ClusterCockpit/cc-metric-collector
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with sudo, ignore EPERM for exec.LookPath

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This commit is contained in:
Roland Pabel
2025-10-16 15:03:26 +02:00
committed by Thomas Gruber
parent d6499935a4
commit 09cf89a951
1 changed files with 8 additions and 2 deletions
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10
collectors/gpfsMetric.go
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@@ -18,6 +18,7 @@ import (
"os/user"
"strconv"
"strings"
"syscall"
"time"
cclog "github.com/ClusterCockpit/cc-lib/ccLogger"
@@ -116,8 +117,13 @@ func (m *GpfsCollector) Init(config json.RawMessage) error {
// Check if mmpmon is in executable search path
p, err := exec.LookPath(m.config.Mmpmon)
if err != nil {
cclog.ComponentError(m.name, "failed to find mmpmon binary '%s': %v", m.config.Mmpmon, err)
return err
// if using sudo, the file must only be found, but exec.lookPath will give EPERM
if m.config.Sudo && err == syscall.EPERM {
cclog.ComponentWarn(m.name, "got error looking for mmpmon binary '%s': %v . This is expected when using sudo, continuing.", m.config.Mmpmon, err)
} else {
cclog.ComponentError(m.name, "failed to find mmpmon binary '%s': %v", m.config.Mmpmon, err)
return err
}
}
m.config.Mmpmon = p