mirror of
https://github.com/coredns/coredns.git
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87 lines
3.9 KiB
Go
87 lines
3.9 KiB
Go
package proxyproto
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import (
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"strings"
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"testing"
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"time"
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"github.com/coredns/caddy"
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"github.com/coredns/coredns/core/dnsserver"
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)
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func TestSetup(t *testing.T) {
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tests := []struct {
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input string
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shouldErr bool
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expectedRoot string // expected root, set to the controller. Empty for negative cases.
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expectedErrContent string // substring from the expected error. Empty for positive cases.
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config bool
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sessionTrackingTTL time.Duration
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sessionTrackingMaxSessions int
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}{
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// positive
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{"proxyproto", false, "", "", true, 0, 0},
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{"proxyproto {\nallow 127.0.0.1/8 ::1/128\n}", false, "", "", true, 0, 0},
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{"proxyproto {\nallow 127.0.0.1/8 ::1/128\ndefault ignore\n}", false, "", "", true, 0, 0},
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// Allow without any IPs is also valid
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{"proxyproto {\nallow\n}", false, "", "", true, 0, 0},
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// udp_session_tracking with TTL only (max sessions gonna use package default)
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{"proxyproto {\nudp_session_tracking 28s\n}", false, "", "", true, 28 * time.Second, 0},
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{"proxyproto {\nallow 10.0.0.0/8\nudp_session_tracking 1m\n}", false, "", "", true, time.Minute, 0},
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// udp_session_tracking with explicit max sessions
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{"proxyproto {\nudp_session_tracking 28s 20000\n}", false, "", "", true, 28 * time.Second, 20000},
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{"proxyproto {\nallow 10.0.0.0/8\nudp_session_tracking 1m 500\n}", false, "", "", true, time.Minute, 500},
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// negative
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{"proxyproto {\nunknown\n}", true, "", "unknown option", false, 0, 0},
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{"proxyproto extra_arg", true, "", "Wrong argument", false, 0, 0},
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{"proxyproto {\nallow invalid_ip\n}", true, "", "invalid CIDR address", false, 0, 0},
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{"proxyproto {\nallow 127.0.0.1/8\ndefault invalid_policy\n}", true, "", "Wrong argument", false, 0, 0},
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// udp_session_tracking: missing TTL
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{"proxyproto {\nudp_session_tracking\n}", true, "", "Wrong argument", false, 0, 0},
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// udp_session_tracking: too many arguments
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{"proxyproto {\nudp_session_tracking 28s 100 extra\n}", true, "", "Wrong argument", false, 0, 0},
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// udp_session_tracking: bad TTL
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{"proxyproto {\nudp_session_tracking notaduration\n}", true, "", "invalid duration", false, 0, 0},
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// udp_session_tracking: bad max sessions
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{"proxyproto {\nudp_session_tracking 28s notanumber\n}", true, "", "invalid max sessions", false, 0, 0},
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{"proxyproto {\nudp_session_tracking 28s 0\n}", true, "", "invalid max sessions", false, 0, 0},
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{"proxyproto {\nudp_session_tracking 28s -1\n}", true, "", "invalid max sessions", false, 0, 0},
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}
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for i, test := range tests {
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c := caddy.NewTestController("dns", test.input)
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err := setup(c)
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cfg := dnsserver.GetConfig(c)
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if test.config && cfg.ProxyProtoConnPolicy == nil {
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t.Errorf("Test %d: Expected ProxyProtoConnPolicy to be configured for input %s", i, test.input)
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}
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if !test.config && cfg.ProxyProtoConnPolicy != nil {
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t.Errorf("Test %d: Expected ProxyProtoConnPolicy to NOT be configured for input %s", i, test.input)
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}
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if cfg.ProxyProtoUDPSessionTrackingTTL != test.sessionTrackingTTL {
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t.Errorf("Test %d: Expected ProxyProtoUDPSessionTrackingTTL %v, got %v for input %s",
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i, test.sessionTrackingTTL, cfg.ProxyProtoUDPSessionTrackingTTL, test.input)
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}
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if cfg.ProxyProtoUDPSessionTrackingMaxSessions != test.sessionTrackingMaxSessions {
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t.Errorf("Test %d: Expected ProxyProtoUDPSessionTrackingMaxSessions %d, got %d for input %s",
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i, test.sessionTrackingMaxSessions, cfg.ProxyProtoUDPSessionTrackingMaxSessions, test.input)
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}
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if test.shouldErr && err == nil {
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t.Errorf("Test %d: Expected error but found %s for input %s", i, err, test.input)
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}
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if err != nil {
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if !test.shouldErr {
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t.Errorf("Test %d: Expected no error but found one for input %s. Error was: %v", i, test.input, err)
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}
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if !strings.Contains(err.Error(), test.expectedErrContent) {
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t.Errorf("Test %d: Expected error to contain: %v, found error: %v, input: %s", i, test.expectedErrContent, err, test.input)
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}
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}
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}
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}
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