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path: root/cmd/podman/common/specgen.go
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Diffstat (limited to 'cmd/podman/common/specgen.go')
-rw-r--r--cmd/podman/common/specgen.go272
1 files changed, 168 insertions, 104 deletions
diff --git a/cmd/podman/common/specgen.go b/cmd/podman/common/specgen.go
index 1eb8fc0bd..bf03463aa 100644
--- a/cmd/podman/common/specgen.go
+++ b/cmd/podman/common/specgen.go
@@ -23,49 +23,135 @@ import (
"github.com/pkg/errors"
)
-func FillOutSpecGen(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string) error {
- var (
- err error
- //namespaces map[string]string
- )
+func getCPULimits(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string) (*specs.LinuxCPU, error) {
+ cpu := &specs.LinuxCPU{}
+ hasLimits := false
- // validate flags as needed
- if err := c.validate(); err != nil {
- return nil
+ if c.CPUShares > 0 {
+ cpu.Shares = &c.CPUShares
+ hasLimits = true
+ }
+ if c.CPUPeriod > 0 {
+ cpu.Period = &c.CPUPeriod
+ hasLimits = true
+ }
+ if c.CPUSetCPUs != "" {
+ cpu.Cpus = c.CPUSetCPUs
+ hasLimits = true
+ }
+ if c.CPUSetMems != "" {
+ cpu.Mems = c.CPUSetMems
+ hasLimits = true
+ }
+ if c.CPUQuota > 0 {
+ cpu.Quota = &c.CPUQuota
+ hasLimits = true
+ }
+ if c.CPURTPeriod > 0 {
+ cpu.RealtimePeriod = &c.CPURTPeriod
+ hasLimits = true
+ }
+ if c.CPURTRuntime > 0 {
+ cpu.RealtimeRuntime = &c.CPURTRuntime
+ hasLimits = true
}
- s.User = c.User
- inputCommand := args[1:]
- if len(c.HealthCmd) > 0 {
- s.HealthConfig, err = makeHealthCheckFromCli(c.HealthCmd, c.HealthInterval, c.HealthRetries, c.HealthTimeout, c.HealthStartPeriod)
+ if !hasLimits {
+ return nil, nil
+ }
+ return cpu, nil
+}
+
+func getIOLimits(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string) (*specs.LinuxBlockIO, error) {
+ var err error
+ io := &specs.LinuxBlockIO{}
+ hasLimits := false
+ if b := c.BlkIOWeight; len(b) > 0 {
+ u, err := strconv.ParseUint(b, 10, 16)
if err != nil {
- return err
+ return nil, errors.Wrapf(err, "invalid value for blkio-weight")
}
+ nu := uint16(u)
+ io.Weight = &nu
+ hasLimits = true
}
- s.IDMappings, err = util.ParseIDMapping(ns.UsernsMode(c.UserNS), c.UIDMap, c.GIDMap, c.SubUIDName, c.SubGIDName)
- if err != nil {
- return err
+ if len(c.BlkIOWeightDevice) > 0 {
+ if err := parseWeightDevices(c.BlkIOWeightDevice, s); err != nil {
+ return nil, err
+ }
+ hasLimits = true
}
- if s.ResourceLimits == nil {
- s.ResourceLimits = &specs.LinuxResources{}
+
+ if bps := c.DeviceReadBPs; len(bps) > 0 {
+ if s.ThrottleReadBpsDevice, err = parseThrottleBPSDevices(bps); err != nil {
+ return nil, err
+ }
+ hasLimits = true
+ }
+
+ if bps := c.DeviceWriteBPs; len(bps) > 0 {
+ if s.ThrottleWriteBpsDevice, err = parseThrottleBPSDevices(bps); err != nil {
+ return nil, err
+ }
+ hasLimits = true
+ }
+
+ if iops := c.DeviceReadIOPs; len(iops) > 0 {
+ if s.ThrottleReadIOPSDevice, err = parseThrottleIOPsDevices(iops); err != nil {
+ return nil, err
+ }
+ hasLimits = true
+ }
+
+ if iops := c.DeviceWriteIOPs; len(iops) > 0 {
+ if s.ThrottleWriteIOPSDevice, err = parseThrottleIOPsDevices(iops); err != nil {
+ return nil, err
+ }
+ hasLimits = true
+ }
+
+ if !hasLimits {
+ return nil, nil
+ }
+ return io, nil
+}
+
+func getPidsLimits(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string) (*specs.LinuxPids, error) {
+ pids := &specs.LinuxPids{}
+ hasLimits := false
+ if c.PIDsLimit > 0 {
+ pids.Limit = c.PIDsLimit
+ hasLimits = true
+ }
+ if c.CGroups == "disabled" && c.PIDsLimit > 0 {
+ s.ResourceLimits.Pids.Limit = -1
}
- if s.ResourceLimits.Memory == nil {
- s.ResourceLimits.Memory = &specs.LinuxMemory{}
+ if !hasLimits {
+ return nil, nil
}
+ return pids, nil
+}
+
+func getMemoryLimits(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string) (*specs.LinuxMemory, error) {
+ var err error
+ memory := &specs.LinuxMemory{}
+ hasLimits := false
if m := c.Memory; len(m) > 0 {
ml, err := units.RAMInBytes(m)
if err != nil {
- return errors.Wrapf(err, "invalid value for memory")
+ return nil, errors.Wrapf(err, "invalid value for memory")
}
- s.ResourceLimits.Memory.Limit = &ml
+ memory.Limit = &ml
+ hasLimits = true
}
if m := c.MemoryReservation; len(m) > 0 {
mr, err := units.RAMInBytes(m)
if err != nil {
- return errors.Wrapf(err, "invalid value for memory")
+ return nil, errors.Wrapf(err, "invalid value for memory")
}
- s.ResourceLimits.Memory.Reservation = &mr
+ memory.Reservation = &mr
+ hasLimits = true
}
if m := c.MemorySwap; len(m) > 0 {
var ms int64
@@ -75,28 +161,58 @@ func FillOutSpecGen(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string
} else {
ms, err = units.RAMInBytes(m)
if err != nil {
- return errors.Wrapf(err, "invalid value for memory")
+ return nil, errors.Wrapf(err, "invalid value for memory")
}
}
- s.ResourceLimits.Memory.Swap = &ms
+ memory.Swap = &ms
+ hasLimits = true
}
if m := c.KernelMemory; len(m) > 0 {
mk, err := units.RAMInBytes(m)
if err != nil {
- return errors.Wrapf(err, "invalid value for kernel-memory")
+ return nil, errors.Wrapf(err, "invalid value for kernel-memory")
}
- s.ResourceLimits.Memory.Kernel = &mk
+ memory.Kernel = &mk
+ hasLimits = true
}
- if s.ResourceLimits.BlockIO == nil {
- s.ResourceLimits.BlockIO = &specs.LinuxBlockIO{}
+ if c.MemorySwappiness >= 0 {
+ swappiness := uint64(c.MemorySwappiness)
+ memory.Swappiness = &swappiness
+ hasLimits = true
}
- if b := c.BlkIOWeight; len(b) > 0 {
- u, err := strconv.ParseUint(b, 10, 16)
+ if c.OOMKillDisable {
+ memory.DisableOOMKiller = &c.OOMKillDisable
+ hasLimits = true
+ }
+ if !hasLimits {
+ return nil, nil
+ }
+ return memory, nil
+}
+
+func FillOutSpecGen(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string) error {
+ var (
+ err error
+ //namespaces map[string]string
+ )
+
+ // validate flags as needed
+ if err := c.validate(); err != nil {
+ return nil
+ }
+
+ s.User = c.User
+ inputCommand := args[1:]
+ if len(c.HealthCmd) > 0 {
+ s.HealthConfig, err = makeHealthCheckFromCli(c.HealthCmd, c.HealthInterval, c.HealthRetries, c.HealthTimeout, c.HealthStartPeriod)
if err != nil {
- return errors.Wrapf(err, "invalid value for blkio-weight")
+ return err
}
- nu := uint16(u)
- s.ResourceLimits.BlockIO.Weight = &nu
+ }
+
+ s.IDMappings, err = util.ParseIDMapping(ns.UsernsMode(c.UserNS), c.UIDMap, c.GIDMap, c.SubUIDName, c.SubGIDName)
+ if err != nil {
+ return err
}
s.Terminal = c.TTY
@@ -328,12 +444,24 @@ func FillOutSpecGen(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string
if s.ResourceLimits == nil {
s.ResourceLimits = &specs.LinuxResources{}
}
- if s.ResourceLimits.Memory == nil {
- s.ResourceLimits.Memory = &specs.LinuxMemory{}
+ s.ResourceLimits.Memory, err = getMemoryLimits(s, c, args)
+ if err != nil {
+ return err
}
- if c.MemorySwappiness >= 0 {
- swappiness := uint64(c.MemorySwappiness)
- s.ResourceLimits.Memory.Swappiness = &swappiness
+ s.ResourceLimits.BlockIO, err = getIOLimits(s, c, args)
+ if err != nil {
+ return err
+ }
+ s.ResourceLimits.Pids, err = getPidsLimits(s, c, args)
+ if err != nil {
+ return err
+ }
+ s.ResourceLimits.CPU, err = getCPULimits(s, c, args)
+ if err != nil {
+ return err
+ }
+ if s.ResourceLimits.CPU == nil && s.ResourceLimits.Pids == nil && s.ResourceLimits.BlockIO == nil && s.ResourceLimits.Memory == nil {
+ s.ResourceLimits = nil
}
if s.LogConfiguration == nil {
@@ -343,15 +471,6 @@ func FillOutSpecGen(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string
if ld := c.LogDriver; len(ld) > 0 {
s.LogConfiguration.Driver = ld
}
- if s.ResourceLimits.Pids == nil {
- s.ResourceLimits.Pids = &specs.LinuxPids{}
- }
- if c.PIDsLimit > 0 {
- s.ResourceLimits.Pids.Limit = c.PIDsLimit
- }
- if c.CGroups == "disabled" && c.PIDsLimit > 0 {
- s.ResourceLimits.Pids.Limit = -1
- }
// TODO WTF
//cgroup := &cc.CgroupConfig{
// Cgroups: c.String("cgroups"),
@@ -457,32 +576,6 @@ func FillOutSpecGen(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string
// quiet
//DeviceCgroupRules: c.StringSlice("device-cgroup-rule"),
- if bps := c.DeviceReadBPs; len(bps) > 0 {
- if s.ThrottleReadBpsDevice, err = parseThrottleBPSDevices(bps); err != nil {
- return err
- }
- }
-
- if bps := c.DeviceWriteBPs; len(bps) > 0 {
- if s.ThrottleWriteBpsDevice, err = parseThrottleBPSDevices(bps); err != nil {
- return err
- }
- }
-
- if iops := c.DeviceReadIOPs; len(iops) > 0 {
- if s.ThrottleReadIOPSDevice, err = parseThrottleIOPsDevices(iops); err != nil {
- return err
- }
- }
-
- if iops := c.DeviceWriteIOPs; len(iops) > 0 {
- if s.ThrottleWriteIOPSDevice, err = parseThrottleIOPsDevices(iops); err != nil {
- return err
- }
- }
-
- s.ResourceLimits.Memory.DisableOOMKiller = &c.OOMKillDisable
-
// Rlimits/Ulimits
for _, u := range c.Ulimit {
if u == "host" {
@@ -517,35 +610,6 @@ func FillOutSpecGen(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string
s.LogConfiguration.Options = logOpts
s.Name = c.Name
- if err := parseWeightDevices(c.BlkIOWeightDevice, s); err != nil {
- return err
- }
-
- if s.ResourceLimits.CPU == nil {
- s.ResourceLimits.CPU = &specs.LinuxCPU{}
- }
- if c.CPUShares > 0 {
- s.ResourceLimits.CPU.Shares = &c.CPUShares
- }
- if c.CPUPeriod > 0 {
- s.ResourceLimits.CPU.Period = &c.CPUPeriod
- }
-
- if c.CPUSetCPUs != "" {
- s.ResourceLimits.CPU.Cpus = c.CPUSetCPUs
- }
- if c.CPUSetMems != "" {
- s.ResourceLimits.CPU.Mems = c.CPUSetMems
- }
- if c.CPUQuota > 0 {
- s.ResourceLimits.CPU.Quota = &c.CPUQuota
- }
- if c.CPURTPeriod > 0 {
- s.ResourceLimits.CPU.RealtimePeriod = &c.CPURTPeriod
- }
- if c.CPURTRuntime > 0 {
- s.ResourceLimits.CPU.RealtimeRuntime = &c.CPURTRuntime
- }
s.OOMScoreAdj = &c.OOMScoreAdj
s.RestartPolicy = c.Restart
s.Remove = c.Rm
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2024-12-29 06:50:36 +0000