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https://github.com/goharbor/harbor
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perf: skip db tx for get, head and options api requests (#14837)
Signed-off-by: He Weiwei <hweiwei@vmware.com>
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@ -15,7 +15,6 @@
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package middlewares
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package middlewares
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import (
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import (
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"github.com/goharbor/harbor/src/lib"
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"net/http"
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"net/http"
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"regexp"
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"regexp"
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@ -43,17 +42,18 @@ var (
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// which will make ping request timeout, so skip the middlewares which will require DB conn.
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// which will make ping request timeout, so skip the middlewares which will require DB conn.
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pingSkipper = middleware.MethodAndPathSkipper(http.MethodGet, match("^/api/v2.0/ping"))
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pingSkipper = middleware.MethodAndPathSkipper(http.MethodGet, match("^/api/v2.0/ping"))
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// dbTxSkippers skip the transaction middleware for GET Blob, PATCH Blob Upload and PUT Blob Upload APIs
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// dbTxSkippers skip the transaction middleware for PATCH Blob Upload, PUT Blob Upload and `Read` APIs
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// because the APIs may take a long time to run, enable the transaction middleware in them will hold the database connections
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// because the APIs may take a long time to run, enable the transaction middleware in them will hold the database connections
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// until the API finished, this behavior may eat all the database connections.
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// until the API finished, this behavior may eat all the database connections.
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// There are no database writing operations in the GET Blob and PATCH Blob APIs, so skip the transaction middleware is all ok.
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// There are no database writing operations in the PATCH Blob APIs, so skip the transaction middleware is all ok.
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// For the PUT Blob Upload API, we will make a transaction manually to write blob info to the database when put blob upload successfully.
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// For the PUT Blob Upload API, we will make a transaction manually to write blob info to the database when put blob upload successfully.
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dbTxSkippers = []middleware.Skipper{
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dbTxSkippers = []middleware.Skipper{
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middleware.MethodAndPathSkipper(http.MethodGet, distribution.BlobURLRegexp),
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middleware.MethodAndPathSkipper(http.MethodPatch, distribution.BlobUploadURLRegexp),
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middleware.MethodAndPathSkipper(http.MethodPatch, distribution.BlobUploadURLRegexp),
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middleware.MethodAndPathSkipper(http.MethodPut, distribution.BlobUploadURLRegexp),
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middleware.MethodAndPathSkipper(http.MethodPut, distribution.BlobUploadURLRegexp),
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middleware.MethodAndPathSkipper(http.MethodGet, lib.V2CatalogURLRe),
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func(r *http.Request) bool { // skip tx for GET, HEAD and Options requests
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pingSkipper,
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m := r.Method
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return m == http.MethodGet || m == http.MethodHead || m == http.MethodOptions
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},
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}
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}
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// readonlySkippers skip the post request when harbor sets to readonly.
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// readonlySkippers skip the post request when harbor sets to readonly.
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