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bootstrap: check for presence of bootstrap nodes earlier

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Rather than checking for the presence of bootstrap nodes on each iteration
of the deferred function, do the check at initialization time and report an
error immediately.

License: MIT
Signed-off-by: Daniel Mack <daniel@zonque.org>
This commit is contained in:
Daniel Mack 2018-11-12 17:54:09 +01:00
parent a88cd82a70
commit 45b34e2bcb
1 changed files with 6 additions and 5 deletions
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11
core/bootstrap.go
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@ -77,6 +77,12 @@ func Bootstrap(n *IpfsNode, cfg BootstrapConfig) (io.Closer, error) {
// make a signal to wait for one bootstrap round to complete.
doneWithRound := make(chan struct{})
if len(cfg.BootstrapPeers()) == 0 {
// We *need* to bootstrap but we have no bootstrap peers
// configured *at all*, inform the user.
log.Error("no bootstrap nodes configured: go-ipfs may have difficulty connecting to the network")
}
// the periodic bootstrap function -- the connection supervisor
periodic := func(worker goprocess.Process) {
ctx := procctx.OnClosingContext(worker)
@ -138,11 +144,6 @@ func bootstrapRound(ctx context.Context, host host.Host, cfg BootstrapConfig) er
// if connected to all bootstrap peer candidates, exit
if len(notConnected) < 1 {
log.Debugf("%s no more bootstrap peers to create %d connections", id, numToDial)
if len(peers) == 0 {
// We *need* to bootstrap but we have no bootstrap peers
// configured *at all*, inform the user.
log.Error("no bootstrap nodes configured: go-ipfs may have difficulty connecting to the network")
}
return ErrNotEnoughBootstrapPeers
}