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major version upgrade for rootless and ocp : solving #1689 #1770

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Merged
merged 9 commits into from
Mar 31, 2022
Merged

major version upgrade for rootless and ocp : solving #1689 #1770

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43ed7fb
Update majorversionupgrade.go
neelasha-09 Feb 3, 2022
633bb0d
Update majorversionupgrade.go
neelasha-09 Feb 15, 2022
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Update majorversionupgrade.go
neelasha-09 Feb 16, 2022
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neelasha-09 Mar 24, 2022
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Update majorversionupgrade.go
neelasha-09 Mar 31, 2022
21c336e
Update pkg/cluster/majorversionupgrade.go
FxKu Mar 31, 2022
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21 changes: 18 additions & 3 deletions pkg/cluster/majorversionupgrade.go
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@ package cluster

import (
"fmt"
"strings"

"github.com/zalando/postgres-operator/pkg/spec"
"github.com/zalando/postgres-operator/pkg/util"
Expand Down Expand Up @@ -105,14 +106,28 @@ func (c *Cluster) majorVersionUpgrade() error {
c.logger.Infof("triggering major version upgrade on pod %s of %d pods", masterPod.Name, numberOfPods)
c.eventRecorder.Eventf(c.GetReference(), v1.EventTypeNormal, "Major Version Upgrade", "Starting major version upgrade on pod %s of %d pods", masterPod.Name, numberOfPods)
upgradeCommand := fmt.Sprintf("/usr/bin/python3 /scripts/inplace_upgrade.py %d 2>&1 | tee last_upgrade.log", numberOfPods)

c.logger.Debugf("checking if the spilo image runs with root or non-root (check for user id=0)")
resultIdCheck, errIdCheck := c.ExecCommand(podName, "/bin/bash", "-c", "/usr/bin/id -u")
if errIdCheck != nil {
c.eventRecorder.Eventf(c.GetReference(), v1.EventTypeWarning, "Major Version Upgrade", "Checking user id to run upgrade from %d to %d FAILED: %v", c.currentMajorVersion, desiredVersion, errIdCheck)
}

result, err := c.ExecCommand(podName, "/bin/su", "postgres", "-c", upgradeCommand)
resultIdCheck = strings.TrimSuffix(resultIdCheck, "\n")
var result string
if resultIdCheck != "0" {
c.logger.Infof("User id was identified as: %s, hence default user is non-root already", resultIdCheck)
result, err = c.ExecCommand(podName, "/bin/bash", "-c", upgradeCommand)
} else {
c.logger.Infof("User id was identified as: %s, using su to reach the postgres user", resultIdCheck)
result, err = c.ExecCommand(podName, "/bin/su", "postgres", "-c", upgradeCommand)
}
if err != nil {
c.eventRecorder.Eventf(c.GetReference(), v1.EventTypeNormal, "Major Version Upgrade", "Upgrade from %d to %d FAILED: %v", c.currentMajorVersion, desiredVersion, err)
c.eventRecorder.Eventf(c.GetReference(), v1.EventTypeWarning, "Major Version Upgrade", "Upgrade from %d to %d FAILED: %v", c.currentMajorVersion, desiredVersion, err)
return err
}

c.logger.Infof("upgrade action triggered and command completed: %s", result[:100])

c.eventRecorder.Eventf(c.GetReference(), v1.EventTypeNormal, "Major Version Upgrade", "Upgrade from %d to %d finished", c.currentMajorVersion, desiredVersion)
}
}
Expand Down