.status >= 300) {
throw Error("404");
controller.abort();
@@ -858,7 +861,7 @@ export class PMTiles {
return await this.getZxyAttempt(z, x, y, signal);
} catch (e) {
if (e instanceof EtagMismatch) {
this.cache.invalidate(this.source, e.name);
this.cache.invalidate(this.source, e.message);
return await this.getZxyAttempt(z, x, y, signal);
} else {
throw e;
@@ -886,7 +889,7 @@ export class PMTiles {
return await this.getMetadataAttempt();
} catch (e) {
if (e instanceof EtagMismatch) {
this.cache.invalidate(this.source, e.name);
this.cache.invalidate(this.source, e.message);
return await this.getMetadataAttempt();
} else {
throw e;