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Use $$() in pod commandlines to get $()

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This commit is contained in:
Tim Hockin 2015-05-28 10:47:43 -07:00
parent f015a21026
commit e524d52248
1 changed files with 8 additions and 4 deletions
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12
test/e2e/dns.go
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@ -73,7 +73,9 @@ var _ = Describe("DNS", func() {
probeCmd := "for i in `seq 1 600`; do " probeCmd := "for i in `seq 1 600`; do "
for _, name := range namesToResolve { for _, name := range namesToResolve {
// Resolve by TCP and UDP DNS. // Resolve by TCP and UDP DNS. Use $$(...) because $(...) is
// expanded by kubernetes (though this won't expand so should
// remain a literal, safe > sorry).
probeCmd += fmt.Sprintf(`test -n "$$(dig +notcp +noall +answer +search %s)" && echo OK > /results/udp@%s;`, name, name) probeCmd += fmt.Sprintf(`test -n "$$(dig +notcp +noall +answer +search %s)" && echo OK > /results/udp@%s;`, name, name)
probeCmd += fmt.Sprintf(`test -n "$$(dig +tcp +noall +answer +search %s)" && echo OK > /results/tcp@%s;`, name, name) probeCmd += fmt.Sprintf(`test -n "$$(dig +tcp +noall +answer +search %s)" && echo OK > /results/tcp@%s;`, name, name)
} }
@ -234,9 +236,11 @@ var _ = Describe("DNS", func() {
probeCmd := "for i in `seq 1 600`; do " probeCmd := "for i in `seq 1 600`; do "
for _, name := range namesToResolve { for _, name := range namesToResolve {
// Resolve by TCP and UDP DNS. // Resolve by TCP and UDP DNS. Use $$(...) because $(...) is
probeCmd += fmt.Sprintf(`test -n "$(dig +notcp +noall +answer +search %s)" && echo OK > /results/udp@%s;`, name, name) // expanded by kubernetes (though this won't expand so should
probeCmd += fmt.Sprintf(`test -n "$(dig +tcp +noall +answer +search %s)" && echo OK > /results/tcp@%s;`, name, name) // remain a literal, safe > sorry).
probeCmd += fmt.Sprintf(`test -n "$$(dig +notcp +noall +answer +search %s)" && echo OK > /results/udp@%s;`, name, name)
probeCmd += fmt.Sprintf(`test -n "$$(dig +tcp +noall +answer +search %s)" && echo OK > /results/tcp@%s;`, name, name)
} }
probeCmd += "sleep 1; done" probeCmd += "sleep 1; done"
Logf("vishh: 1") Logf("vishh: 1")