示例#1
0
func (s *BootstrapSuite) TestWaitSSHKilledWaitingForAddresses(c *gc.C) {
	ctx := coretesting.Context(c)
	interrupted := make(chan os.Signal, 1)
	interrupted <- os.Interrupt
	_, err := common.WaitSSH(ctx, interrupted, ssh.DefaultClient, "/bin/true", neverAddresses{}, testSSHTimeout)
	c.Check(err, gc.ErrorMatches, "interrupted")
	c.Check(coretesting.Stderr(ctx), gc.Matches, "Waiting for address\n")
}
示例#2
0
func (s *BootstrapSuite) TestWaitSSHTimesOutWaitingForDial(c *gc.C) {
	ctx := coretesting.Context(c)
	// 0.x.y.z addresses are always invalid
	_, err := common.WaitSSH(ctx, nil, ssh.DefaultClient, "/bin/true", &neverOpensPort{addr: "0.1.2.3"}, testSSHTimeout)
	c.Check(err, gc.ErrorMatches,
		`waited for `+testSSHTimeout.Timeout.String()+` without being able to connect: mock connection failure to 0.1.2.3`)
	c.Check(coretesting.Stderr(ctx), gc.Matches,
		"Waiting for address\n"+
			"(Attempting to connect to 0.1.2.3:22\n)+")
}
示例#3
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func (s *BootstrapSuite) TestWaitSSHKilledWaitingForDial(c *gc.C) {
	ctx := coretesting.Context(c)
	timeout := testSSHTimeout
	timeout.Timeout = 1 * time.Minute
	interrupted := make(chan os.Signal, 1)
	_, err := common.WaitSSH(ctx, interrupted, ssh.DefaultClient, "", &interruptOnDial{name: "0.1.2.3", interrupted: interrupted}, timeout)
	c.Check(err, gc.ErrorMatches, "interrupted")
	// Exact timing is imprecise but it should have tried a few times before being killed
	c.Check(coretesting.Stderr(ctx), gc.Matches,
		"Waiting for address\n"+
			"(Attempting to connect to 0.1.2.3:22\n)+")
}
示例#4
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func (s *BootstrapSuite) TestWaitSSHRefreshAddresses(c *gc.C) {
	ctx := coretesting.Context(c)
	_, err := common.WaitSSH(ctx, nil, ssh.DefaultClient, "", &addressesChange{addrs: [][]string{
		nil,
		nil,
		[]string{"0.1.2.3"},
		[]string{"0.1.2.3"},
		nil,
		[]string{"0.1.2.4"},
	}}, testSSHTimeout)
	// Not necessarily the last one in the list, due to scheduling.
	c.Check(err, gc.ErrorMatches,
		`waited for `+testSSHTimeout.Timeout.String()+` without being able to connect: mock connection failure to 0.1.2.[34]`)
	stderr := coretesting.Stderr(ctx)
	c.Check(stderr, gc.Matches,
		"Waiting for address\n"+
			"(.|\n)*(Attempting to connect to 0.1.2.3:22\n)+(.|\n)*")
	c.Check(stderr, gc.Matches,
		"Waiting for address\n"+
			"(.|\n)*(Attempting to connect to 0.1.2.4:22\n)+(.|\n)*")
}
示例#5
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func (s *BootstrapSuite) TestWaitSSHStopsOnBadError(c *gc.C) {
	ctx := coretesting.Context(c)
	_, err := common.WaitSSH(ctx, nil, ssh.DefaultClient, "/bin/true", brokenAddresses{}, testSSHTimeout)
	c.Check(err, gc.ErrorMatches, "getting addresses: Addresses will never work")
	c.Check(coretesting.Stderr(ctx), gc.Equals, "Waiting for address\n")
}
示例#6
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func (s *BootstrapSuite) TestWaitSSHTimesOutWaitingForAddresses(c *gc.C) {
	ctx := coretesting.Context(c)
	_, err := common.WaitSSH(ctx, nil, ssh.DefaultClient, "/bin/true", neverAddresses{}, testSSHTimeout)
	c.Check(err, gc.ErrorMatches, `waited for `+testSSHTimeout.Timeout.String()+` without getting any addresses`)
	c.Check(coretesting.Stderr(ctx), gc.Matches, "Waiting for address\n")
}