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e4cbce12c4
* Update `github.com/ethereum/go-ethereum` package to 1.8.1 branch. Part of #638 * Fix code due to some signature changes. Part of #638 * use upstream for whisper backend * Add patch to downgrade usage of Whisper v6 to v5 in some geth 1.8.1 vendor files. Part of #638 * Take into account the DNS rebinding protection introduced in 1.8.0 by adding exception for localhost. Part of #638 * Add patches required for cross-compiled builds starting with geth 1.8.0. Only applied during build. Part of #638 * Update expected JSON result in `TestRegressionGetTransactionReceipt()` and `TestCallRawResultGetTransactionReceipt()`. Part of #665 * Fix some failing e2e tests. Part of #638 * Address comments in PR #702. Part of #638
65 lines
2.0 KiB
Go
65 lines
2.0 KiB
Go
// Copyright 2016 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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// +build freebsd
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package fdlimit
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import "syscall"
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// This file is largely identical to fdlimit_unix.go,
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// but Rlimit fields have type int64 on FreeBSD so it needs
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// an extra conversion.
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// Raise tries to maximize the file descriptor allowance of this process
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// to the maximum hard-limit allowed by the OS.
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func Raise(max uint64) error {
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// Get the current limit
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var limit syscall.Rlimit
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if err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, &limit); err != nil {
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return err
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}
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// Try to update the limit to the max allowance
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limit.Cur = limit.Max
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if limit.Cur > int64(max) {
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limit.Cur = int64(max)
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}
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if err := syscall.Setrlimit(syscall.RLIMIT_NOFILE, &limit); err != nil {
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return err
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}
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return nil
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}
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// Current retrieves the number of file descriptors allowed to be opened by this
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// process.
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func Current() (int, error) {
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var limit syscall.Rlimit
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if err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, &limit); err != nil {
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return 0, err
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}
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return int(limit.Cur), nil
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}
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// Maximum retrieves the maximum number of file descriptors this process is
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// allowed to request for itself.
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func Maximum() (int, error) {
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var limit syscall.Rlimit
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if err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, &limit); err != nil {
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return 0, err
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}
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return int(limit.Max), nil
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}
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