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@ -401,32 +401,36 @@ func ConnectionsMaxWithContext(ctx context.Context, kind string, max int) ([]Con
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return ConnectionsPidMax(kind, 0, max)
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}
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// Return a list of network connections opened, omitting `Uids`.
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// WithoutUids functions are reliant on implementation details. They may be altered to be an alias for Connections or be
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// removed from the API in the future.
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func ConnectionsWithoutUids(kind string) ([]ConnectionStat, error) {
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return ConnectionsWithoutUidsWithContext(context.Background(), kind)
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}
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func ConnectionsWithoutUidsWithContext(ctx context.Context, kind string) ([]ConnectionStat, error) {
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return ConnectionsMaxWithoutUidsWithContext(ctx, kind, 0)
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}
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func ConnectionsMaxWithoutUidsWithContext(ctx context.Context, kind string, max int) ([]ConnectionStat, error) {
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return ConnectionsPidMaxWithoutUidsWithContext(ctx, kind, 0, max)
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}
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// Return a list of network connections opened by a process.
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func ConnectionsPid(kind string, pid int32) ([]ConnectionStat, error) {
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return ConnectionsPidWithContext(context.Background(), kind, pid)
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}
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func ConnectionsPidWithoutUids(kind string, pid int32) ([]ConnectionStat, error) {
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return ConnectionsPidWithoutUidsWithContext(context.Background(), kind, pid)
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}
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func ConnectionsPidWithContext(ctx context.Context, kind string, pid int32) ([]ConnectionStat, error) {
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tmap, ok := netConnectionKindMap[kind]
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if !ok {
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return nil, fmt.Errorf("invalid kind, %s", kind)
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}
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root := common.HostProc()
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var err error
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var inodes map[string][]inodeMap
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if pid == 0 {
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inodes, err = getProcInodesAll(root, 0)
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} else {
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inodes, err = getProcInodes(root, pid, 0)
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if len(inodes) == 0 {
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// no connection for the pid
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return []ConnectionStat{}, nil
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}
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}
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if err != nil {
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return nil, fmt.Errorf("cound not get pid(s), %d: %s", pid, err)
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}
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return statsFromInodes(root, pid, tmap, inodes)
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return ConnectionsPidMaxWithContext(ctx, kind, pid, 0)
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}
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func ConnectionsPidWithoutUidsWithContext(ctx context.Context, kind string, pid int32) ([]ConnectionStat, error) {
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return ConnectionsPidMaxWithoutUidsWithContext(ctx, kind, pid, 0)
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}
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// Return up to `max` network connections opened by a process.
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@ -434,7 +438,19 @@ func ConnectionsPidMax(kind string, pid int32, max int) ([]ConnectionStat, error
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return ConnectionsPidMaxWithContext(context.Background(), kind, pid, max)
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}
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func ConnectionsPidMaxWithoutUids(kind string, pid int32, max int) ([]ConnectionStat, error) {
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return ConnectionsPidMaxWithoutUidsWithContext(context.Background(), kind, pid, max)
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}
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func ConnectionsPidMaxWithContext(ctx context.Context, kind string, pid int32, max int) ([]ConnectionStat, error) {
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return connectionsPidMaxWithoutUidsWithContext(ctx, kind, pid, max, false)
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}
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func ConnectionsPidMaxWithoutUidsWithContext(ctx context.Context, kind string, pid int32, max int) ([]ConnectionStat, error) {
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return connectionsPidMaxWithoutUidsWithContext(ctx, kind, pid, max, true)
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}
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func connectionsPidMaxWithoutUidsWithContext(ctx context.Context, kind string, pid int32, max int, skipUids bool) ([]ConnectionStat, error) {
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tmap, ok := netConnectionKindMap[kind]
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if !ok {
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return nil, fmt.Errorf("invalid kind, %s", kind)
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@ -452,12 +468,12 @@ func ConnectionsPidMaxWithContext(ctx context.Context, kind string, pid int32, m
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}
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}
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if err != nil {
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return nil, fmt.Errorf("cound not get pid(s), %d", pid)
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return nil, fmt.Errorf("cound not get pid(s), %d: %s", pid, err)
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}
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return statsFromInodes(root, pid, tmap, inodes)
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return statsFromInodes(root, pid, tmap, inodes, skipUids)
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}
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func statsFromInodes(root string, pid int32, tmap []netConnectionKindType, inodes map[string][]inodeMap) ([]ConnectionStat, error) {
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func statsFromInodes(root string, pid int32, tmap []netConnectionKindType, inodes map[string][]inodeMap, skipUids bool) ([]ConnectionStat, error) {
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dupCheckMap := make(map[string]struct{})
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var ret []ConnectionStat
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@ -504,9 +520,11 @@ func statsFromInodes(root string, pid int32, tmap []netConnectionKindType, inode
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conn.Pid = c.pid
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}
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// fetch process owner Real, effective, saved set, and filesystem UIDs
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proc := process{Pid: conn.Pid}
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conn.Uids, _ = proc.getUids()
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if !skipUids {
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// fetch process owner Real, effective, saved set, and filesystem UIDs
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proc := process{Pid: conn.Pid}
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conn.Uids, _ = proc.getUids()
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}
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ret = append(ret, conn)
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dupCheckMap[connKey] = struct{}{}
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